GTAC Observation Log 1. Date : 16/05/2018 2. Observation Sr. No. : 10264 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, Sachin 8. Command File : /odisk/gtac/cmd/nissim/j1108\+0151.cmd, /odisk/gtac/cmd/nissim/j1428-0124.cmd, /odisk/gtac/cmd/nissim/j1135\+3514.cmd, /odisk/gtac/cmd/nissim/j1345\+4250.cmd, /odisk/gtac/cmd/nissim/j1544\+3713.cmd 9. LTA File : /gsbifrdata/15may/34_040_15may2018_gsb.lta.4, /gsbifrdata/15may/34_040_15may2018_gsb.lta.3, /gsbifrdata/15may/34_040_15may2018_gsb.lta.2, /gsbifrdata/15may/34_040_15may2018_gsb.lta.1, /gsbifrdata/15may/34_040_15may2018_gsb.lta, /gwbifrdata1/15may/34_040_15may2018_gwb.lta.4, /gwbifrdata1/15may/34_040_15may2018_gwb.lta.3, /gwbifrdata1/15may/34_040_15may2018_gwb.lta.2, /gwbifrdata1/15may/34_040_15may2018_gwb.lta.1, /gwbifrdata1/15may/34_040_15may2018_gwb.lta 10. LogFlag File : /odisk/online1/logflags/34_040.FLAGS.4, /odisk/online1/logflags/34_040.FLAGS.3, /odisk/online1/logflags/34_040.FLAGS.2, /odisk/online1/logflags/34_040.FLAGS.1, /odisk/online1/logflags/34_040.FLAGS ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 682 MHz ,RF2 : 682 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 620 MHz, ILO2 : 620MHz , 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) : 682 682 620 620 62 62 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) : W04,W05,W06 : OFC problem C10 : MCM 5 time out C01 : No fringe. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 15 May 2018 18:00:00 - 16 May 2018 00:35:00 35. ONLINE Machine : Lenyadri 36. No of Antennas Working(Fringing) at the end :25 37. Comments (During Observations) : 17:50 : Started set up. ------------------------------------------------------------------------------ Settings for source 1: ------------------------------------------------------------------------------ Source list : /odisk/gtac/source/nk.list Command file : /odisk/gtac/cmd/nissim/j1108+0151.cmd Target source : J1108+0151 Flux calibrator : 3C286 Phase calibrator: 3C255 Line frequency : 691.5 MHz All ALCs ON RF Band : 685 MHz LO(1) : 620 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 682 682 620 620 62 62 The band should cover 682 - 698.67 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 18:15 : Started command file. '/odisk/gtac/cmd/nissim/j1108+0151.cmd' 19:28 : Stopped command file. 19:30 : C01 started working. ----------------------------------------------------------------------------------- Settings for source 2: ----------------------------------------------------------------------------------- Source list : /odisk/gtac/source/nk.list Command file : /odisk/gtac/cmd/nissim/j1428-0124.cmd Target source : J1428-0124 Flux calibrator : 3C286 Phase calibrator: 3C298 Line frequency : 658.0 MHz All ALCs ON RF Band : 685 MHz LO(1) : 730 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 668 668 730 730 62 62 The band should cover 668 - 651.33 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 19:41 : Started command file. ' /odisk/gtac/cmd/nissim/j1428-0124.cmd ' 20:30 : Stopped command file. ----------------------------------------------------------------------------------- Settings for source 3: ----------------------------------------------------------------------------------- Source list : /odisk/gtac/source/nk.list Command file : /odisk/gtac/cmd/nissim/j1135+3514.cmd Target source : J1135+3514 Flux calibrator : 3C286 Phase calibrator: 1156+314 Line frequency : 713.3 MHz All ALCs ON RF Band : 685 MHz LO(1) : 785 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 723 723 785 785 62 62 The band should cover 723 - 706.33 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 20:40 : Started command file. ' /odisk/gtac/cmd/nissim/j1135+3514.cmd' 21:45 : Stopped command file. ----------------------------------------------------------------------------------- Settings for source 4: ----------------------------------------------------------------------------------- Source list : /odisk/gtac/source/nk.list Command file : /odisk/gtac/cmd/nissim/j1345+4250.cmd Target source : J1345+4250 Flux calibrator : 3C286 Phase calibrator: 3C286 Line frequency : 701.1 MHz All ALCs ON RF Band : 685 MHz LO(1) : 630 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 692 692 630 630 62 62 The band should cover 692 - 708.67 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 21:54 : Started command file. '/odisk/gtac/cmd/nissim/j1345+4250.cmd' 22:55 : Stopped command file. ----------------------------------------------------------------------------------- Settings for source 5: ----------------------------------------------------------------------------------- Source list : /odisk/gtac/source/nk.list Command file : /odisk/gtac/cmd/nissim/j1544+3713.cmd Target source : J1544+3713 Flux calibrator : 3C286 Phase calibrator: 1602+334. Line frequency : 719.6 MHz All ALCs ON RF Band : 685 MHz LO(1) : 650 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 712 712 650 650 62 62 The band should cover 712 - 728.67 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 23:00 : Started command file. '/odisk/gtac/cmd/nissim/j1544+3713.cmd' 00:30 : Stopped command file and observation session is over.