==================================== r1854 ===================================== Ft : Azimuth encoder failure (01:48-09:13). Observed with warm receiver but scheduled as warm. Ke : Mark5 crashed (23:40-00:08). Mark5 clock offset by 1 second after crash. Yg : Wind stow (10:37-15:54). No problems found for : Ht, Kk, Kv, Mc, Sh, Wn, Ww ================================ r1854ft READY ================================= 2018-08-06 16:33:33 r1854, Fortaleza, ready-message ================================ r1854ft START ================================= 2018-08-06 18:55:22 R1854, Fortaleza, start-message ================================= r1854ft STOP ================================= 2018-08-07 17:10:23 R1854, Fortaleza, Stop-message Fortaleza finished R1854 session at 219 - 16:58:10 UT. Comments: Scans from 01:48 up to 08:59 ut were missed due to a failure in az encoder system. Receiver is warm. The disk containing the data will be sent to Washington by FedEx immediately. Disk Inventory Size D/2000GB = 03 Size G/4000GB = 02 Size J/8000GB = 05 Other Size (1000GB) = 01 Last update: JULY/2018. Fortaleza VLBA Team ================================ r1854ht READY ================================= 2018-08-06 16:35:27 r1854, Hart15M, Ready-message Session r1854 ready message for Hart15M. ---------------------------------------- Comments: Hart15M is ready to start R1854 First source: 1741-038 at 17:00:00 UT FMOUT-GPS: 13.8780 microseconds Wx: Temperature (C): 19.7 Pressure (mBar): 864.7 Humidity (%): 15.60 Sky Conditions: No cloud but very hazy due to smoke particles from firebreaks Cable difference is: na Pointing values: na Tsys (x1/s/x2): 33.0/48.4/37.6 ================================ r1854ht START ================================= 2018-08-06 17:00:00 r1854, Hart15M, Autostart-message Session r1854 auto-start message for Hart15M. --------------------------------------------- Started recording with source: 1741-038 at 218.17:00:00 UT ================================= r1854ht STOP ================================= 2018-08-07 17:51:27 r1854, Hart15M, Stop-message Session r1854 stop message for Hart15M. --------------------------------------- Comments: Hart15M has completed R1854. All scans recorded. Weather conditions were clear at first, then 20-30% cloud from the middle through till the end. Data will be e-shipped to Bonn. Disk Inventory: A 0, B 0, C 0, D 0, E 0, F 0, G 3, H 0, (other larger) 3 Observation finished at: 16:59:55 UT ================================= r1854ke WIKI ================================= 2018-08-07 16:15:00 r1854 Katherine 12m Disk VSN: GSFC+024 | Data volume at beginning: 0.5113 GB 1700UT - Experiment started OK (Tiege) 00:00 UT 219 Mark 5 crash and restart missed scans 218-2340 through 219-0008b (warren) 00:12 UT recording resumed with 219-0011 (warren) 07:00 UT Mark5 clock is 1s ahead and left as such (Atifur) ================================ r1854kk READY ================================= 2018-08-06 16:26:02 r1854, Kokee Park, Ready-message Session r1854 ready message for Kokee Park. ------------------------------------------- First source: 0748+126 at 218/1702:48 UT FMOUT-GPS: +7.17 microseconds Wx: Temperature (C): 14.8 Pressure (mBar): 887.3 Humidity (%): 100.0 Sky Conditions: partly cloudy Cable difference is: longer cable makes the reading smaller by 50.7 microseconds and is nominal Pointing values: SEFD X/S Source Az/El Offset1 Offset2 1587/616 casa 330/40 0.001 0.008 1529/676 taurusa 82/50 -0.004 0.013 Tsys (x1/s/x2): 65/35/38 ================================ r1854kk START ================================= 2018-08-06 17:02:48 r1854, Kokee Park, Autostart-message Session r1854 auto-start message for Kokee Park. ------------------------------------------------ Started recording with source: 0748+126 at 218.17:02:48 UT ================================= r1854kk STOP ================================= 2018-08-07 17:01:24 r1854, Kokee Park, Stop-message Session r1854 stop message for Kokee Park. ------------------------------------------ Comments: Diskpacks OSOD-200 and HOB+0090 will be sent out via fedex AWB# 7729 0866 6173 Mk5 timout errors in between scans 218-2031b and 218-2031b. possibly caused by a slow disk. switched to spare disk pack and recorded next scan with no problems. no scans missed Problem scans: Source Scan start Explanation of problem 3c371 219/0125:15 RFI on IFB BBC# 12 Disk Inventory: A 0, B 0, C 0, D 13, E 6, F 0, G 0, H 0, (other larger) 2 Observation finished at: 219/1659:55 UT ================================ r1854kv READY ================================= 2018-08-07 00:27:46 r1854, Sejong, Ready-message FMOUT-GPS: -27.3 usec Wx: Temperature (C) 30.4 Pressure (hPa) 991.7 Humidity (%) 73.3 ================================ r1854kv START ================================= 2018-08-07 00:28:16 r1854 Sejong, Start-message Session r1854 start-message for Sejong(Kv) ================================= r1854kv STOP ================================= 2018-08-08 00:14:32 r1854,Sejong,Stop-message comment: ================================ r1854ma READY ================================= 2018-08-06 12:21:16 I: r1854, MATERA, Ready-message The azimuth encoder failure has been fixed. The pointing model has been recalculated, pointing checks look good. This is the first session after the repairing, we are running it as tagged along station in order to check the system. Regards, Pino -----Messaggio originale----- Da: IVS-ops [mailto:ivs-ops-bounces@lists.nasa.gov] Per conto di VLBI Operator at vlbidell Inviato: lunedì 6 agosto 2018 13:53 A: ivs-ops@lists.nasa.gov Oggetto: [IVS-ops] r1854, MATERA, Ready-message Session r1854 ready message for MATERA. --------------------------------------- First source: 1741-038 at 17:00 UT GPS-FMOUT: 7.2 microseconds Wx: Temperature (C): 29.8 Pressure (mBar): 961.1 Humidity (%): 45.0 Sky Conditions: cloudy sky Cable difference is: longer cable makes the reading smaller by 104.3 microseconds and is nominal Pointing values: SEFD X/S Source Az/El Offset1 Offset2 3282/1621 casa 344/13 0.0070 -0.0027 Tsys (x1/s/x2): 159/308/0 ================================ r1854ma READY ================================= 2018-08-06 11:53:11 r1854, MATERA, Ready-message Session r1854 ready message for MATERA. --------------------------------------- First source: 1741-038 at 17:00 UT GPS-FMOUT: 7.2 microseconds Wx: Temperature (C): 29.8 Pressure (mBar): 961.1 Humidity (%): 45.0 Sky Conditions: cloudy sky Cable difference is: longer cable makes the reading smaller by 104.3 microseconds and is nominal Pointing values: SEFD X/S Source Az/El Offset1 Offset2 3282/1621 casa 344/13 0.0070 -0.0027 Tsys (x1/s/x2): 159/308/0 ================================ r1854ma START ================================= 2018-08-06 17:00:53 r1854, MATERA, Start-message Session r1854 start message for MATERA. --------------------------------------- Started recording with source: 1741-038 at: 17:00:00 UT ================================= r1854ma STOP ================================= 2018-08-07 17:37:19 r1854, MATERA, Stop-message Session r1854 stop message for MATERA. -------------------------------------- Problem scans: Source Scan start Explanation of problem 0059+581 09:05:57 compressor inspection Disk Inventory: A 0, B 0, C 0, D 18, E 1, F 0, G 2, H 1, (other larger) 1 Observation finished at: 17:00 UT ================================ r1854mc READY ================================= 2018-08-07 14:13:01 r1854, Medicina, Ready-message Session r1854 ready message for Medicina. ----------------------------------------- First source: 1741-038 at 17:00 UT GPS-FMOUT: 8.15 microseconds Wx: Temperature (C): 34 Pressure (mBar): 1011.1 Humidity (%): 40 Sky Conditions: partially cloudy Cable difference is: na Pointing values: SEFD X/S Source Az/El Offset1 Offset2 310/680 3c123 149/73 0.000 0.006 0/0 3c84 242/84 -0.001 -0.001 Tsys (x1/s/x2): 34/64/28 ================================= r1854mc STOP ================================= 2018-08-07 17:02:09 r1854, Medicina, Stop-message Session r1854 stop message for Medicina. ---------------------------------------- Comments: all done, no problems. Observation finished at: 17:00 UT ================================ r1854sh START ================================= 2018-08-06 16:28:24 r1854, sheshan, startmessage Dear colleagues, Seshan Station has started r1854 in mark5b mode and used CDAS as the terminal. The first source was 1741-038(218-1700b, #7) at 17:00:00 UT. Weather conditions: fine. Clock offset=Fmout-GPS= 114.13 us at 16:21:59 UT. Cablediff:650.0e-6,- All systems are normal. Regards Seshan25 VLBI Team ================================= r1854sh STOP ================================= 2018-08-07 16:58:50 r1854sh,sheshan,stopmessage Dear colleagues, Sheshan 25m Station has stopped r1854sh in mark5b mode with CDAS as the terminal. The last source was 0340+362 (219-1655b;#8422) at 16:57:53 UT. Weather conditions: fine. Clock offset=Fmout-GPS= 114.19 us at 16:55:53 UT. All systems are normal . best regards sheshan 25m VLBI Team ================================ r1854wn START ================================= 2018-08-06 18:40:16 r1854, Wettzell (wn), Start-message Wettzell (wn) started r1854 at scheduled time. First source 1741-038 at 17:00 UT. Delta ut(ref-efos60) = 2.983 micsec. at 218.17:45 UT. System status: OK. WX/clear sky, sunset. Regards, Wettzell obs. ================================= r1854wn STOP ================================= 2018-08-07 17:21:10 r1854, Wettzell (wn), Stop-message Wettzell (wn) finished r1854 at scheduled time. All scans were recorded and no problems remarked. WX/thin layer clouds, partly sunny, hot. Regards, Wettzell obs. ================================= r1854yg WIKI ================================= 2018-08-07 16:15:00 r1854 Yarragadee 12m Disk VSN: USN-0049 | Data volume at beginning: 0.513 GB 1700UT - Experiment started OK (Tiege) 10:36 UT - Windstow activated (Atifur) 1600UT - Auto stow released. missed scans: 219-1037 to 219-1554a. (Simin) ================================================================================