GTAC Observation Log 1. Date : 18/03/2016 2. Observation Sr. No. : 8479 3. Observer : Maryam Arabsalmani, Sambit Roychowdhury, Martin Alexander Zwaan, Nissim Kanekar, Palle Moller 4. Observer's Email : marabsal@eso.org, sambit@mpa-garching.mpg.de, mzwaan@eso.org, nkanekar@ncra.tifr.res.in, pmoller@eso.org 5. Project Name : High resolution HI 21cm mapping of GRB 980425 host galaxy 6. Project Code : 29_076 7. Operator(s) : Sachin, Surender 8. Command File : /odisk/gtac/cmd/nissim/29_076.cmd 9. LTA File : /gsbifrdata/18mar/29_076_18mar2016.lta 10. LogFlag File : /odisk/online1/logflags/29_076.FLAGS ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1402 MHz ,RF2 : 1402 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 1340 MHz, ILO2 : 1340MHz , IVLO1 : 62 MHz, IVLO2 : 62 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 : 4 MHz; Step # 4 25. Maximum Channels : 512 26. Channel Numbers : 0:511:1 27. LO5 -1 : 138 28. LO5 -2 : 167 29. Frequency Parameters (TPA) : 1402 1402 1340 1340 62 62 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) : C10 : : Low fringe@130 pol. S06 : : CST painting. E06 : : Low fringe. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 18 Mar 2016 07:00:00 - 18 Mar 2016 09:48:00 35. ONLINE Machine : Lenyadri 36. No of Antennas Working(Fringing) at the end :26 37. Comments (During Observations) : 07:00 : Started set-up. 07:15 : Started scan on 3C286. 07:28 : Started command file. 08:58 : W04 taken for painting. 09:23 : Stopped command file. 09:36 : Started scan on 3C48. 09:48 : Stopped scan and observing session is over.