GTAC Observation Log 1. Date : 20/05/2018 2. Observation Sr. No. : 10274 3. Observer : Loredana Bassani, Raffaella Morganti, Francesco Ursini, Vanessa Moss, Francesca Panessa, Suma Murthy, Angela Malizia 4. Observer's Email : bassani@iasfbo.inaf.it, morganti@astron.nl, ursini@iasfbo.inaf.it, vmoss.astro@gmail.com, francesca.panessa@iaps.inaf.it, murthy@astro.rug.nl, malizia@iasfbo.inaf.it 5. Project Name : HI absorption in extended radio galaxies 6. Project Code : 34_052 7. Operator(s) : Deepak, Pramod, Rupsing, Shilpa 8. Command File : /odisk/gtac/cmd/suma/3c277.cmd,, /odisk/gtac/cmd/suma/1204\+3412.cmd,, /odisk/gtac/cmd/suma/j1448-4008.cmd,, /odisk/gtac/cmd/suma/j1748-2338.cmd,, /odisk/gtac/cmd/suma/mrk1498.cmd,, /odisk/gtac/cmd/suma/4c50.55.cmd,, /odisk/gtac/cmd/suma/3c033.cmd,, /odisk/gtac/cmd/suma/j0318\+6829.cmd,, /odisk/gtac/cmd/suma/3c062.cmd 9. LTA File : /gsbifrdata1/19may/34_052_19may2018.lta.1, /gsbifrdata1/19may/34_052_19may2018.lta, /gsbifrdata1/20may/34_052_20may2018.lta.6, /gsbifrdata1/20may/34_052_20may2018.lta.5, /gsbifrdata1/20may/34_052_20may2018.lta.4, /gsbifrdata1/20may/34_052_20may2018.lta.3, /gsbifrdata1/20may/34_052_20may2018.lta.2, /gsbifrdata1/20may/34_052_20may2018.lta.1, /gsbifrdata1/20may/34_052_20may2018.lta 10. LogFlag File : /odisk/online1/logflags/34_052.FLAGS.9, /odisk/online1/logflags/34_052.FLAGS.8, /odisk/online1/logflags/34_052.FLAGS.7, /odisk/online1/logflags/34_052.FLAGS.6, /odisk/online1/logflags/34_052.FLAGS.5, /odisk/online1/logflags/34_052.FLAGS.4, /odisk/online1/logflags/34_052.FLAGS.3, /odisk/online1/logflags/34_052.FLAGS.2, /odisk/online1/logflags/34_052.FLAGS.10, /odisk/online1/logflags/34_052.FLAGS.1, /odisk/online1/logflags/34_052.FLAGS ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1301 MHz ,RF2 : 1301 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 1240 MHz, ILO2 : 1240MHz , IVLO1 : 61 MHz, IVLO2 : 61 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 : 139 28. LO5 -2 : 166 29. Frequency Parameters (TPA) : 1301 1301 1240 1240 61 61 30. Integration Time : 16.1061 Sec 31. No of Antennas Working(Fringing) at the beginning :30 32. Name of Non-Working Antennas (with reason for each) : 33. Note for Backup : 34. Start and End Time of Obs.(IST): 19 May 2018 22:00:00 - 20 May 2018 11:21:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :28 37. Comments (During Observations) : ------------------------------------------------------------------------------ Settings for source 1: ------------------------------------------------------------------------------ Source list : /odisk/gtac/source/suma.list Command file : /odisk/gtac/cmd/suma/3c277.cmd Target source : 3C277 Flux calibrator : 3C286 Phase calibrator: 0954+177 Line frequency : 1307.6 MHz All ALCs ON RF Band : 1280 MHz LO(1) : 1240 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 1301 1301 1240 1240 61 61 The band should cover 1301 - 1317.67 MHz. ------------------------------------------------------------------------------ 22:14 : Started command file "/odisk/gtac/cmd/suma/3c277.cmd" --------------------------------------------------------------------------- 22:22 : W04 started working. --------------------------------------------------------------------------- 23:35 : Stopped command file. ------------------------------------------------------------------------------ Settings for source 3: ------------------------------------------------------------------------------ Source list : /odisk/gtac/source/suma.list Command file : /odisk/gtac/cmd/suma/j1448-4008.cmd Target source : J1448-4008 Flux calibrator : 3C286 Phase calibrator: 1501-3918 Line frequency : 1264.8 MHz All ALCs ON RF Band : 1280 MHz LO(1) : 1195 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 1257 1257 1195 1195 62 62 The band should cover 1257 - 1273.67 MHz. Note : No fringe to C04. 23:53 : Started command file. '/odisk/gtac/cmd/suma/j1448-4008.cmd' 01:05 : Stopped command file. ------------------------------------------------------------------------------ Settings for source 2: ------------------------------------------------------------------------------ Source list : /odisk/gtac/source/suma.list Command file : /odisk/gtac/cmd/suma/1204+3412.cmd Target source : J1251+1104 Flux calibrator : 3C286 Phase calibrator: 1227+365 Line frequency : 1316.3 MHz All ALCs ON RF Band : 1280 MHz LO(1) : 1245 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 1307 1307 1245 1245 62 62 The band should cover 1307 - 1323.67 MHz. Note : C04 started fringing and No fringe to C01 01:13 : Started command file. '/odisk/gtac/cmd/suma/1204+3412.cmd' 02:26 : Stopped command file. ------------------------------------------------------------------------------ Settings for source 4: ------------------------------------------------------------------------------ Source list : /odisk/gtac/source/suma.list Command file : /odisk/gtac/cmd/suma/j1748-2338.cmd Target source : J1748-2338 Flux calibrator : 3C286 Phase calibrator: 1714-252 Line frequency : 1145.5 MHz All ALCs ON RF Band : 1170 MHz LO(1) : 1075 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 1137 1137 1075 1075 62 62 The band should cover 1137 - 1153.67 MHz. Note : C01 started fringing. 02:35 : Started command file. '/odisk/gtac/cmd/suma/j1748-2338.cmd' 03:57 : Stopped command file. ------------------------------------------------------------------------------ Settings for source 5: ------------------------------------------------------------------------------ Source list : /odisk/gtac/source/suma.list Command file : /odisk/gtac/cmd/suma/mrk1498.cmd Target source : MRK1498 Flux calibrator : 3C468.1 Phase calibrator: 3C343 Line frequency : 1346.7 MHz All ALCs ON RF Band : 1390 MHz LO(1) : 1275 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 1337 1337 1275 1275 62 62 The band should cover 1337 - 1353.67 MHz. 04:16 : Started command file. '/odisk/gtac/cmd/suma/mrk1498.cmd' 05:38 : Stopped command file. ------------------------------------------------------------------------------ Settings for source 6: ------------------------------------------------------------------------------ Source list : /odisk/gtac/source/suma.list Command file : /odisk/gtac/cmd/suma/4c50.55.cmd Target source : 4C50.55 Flux calibrator : 3C48 Phase calibrator: 2023+544 Line frequency : 1392.55 MHz All ALCs ON RF Band : 1390 MHz LO(1) : 1325 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 1387 1387 1325 1325 62 62 The band should cover 1387 - 1403.67 MHz. 05:46 : Started command file. '/odisk/gtac/cmd/suma/4c50.55.cmd' 06:38 : Stopped command file. ------------------------------------------------------------------------------ Settings for source 7: ------------------------------------------------------------------------------ Source list : /odisk/gtac/source/suma.list Command file : /odisk/gtac/cmd/suma/3c033.cmd Target source : 3C033 Flux calibrator : 3C48 Phase calibrator: 0119+084 Line frequency : 1340.4 MHz All ALCs ON RF Band : 1390 MHz LO(1) : 1270 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 1332 1332 1270 1270 62 62 The band should cover 1332 - 1348.67 MHz. Note : C01 no fringe. 06:49 : Started command file. '/odisk/gtac/cmd/suma/3c033.cmd ' 08:00 : Command file stopped. ----------------------------------------------------------- Settings for source 8: ------------------------------------------------------------------------------ Source list : /odisk/gtac/source/suma.list Command file : /odisk/gtac/cmd/suma/j0318+6829.cmd Target source : J0318+6829 Flux calibrator : 3C48 Phase calibrator: 0228+673 Line frequency : 1303.0 MHz All ALCs ON RF Band : 1280 MHz LO(1) : 1375 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 1313 1313 1375 1375 62 62 The band should cover 1313 - 1296.33 MHz 08:10 : Started command file /odisk/gtac/cmd/suma/j0318+6829.cmd 09:31 : Stopped command file. --------------------------------------------------------------------------- Settings for source 9: --------------------------------------------------------------------------- Source list : /odisk/gtac/source/suma.list Command file : /odisk/gtac/cmd/suma/3c062.cmd Target source : 3C062 Flux calibrator : 3C48 Phase calibrator: 0204-170 Line frequency : 1238.4 MHz All ALCs ON RF Band : 1280 MHz LO(1) : 1170 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 1232 1232 1170 1170 62 62 The band should cover 1232 - 1248.67 MHz. 09:36 : C05 taken for painting. 09:45 : C04 no fringe at LO1-1170MHz 09:47 : '/odisk/gtac/cmd/suma/3c062.cmd' command file started. 10:54 to 10:57 : Satellite observed on phase cal. 11:21 : Stopped command file and observing session over. ---------------------------------------------------------------------------