GTAC Observation Log 1. Date : 21/10/2016 2. Observation Sr. No. : 8930 3. Observer : Jayanta Roy ,Bhaswati Bhattacharyya 4. Observer's Email : bhaswati.bhattacharyya@manchester.ac.uk ,jayroys@gmail.com 5. Project Name : GMRT High Resolution Southern Sky (GHRSS) survey for millisecond pulsars and transients : \r\nA SKA precursor survey \r\n 6. Project Code : 31_035 7. Operator(s) : Pramod, Sachin, Surender 8. Command File : /odisk/gtac/cmd/jroy/31_035_20oct.cmd 9. LTA File : /gsbifrdata1/20oct/31_035_20oct2016_2s.lta.1, /gsbifrdata1/20oct/31_035_20oct2016_2s.lta 10. LogFlag File : /odisk/online1/logflags/31_035.FLAGS ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 306 MHz ,RF2 : 306 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 255 MHz, ILO2 : 255MHz , IVLO1 : 51 MHz, IVLO2 : 51 MHz 13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 24+4 dB, 32 MHz,OFF, IF-CH2 : 24+4 dB, 32 MHz,OFF GSB SETTINGS : 14. GSB Host : gsbm1_shivneri 15. GSB Mode : Realtime 16. GSB LTA : 8 17. GSB CTRL : ONLINE 18. GSB Fstop : ON 19. GAIN EQ : ON 20. Stokes : Total_Intensity 21. Beam - 1 : OFF 22. Beam - 2 : OFF 23. ACQ BW : 33.333333 MHz 24. Final BW : 0 MHz; Step # 0 25. Maximum Channels : 256 26. Channel Numbers : 0:255:1 27. LO5 -1 : 149 28. LO5 -2 : 156 29. Frequency Parameters (TPA) : 306 306 255 255 51 51 30. Integration Time : 2.0132 Sec 31. No of Antennas Working(Fringing) at the beginning :26 32. Name of Non-Working Antennas (with reason for each) : C10 : Servo problem (Applied both brakes) E06 : ABC time out S01 : MCM 5 time out C11 : Low fringe 33. Note for Backup : 34. Start and End Time of Obs.(IST): 20 Oct 2016 21:00:00 - 21 Oct 2016 05:00:00 35. ONLINE Machine : Lenyadri 36. No of Antennas Working(Fringing) at the end :26 37. Comments (During Observations) : 20:23 : Started command file. '/odisk/gtac/cmd/jroy/31_035_20oct.cmd' 20:23:52 : Started scan on 2225-049 for ~ 3.15411 min. 20:29:56 : Started scan on 2214-385 for ~ 1.97971 min. 20:32:53 : Started scan on HR_2200-42 for ~ 2.14748 min. 20:35:08 : Started scan on HR_2200-42 for ~ 16.0054 min. 20:52:12 : Started scan on HR_2207-42 for ~ 18.2871 min. 21:11:28 : Started scan on HR_2222-42 for ~ 18.3207 min. 21:30:44 : Started scan on 2214-385 for ~ 3.0199 min. 21:34:35 : Started scan on HR_2236-42 for ~ 18.2871 min. 21:53:35 : Started scan on HR_2243-42 for ~ 18.2871 min. 22:12:38 : Started scan on HR_2250-42 for ~ 18.2871 min. 22:31:41 : Started scan on 2214-385 for ~ 3.0199 min. 22:35:26 : Started scan on HR_2257-42 for ~ 18.2871 min. 22:55:02 : Started scan on HR_0057-42 for ~ 18.2536 min. 23:14:20 : Started scan on HR_0133-42 for ~ 18.3207 min. 23:33:52 : Started scan on 0240-231 for ~ 2.98634 min. 23:38:10 : Started scan on HR_0202-46 for ~ 7.78462 min. 23:46:08 : Started scan on HR_0202-46 for ~ 10.3012 min. 23:57:22 : Started scan on HR_0210-46 for ~ 18.2871 min. 00:16:27 : Started scan on HR_0218-46 for ~ 18.2536 min. 00:36:17 : Started scan on 0240-231 for ~ 3.0199 min. 00:40:51 : Started scan on HR_0225-46 for ~ 18.2536 min. 01:00:08 : Started scan on HR_0233-46 for ~ 18.2871 min. 01:19:22 : Started scan on HR_0241-46 for ~ 12.1467 min. 01:31:40 : Started scan on HR_0241-46 for ~ 5.97268 min. 01:39:10 : Started scan on 0240-231 for ~ 3.0199 min. 01:43:45 : Started scan on HR_0248-46 for ~ 18.2871 min. 02:03:11 : Started scan on HR_0256-46 for ~ 18.2871 min. 02:22:55 : Started scan on HR_0530-47 for ~ 18.2536 min. 02:47:08 : Started scan on 0440-435 for ~ 3.0199 min. 02:50:58 : Started scan on HR_0538-47 for ~ 18.2871 min. 03:10:16 : Started scan on HR_0546-47 for ~ 30.2325 min. 03:41:43 : Started scan on HR_0554-47 for ~ 18.2871 min. 04:00 : Stopped command file. Changed mode to PA-PA and selected antennas in GAC upto 3rd arm antennas. 04:04:45 : Started scan on 0440-435 for ~ 1.50995 min. 04:07:01 : Started scan on 0440-435 for ~ 2.11393 min. 04:09:13 : Started scan on 0440-435 for ~ 0.805306 min. 04:11:06 : Started scan on J0418-4154 for ~ 5.26804 min. 04:17:35 : Started scan on J0514-4408 for ~ 10.2676 min. 04:28:51 : Started scan on J0514-4407 for ~ 10.2676 min. 04:40:05 : Started scan on J0514-4408 for ~ 10.2676 min. 04:51:30 : Started scan on J0702-4956 for ~ 9.1268 min. 05:00 : Stopped command file and closed observation session.