IVS Analysis Report for V21351 ($21DEC17VI) This report is the official IVS analysis report that corresponds to the database maintained by the IVS Data Centers for this session. (Analyzed by Sergei Bolotin, NVI, Inc. / NASA Goddard Space Flight Center. Spoolfile source: interactive solve/nuSolve analysis.) Problems: KOKEE12M No log file. Number of observations rejected during correlation: 0 Number of observations not usable by the software: 0 Number of observations rejected during analysis: 3 observation 16, KOKEE12M:WETTZ13S, 1308+554, 19:04:16, which fits at 175.8 +/- 51.1 ps observation 27, KOKEE12M:WETTZ13S, 1929+226, 19:20:15, which fits at -354.6 +/- 51.5 ps observation 35, KOKEE12M:WETTZ13S, 1929+226, 19:31:40, which fits at -333.5 +/- 52.0 ps Other comments: None. Parameterization: 6 parameters: UT1 offset atmosphere offset for: KOKEE12M WETTZ13S clock offset, first order term, and second order term for: WETTZ13S Clock breaks: None Session statistics Observations: 45 scheduled 45 correlated (included in the database) 45 recoverable (usable in Solve/nuSolve) 42 used Session fit: 46.796 ps UT1 formal error: 7.00 microsec Source Performance Number of Observations Scheduled Correlated* Used 0716+714 2 2 2 0827+243 3 3 3 1015+359 2 2 2 1030+415 1 1 1 1039+811 2 2 2 1053+704 1 1 1 1308+554 2 2 1 1418+546 4 4 4 1636+473 4 4 4 DA426 1 1 1 1726+455 1 1 1 1746+470 3 3 3 1751+288 1 1 1 1758+388 3 3 3 1803+784 2 2 2 1806+456 1 1 1 1823+689 1 1 1 1842+681 1 1 1 1849+670 2 2 2 1909+161 1 1 1 1929+226 3 3 1 2000+472 4 4 4 ------------ --------- ---------- ------ Source Total 45 45 42 * Correlated means included in database. Please note that the number of recoverable (usable) observations cannot be broken down by source for Intensive solutions.