GTAC Observation Log

1. Date : 17/09/2017
2. Observation Sr. No. : 9758
3. Observer : Samuel James McSweeney, Ramesh Bhat, Steven Tremblay, Avinash Anant Deshpande, Sanjay Kudale
4. Observer's Email : sammy.mcsweeney@gmail.com, ramesh.bhat@curtin.edu.au, steven.tremblay@curtin.edu.au, desh@rri.res.in,ksanjay@gmrt.ncra.tifr.res.in,ksanjay@ncra.tifr.res.in
5. Project Name : Chasing the pulsar emission mechanism via sub-pulse drifting
6. Project Code : 32_079
7. Operator(s) : Nilesh, Surender
8. Command File : /odisk/gtac/cmd
9. LTA File : /gsbifrdata1/17sep/32_079_17sep2017.lta, /gwbifrdata2/17sep/32_079_17sep2017_gwb.lta, /gwbifrdata2/17sep/32_079_17sep2017_150powereq_gwb.lta
10. LogFlag File : /odisk/online1/logflags/32_079.FLAGS.4

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,ON, IF-CH2 : 4+14 dB, 32 MHz,ON

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 : Total_Intensity
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 :27

32. Name of Non-Working Antennas (with reason for each) :
C09 : Mechanical work.
S01 : No Fringe, MCM 5 time out.
C08 : Servo problem.
33. Note for Backup :

34. Start and End Time of Obs.(IST): 17 Sep 2017 05:50:00 - 17 Sep 2017 12:10:00

35. ONLINE Machine : Lenyadri

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

37. Comments (During Observations) :
06:00 : Started settings

------------GWB Setting---------
GPU_MODE  	: Realtime
GPU_LTA  	: 8
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_RF4  	: 500  500
GPU_DDCLO4  	: 0.0000  0.0000
GPU_SB4  	: 1 1
GCODE4  	: 32_079
GPU_CNTRL  	: ONLINE
GPU_FSTOP  	: ON
GPU_BEAM_1  	: PA
GPU_BEAM_2  	: PA
GPU_BEAM_3  	: OFF
GPU_BEAM_4  	: OFF
GPU_BM_INT  	: 8
--------------------------------
------------------------------
# GWB GAC configuration is as follows : 
# BEAM-1:130 :: C00 C01 C02 C03 C04 C05 C06 C10 C11 C12 C13 C14 Total=12
# BEAM-1:175 :: C00 C01 C02 C03 C04 C05 C06 C10 C11 C12 C13 C14 Total=12
# BEAM-2:130 :: C00 C01 C02 C03 C04 C05 C06 C10 C11 C12 C13 C14 E02 S02 W01 Total=15
# BEAM-2:175 :: C00 C01 C02 C03 C04 C05 C06 C10 C11 C12 C13 C14 E02 S02 W01 Total=15
------------------------------
----------------------------------------------
06:02:52 : Power eq and Phasing done.
06:02:52 : Started scan on 3C147 for ~ 1.96852 min.
06:05:32 : Started scan on 3C147 for ~ 2.14748 min.
06:10:38 : Started scan on B0329+54 for ~ 10.9164 min.
06:22:08 : Started scan on B0329+54 for ~ 3.93705 min.
06:33:01 : Started scan on 0828-375 for ~ 2.77383 min.
06:35:55 : Started scan on 0828-375 for ~ 5.72662 min.
06:41:52 : Started scan on 0828-375 for ~ 0.626349 min.
06:42:53 : Started scan on J0828-3417 for ~ 18.4326 min.
07:02:37 : Started scan on J0820-4114 for ~ 75.1619 min.
08:18:43 : Started scan on 0828-375 for ~ 4.47392 min.

GAC configuration changed.
# GWB GAC configuration is as follows : 
# BEAM-1:130 :: C00 C01 C02 C03 C04 C05 C06 C10 C11 C12 C13 Total=11
# BEAM-1:175 :: C00 C01 C02 C03 C04 C05 C06 C10 C11 C12 C13 Total=11
# BEAM-2:130 :: C00 C01 C02 C03 C04 C05 C06 C10 C11 C12 C13 E02 E03 S02 W02 Total=15
# BEAM-2:175 :: C00 C01 C02 C03 C04 C05 C06 C10 C11 C12 C13 E02 E03 S02 W02 Total=15


08:23:25 : Started scan on 0828-375 for ~ 2.23696 min.
08:26:14 : Started scan on J0820-4114 for ~ 114.353 min.
10:21:05 : Started scan on 0828-375 for ~ 7.96358 min.
10:29:14 : Started scan on 0828-375 for ~ 1.61061 min.
10:32:40 : Started scan on J0828-3417 for ~ 9.84262 min.
10:43:10 : Started scan on 0828-375 for ~ 4.5634 min.
10:47:57 : Started scan on 0828-375 for ~ 1.2527 min.
10:49:40 : Started scan on J0820-4114 for ~ 69.1668 min.

12:00 : Closed observations.