GTAC Observation Log

1. Date : 29/12/2020
2. Observation Sr. No. : 12736
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 : /gsbifrdata1/29dec/39_077_28dec2020_gsb.lta, /gsbifrdata1/29dec/39_077_28dec2020_gsb.lta, /gwbifrdata/29dec/39_077_29dec2020_10s_gwb.lta, /gwbifrdata/29dec/39_077_29dec2020_10s_gwb.lta, /gwbifrdata2/29dec/39_077_29dec2020_2s_gwb.lta, /gwbifrdata2/29dec/39_077_29dec2020_2s_gwb.lta
10. LogFlag File :  

ANTENNA SETTINGS :

11. RF Band(MHz) & Solar Attn(dB)- RF1 : 271 MHz ,RF2 : 271 MHz, SA1 : 0 dB, SA2 : 0 dB
12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 220 MHz, ILO2 : 220MHz , 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) : 271 271 220 220 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.
C14 : MCM-14 time-out.

33. Note for Backup :

34. Start and End Time of Obs.(IST): 29 Dec 2020 00:00:00 - 29 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) :
Beam data recording : gwbh10:/data6/gpuuser/
-----------------------------
gsb_beam2_dataserver,node_34
bandmask,3
gpu_beam4_dataserver,gwbh10
GSB_LTA,8
GPU_FSTOP,1
GPU_PFB,0
GPU_FILRFI,0
GSB_CHAN_NUM,0:511:1
GSB_ACQ_BW,33.333333
GSB_FSTOP,1
GPU_CNTRL,1
GPU_PFB_TAPS,16
GSB_ENV,1
gpu_ifr_dataserver,gwbh6
gpu_beam3_dataserver,gwbh9
GPU_CHAN_NUM,0:16383:1
GSB_HOSTS,0
GPU_BEAM_S,0
gsb_ifr_dataserver,gsbm4
GSB_STOKES,2
GPU_DDC,0
GSB_CNTRL,1
GSB_FINAL_BW,0
gpu_beam2_dataserver,gwbh8
GPU_GAINEQ,1
gsb_beam1_dataserver,node_33
GPU_EDGE_FRQ,0
GSB_BEAM_1,0:1
GPU_BM_INT,8
GSB_BEAM_2,0:1
GPU_BEAM_3,0:1
GPU_BEAM_2,0:1
GPU_BEAM_1,0:1
GPU_CHAN_MAX,16384
GPU_BEAM_4,1:1
corrmask,8
gpu_beam1_dataserver,gwbh7
GPU_ENV,1
antennamask,3fffffff
GPU_HOSTS,2
GPU_MODE,0
GPU_STOKES,2
GSB_GAINEQ,1
GSB_CD_MODE,0
GSB_BB_LO,149000000.0:156000000.0
GPU_TPA,0
GPU_VLT_BIT,8
GPU_LTA,4
GPU_BEAM_BIT,16
GSB_CHAN_MAX,512
GSB_MODE,0
GPU_FINAL_BW,1
GPU_ACQ_BW,200.0000
GPU_BITS,8
-------------------------------------------
# GWB GAC configuration is as follows : 

# BEAM-4:130 :: C00 C01 C02 C04 C05 C06 C08 C09 C10 C11 C12 C13 E02 E03 E04 E05 E06 S01 S02 S03 S04 S06 W01 W02 W03 W04 W05 W06 Total=28
# BEAM-4:175 :: C00 C01 C02 C04 C05 C06 C08 C09 C10 C11 C12 C13 E02 E03 E04 E05 E06 S01 S02 S03 S04 S06 W01 W02 W03 W04 W05 W06 Total=28

-------------------------------------------
00:00:00 : Started set-up.
00:19:00 : Started command file.
           /data1/gtac/cmd/39_077/cosmos.py
07:00:00 : Stopped scan and observing session over.
-------------------------------------------