==================================== crd143 ==================================== Ho : Did not participate. Ww : Maintenance (02:01-02:45). Yg : Did not participate. No problems found for : Hb, Hh, Ht, Ke ================================ crd143hb READY ================================ 2026-05-25 12:46 crd143 Hobart12 (Hb), ready message Session crd143 ready message for Hobart12 (Hb) ----------------------------------------------------------- First source: 1217-558 at 13:00:00 UT Formatter to GPS difference (fmout-GPS) is us at Weather: Temperature (C): 10.6, Pressure (hPa): 1022.0, Humidity (%): 100.0 Additional operator comments (if any): Pointing results: SEFD S/X Source Az/El Offset (xEl) Offset (El) Tsys (S/X): Fringe check: Source: Array: Result: Additional Comments: ================================ crd143hb START ================================ 2026-05-25 13:12 crd143, Hobart12 (Hb), start message Session crd143 start message for Hobart12 (Hb) ----------------------------------------------------------- Started recording with source: 1217-558 at 145/13:00 UT Comments: Experiment started OK Regards, Theo ================================ crd143hb STOP ================================= 2026-05-26 13:17 Hobart12 has completed crd143 Hobart12 has completed crd143 The log and procedure files from experiment crd143 have been copied to CDDIS: Formatter (H-maser) leads GPS by 33.47 at 2026.146.12:49:32.28#fmout# Additional experiment notes: Recorded 27.93T to flexbuf-2hb using the DBBC3. The data will be e-transferred to WASH. Known problems: No Missed Scans: No Observers: Theo, Warren, Lou Regards, Lou Comments from the log: ================================ crd143hh READY ================================ 2026-05-25 10:51 crd143, HartRAO, Ready-message Session crd143 ready message for HartRAO. ----------------------------------------- Comments: HartRAO is ready to start observing CRD143. All sytems are nominal (except for severe RFI in S-band.) First source: 1217-558 at 13:00:0 UT FMOUT-GPS: 8.7022 microseconds Wx: Temperature (C): 20.2 Pressure (mBar): 871.0 Humidity (%): 48.52 Sky Conditions: 50-60% cloud and hazy otherwise Cable difference is: longer cable makes the reading smaller by 510.7 microseconds and is not nominal Pointing values: na Tsys (x1/s/x2): 65/65/70 ================================ crd143hh START ================================ 2026-05-25 13:00 crd143, HartRAO, Autostart-message Session crd143 auto-start message for HartRAO. ---------------------------------------------- Started recording with source: 1217-558 at 145.13:00:00 UT ================================ crd143hh STOP ================================= 2026-05-26 13:01 crd143, HartRAO, Stop-message Session crd143 stop message for HartRAO. ---------------------------------------- Comments: HartRAO has completed observing CRD143. All scans recorded successfully. Weather conditions: 30-40% cloud and hazy at start, cleaig up later on with clear skies midway through and 30-40% cloud and hazy again at end. Data are being e-shipped to Washington. Observation finished at: 13:00:00 UT ================================ crd143ho READY ================================ 2026-05-25 12:46 crd143 Hobart12 (Hb), ready message Session crd143 ready message for Hobart12 (Hb) ----------------------------------------------------------- First source: 1217-558 at 13:00:00 UT Formatter to GPS difference (fmout-GPS) is us at Weather: Temperature (C): 10.6, Pressure (hPa): 1022.0, Humidity (%): 100.0 Additional operator comments (if any): Pointing results: SEFD S/X Source Az/El Offset (xEl) Offset (El) Tsys (S/X): Fringe check: Source: Array: Result: Additional Comments: ================================ crd143ho START ================================ 2026-05-25 12:47 crd143, Hobart26 (Ho), start message Session crd143 start message for Hobart26 (Ho) ----------------------------------------------------------- Started recording with source: NA at NA UT Comments: Ho not participating in experiment due to ongoing issues Regards, Theo ================================ crd143ho START ================================ 2026-05-25 13:12 crd143, Hobart12 (Hb), start message Session crd143 start message for Hobart12 (Hb) ----------------------------------------------------------- Started recording with source: 1217-558 at 145/13:00 UT Comments: Experiment started OK Regards, Theo ================================ crd143ho STOP ================================= 2026-05-26 13:17 Hobart12 has completed crd143 Hobart12 has completed crd143 The log and procedure files from experiment crd143 have been copied to CDDIS: Formatter (H-maser) leads GPS by 33.47 at 2026.146.12:49:32.28#fmout# Additional experiment notes: Recorded 27.93T to flexbuf-2hb using the DBBC3. The data will be e-transferred to WASH. Known problems: No Missed Scans: No Observers: Theo, Warren, Lou Regards, Lou Comments from the log: ================================ crd143ht READY ================================ 2026-05-25 11:01 crd143, Hart15M, Ready-message Session crd143 ready message for Hart15M. ----------------------------------------- Comments: Hart15M is ready to start observing CRD143. All systems are nominal (except for RFI in S-band). First source: 1217-558 at 13:00:00 UT FMOUT-GPS: 8.6685 microseconds Wx: Temperature (C): 20.3 Pressure (mBar): 870.9 Humidity (%): 49.4 Sky Conditions: 50-60% cloud and hazy otherwise Cable difference is: na Pointing values: na Tsys (x1/s/x2): 30.5/38.8/36.2 ================================ crd143ht START ================================ 2026-05-25 13:00 crd143, Hart15M, Autostart-message Session crd143 auto-start message for Hart15M. ---------------------------------------------- Started recording with source: 1217-558 at 145.13:00:00 UT ================================ crd143ht STOP ================================= 2026-05-26 13:00 crd143, Hart15M, Stop-message Session crd143 stop message for Hart15M. ---------------------------------------- Comments: Hart15M has completed observing CRD143. All scans recorded successfully. Weather conditions: 30-40% cloud and hazy at start, clearing up later on with clear skies midway through and 30-40% cloud and hazy again at end. Data are being e-shipped to Washington. Observation finished at: 13:00:00 UT ================================ crd143ke READY ================================ 2026-05-25 09:17 crd143 Katherine (Ke), ready message Session crd143 ready message for Katherine (Ke) ----------------------------------------------------------- First source: 1217-558 at 13:00:00 UT Formatter to GPS difference (fmout-GPS) is 73.8289 us at 145.09:17:08 UT Weather: Temperature (C): 26.2, Pressure (hPa): 995.8, Humidity (%): 43.4 Additional operator comments (if any): Pointing results: SEFD S/X Source Az/El Offset (xEl) Offset (El) Tsys (S/X): Fringe check: Source: Array: Result: Additional Comments: ================================ crd143ke START ================================ 2026-05-25 13:12 crd143, Katherine (Ke), start message Session crd143 start message for Katherine (Ke) ----------------------------------------------------------- Started recording with source: 1217-558 at 145/13:00 UT Comments: Experiment started OK Regards, Theo ================================ crd143ke STOP ================================= 2026-05-26 13:13 Katherine has completed crd143 Katherine has completed crd143 The log and procedure files from experiment crd143 have been copied to CDDIS: Formatter (H-maser) leads GPS by 73.99 at 2026.146.12:49:33.03 Additional experiment notes: Recorded 16.39T to flexbuff-2ke using the DBBC3. The data will be e-transferred to WASH. Known problems: No Missed Scans: No Observers: Theo, Warren, Lou Regards, Lou Comments from the log: ================================ crd143ww READY ================================ 2026-05-25 12:55 crd143, Warkworth 12m (Ww), Ready message First Source: 1217-558 at DOY 145 / 13:00:00 UT FMOUT-GPS Offset: +3.78 s Weather Conditions: Temperature: 13.5 C Pressure: 1016.6 mbar Humidity: 79.3 % Windspeed: 8.5 km/h Wind Direction: 188 (South) Dew Point: 10.0 C Pointing Data: Source: oriona Collected: DOY 145 / 05:05:41 UT Az Offset: -0.01468 El Offset: 0.00472 Az El De I P Center SEFD 292.4 35.3 1l 1 l 8208.99 5890.6 292.4 35.3 8l 2 l 8928.99 -35118.0 292.4 35.3 1u 1 l 8216.99 5692.4 292.4 35.3 2u 1 l 8256.99 9893.7 292.4 35.3 3u 1 l 8356.99 16459.0 292.4 35.3 4u 1 l 8516.99 38909.0 292.4 35.3 5u 2 l 8736.99 -58031.0 292.4 35.3 6u 2 l 8856.99 22554.0 292.4 35.3 7u 2 l 8916.99 -79922.0 292.4 35.3 8u 2 l 8936.99 -20979.0 292.4 35.3 9u 3 r 2229.99 5013.5 292.4 35.3 au 3 r 2249.99 4903.4 292.4 35.3 bu 3 r 2269.99 4921.5 292.4 35.3 cu 3 r 2299.99 5439.9 292.4 35.3 du 4 r 2349.99 8539.9 292.4 35.3 eu 4 r 2369.99 -8667.0 292.4 35.3 ia 1 l 8368.00 7584.5 292.4 35.3 ib 2 l 8880.00 -27580.0 292.4 35.3 ic 3 r 2161.00 10799.0 292.4 35.3 id 4 r 2161.00 12952.0 ================================ crd143ww START ================================ 2026-05-25 13:05 crd143, Warkworth 12m (Ww), Start message Recording Started Scan Name: 145-1300 Source: 1217-558 Start Time: Day 145 at 13:00:00 UT ================================ crd143ww STOP ================================= 2026-05-26 13:05 crd143, Warkworth 12m (Ww), Stop message Observation Complete End Time: Day 146 at 13:00:00 UT Scans Recorded: 152 / 155 ================================ crd143yg START ================================ 2026-05-25 12:48 crd143, Yarragadee (Yg), start message Session crd143 start message for Yarragadee (Yg) ----------------------------------------------------------- Started recording with source: NA at NA UT Comments: Yg is not particpitating due to current issues with the cryocool system Regards, Theo ================================================================================