GTAC Observation Log

1. Date : 26/12/2020
2. Observation Sr. No. : 12723
3. Observer : Aditya Chowdhury, Nissim Kanekar, Jayaram Narayanan Chengalur
4. Observer\'s Email : chowdhury@ncra.tifr.res.in, nkanekar@ncra.tifr.res.in, chengalur@ncra.tifr.res.in
5. Project Name : The HI Mass of Galaxies at the Peak of the Epoch of Galaxy Assembly
6. Project Code : 39_077
7. Operator(s) : Surender
8. Command File : /data1/gtac/cmd/39_077/cosmos.py
9. LTA File : /gsbifrdata1/25dec/39_077_25dec2020_gsb.lta, /gsbifrdata1/25dec/39_077_25dec2020_gsb.lta, /gwbifrdata/25dec/39_077_25dec2020_2s_gwb.lta, /gwbifrdata/25dec/39_077_25dec2020_2s_gwb.lta, /gwbifrdata1/25dec/39_077_25dec2020_10s_gwb.lta, /gwbifrdata1/25dec/39_077_25dec2020_10s_gwb.lta, /gsbifrdata1/26dec/39_077_26dec2020_gsb.lta, /gsbifrdata1/26dec/39_077_26dec2020_gsb.lta, /gwbifrdata1/26dec/39_077_26dec2020_10s_gwb.lta, /gwbifrdata1/26dec/39_077_26dec2020_10s_gwb.lta, /gwbifrdata2/26dec/39_077_26dec2020_2s_gwb.lta, /gwbifrdata2/26dec/39_077_26dec2020_2s_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
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) : 306 306 255 255 51 51
30. Integration Time : 16.1061 Sec
31. No of Antennas Working(Fringing) at the beginning :28

32. Name of Non-Working Antennas (with reason for each) :
C03 : Mechanical Work.
W03 : MCM 5 is continuously showing timeout .
33. Note for Backup :

34. Start and End Time of Obs.(IST): 26 Dec 2020 00:00:00 - 26 Dec 2020 07:00:00

35. ONLINE Machine : TGC

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

37. RFI Status :

38. Comments (During Observations) :
GPU_PFB,0
GSB_CHAN_NUM,0:255:1
GSB_ACQ_BW,33.333333
GSB_FINAL_BW,0
GPU_PFB_TAPS,16
GSB_ENV,1
GPU_CHAN_NUM,0:16383:1
GPU_BEAM_S,0
GSB_STOKES,2
GSB_CNTRL,1
GPU_EDGE_FRQ,0
GSB_BEAM_1,0:1
GSB_BEAM_2,0:1
GPU_BEAM_3,0:1
GPU_BEAM_2,0:1
GPU_BEAM_1,0:1
GPU_BEAM_4,1:1
GSB_GAINEQ,1
GSB_BB_LO,149000000:156000000
GPU_FINAL_BW,1
GPU_VLT_BIT,8
GSB_LTA,8
GPU_FSTOP,1
GPU_FILRFI,0
GPU_BM_INT,8
GSB_HOSTS,0
GPU_DDC,0
GPU_CNTRL,1
GPU_GAINEQ,1
GPU_LTA,4
GSB_FSTOP,1
GPU_CHAN_MAX,16384
GSB_EDGE_FRQ,0
GPU_ENV,1
GPU_HOSTS,2
GPU_MODE,0
GPU_STOKES,2
GSB_CD_MODE,0
GSB_CHAN_MAX,256
GPU_TPA,0
GPU_ACQ_BW,200.0000
GPU_BEAM_BIT,16
GSB_MODE,0
BANDMASK,3
GPU_BEAM4_DATASERVER,gwbh10
CORRMASK,8
ANTENNAMASK,3fffffff
GPU_BEAM1_DATASERVER,gwbh7
GPU_IFR_DATASERVER,gwbh6
GSB_IFR_DATASERVER,gsbm4
GPU_BEAM2_DATASERVER,gwbh8
GPU_BEAM3_DATASERVER,gwbh9
GSB_BEAM1_DATASERVER,node_33
GSB_BEAM2_DATASERVER,node_34
-----------------------------------------
23:45 : Started set-up.
00:02 : Started command file.
        \'/data1/gtac/cmd/39_077/cosmos.py\'
Note : scan1,2 are bad due to add source problem in TGC.
00:31 : Restarted command file.
06:50 : Stopped command file.
06:54 : Started scan on 3C286.
07:00 : Stopped scan and observing session over.
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