GTAC Observation Log

1. Date : 24/12/2020
2. Observation Sr. No. : 12718
3. Observer : Tomoki Kimura, Hajime Kita, Yuka Fujii, Fuminori Tsuchiya, Hiroaki Misawa, Yuka Terada, Keitaro Takahashi
4. Observer\'s Email : kimura@stpp.gp.tohoku.ac.jp, kita@pparc.gp.tohoku.ac.jp, yuka.fujii.ebihara@gmail.com, fuminori.tsuchiya.a8@tohoku.ac.jp, misawa@pparc.gp.tohoku.ac.jp, terada@astron.s.u-tokyo.ac.jp, keitaro@kumamoto-u.ac.jp
5. Project Name : Transit of Jupiter`s magnetosphere in front of the radio pulsar J2012-2029
6. Project Code : 39_026
7. Operator(s) : Deepak, Shriram
8. Command File : /odisk/gtac/cmd/39_026/fluxcal.cmd, /odisk/gtac/cmd/39_026/pulsar.cmd
9. LTA File : /gsbifrdata/24dec/39_026_24dec2020_gsb.lta, /gwbifrdata/24dec/39_026_24dec2020_gwb.lta
10. LogFlag File : /odisk/online1/logflags/39_026.FLAGS

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 : 4.0265 Sec
31. No of Antennas Working(Fringing) at the beginning :28

32. Name of Non-Working Antennas (with reason for each) :
C03 : Mechanical Work.
S02 : Low fringe in both GSB and GWB

33. Note for Backup :

34. Start and End Time of Obs.(IST): 24 Dec 2020 17:40:00 - 24 Dec 2020 19:00:00

35. ONLINE Machine : Shivneri

36. No of Antennas Working(Fringing) at the end :28

37. RFI Status :

38. Comments (During Observations) :
Pulsar Data : on GWBH8 and GWBH10 : /data4/gpuuser/39_026_data4_24dec2020/* 
------------GWB Setting---------
* Observation settings are taken from coversheet submitted on NAPS, suggested by Dr. Ishwar chandra.
----------------------------------------------------------------
GPU_MODE  	: Realtime
GPU_LTA  	: 4
GPU_ACQ_BW  	: 200.0000
GPU_FINAL_BW  	: 200.0000
GPU_EDGE_FRQ  	: 0
GPU_CHAN_MAX  	: 2048
GPU_CHAN_NUM  	: 0:2047:1
GPU_STOKES  	: Full_Stokes
GPU_SIDEBAND  	: 1 1
GPU_RF4  	: 500  500
GPU_DDCLO4  	: 0.0000  0.0000
GPU_SB4  	: 1 1
GCODE4  	: 39_026
GPU_CNTRL  	: ONLINE
GPU_FSTOP  	: ON
GPU_BEAM_1  	: OFF
GPU_BEAM_2  	: PA
GPU_BEAM_3  	: OFF
GPU_BEAM_4  	: PA
GPU_BM_INT  	: 32
GPU_GAINEQ  	: OFF
GPU_TPA  	: From GWB GUI.
GPU_BITS  	: 8 Bits
GPU_FILRFI  	: RFI Filterring OFF
GPU_BEAM_S  	: OFF
GPU_PFB  	: OFF
GPU_PFB_TAPS  	: 4
GPU_BEAM_BIT  	: 16
GPU_VLT_BIT  	: 8
GPU_ENV  	: RELEASED
--------------------------------
# GWB GAC configuration is as follows : 

# BEAM-2:130 :: C00 C01 C02 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 S01 W01 W02 Total=17
# BEAM-2:175 :: C00 C01 C02 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 S01 W01 W02 Total=17

# BEAM-4:130 :: C00 C01 C02 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 S01 W01 W02 Total=17
# BEAM-4:175 :: C00 C01 C02 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 S01 W01 W02 Total=17
------------------------------------------------------------------------
17:40 : Phasing done and power equalized on 3C48.
17:50 : Started command file,
       \'/odisk/gtac/cmd/39_026/fluxcal.cmd\'
18:02 : Command file stopped.
18:07 : Started command file,
       \'/odisk/gtac/cmd/39_026/pulsar.cmd\'
18:44 : Command file stopped since target source below horizon.
18:49 : started scan 2337-207 since phase cal was below horizon ~5min.
19:00 : Observing session over.
----------------------------------------------------------------