GTAC Observation Log 1. Date : 19/05/2018 2. Observation Sr. No. : 10270 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 : The Role of HI in the Evolution of Radio Galaxies 6. Project Code : 34_040 7. Operator(s) : Pramod, Surender 8. Command File : /odisk/gtac/cmd 9. LTA File : /gsbifrdata1/18may/34_040_18may2018_gsb.lta.3, /gsbifrdata1/18may/34_040_18may2018_gsb.lta.2, /gsbifrdata1/18may/34_040_18may2018_gsb.lta.1, /gsbifrdata1/18may/34_040_18may2018_gsb.lta, /gsbifrdata1/18may/34_040_18may2018.lta.3, /gsbifrdata1/18may/34_040_18may2018.lta.2, /gsbifrdata1/18may/34_040_18may2018.lta.1, /gsbifrdata1/18may/34_040_18may2018.lta, /gwbifrdata1/18may/34_040_18may2018_gwb.lta.7, /gwbifrdata1/18may/34_040_18may2018_gwb.lta.6, /gwbifrdata1/18may/34_040_18may2018_gwb.lta.5, /gwbifrdata1/18may/34_040_18may2018_gwb.lta.4, /gwbifrdata1/18may/34_040_18may2018_gwb.lta.3, /gwbifrdata1/18may/34_040_18may2018_gwb.lta.2, /gwbifrdata1/18may/34_040_18may2018_gwb.lta.1, /gwbifrdata1/18may/34_040_18may2018_gwb.lta, /gsbifrdata1/19may/34_040_19may2018_gsb.lta.2, /gsbifrdata1/19may/34_040_19may2018_gsb.lta.1, /gsbifrdata1/19may/34_040_19may2018_gsb.lta, /gwbifrdata1/19may/34_040_19may2018_gwb.lta.2, /gwbifrdata1/19may/34_040_19may2018_gwb.lta.1, /gwbifrdata1/19may/34_040_19may2018_gwb.lta 10. LogFlag File : /odisk/online1/logflags/34_040.FLAGS.9, /odisk/online1/logflags/34_040.FLAGS.8, /odisk/online1/logflags/34_040.FLAGS.7, /odisk/online1/logflags/34_040.FLAGS.12, /odisk/online1/logflags/34_040.FLAGS.11, /odisk/online1/logflags/34_040.FLAGS.10 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 721 MHz ,RF2 : 721 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 660 MHz, ILO2 : 660MHz , IVLO1 : 61 MHz, IVLO2 : 61 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 : 16.666666 MHz 24. Final BW : 0 MHz; Step # 0 25. Maximum Channels : 512 26. Channel Numbers : 0:511:1 27. LO5 -1 : 139 28. LO5 -2 : 166 29. Frequency Parameters (TPA) : 721 721 660 660 61 61 30. Integration Time : 16.1061 Sec 31. No of Antennas Working(Fringing) at the beginning :29 32. Name of Non-Working Antennas (with reason for each) : W03 : Low fringe IN Both. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 18 May 2018 18:00:00 - 19 May 2018 06:20:00 35. ONLINE Machine : Lenyadri 36. No of Antennas Working(Fringing) at the end :29 37. Comments (During Observations) : 18:00 : Started set-up. ------------GWB Setting--------- GPU_MODE : Realtime GPU_LTA : 2 GPU_ACQ_BW : 100.0000 GPU_FINAL_BW : 100.0000 GPU_EDGE_FRQ : 0 GPU_CHAN_MAX : 4096 GPU_CHAN_NUM : 0:4095:1 GPU_STOKES : Total_Intensity GPU_SIDEBAND : 1 1 GPU_RF4 : 720 720 GPU_DDCLO4 : 0.0000 0.0000 GPU_SB4 : -1 -1 GCODE4 : 34_040 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 : 16 GPU_GAINEQ : OFF GPU_TPA : From GWB GUI. GPU_BITS : 64 inputs. GPU_FILRFI : RFI Filterring OFF GPU_BEAM_S : OFF ----------------------------- 1. Settings for source 1: ------------------------------ Source list : /odisk/gtac/source/nk.list Command file : /odisk/gtac/cmd/nissim/j1250+0216.cmd Target source : J1250+0216 Flux calibrator : 3C286 Phase calibrator: 3C275 Line frequency : 727.7 MHz GSB settings: All ALCs ON RF Band : 770 MHz LO(1) : 660 MHz LO(5) : 139 166 MHz LO(4) : 62 MHz IF BW : 18 MHz Baseband BW : 16.67 MHz Step : 0 Channels : 512 lta : 8m TPA 721 721 660 660 61 61 The band should cover 721 - 737.66 MHz. GWB settings : 100 MHz BW. GAB LO : 720 MHz Sideband flag : 0 (USB) ACQ BW : 100 MHz Final BW : 100 MHz Channels : 4096 Stokes : 2 GWB LTA : 8 Channel 1 : 720 MHz Channel 4096 : 820 MHz ------------------------------------------- 18:07:00 : Started command file. /odisk/gtac/cmd/nissim/j1250+0216.cmd 19:13:00 : Stopped command file. -------------------------------------------- 2. Settings for source 2: ------------------------------------------------------------------------------ Target source : J1419+0603 Flux calibrator : 3C286 Phase calibrator: 3C298 Line frequency : 756.2 MHz GSB Settings: All ALCs ON RF Band : 770 MHz LO(1) : 825 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 764 764 825 825 61 61 The band should cover 764 - 747.34 MHz. GWB settings : 100 MHz BW. GAB LO : 720 MHz Sideband flag : 0 (USB) ACQ BW : 100 MHz Final BW : 100 MHz Channels : 4096 Stokes : 2 GWB LTA : 8 Channel 1 : 720 MHz Channel 4096 : 820 MHz ----------------------------------------- 19:18 : staretd set-up. --------------------------- 2. Settings for source 2: ------------------------------------------------------------------------- Target source : J1419+0603 Flux calibrator : 3C286 Phase calibrator: 3C298 Line frequency : 756.2 MHz GSB Settings: All ALCs ON RF Band : 770 MHz LO(1) : 825 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 764 764 825 825 61 61 The band should cover 764 - 747.34 MHz. GWB settings : 100 MHz BW. GAB LO : 720 MHz Sideband flag : 0 (USB) ACQ BW : 100 MHz Final BW : 100 MHz Channels : 4096 Stokes : 2 GWB LTA : 8 Channel 1 : 720 MHz Channel 4096 : 820 MHz ------------------------------------- 19:18:20 : Started command file. /odisk/gtac/cmd/nissim/j1419+0603.cmd, 20:23:00 : Stopped command file. -------------------------------------- ------------------------------------------------------------------------------ 3. Settings for source 3: ------------------------------------------------------------------------------ Target source : J1022+3908, J1003+2605 Flux calibrator : 3C286 Phase calibrator: 3C236 Line frequency : 736.0, 738.5 MHz GSB Settings: All ALCs ON RF Band : 770 MHz LO(1) : 805 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 744 744 805 805 61 61 The band should cover 744.0 - 727.34 MHz. GWB settings : 100 MHz BW. GAB LO : 720 MHz Sideband flag : 0 (USB) ACQ BW : 100 MHz Final BW : 100 MHz Channels : 4096 Stokes : 2 GWB LTA : 8 Channel 1 : 720 MHz Channel 4096 : 820 MHz ----------------------------------------------------- 20:29:07 : Started command file. /odisk/gtac/cmd/nissim/j1022+3908.cmd/ 22:30:00 : Stopped command file. ------------------------------------------------------ Changed RF-600MHz subband filter. ------------------------------------------------------ ------------------------------------------------------------------------------ 4. Settings for source-4: ------------------------------------------------------------------------------ Target source : J1055+0501, J1505-0017 Flux calibrator : 3C286 Phase calibrator: 3C257, 1510-057 Line frequency : 628.9 MHz GSB Settings: All ALCs ON RF Band : 600 MHz LO(1) : 560 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 621 621 560 560 61 61 The band should cover 621 - 637.67 MHz. GWB settings : 100 MHz BW. GAB LO : 550 MHz Sideband flag : 0 (USB) ACQ BW : 100 MHz Final BW : 100 MHz Channels : 4096 Stokes : 2 GWB LTA : 8 Channel 1 : 550 MHz Channel 4096 : 650 MHz ----------------------------------------------- 22:45 : Started command file. /odisk/gtac/cmd/nissim/j1055+0501.cmd 01:11 : Stopped command file. ------------------------------------------------------------------------------ 5. Settings for source-5: ------------------------------------------------------------------------------ Target source : J1345+4250 Flux calibrator : 3C286 Phase calibrator: 3C286 Line frequency : 701.1 MHz GSB Settings: All ALCs ON RF Band : 685 MHz LO(1) : 770 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 709 709 770 770 61 61 The band should cover 709 - 692.34 MHz. GWB settings : 100 MHz BW. GAB LO : 635 MHz Sideband flag : 0 (USB) ACQ BW : 100 MHz Final BW : 100 MHz Channels : 4096 Stokes : 2 GWB LTA : 8 Channel 1 : 635 MHz Channel 4096 : 735 MHz 01:30 : Started command file. '/odisk/gtac/cmd/nissim/j1345+4250.cmd' 02:41 : Stopped command file. ------------------------------------------------------------------------------ 6. Settings for source-6: ------------------------------------------------------------------------------ Target source : J1544+3713 Flux calibrator : 3C286 Phase calibrator: 1602+334 Line frequency : 719.6 MHz GSB Settings: All ALCs ON RF Band : 685 MHz LO(1) : 650 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 711 711 650 650 61 61 The band should cover 711 - 727.67 MHz. GWB settings : 100 MHz BW. GAB LO : 635 MHz Sideband flag : 0 (USB) ACQ BW : 100 MHz Final BW : 100 MHz Channels : 4096 Stokes : 2 GWB LTA : 8 Channel 1 : 635 MHz Channel 4096 : 735 MHz Note : C04 having no fringe in GSB for this source only.. 02:51 : Started command file. '/odisk/gtac/cmd/nissim/j1544+3713.cmd' 04:12 : Stopped command file. ------------------------------------------------------------------------------ 7. Settings for source 7: ------------------------------------------------------------------------------ Target source : J2159-0105 Flux calibrator : 3C48 Phase calibrator: 3C446 Line frequency : 678.3 MHz GSB Settings: All ALCs ON RF Band : 685 MHz LO(1) : 610 MHz LO(5) : 139 166 MHz LO(4) : 61 MHz IF BW : 18 MHz Baseband BW : 16.66 MHz Step : 0 Channels : 512 lta : 8m TPA 671 671 610 610 61 61 The band should cover 671 - 687.67 MHz. GWB settings : 100 MHz BW. GAB LO : 635 MHz Sideband flag : 0 (USB) ACQ BW : 100 MHz Final BW : 100 MHz Channels : 4096 Stokes : 2 GWB LTA : 8 Channel 1 : 635 MHz Channel 4096 : 735 MHz Note : C04 started fringing. 04:25 : Started command file. '/odisk/gtac/cmd/nissim/j2159-0105.cmd' 06:20 : Stopped scan and observation session is over.