GTAC Observation Log

1. Date : 08/10/2021
2. Observation Sr. No. : 13583
3. Observer : Jayanta Roy, Paul Ray, Bhaswati Bhattacharyya, Ben Stappers, Jayaram Narayanan Chengalur, Sanjay S. Kudale, Tyrel J. Johnson, Matthew Kerr, Patrick Weltevrede, Paulo Cesar Freire
4. Observer\'s Email : jroy@ncra.tifr.res.in, paul.ray@nrl.navy.mil, bhaswati@ncra.tifr.res.in, Ben.Stappers@manchester.ac.uk, chengalur@ncra.tifr.res.in, ksanjay@gmrt.ncra.tifr.res.in, tyrel.j.johnson@gmail.com, matthew.kerr@gmail.com, Patrick.Weltevrede@manchester.ac.uk, pfreire@mpifr-bonn.mpg.de
5. Project Name : Long-term timing follow-up for the third transitional redback millisecond pulsar J1227-4853
6. Project Code : 40_067
7. Operator(s) : Deepak, Pramod, Sachin
8. Command File : /data1/gtac/cmd/jroy/08oct21.py
9. LTA File : /gwbifrdata2/08oct/40_067_08oct2021_gwb.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 : 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) : 591 591 540 540 51 51
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.
C00 : MCM time out
C02 : Taken for FE work.
S02 : RFI

33. Note for Backup :

34. Start and End Time of Obs.(IST): 08 Oct 2021 12:00:00 - 08 Oct 2021 13:00:00

35. ONLINE Machine : TGC

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

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  	: 2048
GPU_CHAN_NUM  	: 0:2047:1
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  	: 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  	: 8 Bits
GPU_FILRFI  	: RFI Filterring OFF
GPU_BEAM_S  	: OFF
GPU_PFB  	: ON
GPU_PFB_TAPS  	: 4
GPU_BEAM_BIT  	: 8
GPU_VLT_BIT  	: 8
GPU_WALSH  	: OFF
GPU_ENV  	: RELEASED
--------------------------------

# GWB GAC configuration is as follows : 
# BEAM-1:130 :: C01 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 E04 S01 S03 S04 W01 W02 W03 W04 Total=21
# BEAM-1:175 :: C01 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 E04 S01 S03 S04 W01 W02 W03 W04 Total=21
# BEAM-2:130 :: C01 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 E04 S01 S03 S04 W01 W02 W03 W04 Total=21
# BEAM-2:175 :: C01 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 E04 S01 S03 S04 W01 W02 W03 W04 Total=21
# BEAM-3:130 :: C01 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 E04 S01 S03 S04 W01 W02 W03 W04 Total=21
# BEAM-3:175 :: C01 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 E04 S01 S03 S04 W01 W02 W03 W04 Total=21
# BEAM-4:130 :: C01 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 E04 S01 S03 S04 W01 W02 W03 W04 Total=21
# BEAM-4:175 :: C01 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 E04 S01 S03 S04 W01 W02 W03 W04 Total=21

12:00 : Started set up.
12:11 : Phasing done on 1154-350.
12:17 : Started command file.
  \'/data1/gtac/cmd/jroy/08oct21.py\'
13:17 : Stopped command file and observation session is over.