GTAC Observation Log 1. Date : 7/8/2012 2. Observation Sr. No. : 6076 3. Observer : Srianand, Neeraj Gupta 4. Observer's Email : nrjgupta@gmail.com,anand@iucaa.ernet.in 5. Project Name : Monitoring of 21-cm absorption towards blazar with high jet proper motion 6. Project Code : 22_016 7. Operator(s) : Manisha, Navanath, Nilesh, Rupsingh, Sachin, 8. Command File : /odisk/gtac/cmd/srianand/22_016/mg1408.cmd 9. LTA File : /gsbifrdata/07aug/22_016_07aug2012.lta, /gsbifrdata/07aug/22_016_07aug2012.lta.1 10. LogFlag File : /odisk/online1/logflags/22_016.FLAGS.1 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 619.7628 MHz ,RF2 : 619.7628 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 555 MHz, ILO2 : 555 MHz , IVLO1 : 64.7628 MHz, IVLO2 : 64.7628 MHz 13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 4+12 dB, 32 MHz,ON, IF-CH2 : 4+12 dB, 32 MHz,ON GSB SETTINGS : 14. GSB Mode : RealTime 15. GSB LTA : 8 16. GAIN EQ : ON 17. Stokes : Total_Intensity 18. Beam - 1 : OFF 19. Beam - 2 : OFF 20. ACQ BW : 16 MHz 21. Maximum Channels : 512 22. IFBW (MHz) : LO5 (KHz) : 16:138000-167000 23. Final Bandwidth (MHz): OFF MHz; Step # 0 24. Frequency Parameters (TPA) : 619.7628 619.7628 555 555 64.7628 64.7628. 25. Integration Time : 16.106 Sec. 26. No of Antennas Working(Fringing) :27 27. Name of Non-Working Antennas (with reason for each) : *C11 : Low fringe at 610 MHz(CSIRO feed). C14 : BLDC S01 : MCM 5 time out. 28. Note for Backup :-- 29. Start and End Time of Obs.(IST): 14:00 - 20:00 30. ONLINE Machine : Shivneri 31. Comments (During Observations) : 14:01 : Settings started. 14:15 : Started scan on 3C286 ~ 10mins. 14:40 : Scan # 2 is bad. 15:23 : lenyadri nfs: NFS getattr failed for server oper2: error 5 (RPC: Timed out) 15:30 : Restarted online1. rebooted 15:42 : Started command file. 19:34 : Started scan on phase cal. 19:44 : Started scan on 3c286 for 15min. 20:00 : Observing session over.