GTAC Observation Log 1. Date : 15/05/2017 2. Observation Sr. No. : 9392 3. Observer : Paulo Cesar Freire, Yashwant Gupta, Alessandro Ridolfi 4. Observer's Email : pfreire@mpifr-bonn.mpg.de, ygupta@ncra.tifr.res.in, ridolfi@mpifr-bonn.mpg.de 5. Project Name : Determining the masses of the components of two binary pulsars 6. Project Code : 32_083 7. Operator(s) : Shilpa, Surender 8. Command File : /odisk/gtac/cmd/32_083/15may17/32_083_cmdfile_S2-8_15may17.txt 9. LTA File : /gsbifrdata1/15may/32_083_15may2017.lta, /gwbifrdata2/15may/32_083_15may17.lta 10. LogFlag File : /odisk/online1/logflags/32_083.FLAGS.9 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 : 24+4 dB, 32 MHz,OFF, IF-CH2 : 24+4 dB, 32 MHz,OFF 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 : OFF 20. Stokes : Total_Intensity 21. Beam - 1 : PA 22. Beam - 2 : PA 23. ACQ BW : 33.333333 MHz 24. Final BW : 0 MHz; Step # 0 25. Maximum Channels : 512 26. Channel Numbers : 0:511:1 27. LO5 -1 : 149 28. LO5 -2 : 156 29. Frequency Parameters (TPA) : 306 306 255 255 51 51 30. Integration Time : 2.0132 Sec 31. No of Antennas Working(Fringing) at the beginning :25 32. Name of Non-Working Antennas (with reason for each) : C14 : Structural repair. E06 : Servo problem. W03 : Mechanical work. W04 : ABC reset. C09 : Ripples at GWB o/p. 33. Note for Backup :GSB PA DATA On node33:/mnt/pulsar/gsbuser/15may2017/* 34. Start and End Time of Obs.(IST): 15 May 2017 12:00:00 - 15 May 2017 15:05:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :25 37. Comments (During Observations) : # GWB GAC configuration is as follows : # BEAM-1:130 :: C00 C02 C03 C04 C05 C06 C08 C10 C11 C12 C13 E02 E03 E04 S01 S02 S03 W01 W02 Total=19 # BEAM-1:175 :: C00 C02 C03 C04 C05 C06 C08 C10 C11 C12 C13 E02 E03 E04 S01 S02 S03 W01 W02 Total=19 # BEAM-2:130 :: C00 C02 C03 C04 C05 C06 C08 C10 C11 C12 C13 E02 E03 E04 S01 S02 S03 W01 W02 Total=19 # BEAM-2:175 :: C00 C02 C03 C04 C05 C06 C08 C10 C11 C12 C13 E02 E03 E04 S01 S02 S03 W01 W02 Total=19 --------------------------------------------------------------------------- # GSB GAC configuration is as follows : # BEAM-1:130 :: C00 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 E02 E03 E04 S01 S02 S03 W01 W02 Total=19 # BEAM-1:175 :: C00 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 E02 E03 E04 S01 S02 S03 W01 W02 Total=19 --------------------------------------------------------------------------- ------------GWB Setting---------------------------------------------------- GPU_MODE : Realtime GPU_LTA : 4 GPU_ACQ_BW : 200.0000 GPU_CHAN_MAX : 2048 GPU_CHAN_NUM : 0:2047:1 GPU_STOKES : Total_Intensity GPU_RF4 : 500 500 GCODE4 : 32_083 GPU_BEAM_1 : IA GPU_BEAM_2 : PA GPU_BM_INT : 8 --------------------------------------------------------------------------- 12:00 : Started feed rotation. 12:10 : Feed rotated to 325MHz. Started settings. 12:55 : Power equalized on 0440-435 at GWB and GSB. 13:05 : '/odisk/gtac/cmd/32_083/15may17/32_083_cmdfile_S2-8_15may17.txt' command file started. 15:05 : Stopped command file and observing session over.