GTAC Observation Log

1. Date : 07/09/2023
2. Observation Sr. No. : 15845
3. Observer : Unnati Kashyap, Thomas J Maccarone, Eli Pattie
4. Observer\'s Email : unnati00kashyap@gmail.com, thomas.maccarone@ttu.edu, eli.pattie@ttu.edu
5. Project Name : Radio monitoring of the recent activities of the transient neutron star low mass X-ray binary Aql X-1
6. Project Code : ddtC303
7. Operator(s) : Nilesh, Shriram
8. Command File : /data1/gtac/cmd/ddtC303/ddtC303_07Sep2023_1700_cmd.py
9. LTA File : /gsbifrdata/07sep/ddtc303_07sep2023_b5_gsb.lta, /gwbifrdata/07sep/ddtc303_07sep2023_b5_gwb.lta
10. LogFlag File :  

ANTENNA SETTINGS :

11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1409 MHz ,RF2 : 1409 MHz, SA1 : 0 dB, SA2 : 0 dB
12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 1460 MHz, ILO2 : 1460MHz , 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 : 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) : 1409 1409 1460 1460 51 51
30. Integration Time : 8.053 Sec
31. No of Antennas Working(Fringing) at the beginning :28

32. Name of Non-Working Antennas (with reason for each) :
E02 : : Taken for maintenance.
C10 : : RF not set.

33. Note for Backup :

34. Start and End Time of Obs.(IST): 07 Sep 2023 17:00:00 - 07 Sep 2023 19:00:00

35. ONLINE Machine : TGC

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

37. RFI Status :

38. Comments (During Observations) :

------------GWB Setting---------
GPU_MODE  	: Realtime
GPU_LTA  	: 4
GPU_ACQ_BW  	: 400.0000
GPU_FINAL_BW  	: 400
GPU_EDGE_FRQ  	: 0
GPU_CHAN_MAX  	: 2048
GPU_CHAN_NUM  	: 0:2047:1
GPU_STOKES  	: Total_Intensity
GPU_SIDEBAND  	: -1 -1
GPU_RF4  	: 1460  1460
GPU_DDCLO4  	: 0.0000  0.0000
GPU_SB4  	: -1 -1
GCODE4  	: DDTC303
GPU_CNTRL  	: ONLINE/TGC
GPU_FSTOP  	: ON
GPU_BEAM_1  	: OFF
GPU_BEAM_2  	: OFF
GPU_BEAM_3  	: OFF
GPU_BEAM_4  	: OFF
GPU_BM_INT  	: 8
GPU_GAINEQ  	: ON
GPU_TPA  	: From online/TGC tpa
GPU_BITS  	: 4 Bits
GPU_FILRFI  	: RFI Filterring OFF
GPU_BEAM_S  	: OFF
GPU_PFB  	: ON
GPU_PFB_TAPS  	: 4
GPU_BEAM_BIT  	: 16
GPU_VLT_BIT  	: 8
GPU_WALSH  	: OFF
GPU_ENV  	: RELEASED
--------------------------------
17:00 : Started settings.
17:25 : Due to multiple system problems while starting observation, GSB  started in default mode (256 channels).
17:25 : Started command file,
       \'/data1/gtac/cmd/ddtC303/ddtC303_07Sep2023_1700_cmd.py\'
19:00 : Command file stopped and observation session over.