USNO Analysis Report for W20072 ($20MAR12XW) This report is a contributed analysis report that does not correspond to the database maintained by the IVS Data Centers for this session. (Analyzed by Christopher Dieck, US Naval Observatory. Spoolfile source: interactive 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 codes - S:0, X:0 observation 18, PIETOWN :WETTZ13N, 0738+491, 07:30:15, quality codes - S:0, X:9 observation 20, MK-VLBA :WETTZ13N, 1418+546, 07:32:35, quality codes - S:9, X:0 observation 29, MK-VLBA :WETTZ13N, 1156+295, 07:38:33, quality codes - S:9, X:0 observation 30, PIETOWN :WETTZ13N, 1156+295, 07:38:33, quality codes - S:9, X:0 observation 32, MK-VLBA :WETTZ13N, 1300+580, 07:41:20, quality codes - S:9, X:0 observation 33, PIETOWN :WETTZ13N, 1300+580, 07:41:20, quality codes - S:9, X:0 observation 41, MK-VLBA :WETTZ13N, 0749+540, 07:49:15, quality codes - S:0, X:9 observation 42, PIETOWN :WETTZ13N, 0749+540, 07:49:15, quality codes - S:0, X:9 observation 48, PIETOWN :WETTZ13N, 0718+793, 07:54:33, quality codes - S:9, X:0 observation 50, MK-VLBA :WETTZ13N, 0714+457, 07:57:37, quality codes - S:0, X:9 observation 51, PIETOWN :WETTZ13N, 0714+457, 07:57:37, quality codes - S:0, X:9 observation 60, PIETOWN :WETTZ13N, 0529+483, 08:03:50, quality codes - S:0, X:8 observation 72, PIETOWN :WETTZ13N, 1300+580, 08:11:43, quality codes - S:9, X:0 observation 80, MK-VLBA :WETTZ13N, 0749+540, 08:19:36, quality codes - S:0, X:9 observation 81, PIETOWN :WETTZ13N, 0749+540, 08:19:36, quality codes - S:0, X:9 observation 82, MK-VLBA :PIETOWN , 3C371 , 08:22:28, quality codes - S:0, X:0 observation 83, MK-VLBA :WETTZ13N, 3C371 , 08:22:28, quality codes - S:0, X:0 observation 90, PIETOWN :WETTZ13N, 0738+491, 08:26:58, quality codes - S:0, X:9 observation 104, MK-VLBA :WETTZ13N, 1300+580, 08:36:46, quality codes - S:9, X:0 observation 105, PIETOWN :WETTZ13N, 1300+580, 08:36:46, quality codes - S:9, X:0 observation 107, MK-VLBA :WETTZ13N, 0714+457, 08:41:19, quality codes - S:0, X:9 observation 108, PIETOWN :WETTZ13N, 0714+457, 08:41:19, quality codes - S:0, X:9 observation 111, PIETOWN :WETTZ13N, 0529+483, 08:44:03, quality codes - S:0, X:9 observation 112, MK-VLBA :PIETOWN , 1636+473, 08:46:20, quality codes - S:0, X:0 observation 113, MK-VLBA :WETTZ13N, 1636+473, 08:46:20, quality codes - S:0, X:0 observation 122, MK-VLBA :WETTZ13N, NGC6251 , 08:54:04, quality codes - S:0, X:0 observation 123, PIETOWN :WETTZ13N, NGC6251 , 08:54:04, quality codes - S:0, X:9 observation 130, MK-VLBA :PIETOWN , NRAO512 , 09:01:42, quality codes - S:0, X:0 observation 131, MK-VLBA :WETTZ13N, NRAO512 , 09:01:42, quality codes - S:0, X:0 observation 134, MK-VLBA :WETTZ13N, 1300+580, 09:05:11, quality codes - S:9, X:0 observation 135, PIETOWN :WETTZ13N, 1300+580, 09:05:11, quality codes - S:9, X:0 observation 138, PIETOWN :WETTZ13N, 0529+483, 09:08:52, quality codes - S:0, X:9 Number of observations rejected during analysis: 1 observation 47, MK-VLBA :WETTZ13N, 0718+793, 07:54:33, which fits at 2139.9 +/- 93.3 ps Other comments: None. Parameterization: 8 parameters: UT1 offset atmosphere offset for: MK-VLBA PIETOWN WETTZ13N clock offset (0), first order term (1), and/or second order term (2) for: PIETOWN (0,1) WETTZ13N (0,1) Clock breaks: None Session Statistics Observations: 144 scheduled 144 correlated (included in the database) 111 recoverable (usable in Solve/nuSolve) 110 used Session fit: 41.850 ps UT1 formal error: 6.32 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 9 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 144 144 110 * Correlated means included in the database. Please note that the number of recoverable (usable) observations cannot be broken down by source for Intensive solutions.