GTAC Observation Log

1. Date : 07/07/2023
2. Observation Sr. No. : 15585
3. Observer : Shubham Singh, Jayanta Roy, Shyam Sunder, Bhaswati Bhattacharyya
4. Observer\'s Email : ssingh@ncra.tifr.res.in, jroy@ncra.tifr.res.in, ssunder@ncra.tifr.res.in, bhaswati.bhattacharyya78@gmail.com
5. Project Name : Timing follow-up of long period pulsars discovered in the GHRSS survey
6. Project Code : 44_100
7. Operator(s) : Navnath, Nilesh, Surender
8. Command File : /data1/gtac/cmd/44_100/44_100_06Jul2023_2200_cmd.py
9. LTA File : /gwbifrdata1/06jul/44_100_06jul2023_b3_gwb.lta
10. LogFlag File :  

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/TGC
18. GSB Fstop : ON
19. GAIN EQ : ON
20. Stokes : Full_Stokes
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 :29

32. Name of Non-Working Antennas (with reason for each) :
C04 : Feed not focused

33. Note for Backup :

34. Start and End Time of Obs.(IST): 06 Jul 2023 22:00:00 - 07 Jul 2023 00:00:00

35. ONLINE Machine : TGC

36. No of Antennas Working(Fringing) at the end :29

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  	: 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  	: 44_100
GPU_CNTRL  	: ONLINE/TGC
GPU_FSTOP  	: ON
GPU_BEAM_1  	: IA
GPU_BEAM_2  	: 4
GPU_BEAM_3  	: OFF
GPU_BEAM_4  	: OFF
GPU_BM_INT  	: 16
GPU_GAINEQ  	: ON
GPU_TPA  	: From online/TGC tpa
GPU_BITS  	: 8 Bits
GPU_FILRFI  	: Voltage Detection
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 :: C01 C02 C03 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 E04 E05 E06 S01 S02 S03 S04 S06 W01 W02 W03 W04 W05 W06 Total=28
# BEAM-1:175 :: C01 C02 C03 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 E04 E05 E06 S01 S02 S03 S04 S06 W01 W02 W03 W04 W05 W06 Total=28
# BEAM-2:130 :: C01 C02 C03 C05 C06 C08 C09 C10 C11 C12 C13 C14 Total=12
# BEAM-2:175 :: C01 C02 C03 C05 C06 C08 C09 C10 C11 C12 C13 C14 Total=12
-----------------------------------------------------------
22:00:00 : Started setup.
22:15:45 : Started scan on 1830-360 for ~ 2.19222 min.
22:18:20 : Started scan on 1830-360 for ~ 2.23696 min.
22:21:37 : Started scan on 1830-360 for ~ 2.32644 min.
22:24:24 : Started scan on 1830-360 for ~ 1.92379 min.
22:28:36 : Started scan on J1559-44 for ~ 30.3779 min.
23:01:36 : Started scan on J1937-2937 for ~ 40.3548 min.
23:43:28 : Started scan on J1947-43 for ~ 19.8642 min.
00:01:19 : Stopped scan and observing session over.
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