GTAC Observation Log 1. Date : 22/10/2018 2. Observation Sr. No. : 10584 3. Observer : Bhaswati Bhattacharya 4. Observer's Email : bhaswati@ncra.tifr.res.in 5. Project Name : GMRT High Resolution Southern Sky Survey (GHRSS) 6. Project Code : 35_046 7. Operator(s) : Navnath, Nilesh 8. Command File : /odisk/gtac/cmd/jroy/35_046_21oct.cmd 9. LTA File : /gsbifrdata1/21oct/35_046_21oct2018_gsb.lta, /gwbifrdata1/21oct/35_046_21oct2018_gwb.lta 10. LogFlag File : /odisk/online1/logflags/35_046.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,OFF, IF-CH2 : 4+14 dB, 32 MHz,OFF GSB SETTINGS : 14. GSB Host : gsbm1 15. GSB Mode : Realtime 16. GSB LTA : 8 17. GSB CTRL : ONLINE 18. GSB Fstop : ON 19. GAIN EQ : OFF 20. Stokes : Total_Intensity 21. Beam - 1 : IA 22. Beam - 2 : OFF 23. ACQ BW : 33.333333 MHz 24. Final BW : 0 MHz; Step # 0 25. Maximum Channels : 512 26. Channel Numbers : 0:511:1 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 :27 32. Name of Non-Working Antennas (with reason for each) : E03 : ABC time out. S02 : Servo work. S03 : GAB time out. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 21 Oct 2018 19:15:00 - 22 Oct 2018 04:00:00 35. ONLINE Machine : Lenyadri 36. No of Antennas Working(Fringing) at the end :27 37. Comments (During Observations) : 19:15 : Started settings. ------------GWB Setting--------- GPU_MODE : Realtime GPU_LTA : 4 GPU_ACQ_BW : 200.0000 GPU_FINAL_BW : 200.0000 GPU_EDGE_FRQ : 0 GPU_CHAN_MAX : 4096 GPU_CHAN_NUM : 0:4095:1 GPU_STOKES : Total_Intensity GPU_SIDEBAND : 1 1 GPU_RF4 : 500 500 GPU_DDCLO4 : 0.0000 0.0000 GPU_SB4 : 1 1 GCODE4 : 35_046 GPU_CNTRL : ONLINE GPU_FSTOP : ON GPU_BEAM_1 : OFF GPU_BEAM_2 : OFF GPU_BEAM_3 : IA GPU_BEAM_4 : OFF GPU_BM_INT : 4 GPU_GAINEQ : OFF GPU_TPA : From GWB GUI. GPU_BITS : 8 Bits GPU_FILRFI : RFI Filterring OFF GPU_BEAM_S : OFF -------------------------------- 19:25 : GSB power eq @ 300 counts; GWB power eq @ 120 counts; on 2225-049. # GSB GAC configuration is as follows : # BEAM-1:130 :: C00 C01 C02 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E04 E05 E06 S01 S03 S04 S06 W01 W02 W03 W04 W05 W06 Total=28 # BEAM-1:175 :: C00 C01 C02 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E04 E05 E06 S01 S03 S04 S06 W01 W02 W03 W04 W05 W06 Total=28 # GWB GAC configuration is as follows : # BEAM-3:130 :: C00 C01 C02 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E04 E05 E06 S01 S04 S06 W01 W02 W03 W04 W05 W06 Total=27 # BEAM-3:175 :: C00 C01 C02 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E04 E05 E06 S01 S04 S06 W01 W02 W03 W04 W05 W06 Total=27 19:35 : Started command file. 19:38:06 : Started scan on 2214-385 for ~ 2.01326 min. 19:42:01 : Started scan on HR_1845-40 for ~ 4.5634 min. # GSB GAC configuration is as follows : # BEAM-1:130 :: C00 C01 C02 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E04 E05 E06 S01 S03 S04 S06 W01 W02 W03 W04 W06 Total=27 # BEAM-1:175 :: C00 C01 C02 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E04 E05 E06 S01 S03 S04 S06 W01 W02 W03 W04 W06 Total=27 # GWB GAC configuration is as follows : # BEAM-3:130 :: C00 C01 C02 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E04 E05 E06 S01 S04 S06 W01 W02 W03 W04 W06 Total=26 # BEAM-3:175 :: C00 C01 C02 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E04 E05 E06 S01 S04 S06 W01 W02 W03 W04 W06 Total=26 19:46:42 : Started scan on HR_1845-40 for ~ 10.6479 min. 19:58 : ONLINE SOCKET open, stopped command file. 20:12 : Restarted command file. 20:14:44 : Started scan on HR_2203-39 for ~ 11.7217 min. 20:27:30 : Started scan on HR_2210-39 for ~ 11.7217 min. 20:39:57 : Started scan on HR_2217-39 for ~ 11.6769 min. 20:52:38 : Started scan on HR_2224-39 for ~ 11.7217 min. 21:05:19 : Started scan on HR_2231-39 for ~ 11.6769 min. 21:17:50 : Started scan on 2214-385 for ~ 1.96852 min. 21:20:44 : Started scan on HR_2238-39 for ~ 11.7217 min. 21:33:25 : Started scan on HR_2245-39 for ~ 11.6769 min. 21:45:57 : Started scan on HR_2252-39 for ~ 11.6769 min. 21:58:38 : Started scan on HR_2259-39 for ~ 11.7217 min. 22:11:19 : Started scan on HR_2305-39 for ~ 11.6322 min. 22:23:46 : Started scan on 2214-385 for ~ 2.01326 min. 22:26:35 : Started scan on HR_2312-39 for ~ 11.6322 min. 22:39:11 : Started scan on HR_2319-39 for ~ 11.6769 min. 22:51:57 : Started scan on HR_2326-39 for ~ 11.7217 min. 23:04:43 : Started scan on HR_2333-39 for ~ 11.7217 min. 23:17:33 : Started scan on HR_2340-39 for ~ 11.7217 min. 23:30:19 : Started scan on HR_2347-39 for ~ 11.6769 min. 23:43:09 : Started scan on HR_2354-39 for ~ 11.5875 min. 23:57:05 : Started scan on 0240-231 for ~ 2.95279 min. 00:01:10 : Started scan on HR_0204-39 for ~ 11.7217 min. 00:13:55 : Started scan on HR_0211-39 for ~ 11.7217 min. 00:26:41 : Started scan on HR_0217-39 for ~ 11.6769 min. 00:39:27 : Started scan on HR_0224-39 for ~ 11.6769 min. 00:52:12 : Started scan on HR_0231-39 for ~ 11.7217 min. 01:05:31 : Started scan on 0240-231 for ~ 2.99753 min. 01:09:49 : Started scan on HR_0238-39 for ~ 11.7664 min. 01:22:45 : Started scan on HR_0245-39 for ~ 11.7664 min. 01:35:35 : Started scan on HR_0252-39 for ~ 11.6769 min. 01:48:21 : Started scan on HR_0259-39 for ~ 11.7664 min. 02:01:11 : Started scan on HR_0306-39 for ~ 11.6769 min. 02:14:16 : Started scan on 0240-231 for ~ 2.99753 min. 02:18:20 : Started scan on HR_0313-39 for ~ 11.7217 min. 02:31:10 : Started scan on HR_0319-39 for ~ 11.7217 min. 02:43:56 : Started scan on HR_0326-39 for ~ 11.7217 min. 02:56:46 : Started scan on HR_0333-39 for ~ 11.7217 min. 03:09:32 : Started scan on HR_0340-39 for ~ 11.6769 min. 03:22:18 : Started scan on HR_0347-39 for ~ 11.6769 min. 03:35:04 : Started scan on HR_0354-39 for ~ 11.6769 min. 04:00:00 : Observation session closed.