GTAC Observation Log 1. Date : 30/7/2013 2. Observation Sr. No. : 6634 3. Observer : Subhashis Roy,David Alan Green,Sabyasachi Pal,Mayuresh Surnis,BHAL CHANDRA JOSHI 4. Observer's Email : roy@ncra.tifr.res.in,dag@mrao.cam.ac.uk,sabya@csp.res.in,msurnis@gmail.com,bcj@ncra.tifr.res.in 5. Project Name : Confirming candidate supernova remnants in the Galactic fourth quadrant with GMRT 6. Project Code : 24_044 7. Operator(s) : Navanath,Pramod,Rupsingh, 8. Command File : /odisk/gtac/cmd/roy/24_044.30jul.gr2.cmd,/odisk/gtac/cmd/roy/24_044.30jul.gr1.cmd 9. LTA File : /gsbifrdata/30jul/24_044_30jul2013.lta, 10. LogFlag File : /odisk/online1/logflags/24_044.FLAGS.13, 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 : ON 19. Stokes : TotIntensity 20. Beam - 1 : IA 21. Beam - 2 : OFF 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 : 8.053056 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): 18:20 - 01:35 34. ONLINE Machine : Shivneri 35. Comments (During Observations) : 18:20 : Started set up. 18:40 : Power equalised and phasing is done on G9.0-0.1. 18:42 : Started command following file. '/odisk/gtac/cmd/roy/24_044.30jul.gr2.cmd' 20:12 : Stopped command file. 20:12 to 20:16 : Taken phase cal.(NV1627-3953) for 4 min and then started next command file. '/odisk/gtac/cmd/roy/24_044.30jul.gr1.cmd' 22:06 : Stopped command file and started command following file '/odisk/gtac/cmd/roy/24_044.30jul.gr.end.cmd' 01:35 : Observing session over. ---------------------------------------------------