Subject: [IGSREPORT-387] Earth orientation
From: D. McCarthy
Date: 16 JUL 1993 09:19:17

***********************************************************************
IGS Electronic Report     16-JUL-1993 09:19:17       Message Number 387
***********************************************************************

From: D. McCarthy
Subj: Earth orientation
-----------------------

Date:     15 July 1993

An updated look at Earth orientation data submitted to the IERS
follows.  Units are milliseconds of arc for x and y, and
milliseconds of time for UT1-UTC.

Contributor Data Span Points       Mean          Standard Deviation
                                (NEOS-GPS)  
                              x     y   UT1-UTC   x     y   UT1-UTC

Scripps      48780.5   389  -1.74 -0.44          0.62  0.81
             -49171.5     

CODE(ITRF91) 48800.5   376  -0.72 -0.60  -3.66   0.85  0.97  1.07 
             -49175.5

JPL          48794.5   332  -0.84 -0.10          0.77  0.78 
             -49157.5

ESOC         48794.5   378  -1.04 -0.92          1.35  1.67
             -49171.5

EMR          48830.5   296  -1.17  0.30          0.75  0.88
             -49171.5
                       214                0.19               0.92

GFZ          48997.5   186  -0.85  0.23          0.40  0.44
             -49178.5

NOAA         48988.5   171  -1.41 -1.08          0.98  1.47
             -49176.5

Plots of the residuals are available by FAX to anyone interested.

Regards,

Dennis McCarthy
  [email-masked]