Subject: [IGSREPORT-5381] Wk 0976 NOAA NGS Analysis Report
From: NOAA/NGS GPS Analysis Center
Date: Mon, 5 Oct 1998 10:42:12 PDT

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IGS Electronic Report    Mon Oct  5 10:42:12 PDT 1998      Message Number 5381
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Author: NOAA/NGS GPS Analysis Center                                            
Subject: Wk 0976 NOAA NGS Analysis Report

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NGS ANALYSIS REPORT GPS WEEK 0976 (Dates: 98 Sep 20 - 98 Sep 26)                
******************************************************************************* 
National Oceanic and Atmospheric Administration (NOAA)                          
National Geodetic Survey (NGS), SSMC-3, N/NGS2                                  
1315 East-West Highway                                                          
Silver Spring, MD, USA  20910                                                   
                                                                                
contacts: William Kass    301-713-3209 ext.164   [email-masked]             
          Robert Dulaney  301-713-3209 ext.168   [email-masked]              
fax:                      301-713-4322                                          

PRODUCTS SENT TO CDDIS:                                                         
------------------------------------------------------------------------------  
 NGS09767.SUM         this text file                                            
 NGS09767.ERP         Earth rotation parameters for GPS Week 0976               
 NGS09767.SNX         weekly GPS coordinate solutions for GPS Wk 0976           
 NGS0976n.SP3         GPS ephemerides for GPS Week 0976, SP3 format (n=0..6)    
------------------------------------------------------------------------------  
                                                                                
SOLUTION CHARACTERISTICS:                                                       
------------------------------------------------------------------------------  
 Software             page5 developed at NOAA                                   
 Terr. Ref. Frame     nominally, ITRF96 at current epoch                        
 Observables          double-differenced carrier phase at 30-sec. intervals     
 Arc Length           24 hours                                                  
 Elevation Cutoff     15 degrees                                                
 Reference            file://igscb.jpl.nasa.gov/igscb/center/analysis/noaa.acn  
------------------------------------------------------------------------------  
                                                                                
STATISTICAL SUMMARY OF DAILY SOLUTIONS:                                         
------------------------------------------------------------------------        
          NUMBER      POST-FIT                                                  
 DOY   OBSERVATIONS   RMS (MM)   NO. SAT.   NO. SITES   NO. CONST. SITES        
------------------------------------------------------------------------        
 263     636860         10.8       27          60               43              
 264     612758         11.3       27          59               44              
 265     586839         11.3       26          60               42              
 266     606491         11.1       27          60               41              
 267     577304         10.7       27          61               41              
 268     561284         11.1       27          60               40              
 269     601926         11.1       27          60               41              
------------------------------------------------------------------------        
                                                                                
NUMBER OF OBSERVATIONS BY SATELLITE AND DOY:                                    
----------------------------------------------------------------------          
 PRN        263      264      265      266      267      268      269           
----------------------------------------------------------------------          
  01      25338    24632    25430    23955    21024    22004    22439           
  02      18909    17931    19314    17184    17471    16701    16173           
  03      22792    18076    18809    18563    17364    17725    21281           
  04      22960    24778E   29166E   28309E   27495E   26271E   28084E          
  05      18126    16633    17125    11665    10570    10743    12302           
  06      19512    19163    18583    19179    18735    18177    18707           
  07      25561    25481    24070    23714    22265    20701    24218           
  08      23945    21484    21652E   24352E   23487E   22186E   25147E          
  09      42966E   49714E   52638E   50614E   47628E   42706E   50458E          
  10      47622    48612    46968    40932    38480    34422    42932           
  13      46300    47552    42436    43932    43510    40150    43162           
  14      45556    43400     -999    39530    42990    40576    33254           
  15      44986    41830    33958    39636    38408    37866E   54224E          
  16      48176    46130    35948    45280    43270    43456    42640           
  17      44102    39048    43962    36092    31336    31872    32378           
  18      41286    42330    39574    38286    37568    37974    40776           
  19      59860E   59132E   57396E   57994E   53224E   55372E   55042E          
  21      46770    39396    41244    40298    43508    44030    40676           
  22      43674    43470    42860    46062    40786    40836    46656           
  23      50616    51642    47840    50368    44862    45602    46588           
  24      46356    44250    44356E   54708E   50142E   47438E   54972E          
  25      61888E   58824E   58560E   57778E   53576E   56598E   57510E          
  26      48314    43470    45712    43772    41844    41994    44826           
  27      59612E   58882E   60264E   58152E   54984E   53640E   57252E          
  29      44480    41564    39062    42862    42832    37914    39028           
  30      51088    45846    47992    48988    47316    40916    46322           
  31      45782    44068    44610    43856    41522    40190    38454           
----------------------------------------------------------------------          
NOTE: E = satellite eclipsing during day                                        
                                                                                
GLOBAL LIST OF SITES USED DURING WEEK:                                          
-----------------------------------------------------------------------------   
global: ALGO AREQ ASC1 AUCK BAHR BOGT BRMU CAS1 CHAT COCO CRO1 DAV1 DGAR DRAO   
global: EISL FAIR FORT GALA GODE GOLD GRAZ GUAM HART IISC IRKT KELY KERG KIT3   
global: KOKB KOSG KOUR KSTU KWJ1 LHAS LPGS MAC1 MADR MALI MASP MATE MCM4 MDO1   
global: METS MKEA NLIB NTUS NYAL OHIG ONSA PERT PIE1 POTS RCM6 SANT SHAO STJO   
global: TAEJ THU1 TIDB TROM TSKB VILL WES2 WHIT WTZR WUHN YAR1 YELL ZWEN        
-----------------------------------------------------------------------------   
                                                                                
NUMBER OF OBSERVATIONS BY SITE AND DOY (AVERAGE PER BASELINE):                  
----------------------------------------------------------------------------    
       ION CODE$                                                                
 SITE   0123456    263      264      265      266      267      268      269    
----------------------------------------------------------------------------    
 ALGO*  2222221  13006    13161    12634    13127    13173    13015    13268    
 AREQ*  3333343   6366     6925     6074     5247     5342     3586     4125    
 ASC1   222 222   4653              4339                       4063     3060    
 AUCK    2 1221           11497             11181    11085     8932    11340    
 BAHR   3333334   9982     9740     9241     9247     9445     7969     7103    
 BOGT       34                                        3482     4136             
 BRMU*  2222212  10334    10086     9804     8686    11380    11678    10720    
 CAS1   3547546   9861     8088     7978     6270     8302     8010     6970    
 CHAT   2 12221  11507             10844    10593    10651     8420    10624    
 COCO         2                                                         8915    
 CRO1       222                                       7652     9046     7261    
 DAV1*  3455645  10671     9710     8704     8455     8488     9773     7740    
 DGAR   2 2 222   4039              3804              3272     3924     3139    
 DRAO*  2122231  13520     8875    12452    13337    12904     9888    13252    
 EISL    222252            7157     6437     5219     5124              4539    
 FAIR*  1322462  13372    12729    13130    13359    12049     8170    12997    
 FORT*  233 333   5314     6306     5187              4798     5637     4061    
 GALA   2  3343   5614                       5091     4226     3586     3492    
 GODE      2211                             13012    13271    12911    14041    
 GOLD*  2222222  12128    10835    11184    11599    12063    12223    12083    
 GRAZ*  1222222  13796    14303    13852    13821    14205    13825    14280    
 GUAM*  3222232   5612     5654     6494     5226     5255              5764    
 HART*  2222222   7800     8541     7138     8379     7994     7494     7166    
 IISC   424232    6217     6085     3905     5350     3438     4882             
 IRKT*  12  222  11784    10301                      11977    10939    12270    
 KELY   3434554  13022    11431    11653    11705    10729    10618    10699    
 KERG*  1222222   9358     9530     9697     9954     8438     8451     8124    
 KIT3*  12222 2  10143    10526     9820    10419    10365             10159    
 KOKB*  2222221  10762    11810    11628    11099    11678    11741    12990    
 KOSG*  1221112  13991    13924    12816    13189    11657    13133    14004    
 KOUR*  2222432   6136     6065     5445     4541     4475     6285     4804    
 KSTU   12 2222  11427    12610              9640    11003    13195    11396    
 KWJ1*  3222243   5211     5653     5537     4858     4886              5674    
 LHAS*   22222             7294     5144     6602     5416     6472             
 LPGS   2222      9408    10084     9226     8686                               
 MAC1*  2323462  10820     9582     9641     8959    10291     7891     9530    
 MADR*  2222 12  14001    13846    12231    10703             12467    13640    
 MALI*  3232222   6292     7916     5851     7216     5830     5958     4757    
 MASP*  2222322  12491    10845    11571     9824     9491    11330     9608    
 MATE*  1222222  14510    14138    13774    14521    12524    14467    14371    
 MCM4   3455546  10256     9751     8236     8468     8039     6987     8715    
 MDO1*  2112221  12731    13300    12660    13164    12913    13227    12799    
 METS    12               11836    11442                                        
 MKEA   2223222  10133    10842    10384     9799    10605    10414    11378    
 NLIB*  2222221  12007    12656    12212    12461    12475    12387    12412    
 NTUS   333322    5089     5046     3810     3758     4918     4474             
 NYAL*  2434 3   12237    10970    10651    10192              6279             
 OHIG*  1111211   9462     9455     8851     9280     6853     4178     6137    
 ONSA*  12 1122  13444    10348             12141    11858    11481    13291    
 PERT*  1222222  12673    12578    13066    12590    11128    12490    12483    
 PIE1*  2122221  13307    13448    12550    13207    13207    12978    12824    
 POTS*  1221212  13996    12744    12973    14282    14434    14210    14046    
 RCM6   2222     11649    11078    10920    11826                               
 SANT*  2222232   8646     8780     8007     7192     6145     4178     5322    
 SHAO*  222 222  11097    10235    11295              9792    10184    12176    
 STJO   1 21211  12834             12170    12762    10504    11442    10820    
 TAEJ     22242                    12165    13388    11482    11286    12186    
 THU1*  3343534  12899    11803    11801    11952    10261     9231    11414    
 TIDB*  2222222  11463    11187    10519    10978    10858     9721    11116    
 TROM*  22234    11706    10867    10099    10168     4448                      
 TSKB*  2222232   8591     7723    10181     9941     9388    11824     9299    
 VILL*  2222212  13328    12729    12046    10645    11797    12827    12175    
 WES2*  2222211  13137    13338    12609    13453    13372    13334    13434    
 WHIT   1222362  13673    12287    13115    13280    11695     8317    12973    
 WTZR*  1222112  14138    14270    13646    14372    14050    14280    13973    
 WUHN   2232233  11446    10547     8858     9932     9355     9905    11983    
 YAR1*  2222222   9825     9805     9086     9307     9583     9503    11693    
 YELL*  2333543  13602    12788    12826    13287    10247     9467    12391    
 ZWEN*  1222 22  11750    11776    11574    11720             11803    11550    
----------------------------------------------------------------------------    
NOTES: * Indicates sites with constrained coordinates.                          
       $ Ion codes given for each day with data. Values are an index of         
         (nominally) mean ionospheric variability with lower values denoting    
         less variation. > signifies values exceeding 9.499. Some types of      
         instrumental problems cause increases in this index unrelated to       
         ionospheric effects.                                                   
                                                                                
STATION GEODETIC STATISTICS FOR WEEK:                                           
--------------------------------------------------------------------------------
        AVERAGE          AVERAGE GEOCENTRIC COORDINATES        RMS RESIDUAL (MM)
 SITE    EPOCH         X (M)          Y (M)          Z (M)        N     E     U 
--------------------------------------------------------------------------------
 ALGO*  51079.5     918129.4818  -4346071.2363   4561977.8206     1     1     1 
 AREQ*  51079.5    1942826.7508  -5804070.2463  -1796893.9554     1     1     1 
 ASC1   51079.8    6118526.0818  -1572344.6726   -876451.1764     9    26    74 
 AUCK   51080.3   -5105681.0530    461564.0370  -3782181.7017     2     4     6 
 BAHR   51079.5    3633909.0057   4425275.4922   2799861.2989     2     5    10 
 BOGT   51081.0    1744399.0884  -6116037.7363    512731.6427     4     9    31 
 BRMU*  51079.5    2304703.5738  -4874817.1754   3395186.9021     2     1     1 
 CAS1   51079.5    -901776.1654   2409383.3912  -5816748.4333     6     8     8 
 CHAT   51079.8   -4590670.9615   -275482.9336  -4404596.7379     3     8     8 
 COCO   51082.5    -741950.1004   6190961.6328  -1337768.5104     0     0     0 
 CRO1   51081.5    2607771.1763  -5488076.7575   1932767.7009     0     6    12 
 DAV1*  51079.5     486854.5531   2285099.2889  -5914955.7050     2     2     4 
 DGAR   51079.9    1916269.7096   6029977.3705   -801720.1337     8    24    34 
 DRAO*  51079.5   -2059164.7033  -3621108.3951   4814432.3677     1     1     1 
 EISL   51079.7   -1884951.6101  -5357595.8827  -2892890.5043     6    13    26 
 FAIR*  51079.5   -2281621.4644  -1453595.7939   5756961.9037     2     1     1 
 FORT*  51079.5    4985386.6358  -3954998.5819   -428426.4774     1     2     2 
 GALA   51080.1     -33796.0346  -6377522.6491    -82120.8792     6    13    21 
 GODE   51081.0    1130773.8548  -4831253.5726   3994200.4028     1     1     4 
 GOLD*  51079.5   -2353614.1930  -4641385.3711   3676976.4358     1     3     4 
 GRAZ*  51079.5    4194423.9448   1162702.5917   4647245.3355     2     1     0 
 GUAM*  51079.2   -5071312.7823   3568363.5099   1488904.3206     1     1     1 
 HART*  51079.5    5084625.3001   2670366.2629  -2768494.5310     2     3     1 
 IISC   51079.0    1337936.7437   6070317.1092   1427876.5567     5     5    15 
 IRKT*  51079.7    -968332.2309   3794425.4198   5018167.7465     2     3     3 
 KELY   51079.5    1575559.2581  -1941827.9231   5848076.4951     3     9     7 
 KERG*  51079.5    1406337.3327   3918161.1021  -4816167.3822     2     3     4 
 KIT3*  51079.2    1944945.3168   4556652.2219   4004325.9756     2     1     2 
 KOKB*  51079.5   -5543838.1192  -2054587.1479   2387809.7549     2     1     1 
 KOSG*  51079.5    3899225.2378    396731.8478   5015078.3596     2     1     1 
 KOUR*  51079.5    3839591.4206  -5059567.5421    579956.9443     3     4     4 
 KSTU   51079.7    -174281.7593   3571333.0315   5264196.0606     1     5     4 
 KWJ1*  51079.2   -6160880.9699   1339883.0835    960810.5093     4     1     1 
 LHAS*  51079.5    -106937.7436   5549269.5845   3139215.7744     1     3     1 
 LPGS   51078.0    2780102.9701  -4437418.8603  -3629404.5778     2     7     8 
 MAC1*  51079.5   -3464038.5407   1334172.7826  -5169224.2990     2     2     1 
 MADR*  51079.3    4849202.4573   -360329.0815   4114913.1332     7     3     1 
 MALI*  51079.5    4865366.4679   4110737.4771   -331121.6994     3     3     1 
 MASP*  51079.5    5439192.2672  -1522055.5944   2953454.7355     1     2     0 
 MATE*  51079.5    4641949.6870   1393045.3156   4133287.3543     1     1     1 
 MCM4   51079.5   -1311703.2523    310815.0646  -6213255.1581     4     7    11 
 MDO1*  51079.5   -1329998.6905  -5328393.3912   3236504.1861     2     1     1 
 METS   51078.0    2892570.9039   1311843.3624   5512634.0616     2     0     1 
 MKEA   51079.5   -5464105.1141  -2495166.7880   2148290.9911     3     5     6 
 NLIB*  51079.5    -130934.4965  -4762291.7297   4226854.6574     2     1     2 
 NTUS   51079.0   -1508022.7707   6195576.6596    148799.4671     8    22    32 
 NYAL*  51078.7    1202430.6229    252626.6677   6237767.5207     2     1     2 
 OHIG*  51079.5    1525872.5103  -2432481.2979  -5676146.0933     2     2     2 
 ONSA*  51079.7    3370658.6495    711877.0567   5349786.8794     1     0     0 
 PERT*  51079.5   -2368687.0616   4881316.5373  -3341796.0890     1     3     1 
 PIE1*  51079.5   -1640916.8088  -5014781.2042   3575447.1261     1     1     1 
 POTS*  51079.5    3800689.7613    882077.2982   5028791.2571     2     1     1 
 RCM6   51078.0     961334.7497  -5674074.1157   2740535.1240     3     4    17 
 SANT*  51079.5    1769693.3781  -5044574.1589  -3468321.0471     2     2     1 
 SHAO*  51079.5   -2831733.3148   4675666.0270   3275369.4947     2     2     2 
 STJO   51079.8    2612631.2056  -3426807.0217   4686757.8075     5     4     7 
 TAEJ   51080.5   -3120422.9590   4086355.4335   3761769.5960     2     3    11 
 THU1*  51079.5     538981.3933  -1388714.7927   6181005.1270     3     3     2 
 TIDB*  51079.5   -4460996.1968   2682557.0698  -3674443.6196     2     1     2 
 TROM*  51078.5    2102940.3152    721569.4025   5958192.1130     2     2     1 
 TSKB*  51079.5   -3957199.2302   3310199.6784   3737711.6884     4     1     3 
 VILL*  51079.5    4849833.7865   -335049.1436   4116014.8499     1     3     0 
 WES2*  51079.5    1492233.3620  -4458089.4764   4296046.0006     2     1     1 
 WHIT   51079.5   -2218337.8358  -2201205.1077   5543057.5725     1     2     4 
 WTZR*  51079.5    4075580.6705    931853.6990   4801568.0565     1     1     0 
 WUHN   51079.5   -2267749.1993   5009154.2917   3221290.7200     1     5     8 
 YAR1*  51079.5   -2389025.6241   5043316.8824  -3078530.6544     1     1     1 
 YELL*  51079.5   -1224452.5258  -2689216.1079   5633638.2750     1     1     2 
 ZWEN*  51079.3    2886325.5155   2155998.4298   5245816.1448     1     2     3 
--------------------------------------------------------------------------------
NOTES: * Indicates sites with constrained coordinates.                          
                                                                                
WARNINGS:                                                                       
--------------------------------------------------------------------------------
 263: constrained site LHAS not in data set                                     
    : PRN 01    has < 2/3 as many obs as average                                
    : PRN 02    has < 2/3 as many obs as average                                
    : PRN 03    has < 2/3 as many obs as average                                
    : PRN 04    has < 2/3 as many obs as average                                
    : PRN 05    has < 2/3 as many obs as average                                
    : PRN 06    has < 2/3 as many obs as average                                
    : PRN 07    has < 2/3 as many obs as average                                
    : PRN 08    has < 2/3 as many obs as average                                
    : site ASC1 has < 1/2 as many obs as average                                
    : site DGAR has < 1/2 as many obs as average                                
    : site FORT has < 1/2 as many obs as average                                
    : site KWJ1 has < 1/2 as many obs as average                                
    : site NTUS has < 1/2 as many obs as average                                
    : STJO residual dN > 2*RMS =      11 mm                                     
 264: PRN 01    has < 2/3 as many obs as average                                
    : PRN 02    has < 2/3 as many obs as average                                
    : PRN 03    has < 2/3 as many obs as average                                
    : PRN 04    has < 2/3 as many obs as average                                
    : PRN 05    has < 2/3 as many obs as average                                
    : PRN 06    has < 2/3 as many obs as average                                
    : PRN 07    has < 2/3 as many obs as average                                
    : PRN 08    has < 2/3 as many obs as average                                
    : site NTUS has < 1/2 as many obs as average                                
    : GRAZ residual dN > 2*RMS =       5 mm                                     
 265: constrained site IRKT not in data set                                     
    : constrained site ONSA not in data set                                     
    : PRN 01    has < 2/3 as many obs as average                                
    : PRN 02    has < 2/3 as many obs as average                                
    : PRN 03    has < 2/3 as many obs as average                                
    : PRN 05    has < 2/3 as many obs as average                                
    : PRN 06    has < 2/3 as many obs as average                                
    : PRN 07    has < 2/3 as many obs as average                                
    : PRN 08    has < 2/3 as many obs as average                                
    : site ASC1 has < 1/2 as many obs as average                                
    : site DGAR has < 1/2 as many obs as average                                
    : site IISC has < 1/2 as many obs as average                                
    : site NTUS has < 1/2 as many obs as average                                
    : FORT residual dE > 2*RMS =       4 mm                                     
    : KIT3 residual dE > 2*RMS =       3 mm                                     
    : MAC1 residual dU > 2*RMS =       3 mm                                     
    : MKEA residual dU > 2*RMS =      12 mm                                     
    : PERT residual dN > 2*RMS =       1 mm                                     
    : SANT residual dE > 2*RMS =       4 mm                                     
 266: constrained site FORT not in data set                                     
    : constrained site IRKT not in data set                                     
    : constrained site SHAO not in data set                                     
    : PRN 01    has < 2/3 as many obs as average                                
    : PRN 02    has < 2/3 as many obs as average                                
    : PRN 03    has < 2/3 as many obs as average                                
    : PRN 05    has < 2/3 as many obs as average                                
    : PRN 06    has < 2/3 as many obs as average                                
    : PRN 07    has < 2/3 as many obs as average                                
    : PRN 08    has < 2/3 as many obs as average                                
    : site GALA has < 1/2 as many obs as average                                
    : site KOUR has < 1/2 as many obs as average                                
    : site KWJ1 has < 1/2 as many obs as average                                
    : site NTUS has < 1/2 as many obs as average                                
 267: constrained site MADR not in data set                                     
    : constrained site NYAL not in data set                                     
    : constrained site ZWEN not in data set                                     
    : PRN 01    has < 2/3 as many obs as average                                
    : PRN 02    has < 2/3 as many obs as average                                
    : PRN 03    has < 2/3 as many obs as average                                
    : PRN 05    has < 2/3 as many obs as average                                
    : PRN 06    has < 2/3 as many obs as average                                
    : PRN 07    has < 2/3 as many obs as average                                
    : PRN 08    has < 2/3 as many obs as average                                
    : site BOGT has < 1/2 as many obs as average                                
    : site DGAR has < 1/2 as many obs as average                                
    : site GALA has < 1/2 as many obs as average                                
    : site IISC has < 1/2 as many obs as average                                
    : site KOUR has < 1/2 as many obs as average                                
    : site TROM has < 1/2 as many obs as average                                
    : CAS1 residual dN > 2*RMS =      13 mm                                     
    : DAV1 residual dN > 2*RMS =       4 mm                                     
    : ONSA residual dN > 2*RMS =       2 mm                                     
 268: constrained site GUAM not in data set                                     
    : constrained site KIT3 not in data set                                     
    : constrained site KWJ1 not in data set                                     
    : constrained site TROM not in data set                                     
    : PRN 01    has < 2/3 as many obs as average                                
    : PRN 02    has < 2/3 as many obs as average                                
    : PRN 03    has < 2/3 as many obs as average                                
    : PRN 05    has < 2/3 as many obs as average                                
    : PRN 06    has < 2/3 as many obs as average                                
    : PRN 07    has < 2/3 as many obs as average                                
    : PRN 08    has < 2/3 as many obs as average                                
    : site AREQ has < 1/2 as many obs as average                                
    : site ASC1 has < 1/2 as many obs as average                                
    : site BOGT has < 1/2 as many obs as average                                
    : site DGAR has < 1/2 as many obs as average                                
    : site GALA has < 1/2 as many obs as average                                
    : site NTUS has < 1/2 as many obs as average                                
    : site OHIG has < 1/2 as many obs as average                                
    : site SANT has < 1/2 as many obs as average                                
 269: constrained site NYAL not in data set                                     
    : constrained site TROM not in data set                                     
    : constrained site LHAS not in data set                                     
    : PRN 01    has < 2/3 as many obs as average                                
    : PRN 02    has < 2/3 as many obs as average                                
    : PRN 03    has < 2/3 as many obs as average                                
    : PRN 05    has < 2/3 as many obs as average                                
    : PRN 06    has < 2/3 as many obs as average                                
    : PRN 07    has < 2/3 as many obs as average                                
    : PRN 08    has < 2/3 as many obs as average                                
    : site AREQ has < 1/2 as many obs as average                                
    : site ASC1 has < 1/2 as many obs as average                                
    : site DGAR has < 1/2 as many obs as average                                
    : site EISL has < 1/2 as many obs as average                                
    : site FORT has < 1/2 as many obs as average                                
    : site GALA has < 1/2 as many obs as average                                
    : site KOUR has < 1/2 as many obs as average                                
    : site MALI has < 1/2 as many obs as average                                
    : CAS1 residual dE > 2*RMS =      16 mm                                     
    : KOSG residual dU > 2*RMS =       1 mm                                     
    : TIDB residual dN > 2*RMS =       4 mm                                     
--------------------------------------------------------------------------------

[Mailed From: bill kass <[email-masked]>]