GTAC Observation Log

1. Date : 19/03/2021
2. Observation Sr. No. : 12998
3. Observer : Yogesh Maan, BHAL CHANDRA JOSHI, Mayuresh Surnis, Manjari Bagchi
4. Observer\'s Email : ymaan4@gmail.com, bcj@ncra.tifr.res.in, mayuresh.surnis@mail.wvu.edu, manjari.bagchi@gmail.com
5. Project Name : Low-frequency monitoring of the Magnetar XTE 1810-197
6. Project Code : 39_089
7. Operator(s) : Navnath
8. Command File : /data1/gtac/cmd/39_089/19mar/p39_089_19march_0400.py
9. LTA File : /gsbifrdata1/19mar/39_089_19mar2021_gsb_b4.lta, /gwbifrdata1/19mar/39_089_19mar2021_gwb_b4.lta
10. LogFlag File :  

ANTENNA SETTINGS :

11. RF Band(MHz) & Solar Attn(dB)- RF1 : 591 MHz ,RF2 : 591 MHz, SA1 : 0 dB, SA2 : 0 dB
12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 540 MHz, ILO2 : 540MHz , 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) : 591 591 540 540 51 51
30. Integration Time : 4.0265 Sec
31. No of Antennas Working(Fringing) at the beginning :27

32. Name of Non-Working Antennas (with reason for each) :
C03 : Mechanical Work.
C10 : Feed jam
W03 : Servo Not Communicating 
33. Note for Backup :

34. Start and End Time of Obs.(IST): 19 Mar 2021 04:00:00 - 19 Mar 2021 05:00:00

35. ONLINE Machine : TGC

36. No of Antennas Working(Fringing) at the end :27

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  	: 1024
GPU_CHAN_NUM  	: 0:1023:1
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  	: OFF
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  	: RFI Filterring OFF
GPU_BEAM_S  	: OFF
GPU_PFB  	: OFF
GPU_PFB_TAPS  	: 16
GPU_BEAM_BIT  	: 16
GPU_VLT_BIT  	: 8
GPU_ENV  	: RELEASED
--------------------------------
03:40:00 : Started setup.
         :power eq done.
03:50:00 : Started cmd file
     /data1/gtac/cmd/39_089/19mar/p39_089_19march_0400.py
03:54:37 : Started scan on 1822-096 for ~ 1.27507 min.
03:56:20 : Started scan on 1822-096 for ~ 2.21459 min.
04:00:33 : Started scan on J1809-1943 for ~ 38.3862 min.
04:41:25 : Started scan on B1844-04 for ~ 3.35544 min.
04:46:31 : Started scan on 1822-096 for ~ 2.08037 min.
04:50:00 : observation session over
----------------
-# GWB GAC configuration is as follows : 
# BEAM-1:130 :: C00 C01 C02 C04 C05 C06 C08 C09 C11 C12 C13 C14 E02 E03 S01 S02 W01 W02 Total=18
# BEAM-1:175 :: C00 C01 C02 C04 C05 C06 C08 C09 C11 C12 C13 C14 E02 E03 S01 S02 W01 W02 Total=18
-----------------------------