GTAC Observation Log 1. Date : 24/06/2017 2. Observation Sr. No. : 9513 3. Observer : Maryam Arabsalmani, Sambit Roychowdhury, Daniel Perley, Nissim Kanekar, Emeric M LeFloc`h, Martin Alexander Zwaan, Palle Moller 4. Observer's Email : marabsal@eso.org, sambit.roychowdhury@manchester.ac.uk, dperley@dark-cosmology.dk, nkanekar@ncra.tifr.res.in, emeric.lefloch@cea.fr, mzwaan@eso.org, pmoller@eso.org 5. Project Name : Atomic gas is the host galaxies of Super Luminous Supernovae 6. Project Code : 32_100 7. Operator(s) : Navnath 8. Command File : /odisk/gtac/cmd/nissim/32_100_24jun.cmd 9. LTA File : /gsbifrdata1/24jun/32_100_24jun2017.lta, /gwbifrdata1/24jun/32_100_24jun2017_gwb.lta.1, /gwbifrdata2/24jun/32_100_24jun2017_gwb.lta 10. LogFlag File : /odisk/online1/logflags/32_092.FLAGS.5 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1387.7000 MHz ,RF2 : 1387.7000 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 1325 MHz, ILO2 : 1325MHz , IVLO1 : 62.7000 MHz, IVLO2 : 62.7000 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 : 4 MHz; Step # 1 25. Maximum Channels : 512 26. Channel Numbers : 0:511:1 27. LO5 -1 : 137.3 28. LO5 -2 : 167.7 29. Frequency Parameters (TPA) : 1387.7000 1387.7000 1325 1325 62.7000 62.7000 30. Integration Time : 16.1061 Sec 31. No of Antennas Working(Fringing) at the beginning :27 32. Name of Non-Working Antennas (with reason for each) : C05 : : Servo off C06 : : ABC time out C13 : : Not tracking properly. GWB : W02 : No fringe ( GAB problem) 33. Note for Backup : 34. Start and End Time of Obs.(IST): 24 Jun 2017 04:00:00 - 24 Jun 2017 14:00:00 35. ONLINE Machine : Lenyadri 36. No of Antennas Working(Fringing) at the end :25 37. Comments (During Observations) : 04:00 : Started setup. 04:27 : Started scan on 3c48 for 10 min. 04:41 : Started command file. /odisk/gtac/cmd/nissim/32_100_24jun.cmd ------------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 : 8192 GPU_CHAN_NUM : 0:8191:1 GPU_STOKES : Total_Intensity GPU_RF4 : 1480 1480 GPU_DDCLO4 : 0.0000 0.0000 GPU_SB4 : 1 1 GCODE4 : 32_100 -------------------------------- 09:26 : C14 taken for structural repair. 10:00 : W03 taken for maintenance. 11:15 : W02 -servo not releasing brakes. 11:29 : Following antennas suddenly applied brakes. C01,C08,C11,C12,E02,S01 11:39 : W02 Started working. 11:40 : W04 ABC reset. 12:42 : C01 started working. 12:44 : E02 Started working. 12:47 : C08 Started working. 12:50 : S01 Started working. 12:53 : C12 Started working. 13:35 : Stopped command file. 13:35 : Started scan on 3C84 for ~ 5 min. 13:43 : Started scan on 3C147 for ~ 17 min.