IVS Analysis Report for W20072 ($20MAR12XW) This report is the official IVS analysis report that corresponds to the database maintained by the IVS Data Centers for this session. (Analyzed by Karen Baver, Goddard Space Flight Center VLBI Analysis Center. Spoolfile source: interactive solve/nuSolve analysis.) Problems: None. Number of observations rejected during correlation: 0 Number of observations not usable by the software: 33 observation 6, PIETOWN :WETTZ13N, 0415+398, 07:17:56, quality code X-band: 0 S-band: 0 observation 18, PIETOWN :WETTZ13N, 0738+491, 07:30:15, quality code X-band: 9 S-band: 0 observation 20, MK-VLBA :WETTZ13N, 1418+546, 07:32:35, quality code X-band: 0 S-band: 9 observation 29, MK-VLBA :WETTZ13N, 1156+295, 07:38:33, quality code X-band: 0 S-band: 9 observation 30, PIETOWN :WETTZ13N, 1156+295, 07:38:33, quality code X-band: 0 S-band: 9 observation 32, MK-VLBA :WETTZ13N, 1300+580, 07:41:20, quality code X-band: 0 S-band: 9 observation 33, PIETOWN :WETTZ13N, 1300+580, 07:41:20, quality code X-band: 0 S-band: 9 observation 41, MK-VLBA :WETTZ13N, 0749+540, 07:49:15, quality code X-band: 9 S-band: 0 observation 42, PIETOWN :WETTZ13N, 0749+540, 07:49:15, quality code X-band: 9 S-band: 0 observation 48, PIETOWN :WETTZ13N, 0718+793, 07:54:33, quality code X-band: 0 S-band: 9 observation 50, MK-VLBA :WETTZ13N, 0714+457, 07:57:37, quality code X-band: 9 S-band: 0 observation 51, PIETOWN :WETTZ13N, 0714+457, 07:57:37, quality code X-band: 9 S-band: 0 observation 60, PIETOWN :WETTZ13N, 0529+483, 08:03:50, quality code X-band: 8 S-band: 0 observation 72, PIETOWN :WETTZ13N, 1300+580, 08:11:43, quality code X-band: 0 S-band: 9 observation 80, MK-VLBA :WETTZ13N, 0749+540, 08:19:36, quality code X-band: 9 S-band: 0 observation 81, PIETOWN :WETTZ13N, 0749+540, 08:19:36, quality code X-band: 9 S-band: 0 observation 82, MK-VLBA :PIETOWN , 3C371 , 08:22:28, quality code X-band: 0 S-band: 0 observation 83, MK-VLBA :WETTZ13N, 3C371 , 08:22:28, quality code X-band: 0 S-band: 0 observation 90, PIETOWN :WETTZ13N, 0738+491, 08:26:58, quality code X-band: 9 S-band: 0 observation 104, MK-VLBA :WETTZ13N, 1300+580, 08:36:46, quality code X-band: 0 S-band: 9 observation 105, PIETOWN :WETTZ13N, 1300+580, 08:36:46, quality code X-band: 0 S-band: 9 observation 107, MK-VLBA :WETTZ13N, 0714+457, 08:41:19, quality code X-band: 9 S-band: 0 observation 108, PIETOWN :WETTZ13N, 0714+457, 08:41:19, quality code X-band: 9 S-band: 0 observation 111, PIETOWN :WETTZ13N, 0529+483, 08:44:03, quality code X-band: 9 S-band: 0 observation 112, MK-VLBA :PIETOWN , 1636+473, 08:46:20, quality code X-band: 0 S-band: 0 observation 113, MK-VLBA :WETTZ13N, 1636+473, 08:46:20, quality code X-band: 0 S-band: 0 observation 122, MK-VLBA :WETTZ13N, NGC6251 , 08:54:04, quality code X-band: 0 S-band: 0 observation 123, PIETOWN :WETTZ13N, NGC6251 , 08:54:04, quality code X-band: 9 S-band: 0 observation 130, MK-VLBA :PIETOWN , NRAO512 , 09:01:42, quality code X-band: 0 S-band: 0 observation 131, MK-VLBA :WETTZ13N, NRAO512 , 09:01:42, quality code X-band: 0 S-band: 0 observation 134, MK-VLBA :WETTZ13N, 1300+580, 09:05:11, quality code X-band: 0 S-band: 9 observation 135, PIETOWN :WETTZ13N, 1300+580, 09:05:11, quality code X-band: 0 S-band: 9 observation 138, PIETOWN :WETTZ13N, 0529+483, 09:08:52, quality code X-band: 9 S-band: 0 Number of observations rejected during analysis: 2 observation 47, MK-VLBA :WETTZ13N, 0718+793, 07:54:33, which fits at 2155.2 +/- 93.7 ps observation 75, PIETOWN :WETTZ13N, 1324+224, 08:14:35, which fits at 278.2 +/- 66.7 ps Other comments: None. Parameterization: 10 parameters: UT1 offset atmosphere offset for: MK-VLBA PIETOWN WETTZ13N clock offset, first order term, and second order term for: PIETOWN WETTZ13N Clock breaks: None Session Statistics Observations: 144 scheduled 144 correlated (included in the database) 111 recoverable (usable in Solve/nuSolve) 109 used Session fit: 46.917 ps UT1 formal error: 6.94 microsec Source Performance Number of Observations Scheduled Correlated* Used 0415+398 3 3 2 0529+483 9 9 6 0613+570 12 12 12 0714+457 6 6 2 0716+714 12 12 12 0718+793 3 3 1 0738+491 12 12 10 0749+540 6 6 2 0955+476 12 12 12 1053+815 3 3 3 1101+384 3 3 3 1128+385 3 3 3 1144+402 9 9 9 1156+295 3 3 1 1300+580 12 12 5 1324+224 9 9 8 1418+546 9 9 8 NGC6251 3 3 1 1636+473 6 6 4 NRAO512 3 3 1 1803+784 3 3 3 3C371 3 3 1 ------------ --------- ---------- ------ Source Total 144 144 109 * Correlated means included in the database. Please note that the number of recoverable (usable) observations cannot be broken down by source for Intensive solutions.