GTAC Observation Log 1. Date : 19/8/2013 2. Observation Sr. No. : 6663 3. Observer : Anuradha Gupta,ARUN KUMAR NAIDU,BHAL CHANDRA JOSHI,Gopakumar Achamveedu,Mayuresh Surnis,Sabyasachi Pal,Subhashis Roy 4. Observer's Email : anuradha1bhu@gmail.com,arun@ncra.tifr.res.in,bcj@ncra.tifr.res.in,gopu.tifr@gmail.com,mpsurnis@ncra.tifr.res.in,sabya@csp.res.in,roy@ncra.tifr.res.in 5. Project Name : The Galactic Mid-latitude Imaging and Pulsar Survey with GMRT 6. Project Code : 24_051 7. Operator(s) : Nilesh,Rupsingh, 8. Command File : /odisk/gtac/cmd/24_051/24_051.19aug.cmd 9. LTA File : /gsbifrdata/19aug/24_051_19aug2013.lta, 10. LogFlag File : /odisk/online1/logflags/24_051.FLAGS.11, ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 306 MHz ,RF2 : 306 MHz, SA1 : 14 dB, SA2 : 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 : 24+4 dB, 32 MHz,OFF, IF-CH2 : 24+4 dB, 32 MHz,OFF GSB SETTINGS : 14. GSB Mode : Realtime 15. GSB LTA : 8 16. GSB CTRL : ONLINE 17. GSB Fstop : ON 18. GAIN EQ : OFF, 19. Stokes : TotIntensity 20. Beam - 1 : IA 21. Beam - 2 : PA 22. ACQ BW : 33.33 MHz 23. Final BW : 33.333333 MHz; Step # 0 24. Maximum Channels : 512 25. Channel Numbers : 0:511:1 26. LO5 -1 : 149.00 27. LO5 -2 : 156.00 28. Frequency Parameters (TPA) : 306 306 255 255 51 51. 29. Integration Time : 16.106112 Sec. 30. No of Antennas Working(Fringing) :29 31. Name of Non-Working Antennas (with reason for each) : E05 :BLDC 32. Note for Backup : 33. Start and End Time of Obs.(IST): 18:45 - 05:00 34. ONLINE Machine : Shivneri 35. Comments (During Observations) : 18:45 : Power eq on 1822-096 @250 counts. 18:55 : IA:-C00,C01,C03,C05,C06,C08,C09,C11,C12,C13,C14,E02,E03,E06,S01, S02,S03,s04,S06,W01,W02,W05,W06. 19:00 : Started command file "/odisk/gtac/cmd/24_051/24_051.19aug.cmd" 12:10 : Larger offsets seen for E02 antenna (~ 54' to 56'). 02:50 : C01, C02, C11 servo problem ("dnpl" flag). 03:07 : C01 and C11 started working. 03:13 : C02 started working. 04:10 : Stopped observation session.