GTAC Observation Log

1. Date : 23/04/2022
2. Observation Sr. No. : 14102
3. Observer : Yogesh Maan, BHAL CHANDRA JOSHI, Mayuresh Surnis, Krishnakumar MA
4. Observer\'s Email : ymaan4@gmail.com, bcj@ncra.tifr.res.in, mayuresh.surnis@mail.wvu.edu, kk.ambalappat@gmail.com
5. Project Name : Low-frequency monitoring of the Magnetar XTE 1810-197
6. Project Code : 42_059
7. Operator(s) : Sachin, Shilpa
8. Command File : /data1/gtac/cmd/42_059/42_059_23Apr2022_0200_cmd.py
9. LTA File : /gwbifrdata1/23apr/42_059_23apr2022_gwb.lta, /gwbifrdata1/23apr/42_059_23apr2022_band2_gwb.lta
10. LogFlag File :  

ANTENNA SETTINGS :

11. RF Band(MHz) & Solar Attn(dB)- RF1 : 156 MHz ,RF2 : 156 MHz, SA1 : 14 dB, SA2 : 14 dB
12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 218 MHz, ILO2 : 218MHz , IVLO1 : 62 MHz, IVLO2 : 62 MHz 
13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 4+14 dB, 16 MHz,ON, IF-CH2 : 4+14 dB, 16 MHz,ON

GSB SETTINGS :

14. GSB Host : gsbm1_shivneri
15. GSB Mode : Realtime
16. GSB LTA : 8
17. GSB CTRL : TGC
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) : 156 156 218 218 62 62
30. Integration Time : 4.0265 Sec
31. No of Antennas Working(Fringing) at the beginning :26

32. Name of Non-Working Antennas (with reason for each) :
C03 : Mechanical Work.
W06 : LMC down.
C12 : GAB disconnected.
C01 : Frequently applying brakes.

33. Note for Backup :

34. Start and End Time of Obs.(IST): 23 Apr 2022 02:00:00 - 23 Apr 2022 03:00:00

35. ONLINE Machine : TGC

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

37. RFI Status :

38. Comments (During Observations) :
GWB Pulsar Data Files on :-
GWBH7 : /data8/gpuuser/42_059_data8_23apr2022/*
GWBH8 : /data8/gpuuser/42_059_data8_23apr2022/*
GWBH9 : /data8/gpuuser/42_059_data8_23apr2022/*
------------GWB Setting---------------------------------------------------
GPU_MODE  	: Realtime
GPU_LTA  	: 8
GPU_ACQ_BW  	: 200.0000
GPU_FINAL_BW  	: 200
GPU_EDGE_FRQ  	: 0
GPU_CHAN_MAX  	: 8192
GPU_CHAN_NUM  	: 0:8191:1
GPU_STOKES  	: Total_Intensity
GPU_SIDEBAND  	: 1 1
GPU_RF4  	: 470  470
GPU_DDCLO4  	: 0.0000  0.0000
GPU_SB4  	: 1 1
GCODE4  	: SUBA4
GPU_CNTRL  	: ONLINE/TGC
GPU_FSTOP  	: ON
GPU_BEAM_1  	: VOLTAGE
GPU_BEAM_2  	: PA
GPU_BEAM_3  	: IA
GPU_BEAM_4  	: OFF
GPU_BM_INT  	: 32
GPU_GAINEQ  	: ON
GPU_TPA  	: From online/TGC tpa
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_WALSH  	: OFF
GPU_ENV  	: RELEASED
--------------------------------------------------------------------------
# GWB GAC configuration is as follows : 
# BEAM-1:130 :: C00 C02 C04 C05 C06 C08 C09 C10 C11 C13 C14 E02 E03 S01 S02 W01 W02 Total=17
# BEAM-1:175 :: C00 C02 C04 C05 C06 C08 C09 C10 C11 C13 C14 E02 E03 S01 S02 W01 W02 Total=17
# BEAM-2:130 :: C00 C02 C04 C05 C06 C08 C09 C10 C11 C13 C14 E02 E03 S01 S02 W01 W02 Total=17
# BEAM-2:175 :: C00 C02 C04 C05 C06 C08 C09 C10 C11 C13 C14 E02 E03 S01 S02 W01 W02 Total=17
# BEAM-3:130 :: C00 C02 C04 C05 C06 C08 C09 C10 C11 C13 C14 E02 E03 S01 S02 W01 W02 Total=17
# BEAM-3:175 :: C00 C02 C04 C05 C06 C08 C09 C10 C11 C13 C14 E02 E03 S01 S02 W01 W02 Total=17
--------------------------------------------------------------------------
02:00 : Started settings.
02:05 : Feed rotated to Band-2.
02:08 : Power equalized on 1822-096.

02:09 : \'/data1/gtac/cmd/42_059/42_059_23Apr2022_0200_cmd.py\' command file started.
03:00 : Stopped command file and closed observation session.