Subject: [IGSMAIL-1487] Height change at CHUR
From: Robert Duval / NRCan
Date: Fri, 29 Nov 1996 13:51:42 PST

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IGS Electronic Mail      Fri Nov 29 13:51:42 PST 1996      Message Number 1487
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Author: Robert Duval / NRCan
Subject: Height change at CHUR

ADVISORY
========

Site name          : CHURCHILL               
4 char ID          : CHUR    
Monu inscription   : 924001  
Domes number       : n/a

A 10 cm mount will be installed between the antenna and the monument at
Churchill on November 30 (DOY 335) shortly before 24:00 UT

 ANTENNA CONFIGURATION ON SITE STARTING 01-DEC-96:

          Type                   : DORNE-MARGOLIN T
          Serial Number          : 387
          Vertical Antenna Height: 0.100 Meter
          Antenna Ref. Point     : BOTTOM OF ANTENNA ASSEMBLY
          Date                   : 01-DEC-96 (00:00 UT)  

       Type: DORNE MARGOLIN T

                                      ---  
       L2 Phase Center =>         /    +    \             <---------------+ 
       L1 Phase Center =>        |     +     |            <---------+     | 
                +----------------------------------------------+    |     | 
                |                                              |    |     |
                |                                              |    |     |
                |                                              |    |     |
                |                                              |    |     |
               ==================================================   |     |
                                 |           |                      |     |
                                 |    +-+    |                      |   0.228m
     Antenna Ref. Point (ARP) => +====| |====+   <--+               |     |
                                 |           |      |             0.210m  |     
                                 |           |      |               |     |
                                 |           |      |               |     |
                        Mount => |           |    0.100m            |     |
                                 |           |      |               |     |
                                 |           |      |               |     |
                                 |    +-+    |      |               |     |
   Monument =>  +----------------+====| |====+-----------------+ <--+-----+   
   Ref. Point   |                                              |            
                |                                              |
                |                                              |
                |               Concrete pillar                |
                |                                              |
                |                                              |
                |                                              | 

-- 
Robert Duval

Geodetic Survey Division               Tel:    (613) 947-2786
Natural Resources Canada (NRCan)       Fax:    (613) 995-3215
615 Booth Street                       E-mail: [email-masked]
Ottawa, Ontario
K1A 0E9

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[Mailed From: Robert Duval <[email-masked]>]