GTAC Observation Log

1. Date : 25/07/2017
2. Observation Sr. No. : 9605
3. Observer : Bhaswati Bhattacharyya, Jayanta Roy, Ben Stappers, Michael Keith, Sally Cooper, Mateusz Malenta, Maura Ann McLaughlin, Paul Ray, Scott M. Ransom, Jayaram Narayanan Chengalur
4. Observer's Email : bhaswati.bhattacharyya78@gmail.com, jroy@ncra.tifr.res.in, Ben.Stappers@manchester.ac.uk, mkeith@pulsarastronomy.net, sally.cooper@postgrad.manchester.ac.uk, mateusz.malenta@student.manchester.ac.uk, maura.mclaughlin@mail.wvu.edu, paul.ray@nrl.navy.mil, sransom@nrao.edu, chengalur@ncra.tifr.res.in
5. Project Name : Regular timing of the pulsars discovered in the GMRT High Resolution Southern Sky (GHRSS) survey
6. Project Code : 32_035
7. Operator(s) : Pramod, Sachin
8. Command File : /odisk/gtac/cmd/jroy/32_035_25jul.cmd
9. LTA File : /gsbifrdata1/25jul/32_035_25jul17_gsb.lta, /gwbifrdata2/25jul/32_035_25jul2017_gwb.lta
10. LogFlag File : /odisk/online1/logflags/32_035.FLAGS.24

ANTENNA SETTINGS :

11. RF Band(MHz) & Solar Attn(dB)- RF1 : 306 MHz ,RF2 : 306 MHz, SA1 : 0 dB, SA2 : 0 dB
12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 255 MHz, ILO2 : 255MHz , IVLO1 : 51 MHz, IVLO2 : 51 MHz 
13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 4+14 dB, 32 MHz,OFF, IF-CH2 : 4+14 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 : ON
20. Stokes : Full_Stokes
21. Beam - 1 : OFF
22. Beam - 2 : OFF
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) : 306 306 255 255 51 51
30. Integration Time : 16.1061 Sec
31. No of Antennas Working(Fringing) at the beginning :26

32. Name of Non-Working Antennas (with reason for each) :
C01 : No fringe
W03 : Strong RFI
E05 : No fringe.
W04 : ABC time out

33. Note for Backup :

34. Start and End Time of Obs.(IST): 25 Jul 2017 18:00:00 - 25 Jul 2017 19:10:00

35. ONLINE Machine : Shivneri

36. No of Antennas Working(Fringing) at the end :26

37. Comments (During Observations) :
17:20 : Started set up.
17:33 : Power equalized done on 1154-350.
GWB set up :
BEAM3 : IA  BW : 200 MHz
BEAM4 : IA  Chan : 4K Beam int= 4

Antennas selected in GWB.
# BEAM-3:130 :: C00 C02 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 E04 E06 S01 S02 S03 S04 S06 W01 W02 W05 W06 Total=26
# BEAM-3:175 :: C00 C02 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 E04 E06 S01 S02 S03 S04 S06 W01 W02 W05 W06 Total=26
# BEAM-4:130 :: C00 C02 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 E04 E06 S01 S02 S03 S04 S06 W01 W02 W05 W06 Total=26
# BEAM-4:175 :: C00 C02 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 E04 E06 S01 S02 S03 S04 S06 W01 W02 W05 W06 Total=26

17:47 : Started command file.

 '/odisk/gtac/cmd/jroy/32_035_25jul.cmd'

18:00 : Stopped scan and observation session is over.