GTAC Observation Log 1. Date : 26/05/2017 2. Observation Sr. No. : 9429 3. Observer : Yashwant Gupta, Huib T Intema, Francesco deGasperin, Dale A Frail, Preshanth Jagannathan, Mooley 4. Observer's Email : ygupta@ncra.tifr.res.in, intema@strw.leidenuniv.nl, astro@voo.it, dfrail@nrao.edu, pjaganna@nrao.edu, kunal.mooley@physics.ox.ac.uk 5. Project Name : A Search for Pulsars in Targets from TGSS \\+ NVSS 6. Project Code : 32_030 7. Operator(s) : Surender 8. Command File : /odisk/gtac/cmd/32_030/26may/obs.cmd 9. LTA File : /gsbifrdata/26may/32_030_26may2017_gsb.lta, /gwbifrdata2/26may/32_030_26may2017_gwb.lta 10. LogFlag File : /odisk/online1/logflags/32_030.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 : 4+14 dB, 32 MHz,ON, IF-CH2 : 4+14 dB, 32 MHz,ON 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 : 16.1061 Sec 31. No of Antennas Working(Fringing) at the beginning :25 32. Name of Non-Working Antennas (with reason for each) : C00 : : GAB Chksum Error. C05 : : MCM 0 time out. C06 : : Frequently applying brakes in AZ axis. C14 : : Structural repair work. E04 : : Not releasing brakes. W04 : : Elevation brakes. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 26 May 2017 01:00:00 - 26 May 2017 05:10:00 35. ONLINE Machine : Lenyadri 36. No of Antennas Working(Fringing) at the end :25 37. Comments (During Observations) : Data Recording on: gwbh6,gwbh7 and gwbh8 : /data5/gpuuuser/26may2017/* ---------------------------------------------------------------------- GWB : 325 MHz GAB LO=500 Mhz, Total Intensity, 200Mhz BW, 2048k Channels, Beam Int 8,IA-PA --------------------------------------------------------------------- # GWB GAC configuration is as follows : # BEAM-1:130 :: C01 C02 C03 C05 C08 C09 C10 C11 C12 C13 E02 E03 E05 E06 S01 S02 S03 S04 S06 W01 W03 W05 W06 Total=23 # BEAM-1:175 :: C01 C02 C03 C05 C08 C09 C10 C11 C12 C13 E02 E03 E05 E06 S01 S02 S03 S04 S06 W01 W03 W05 W06 Total=23 # BEAM-2:130 :: C01 C02 C03 C05 C08 C09 C10 C11 C12 C13 E02 E03 E05 E06 S01 S02 S03 S04 S06 W01 W03 W05 W06 Total=23 # BEAM-2:175 :: C01 C02 C03 C05 C08 C09 C10 C11 C12 C13 E02 E03 E05 E06 S01 S02 S03 S04 S06 W01 W03 W05 W06 Total=23 # BEAM-3:130 :: Total=0 # BEAM-3:175 :: Total=0 # BEAM-4:130 :: Total=0 # BEAM-4:175 :: Total=0 ------------------------ 01:00:00 : Started set-up. 01:26:00 : Power eq and phasing done on 3C286. 01:26:49 : Started scan on 3C286 for ~ 0.268435 min. 01:37:04 : Started scan on 1822-096 for ~ 2.68435 min. 01:40:05 : Started scan on 1822-096 for ~ 0.939523 min. 01:45:55 : Started scan on 1830-360 for ~ 2.01326 min. 01:50:16 : Started scan on 1830-360 for ~ 1.34218 min. 01:51:52 : Started scan on 1830-360 for ~ 0.939523 min. 01:55:20 : Started scan on B1642-03 for ~ 3.087 min. 01:59:59 : Started scan on B1709-15 for ~ 6.57666 min. 02:08:30 : Started scan on J1548-2848 for ~ 6.57666 min. 02:15:57 : Started scan on J1553-2805 for ~ 6.57666 min. 02:23:33 : Started scan on J1555-2908 for ~ 6.57666 min. 02:31:14 : Started scan on J1603-2757 for ~ 6.57666 min. 02:39:47 : Started scan on 1830-360 for ~ 1.34218 min. 02:41:24 : Started scan on 1830-360 for ~ 0.939523 min. 02:44:09 : Started scan on J1609-2832 for ~ 6.57666 min. 02:51:43 : Started scan on J1609-2932 for ~ 6.57666 min. 02:59:24 : Started scan on J1611-2501 for ~ 6.57666 min. 03:07:10 : Started scan on J1619-2742 for ~ 6.57666 min. 03:15:31 : Started scan on 1830-360 for ~ 1.47639 min. 03:17:09 : Started scan on 1830-360 for ~ 0.939523 min. 03:19:52 : Started scan on J1619-2915 for ~ 6.57666 min. 03:27:35 : Started scan on J1627-2848 for ~ 6.57666 min. 03:34:00 : S02 Removed from GAC due to antennas got Reset. 03:35:37 : Started scan on J1630-2628 for ~ 6.57666 min. 03:43:40 : Started scan on J1644-2630 for ~ 6.57666 min. 03:51:47 : Started scan on 1830-360 for ~ 1.47639 min. 03:53:25 : Started scan on 1830-360 for ~ 0.939523 min. 03:55:53 : Started scan on J1703-2939 for ~ 6.57666 min. 04:03:56 : Started scan on J1709-2858 for ~ 6.57666 min. 04:11:59 : Started scan on J1711-2546 for ~ 6.57666 min. 04:20:02 : Started scan on J1726-2534 for ~ 6.57666 min. 04:28:06 : Started scan on 1830-360 for ~ 1.47639 min. 04:29:47 : Started scan on 1830-360 for ~ 0.939523 min. 04:32:15 : Started scan on J1834-2057 for ~ 6.57666 min. 04:40:18 : Started scan on J1824-2452B for ~ 6.57666 min. 04:48:20 : Started scan on J1837-2713 for ~ 6.57666 min. 04:56:23 : Started scan on J1837-2727 for ~ 6.30823 min. 05:03:00 : Stopped scan and observing session over.