GTAC Observation Log

1. Date : 15/11/2019
2. Observation Sr. No. : 11588
3. Observer : Jayanta Roy, Bhaswati Bhattacharyya, Lina Levin, Ben Stappers, Paul Ray
4. Observer's Email : jroy@ncra.tifr.res.in, bhaswati.bhattacharyya78@gmail.com, lina.s.levin@gmail.com, Ben.Stappers@manchester.ac.uk, paul.ray@nrl.navy.mil
5. Project Name : Multi-frequency timing of millisecond pulsars discovered with the GMRT
6. Project Code : 37_053
7. Operator(s) : Nilesh, Sachin
8. Command File : /odisk/gtac/cmd/jroy/37_053_15nov.cmd
9. LTA File : /gsbifrdata1/15nov/37_053_15nov2019_suba4_band4_gsb.lta, /gsbifrdata1/15nov/37_053_15nov2019_suba3_band3_gsb.lta, /gwbifrdata/15nov/37_053B_15nov2019_gwb.lta, /gwbifrdata/15nov/37_053A_15nov2019_gwb.lta
10. LogFlag File : /odisk/online1/logflags/37_053B.FLAGS.2, /odisk/online1/logflags/37_053B.FLAGS.1, /odisk/online1/logflags/37_053A.FLAGS.2, /odisk/online1/logflags/37_053A.FLAGS.1

ANTENNA SETTINGS :

11. RF Band(MHz) & Solar Attn(dB)- RF1 : 591 MHz ,RF2 : 591 MHz, SA1 : 0 dB, SA2 : 0 dB
12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 540 MHz, ILO2 : 540MHz , IVLO1 : 51 MHz, IVLO2 : 51 MHz 
13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 4+14 dB, 32 MHz,ON, IF-CH2 : 4+14 dB, 32 MHz,ON

GSB SETTINGS :

14. GSB Host : gsbm1
15. GSB Mode : Realtime
16. GSB LTA : 8
17. GSB CTRL : ONLINE
18. GSB Fstop : ON
19. GAIN EQ : ON
20. Stokes : Total_Intensity
21. Beam - 1 : PA
22. Beam - 2 : PA
23. ACQ BW : 33.333333 MHz
24. Final BW : 0 MHz; Step # 0
25. Maximum Channels : 512
26. Channel Numbers : 0:511:1
27. LO5 -1  : 149
28. LO5 -2  : 156

29. Frequency Parameters (TPA) : 591 591 540 540 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 : Servo problem.
C04 : Mechanical work.
E05 : FPS problem.
C10 : Fringe fluctuations.
33. Note for Backup :

34. Start and End Time of Obs.(IST): 15 Nov 2019 18:00:00 - 15 Nov 2019 20:10:00

35. ONLINE Machine : Shivneri

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

37. RFI Status :

38. Comments (During Observations) :
17:30 : Started settings.

------------GWB Setting---------
GPU_MODE  	: Realtime
GPU_LTA  	: 4
GPU_ACQ_BW  	: 200.0000
GPU_FINAL_BW  	: 200.0000
GPU_EDGE_FRQ  	: 0
GPU_CHAN_MAX  	: 4096
GPU_CHAN_NUM  	: 0:4095:1
GPU_STOKES  	: Total_Intensity
GPU_SIDEBAND  	: 1 1
GPU_RF3  	: 500  500
GPU_DDCLO3  	: 0.0000  0.0000
GPU_SB3  	: 1 1
GCODE3  	: 37_053B
GPU_RF4  	: 550  550
GPU_DDCLO4  	: 0.0000  0.0000
GPU_SB4  	: -1 -1
GCODE4  	: 37_053A
GPU_CNTRL  	: ONLINE
GPU_FSTOP  	: ON
GPU_BEAM_1  	: Voltage
GPU_BEAM_2  	: OFF
GPU_BEAM_3  	: PA
GPU_BEAM_4  	: OFF
GPU_BM_INT  	: 4
GPU_GAINEQ  	: OFF
GPU_TPA  	: From GWB GUI.
GPU_BITS  	: 8 Bits
GPU_FILRFI  	: RFI Filterring OFF
GPU_BEAM_S  	: OFF
--------------------------------


# sub 3 # BAND 3 # C02 C03 C05 C06 C09 C12 C13 W01 E02 
ante 9 5 1 19 20 4 2 11 8 17 
cp 0;defs 3;subar 3

# sub 4 # BAND 4 # C00 C01 C04 C08 C10 C11 C14 W02 W03 W04 W05 W06 E03 E04 E05 E06 S01 S02 S03 S04 S06 
ante 21 7 6 3 24 12 9 10 13 14 15 16 25 18 21 22 23 26 27 28 29 30 
cp 0;defs 4;subar 4


::::::::::::::
gwb_gac.dat
::::::::::::::
# GWB GAC configuration is as follows : 
# BEAM-1:130 :: C02 C03 C05 C06 C09 C12 C13 E02 W01 Total=9
# BEAM-1:175 :: C02 C03 C05 C06 C09 C12 C13 E02 W01 Total=9
# BEAM-2:130 :: Total=0
# BEAM-2:175 :: Total=0
# BEAM-3:130 :: C00 C08 C10 C11 C14 E03 E04 E06 S01 S02 S03 S04 S06 W02 W03 W04 W05 Total=17
# BEAM-3:175 :: C00 C08 C10 C11 C14 E03 E04 E06 S01 S02 S03 S04 S06 W02 W03 W04 W05 Total=17
# BEAM-4:130 :: Total=0
# BEAM-4:175 :: Total=0
::::::::::::::
gsb_gac.dat
::::::::::::::
# GSB GAC configuration is as follows : 
# BEAM-1:130 :: C02 C03 C05 C06 C09 C12 C13 E02 W01 Total=9
# BEAM-1:175 :: C02 C03 C05 C06 C09 C12 C13 E02 W01 Total=9
# BEAM-2:130 :: C00 C08 C10 C11 C14 E03 E04 E06 S01 S02 S03 S04 S06 W02 W03 W04 W05 Total=17
# BEAM-2:175 :: C00 C08 C10 C11 C14 E03 E04 E06 S01 S02 S03 S04 S06 W02 W03 W04 W05 Total=17

17:55:08 : Started scan on 2225-049 for ~ 4.26141 min.
17:59:37 : Started scan on 2225-049 for ~ 6.20756 min.

18:09 : Started command file.
          /odisk/gtac/cmd/jroy/37_053_15nov.cmd

18:10:05 : Started scan on J2144-5237 for ~ 3.92586 min.
18:14:27 : Started scan on J2144-5237 for ~ 42.1779 min.
19:01:19 : Started scan on 3C48 for ~ 2.75146 min.
19:04:13 : Started scan on 3C48 for ~ 2.04682 min.
19:07:29 : Started scan on J0248+4230 for ~ 60.6999 min.


20:10 : Closed observation session.