==================================== crf155 ==================================== Bd : Halted (16:55-18:22), Ri (06:48-08:00). Hh : Power outage (17:16-05:42). Ma : Late start 13:26. Nt : No log. Sv : Halted (17:06-18:23). Zc : Halted (17:16-18:12). RI5416 (06:48-08:00). ================================ crf155bd READY ================================ 2026-09-28 12:33 crf155 Badary, Ready-message Session crf155 Ready message for Badary. Mark5B+ recorder. GPS-FMOUT: 0.050 microseconds. Wx: Temperature (C):6; Pressure (mBar):919; Humdity (%):58 Sky conditions: cloudy State of cryogenic system: on (cold) Pointing values: SEFD X RCP/S RCP Source Az/El Offset1 Offset2 298/450 Virgo A 191/50 0.01556 0.00228 Tsys X RCP/S RCP: 43/48 Operator Bryukhanova ================================ crf155bd START ================================ 2026-09-28 13:02 crf155 Badary, Start-message Badary started crf155 session as scheduled at 271/13:00:00 UTC. First source 1606+106 Operators Alakova, Plotnikova ================================ crf155bd STOP ================================= 2026-09-29 13:05 crf155 Badary, Stop-message Badary ends crf155 observing 176 Skipped scans 271-1715 to 271-1812 due to the CVN session. Skipped scans 272-0648 to 272-0800 due to the Ri session. Session were recorded on module HART+520/32000/1024 Operators Alakova, Plotnikova, Bryukhanova, Krival, Sorokovikov Badary ends crf155 observing 176 Skipped scans 271-1715 to 271-1812 due to the CVN session. Skipped scans 272-0648 to 272-0800 due to the Ri session. Session were recorded on module HART+520/32000/1024 ================================ crf155hh READY ================================ 2026-09-28 12:34 crf155, HartRAO, Ready-message Session crf155 ready message for HartRAO. ----------------------------------------- Comments: HartRAO is ready to start observing CRF155. All systems are nominal (except for severe RFI at S-band). First source: 1606+106 at 13:00:00 UT FMOUT-GPS: 8.3387 microseconds Wx: Temperature (C): 28.5 Pressure (mBar): 862.0 Humidity (%): 36.5 Sky Conditions: 60-70% cloud Cable difference is: longer cable makes the reading smaller by 491.3 microseconds and is nominal Pointing values: na Tsys (x1/s/x2): 65/na/80 ================================ crf155hh START ================================ 2026-09-28 13:00 crf155, HartRAO, Autostart-message Session crf155 auto-start message for HartRAO. ---------------------------------------------- Started recording with source: 1606+106 at 271.13:00:00 UT ================================ crf155hh STOP ================================= 2026-09-29 12:58 crf155, HartRAO, Stop-message Session crf155 stop message for HartRAO. ---------------------------------------- Comments: HartRAO has completed observing CRF155. Missed from scan 271-1716 up to scan 272-0542 - due to power failure causing antenna drive fault. Missed first part of scan 272-0648 and scan 272-1252 in its entirety due to power glitch causing antenna drive fault. Weather conditions: 60-70% cloud at start with overcast conditions and rain later on, then mostly overcast, with rain again midway through, and overcast at end. Data are being e-shipped to SHAO. Problem scans: Source Scan start Explanation of problem IIIZWZ 271-1716 From here - power failure casued antenna drive fault ... 1149-084 272-0542 ... up to here - power failure casued antenna drive fault 0743+259 272-0648 Power glicth causing antenna drive fault 1330+022 272-1252 Power glicth causing antenna drive fault Observation finished at: 12:57:12 UT ================================ crf155ma READY ================================ 2026-09-28 14:10 crf155, MATERA, Ready-message Session crf155 ready message for MATERA. ---------------------------------------- Comments: The session starts at 13:30 UTC due to hardware/software problems. First source: 3c279 at 13:30:00 UT FMOUT-GPS: 3.586 microseconds Wx: Temperature (C): 25 Pressure (mBar): 965 Humidity (%): 32 Sky Conditions: Clear sky Cable difference is: longer cable makes the reading smaller by 334 microseconds and is nominal Pointing values: SEFD X/S Source Az/El Offset1 Offset2 3090/3280 CASA 25/18 -0.0037 0.0067 Tsys (x1/s/x2): 170/389/0 ================================ crf155ma START ================================ 2026-09-28 14:28 crf155, MATERA, Start-message Session crf155 start message for MATERA. ---------------------------------------- Started recording with source: 3c279 at: 13:30:00 UT ================================ crf155ma STOP ================================= 2026-09-29 13:24 crf155, MATERA, Stop-message Session crf155 stop message for MATERA. --------------------------------------- Comments: session started at 13:30 utc due to h/s problems Problem scans: Source Scan start Explanation of problem 0 0 0 Disk Inventory: A 0, B 0, C 0, D 0, E 0, F 0, G 0, H 0, (other larger) 0 Observation finished at: 13:00 UT ================================ crf155nt READY ================================ 2026-09-28 10:59 CRF155, Noto, Ready-message Session CRF155 ready message for Noto. -------------------------------------- Comments: 09:17:40#fivpt#offset 88.2272 54.9758 0.01560 0.00339 1 1 09:17:40#fivpt#xoffset 88.2272 54.9758 0.00895 0.00339 0.00202 0.00246 1 1 2u 3c286 First source: 1606+106 at 13:00 UT FMOUT-GPS: -8.733 microseconds Wx: Temperature (C): 25.3 Pressure (mBar): 1021.7 Humidity (%): 59 Sky Conditions: partially cloud Cable difference is: longer cable makes the reading smaller by 0 microseconds and is nominal Pointing values: SEFD X/S Source Az/El Offset1 Offset2 870.0/678.4 3c286 104.5/72 0.01560 0.00339 Tsys (x1/s/x2): 69.1/27.8/91.2 ================================ crf155nt START ================================ 2026-09-28 13:00 crf155, Noto, Autostart-message Session crf155 auto-start message for Noto. ------------------------------------------- Started recording with source: 1606+106 at 271.13:00:00 UT ================================ crf155sv READY ================================ 2026-09-28 11:55 crf155, Svetloe. Ready- message. Session crf155 Ready-message for Svetloe. ----------------------------------------------------------- Mark5B+ recorder. GPS-FMOUT: +1.1683 microseconds. Wx: Temperature (C): 16.3 ; Pressure(mBar): 1024.8; Humidity(%): 63.0 Sky conditions: cloudy. Pointing values: SEFD X/S Source Az/El Offset1 Offset2 273/---- CygA 64/33 -0.00013 -0.00129 Tsys (X/S): 47/74 S-receiver RFI. Operator Orlov. ================================ crf155sv START ================================ 2026-09-28 13:01 crf155, Svetloe. Start-message. Session crf155 Start-message for Svetloe. --------------------------------------------------------------------------------------- Svetloe started crf155 session as schedule at 271/13:00:00 UT. First source 1606+106. Mark5B+ recorder. Operator Orlov. ================================ crf155sv STOP ================================= 2026-09-29 13:34 crf155, Svetloe. Stop-message. Session crf155 Stop-message for Svetloe. ---------------------------------------- Svetloe ends crf155 observing 243 Module MPI+1626/16000/1024. All scans were recorded. Operator Zborovskiy ================================ crf155zc READY ================================ 2026-09-28 11:29 crf155 Zelenchukskaya Ready message Session crf155 ready message for Zelenchukskaya. First source: 1606+106 at 13:00:00 UT. GPS-FMOUT: 2.411microseconds. GPS-MASER: 2.218 microseconds. Wx: Temperature (C): 12, Pressure (mBar): 884, Humidity (%): 91. Sky Conditions: cloudy. Cable difference: - Pointing values: SEFD: (x/s) Source Az/El Offset1 Offset2 256/- 3c353 128/32 -0.00047 -0.00301 Tsys (x/s): 55/76. Azeloff (az/el): 0m,0m. Operator: Ptitcin A. ================================ crf155zc START ================================ 2026-09-28 13:06 crf155 Zelenchukskaya Start message Session crf155 start message for Zelenchukskaya. Experement started 13:00:00, no problems. First source: 1606+106 at 13:00:00 UT. Operator: Ptitcin A. ================================ crf155zc STOP ================================= 2026-09-29 13:02 crf155 Zelenchukskaya Stop message Session crf154 stop message for Zelenchukskaya. Zelenchukskaya ends crf155 at 13:00:00 , observing 252. Session crf155 was recorded on module IAAC+014. Scans from 272-0643 to 272-0800 missed due to participation on ri5416. Operator: Markelova A. ================================================================================