GTAC Observation Log 

1. Date : 16/5/2011
2. Observation Sr. No. : 5331
3. Observer : Sandeep Sirothia
4. Observer's Email : sirothia@ncra.tifr.res.in,ishwar@ncra.tifr.res.in
5. Project Name : The GMRT extra-galactic sky survey at 150 MHz - TGSS
6. Project Code : 20_083
7. Operator(s) : Deepak,
	Nilesh,
	Rupsingh,
	
8. Command File : /odisk/gtac/cmd/sirothia/20_083_20110516a.cmd
9. LTA File : /gsbifrdata/16may/20_083_16may2011.lta
10. LogFlag File : /odisk/online1/logflags/20_083.FLAGS.10

ANTENNA SETTINGS :

11. RF Band(MHz) & Solar Attn(dB)- RF1 : 156 MHz ,RF2 : 156 MHz, SA1 : 14 dB, SA2 : 14 dB
12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 218 MHz, ILO2 : 218 MHz , IVLO1 : 62 MHz, IVLO2 : 62 MHz 
13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 4+12 dB, 16 MHz,ON, IF-CH2 : 4+12 dB, 16 MHz,ON

GSB SETTINGS :

14. Maximum Channels : 256 
15. Final Bandwidth (MHz): OFF MHz; Step # 0
16. IFBW (MHz) : LO5 (KHz) : 16:138000-167000
17. Stokes : Full_Polar
18. Beam - 1 : OFF
19. Beam - 2 : OFF

20. Frequency Parameters (TPA) : 156 156 218 218 62 62.
21. Integration Time : 16.106 Sec.
22. No of Antennas Working(Fringing) :29

23. Name of Non-Working Antennas (with reason for each) :
W02 : Very strong RFI.

24. Note for Backup :--

25. Start and End Time of Obs.(IST): 18:00 - 06:40

26. ONLINE Machine : Lenyadri

27. Comments (During Observations) :
 * 2s data file *
/gsbifrdata1/16may/20_083_16may2011_2s.lta
-------------------------------------------
18:07: Started scan on 3C286.
18:22: Stopped scan.
18:28: Started command file.
20:00: Strong RFI lines.
06:04: Command file stopped.
06:07: Started scan on J0218+4232 for 15mins.
06:24: Started scan on 3C48 for 15mins.
06:40: Observation stopped.