GTAC Observation Log 1. Date : 13/3/2013 2. Observation Sr. No. : 6419 3. Observer : Sandip Sirothia, Ishwar Chandra 4. Observer's Email : ishwar@ncra.tifr.res.in,sirothia@ncra.tifr.res.in 5. Project Name : GMRT P-band deep survey of the HERSCHEL/HerMES Lockman SWIRE field 6. Project Code : 23_001 7. Operator(s) : Navanath, Pramod, Rupsingh, Surender 8. Command File : /odisk/gtac/cmd/sirothia/23_001_20130307.cmd 9. LTA File : /gsbifrdata/13mar/23_001_13mar2013.lta 10. LogFlag File : /odisk/online1/logflags/23_001.FLAGS.10 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 306 MHz ,RF2 : 306 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 255 MHz, ILO2 : 255 MHz , IVLO1 : 51 MHz, IVLO2 : 51 MHz 13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 10+12 dB, 32 MHz,ON, IF-CH2 : 10+12 dB, 32 MHz,ON GSB SETTINGS : 14. GSB Mode : RealTime 15. GSB LTA : 8 16. GAIN EQ : ON 17. Stokes : Full_Polar 18. Beam - 1 : OFF 19. Beam - 2 : OFF 20. ACQ BW : 32 MHz 21. Maximum Channels : 256 22. IFBW (MHz) : LO5 (KHz) : 32:149000-156000 23. Final Bandwidth (MHz): OFF MHz; Step # 0 24. Frequency Parameters (TPA) : 306 306 255 255 51 51. 25. Integration Time : 2.013 Sec. 26. No of Antennas Working(Fringing) :26 27. Name of Non-Working Antennas (with reason for each) : C04 : Servo motor changing and counter weight rectification. W02 : BLDC work. E05 : Servo problem. C02 : No fringe. 28. Note for Backup :-- 29. Start and End Time of Obs.(IST): 19:00 - 06:30 30. ONLINE Machine : Lenyadri 31. Comments (During Observations) : 2s .lta file : /gsbifrdata1/13mar/23_001_13mar2013_2s.lta ----------------------------------------------------------- 19:00 : Started setup. 19:13 : Started scan on 3C48 19:28 : Stopped scan. 19:32 : Started scan on J0218+4232. 19:47 : Stopped scan. 19:54 : C02 & E05 Started working. 19:54 : Started command file. 05:48 : Started scan on 3c286. 06:30 : Observing session over. ---------------------------------------------------