GTAC Observation Log 1. Date : 04/05/2017 2. Observation Sr. No. : 9347 3. Observer : Samuel James McSweeney, Ramesh Bhat, Steven Tremblay, Avinash Anant Deshpande 4. Observer's Email : sammy.mcsweeney@gmail.com, ramesh.bhat@curtin.edu.au, steven.tremblay@curtin.edu.au, desh@rri.res.in 5. Project Name : Chasing the pulsar emission mechanism via sub-pulse drifting 6. Project Code : 32_079 7. Operator(s) : Deepak, Surender 8. Command File : /odisk/gtac/cmd 9. LTA File : /gsbifrdata/04may/32_079_04may2017.lta, /gwbifrdata/04may/32_079_04may2017.lta.1, /gwbifrdata/04may/32_079_04may2017.lta 10. LogFlag File : /odisk/online1/logflags/DDTB276.FLAGS, /odisk/online1/logflags/32_079.FLAGS.1 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 : OFF 20. Stokes : Total_Intensity 21. Beam - 1 : IA 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 : 16.1061 Sec 31. No of Antennas Working(Fringing) at the beginning :26 32. Name of Non-Working Antennas (with reason for each) : C04 : : FPS work. C14 : : Mech Work. W01 : : Servo Problem. W03 : : Servo Problem. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 04 May 2017 18:00:00 - 04 May 2017 20:00:00 35. ONLINE Machine : Lenyadri 36. No of Antennas Working(Fringing) at the end :26 37. Comments (During Observations) : 17:30 : Started set-up. -------------------------------------------------- # GWB GAC configuration is as follows : # BEAM-1:130 :: C00 C01 C02 C03 C05 C06 C08 C09 C10 C11 C12 C13 E02 E03 S01 S02 W02 Total=17 # BEAM-1:175 :: C00 C01 C02 C03 C05 C06 C08 C09 C10 C11 C12 C13 E02 E03 S01 S02 W02 Total=17 # BEAM-2:130 :: C00 C01 C02 C03 C05 C06 C08 C09 C10 C11 C12 C13 E02 E03 E04 S01 S02 S03 W02 Total=19 # BEAM-2:175 :: C00 C01 C02 C03 C05 C06 C08 C09 C10 C11 C12 C13 E02 E03 E04 S01 S02 S03 W02 Total=19 # BEAM-3:130 :: C00 C01 C02 C03 C05 C06 C08 C09 C10 C11 C12 C13 E02 E03 E04 E05 E06 S01 S02 S03 S04 S06 W02 W04 W06 Total=25 # BEAM-3:175 :: C00 C01 C02 C03 C05 C06 C08 C09 C10 C11 C12 C13 E02 E03 E04 E05 E06 S01 S02 S03 S04 S06 W02 W04 W06 Total=25 # BEAM-4:130 :: C00 C01 C02 C03 C05 C06 C08 C09 C10 C11 C12 C13 E02 E03 E04 E05 E06 S01 S02 S03 S04 S06 W02 W04 W06 Total=25 # BEAM-4:175 :: C00 C01 C02 C03 C05 C06 C08 C09 C10 C11 C12 C13 E02 E03 E04 E05 E06 S01 S02 S03 S04 S06 W02 W04 W06 Total=25 ------------GWB Setting---------------------------------------------------- GPU_MODE : Realtime GPU_LTA : 4 GPU_ACQ_BW : 200.0000 GPU_FINAL_BW : 1.0 GPU_EDGE_FRQ : 0.000000 GPU_CHAN_MAX : 2048 GPU_CHAN_NUM : 0:2047:1 GPU_STOKES : Total_Intensity GPU_RF : 1450 1450 GPU_LO-1 : 0 0 GPU_DDC : OFF GPU_DDCLO : 0.0000 0.0000 GPU_SIDEBAND : 0 0 GPU_RF1 : 0 0 GPU_DDCLO1 : 0.0000 0.0000 GPU_SB1 : 0 0 GCODE1 : SUBA1 GPU_RF2 : 500 500 GPU_DDCLO2 : 0.0000 0.0000 GPU_SB2 : 1 1 GCODE2 : 32_032B GPU_RF3 : 0 0 GPU_DDCLO3 : 0.0000 0.0000 GPU_SB3 : 0 0 GCODE3 : SUBA3 GPU_RF4 : 1450 1450 GPU_DDCLO4 : 0.0000 0.0000 GPU_SB4 : 1 1 GCODE4 : 32_084 GPU_RF5 : 0 0 GPU_DDCLO5 : 0.0000 0.0000 GPU_SB5 : 0 0 GCODE5 : SUBA5 GPU_CNTRL : LOCAL GPU_FSTOP : OFF GPU_BEAM_1 : OFF GPU_BEAM_2 : OFF GPU_BEAM_3 : 0:1 GPU_BEAM_4 : 0:1 GPU_BM_INT : 4 GPU_GAINEQ : ON GPU_TPA : From GWB GUI. GPU_BITS : 64 inputs. GPU_FILRFI : RFI Filterring OFF -------------------------------------------- 18:08:11 : Started scan on 0828-375 for ~ 4.29496 min. 18:12:58 : Started scan on 0828-375 for ~ 4.65288 min. 18:18:12 : Started scan on 0828-375 for ~ 0.357914 min. 18:19:56 : Started scan on J0820-4114 for ~ 89.4784 min. 20:00:00 : Stopped scan and observing session over.