GTAC Observation Log 1. Date : 03/05/2015 2. Observation Sr. No. : 7758 3. Observer : Ananda Hota, Chiranjib Konar, C.S. Stalin, Pratik Dabhade, PRADEEPTA KISHORE MOHANTY, Charitarth Ashok Vyas, Sushma V, Arpita Misra, Megha Rajoria, alakananda patra, SAGAR SETHI 4. Observer's Email : hotaananda@gmail.com, chiranjib.konar@gmail.com, stalin@iiap.res.in, pratikdabhade13@gmail.com, pradeepta01@gmail.com, charitarthvyas@gmail.com, cosmos.sush@gmail.com, simly14@gmail.com, megharajoria3@gmail.com, alaka.pcbz@gmail.com, sagarcoolbond@gmail.com 5. Project Name : GMRT Observation of Objects Discovered by RAD@home Astronomy Collaboratory, India (GOOD-RAC-3): In search of radio phoenix around bent lobe radio galaxies and associated clusters. 6. Project Code : 28_001 7. Operator(s) : Deepak, Navnath, Surender 8. Command File : /odisk/gtac/cmd/hota/28_001/obs1.cmd 9. LTA File : /gsbifrdata/02may/28_001_02may2015.lta 10. LogFlag File : /odisk/online1/logflags/28_001.FLAGS ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 629 MHz ,RF2 : 253 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 680 MHz, ILO2 : 304MHz , IVLO1 : 51 MHz, IVLO2 : 51 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 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 : 33.333333 MHz 24. Final BW : 33.333333 MHz; Step # 25. Maximum Channels : 512 26. Channel Numbers : 0:511:1 27. LO5 -1 : 149 28. LO5 -2 : 156 29. Frequency Parameters (TPA) : 629 253 680 304 51 51 30. Integration Time : 16.1061 Sec 31. No of Antennas Working(Fringing) at the beginning :28 32. Name of Non-Working Antennas (with reason for each) : S04 : Servo Time out. C10 : @235 Mhz. No feed. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 02 May 2015 17:00:00 - 03 May 2015 09:00:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :27 37. Comments (During Observations) : 17:00 : Started setup. 17:25 : Started scan on flux cal for 10 min. 17:54 : Started cmd file for s3 src. /odisk/gtac/cmd/hota/28_001/obs1.cmd 20:17 : C11 ABC Time out. 23:00 ; Started command file /odisk/gtac/cmd/hota/28_001/obs2.cmd 23:09 : C12 ABC time out 00:00 : C12 started working. 04:00 : Started scan on 3C286 for 10mins. 04:20 : Started command file /odisk/gtac/cmd/hota/28_001/obs3.cmd 09:10 : Stopped command file. 09:18 : Started scan on flux cal for 15min 09:32 : stopped scan and observing session is over.