GTAC Observation Log

1. Date : 19/01/2019
2. Observation Sr. No. : 10821
3. Observer : pavan kumar vishwakarma, Prasun Dutta, Nirupam Roy, Somnath Bharadwaj, Preetha Saha
4. Observer's Email : lookpavan@gmail.com , pdutta.phy@itbhu.ac.in, roy.nirupam@gmail.com, somnath@phy.iitkgp.ernet.in, preethasaha06@gmail.com
5. Project Name : Mapping structure in the Cold Neutral Medium and Supernovae Remnants
6. Project Code : 35_006
7. Operator(s) : Deepak, Navnath, Shilpa, Surender
8. Command File : /odisk/gtac/cmd/35_006/pawan1.cmd
9. LTA File : /gsbifrdata1/19jan/35_006_19jan2019_gsb.lta, /gwbifrdata2/19jan/35_006_19jan2019_gwb.lta
10. LogFlag File : /odisk/online1/logflags/35_006.FLAGS.1

ANTENNA SETTINGS :

11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1427.7915 MHz ,RF2 : 1427.7915 MHz, SA1 : 0 dB, SA2 : 0 dB
12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 1490 MHz, ILO2 : 1490MHz , IVLO1 : 62.2085 MHz, IVLO2 : 62.2085 MHz 
13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 4+14 dB, 16 MHz,ON, IF-CH2 : 4+14 dB, 16 MHz,ON

GSB SETTINGS :

14. GSB Host : gsbm1_lenyadri
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 : 16.666666 MHz
24. Final BW : 2 MHz; Step # 3
25. Maximum Channels : 512
26. Channel Numbers : 0:511:1
27. LO5 -1  : 137.7915
28. LO5 -2  : 167.2085

29. Frequency Parameters (TPA) : 1427.7915 1427.7915 1490 1490 62.2085 62.2085
30. Integration Time : 8.053 Sec
31. No of Antennas Working(Fringing) at the beginning :29

32. Name of Non-Working Antennas (with reason for each) :
C02 : painting

33. Note for Backup :

34. Start and End Time of Obs.(IST): 19 Jan 2019 13:00:00 - 19 Jan 2019 23:13:00

35. ONLINE Machine : Lenyadri

36. No of Antennas Working(Fringing) at the end :30

37. Comments (During Observations) :
------------GWB Setting----------------------------------------------------
GPU_MODE  	: Realtime
GPU_LTA  	: 4
GPU_ACQ_BW  	: 100.0000
GPU_FINAL_BW  	: 25.0000
GPU_EDGE_FRQ  	: 0
GPU_CHAN_MAX  	: 16384
GPU_CHAN_NUM  	: 0:16383:1
GPU_STOKES  	: Total_Intensity
GPU_SIDEBAND  	: 1 1
GPU_RF4  	: 1460  1460
GPU_DDCLO4  	: 29.0000  29.0000
GPU_SB4  	: 1 1
GCODE4  	: 35_006
GPU_CNTRL  	: ONLINE
GPU_FSTOP  	: ON
GPU_BEAM_1  	: OFF
GPU_BEAM_2  	: OFF
GPU_BEAM_3  	: OFF
GPU_BEAM_4  	: OFF
GPU_BM_INT  	: 128
GPU_GAINEQ  	: OFF
GPU_TPA  	: From GWB GUI.
GPU_BITS  	: 8 Bits
GPU_FILRFI  	: RFI Filterring OFF
GPU_BEAM_S  	: OFF
---------------------------------------------------------------------------
13:00 : Started setup.
13:11 : Started command file pawan1.cmd
14:25 : S-arm Power failure.
14:40 : S-arm started working except S03.
14:55 : S-arm Power failure.
15:05 : S-arm started working.
17:00 : C02 released for observation.
22:17 : Stopped command file ending with phase cal.
22:19 : Started command file pawan2.cmd
23:11 : Stopped command file and observing session over.