GTAC Observation Log 1. Date : 24/10/2018 2. Observation Sr. No. : 10591 3. Observer : Suma Murthy, Raffaella Morganti, Nissim Kanekar, Tom Oosterloo 4. Observer's Email : murthy@astro.rug.nl, morganti@astron.nl, nkanekar@ncra.tifr.res.in, oosterloo@astron.nl 5. Project Name : HI in High Redshift Radio Galaxies 6. Project Code : 35_081 7. Operator(s) : Deepak, Navnath, Sachin, Shilpa 8. Command File : /odisk/gtac/cmd/nissim/j0158-2459.cmd, /odisk/gtac/cmd/nissim/j0217\+1837.cmd, /odisk/gtac/cmd/nissim/j0034\+4131.cmd 9. LTA File : /gsbifrdata1/23oct/35_081_23oct2018_gsb.lta.2, /gsbifrdata1/23oct/35_081_23oct2018_gsb.lta.1, /gsbifrdata1/23oct/35_081_23oct2018_gsb.lta, /gwbifrdata1/23oct/35_081_23oct2018_gwb.lta 10. LogFlag File : /odisk/online1/logflags/PNTG.FLAGS.2919, /odisk/online1/logflags/35_081.FLAGS.3, /odisk/online1/logflags/35_081.FLAGS.2, /odisk/online1/logflags/35_081.FLAGS.1 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 478 MHz ,RF2 : 478 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 540 MHz, ILO2 : 540MHz , IVLO1 : 62 MHz, IVLO2 : 62 MHz 13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 4+14 dB, 16 MHz,ON, IF-CH2 : 4+14 dB, 16 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 : 16.666666 MHz 24. Final BW : 0 MHz; Step # 0 25. Maximum Channels : 512 26. Channel Numbers : 0:511:1 27. LO5 -1 : 138 28. LO5 -2 : 167 29. Frequency Parameters (TPA) : 478 478 540 540 62 62 30. Integration Time : 16.1061 Sec 31. No of Antennas Working(Fringing) at the beginning :28 32. Name of Non-Working Antennas (with reason for each) : C11 : Servo problem. W06 : Low fringe due to surface refurbishment work. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 23 Oct 2018 22:00:00 - 24 Oct 2018 05:10:00 35. ONLINE Machine : Lenyadri 36. No of Antennas Working(Fringing) at the end :29 37. Comments (During Observations) : ------------GWB Setting---------------------------------------------------- GPU_MODE : Realtime GPU_LTA : 1 GPU_ACQ_BW : 200.0000 GPU_FINAL_BW : 200.0000 GPU_EDGE_FRQ : 0 GPU_CHAN_MAX : 8192 GPU_CHAN_NUM : 0:8191:1 GPU_STOKES : Total_Intensity GPU_SIDEBAND : 1 1 GPU_RF4 : 285 285 GPU_DDCLO4 : 0.0000 0.0000 GPU_SB4 : -1 -1 GCODE4 : 35_081 GPU_CNTRL : ONLINE GPU_FSTOP : ON GPU_BEAM_1 : OFF GPU_BEAM_2 : OFF GPU_BEAM_3 : OFF GPU_BEAM_4 : OFF GPU_BM_INT : 128 GPU_GAINEQ : OFF GPU_TPA : From GWB GUI. GPU_BITS : 8 Bits GPU_FILRFI : RFI Filterring OFF GPU_BEAM_S : OFF --------------------------------------------------------------------------- Line frequency : 469.5 MHz All ALCs ON RF Band : 470 MHz (FULL band) LO(1) : 540 MHz LO(5) : 138 167 MHz LO(4) : 62 MHz IF BW : 18 MHz Baseband BW : 16.67 MHz Step : 0 Channels : 512 lta : 8m TPA 478 478 540 540 62 62 The band should cover 478 - 461.33 MHz. 22:28 : '/odisk/gtac/cmd/nissim/j0158-2459.cmd' command file started. ----------------------------------------------------------------------- 22:28:32 : Started scan on 3C48 for ~ 6.71088 min. 22:39 : W01 automatically got abc reset. 22:44:48 : Started scan on 0116-208 for ~ 4.83183 min. 22:44 : C11 started working. 22:50:43 : Started scan on J0158-2459 for ~ 39.9968 min. 22:50 : W01 started working. 23:31:48 : Started scan on 0116-208 for ~ 4.83183 min. 23:40:31 : Started scan on 3C138 for ~ 4.83183 min. 23:46:26 : Started scan on J0451+0914 for ~ 24.9645 min. 00:12:39 : Started scan on 3C138 for ~ 4.5634 min. 00:18:30 : Started scan on J0451+0914 for ~ 25.2329 min. 00:44:43 : Started scan on 3C138 for ~ 4.83183 min. ----------------------------------------------------------------------- 00:50 : Started Settings for sources 3 and 4: J0217+1837 and J0357-0334 Line frequency : 452 MHz All ALCs ON RF Band : 470 MHz (FULL band) LO(1) : 520 MHz LO(5) : 139 166 MHz LO(4) : 61 MHz IF BW : 18 MHz Baseband BW : 16.67 MHz Step : 0 Channels : 512 lta : 8m TPA 459 459 520 520 61 61 ----------------------------------------------------------------------- /odisk/gtac/cmd/nissim/j0217+1837.cmd 01:07:34 : Started scan on 3C48 for ~ 7.24775 min. 01:16:17 : Started scan on 3C43 for ~ 4.5634 min. 01:23:54 : Started scan on J0217+1837 for ~ 0 min. 01:35:13 : Started scan on J0217+1837 for ~ 41.0706 min. 02:17:32 : Started scan on 3C43 for ~ 4.83183 min. 02:25:37 : Started scan on 0323+055 for ~ 4.83183 min. 02:32:14 : Started scan on J0357-0334 for ~ 25.5013 min. 03:03:50 : Started scan on 0323+055 for ~ 5.10027 min. 03:10:33 : Started scan on J0357-0334 for ~ 25.5013 min. 03:37:37 : Started scan on 0323+055 for ~ 4.83183 min. ----------------------------------------------------------------------- 03:40 : Started Settings for source 5: J0034+4131 line frequency : 304.1 MHz All ALCs ON RF Band : 470 MHz (FULL band) LO(1) : 234 MHz LO(5) : 138 167 MHz LO(4) : 62 MHz IF BW : 18 MHz Baseband BW : 16.67 MHz Step : 0 Channels : 512 lta : 8m TPA 296 296 234 234 62 62 ----------------------------------------------------------------------- 04:05 Started cmd file /odisk/gtac/cmd/nissim/j0034+4131.cmd 04:08:38 : Started scan on 3C48 for ~ 6.97932 min. 04:16:43 : Started scan on 0114+483 for ~ 5.10027 min. 04:22:57 : Started scan on J0034+4131 for ~ 16.643 min. 04:41:11 : Started scan on 3C48 for ~ 31.9438 min. 05:10:00 : Observation session over. -----------------------------------------------------------------------