GTAC Observation Log

1. Date : 05/06/2016
2. Observation Sr. No. : 8633
3. Observer : Yashwant Gupta, BHAL CHANDRA JOSHI, Jayanta Roy, Yogesh Maan, Kishalay De, Manjari Bagchi, Prajwal Padmanabh, Gopakumar Achamveedu, Nikhil Vijay Naik
4. Observer's Email : ygupta@ncra.tifr.res.in, bcj@ncra.tifr.res.in, jroy@ncra.tifr.res.in, ymaan@ncra.tifr.res.in, ugkishalayde@ug.iisc.in, manjari.bagchi@gmail.com, prajwal3108@gmail.com, gopu.tifr@gmail.com, naiknikhil27@gmail.com
5. Project Name : Towards high precision pulsar timing with the upgraded GMRT
6. Project Code : 30_043
7. Operator(s) : Navnath, Shilpa, Surender
8. Command File : /odisk/gtac/cmd/hold.cmd
9. LTA File : /gsbifrdata/05jun/30_043_05jun2016.lta, /gsbifrdata1/05jun/30_043_05jun2016.lta
10. LogFlag File : /odisk/online1/logflags/30_043.FLAGS.12

ANTENNA SETTINGS :

11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1454 MHz ,RF2 : 1454 MHz, SA1 : 0 dB, SA2 : 0 dB
12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 1505 MHz, ILO2 : 1505MHz , IVLO1 : 51 MHz, IVLO2 : 51 MHz 
13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 24+12 dB, 32 MHz,OFF, IF-CH2 : 24+12 dB, 32 MHz,OFF

GSB SETTINGS :

14. GSB Host : gsbm1_shivneri
15. GSB Mode : Realtime
16. GSB LTA : 8
17. GSB CTRL : ONLINE
18. GSB Fstop : ON
19. GAIN EQ : OFF
20. Stokes : Total_Intensity
21. Beam - 1 : OFF
22. Beam - 2 : Volt
23. ACQ BW : 33.333333 MHz
24. Final BW : 0 MHz; Step # 0
25. Maximum Channels : 256
26. Channel Numbers : 0:255:1
27. LO5 -1  : 149
28. LO5 -2  : 156

29. Frequency Parameters (TPA) : 1454 1454 1505 1505 51 51
30. Integration Time : 16.1061 Sec
31. No of Antennas Working(Fringing) at the beginning :27

32. Name of Non-Working Antennas (with reason for each) :
C02 : : BLDC work.
W04 : : Painting Work.
w06 : : 175pol low power.
 

33. Note for Backup :

34. Start and End Time of Obs.(IST): 05 Jun 2016 12:30:00 - 05 Jun 2016 17:00:00

35. ONLINE Machine : Shivneri

36. No of Antennas Working(Fringing) at the end :27

37. Comments (During Observations) :
# sub 4 # C00 C02 C04 C06 C08 C10 C11 C12 C13 W01 W02 W04 W05 W06 E03 E05 E06 S02 S04 S06
ante 20 7 5 3 20 24 12 9 2 11 8 13 15 16 25 18 22 23 27 29 30
cp 0;defs 4;subar 4
tpa 1454 1454 1505 1505 51 51
GWB LO : 1460MHz
Channels : 2048
BW : 200MHz
---------------------------------------------------------------------------
12:30 : Started settings.
13:00 : Power equalized on 3C48.
13:25 : Phasing done on 3C48.

13:35 : Phasing done on 0432+416.
13:37 : Started scan on J0645+5158 for 20min.

14:09 : Phasing done on 0744-064.
14:12 : Started scan on J0613-0200 for 20min.

14:37 : Phasing done on 0744-064.
14:39 : Started scan on J0751+1807 for 20min.

15:08 : Phasing done on 1130-148.
15:10 : Started scan on J1024-0719 for 20min.

15:40 : Phasing done on 1130-148.
15:42 : Started scan on J1022+1001 for 20min.

16:10 : Phasing done on 0834+555.
16:19 : Started scan on J1012+5307 for 20min.
17:00 : Stopped scan and observing session is over.