GTAC Observation Log

1. Date : 30/10/2022
2. Observation Sr. No. : 14684
3. Observer : Yogesh Maan, BHAL CHANDRA JOSHI, Mayuresh Surnis, Krishnakumar MA, Visweshwar Ram Marthi
4. Observer\'s Email : ymaan4@gmail.com, bcj@ncra.tifr.res.in, mayuresh.surnis@mail.wvu.edu, kk.ambalappat@gmail.com, vrmarthi@ncra.tifr.res.in
5. Project Name : Low-frequency monitoring of the Magnetar XTE 1810-197
6. Project Code : 43_120
7. Operator(s) : Pramod
8. Command File : /data1/gtac/cmd/43_120/43_120_30Oct2022_1200_cmd.py
9. LTA File : /gsbifrdata/30oct/43_120_30oct2022_gsb.lta, /gwbifrdata2/30oct/43_120_30oct2022_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 : ONLINE/TGC
18. GSB Fstop : ON
19. GAIN EQ : ON
20. Stokes : Total_Intensity
21. Beam - 1 : OFF
22. Beam - 2 : OFF
23. ACQ BW : 16.666666 MHz
24. Final BW : 0 MHz; Step # 0
25. Maximum Channels : 256
26. Channel Numbers : 0:255:1
27. LO5 -1  : 138
28. LO5 -2  : 167

29. Frequency Parameters (TPA) : 156 156 218 218 62 62
30. Integration Time : 8.053 Sec
31. No of Antennas Working(Fringing) at the beginning :23

32. Name of Non-Working Antennas (with reason for each) :
C03 : Mechanical Work.
C10,C14,W01,W02,W03,W06 : RF is not getting set.
33. Note for Backup :

34. Start and End Time of Obs.(IST): 30 Oct 2022 12:00:00 - 30 Oct 2022 13:00:00

35. ONLINE Machine : TGC

36. No of Antennas Working(Fringing) at the end :23

37. RFI Status :

38. Comments (During Observations) :
------------GWB Setting---------
GPU_MODE        : Realtime
GPU_LTA         : 4
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         : 300 300
GPU_DDCLO4      : 0.0000  0.0000
GPU_SB4         : 1 1
GCODE4          : 43_120
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 C01 C02 C04 C05 C06 C08 C09 C11 C12 C13 E02 E03 E04 S01 S02 S03 Total=17
# BEAM-1:175 :: C00 C01 C02 C04 C05 C06 C08 C09 C11 C12 C13 E02 E03 E04 S01 S02 S03 Total=17
# BEAM-2:130 :: C00 C01 C02 C04 C05 C06 C08 C09 C11 C12 C13 E02 E03 E04 S01 S02 S03 Total=17
# BEAM-2:175 :: C00 C01 C02 C04 C05 C06 C08 C09 C11 C12 C13 E02 E03 E04 S01 S02 S03 Total=17
# BEAM-3:130 :: C00 C01 C02 C04 C05 C06 C08 C09 C11 C12 C13 E02 E03 E04 S01 S02 S03 Total=17
# BEAM-3:175 :: C00 C01 C02 C04 C05 C06 C08 C09 C11 C12 C13 E02 E03 E04 S01 S02 S03 Total=17

11:30 :  Started set up.
11:50 : Started command file.
 \'/data1/gtac/cmd/43_120/43_120_30Oct2022_1200_cmd.py\'
13:00 : Stopped command file and observation session is over.