GTAC Observation Log 1. Date : 11/07/2017 2. Observation Sr. No. : 9565 3. Observer : Bhaswati Bhattacharyya, Jayanta Roy, Ben Stappers, Michael Keith, Sally Cooper, Mateusz Malenta, Maura Ann McLaughlin, Paul Ray, Scott M. Ransom, Jayaram Narayanan Chengalur 4. Observer's Email : bhaswati.bhattacharyya78@gmail.com, jroy@ncra.tifr.res.in, Ben.Stappers@manchester.ac.uk, mkeith@pulsarastronomy.net, sally.cooper@postgrad.manchester.ac.uk, mateusz.malenta@student.manchester.ac.uk, maura.mclaughlin@mail.wvu.edu, paul.ray@nrl.navy.mil, sransom@nrao.edu, chengalur@ncra.tifr.res.in 5. Project Name : Regular timing of the pulsars discovered in the GMRT High Resolution Southern Sky (GHRSS) survey 6. Project Code : 32_035 7. Operator(s) : Pramod, Sachin, Surender 8. Command File : /odisk/gtac/cmd 9. LTA File : /gsbifrdata/11jul/32_035_11jul2017.lta.1, /gsbifrdata/11jul/32_035_11jul2017.lta, /gwbifrdata1/11jul/32_035_11jul2017_gwb.lta.1, /gwbifrdata1/11jul/32_035_11jul2017_gwb.lta 10. LogFlag File : /odisk/online1/logflags/32_035.FLAGS.21, /odisk/online1/logflags/32_030.FLAGS.4 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 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 : OFF 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) : E06 : : MCM time out. S01 : : Freq ABC time out. W03 : : Strong RFI. E04 : : Servo Problem. E02 : : Antenna is not initializing. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 11 Jul 2017 05:00:00 - 11 Jul 2017 09:00:00 35. ONLINE Machine : Lenyadri 36. No of Antennas Working(Fringing) at the end :24 37. Comments (During Observations) : 05:00 : Started set-up. ------------GWB Setting--------- GPU_MODE : Realtime GPU_LTA : 4 GPU_ACQ_BW : 200.0000 GPU_FINAL_BW : 200.0000 GPU_EDGE_FRQ : 0 GPU_CHAN_MAX : 4096 GPU_CHAN_NUM : 0:4095:1 GPU_STOKES : Total_Intensity GPU_SIDEBAND : 1 1 GPU_RF4 : 500 500 GPU_DDCLO4 : 0.0000 0.0000 GPU_SB4 : 1 1 GCODE4 : 32_035 GPU_CNTRL : ONLINE GPU_FSTOP : ON GPU_BEAM_1 : IA GPU_BEAM_2 : IA GPU_BEAM_3 : OFF GPU_BEAM_4 : OFF GPU_BM_INT : 4 GPU_GAINEQ : ON GPU_TPA : From GWB GUI. GPU_BITS : 64 inputs. GPU_FILRFI : RFI Filterring OFF -------------------------------- # GWB GAC configuration is as follows : # BEAM-1:130 :: C00 C01 C02 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 E05 S02 S03 S04 S06 W01 W02 W04 W05 W06 Total=26 # BEAM-1:175 :: C00 C01 C02 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 E05 S02 S03 S04 S06 W01 W02 W04 W05 W06 Total=26 # BEAM-2:130 :: C00 C01 C02 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 E05 S02 S03 S04 S06 W01 W02 W04 W05 W06 Total=26 # BEAM-2:175 :: C00 C01 C02 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 E05 S02 S03 S04 S06 W01 W02 W04 W05 W06 Total=26 ----------------------------------------------------- ----------------------------------------------------- # GSB GAC configuration is as follows : # BEAM-1:130 :: C00 C01 C02 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E03 E05 S02 S03 S04 S06 W01 W02 W04 W05 W06 Total=25 # BEAM-1:175 :: C00 C01 C02 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E03 E05 S02 S03 S04 S06 W01 W02 W04 W05 W06 Total=25 # BEAM-2:130 :: C00 C01 C02 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E03 E05 S02 S03 S04 S06 W01 W02 W04 W05 W06 Total=25 # BEAM-2:175 :: C00 C01 C02 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E03 E05 S02 S03 S04 S06 W01 W02 W04 W05 W06 Total=25 ------------------------------------------------- --------------------------------------------------- 05:24:30 : Started scan on 3C48 for ~ 5.93913 min. 05:40:36 : Started scan on 0240-231 for ~ 2.98634 min. 05:44:42 : Started scan on HR_0202-46 for ~ 35.769 min. 06:27:04 : Started scan on HR_0241-46 for ~ 20.3675 min. 06:47:00 : W05 removed from GWB GAC. 06:48:27 : Started scan on HR_0122-44 for ~ 20.3675 min. 07:08 : Halt the GSB and GWB and change following settings. GSB : PA , PA and GWB : IA , PA. # GSB GAC configuration is as follows : # BEAM-1:130 :: C00 C01 C02 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E03 S02 S03 W01 W02 Total=19 # BEAM-1:175 :: C00 C01 C02 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E03 S02 S03 W01 W02 Total=19 # BEAM-2:130 :: C00 C01 C02 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E03 S02 S03 W01 W02 Total=19 # BEAM-2:175 :: C00 C01 C02 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E03 S02 S03 W01 W02 Total=19 # GWB GAC configuration is as follows : # BEAM-1:130 :: C00 C01 C02 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E03 E05 S02 S03 S04 S06 W01 W02 W04 W06 Total=24 # BEAM-1:175 :: C00 C01 C02 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E03 E05 S02 S03 S04 S06 W01 W02 W04 W06 Total=24 # BEAM-2:130 :: C00 C01 C02 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E03 S02 S03 W01 W02 Total=19 # BEAM-2:175 :: C00 C01 C02 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E03 S02 S03 W01 W02 Total=19 07:15 : Phasing done on 3C48. 07:16:53 : Started scan on 3C48 for ~ 2.91923 min. 07:19:55 : Started scan on 3C48 for ~ 2.61724 min. 07:25:55 : Started scan on J0248+4230 for ~ 30.4003 min. 07:56 : C12 applied brakes. Hence removed from GAC (GSB and GWB). 08:02:59 : Started scan on 0240-231 for ~ 4.06008 min. 08:09:35 : Started scan on 0240-231 for ~ 4.63051 min. 08:14:20 : Started scan on 0538-440 for ~ 0.100663 min. 08:14:35 : Started scan on 0240-231 for ~ 0.704642 min. 08:15:24 : Started scan on 0240-231 for ~ 0.872414 min. 08:19:14 : Started scan on J0418-4154 for ~ 10.4019 min. 08:30:31 : Started scan on J0514-4408 for ~ 20.4011 min. 08:51:56 : Started scan on 0538-440 for ~ 4.1943 min. 08:56:16 : Started scan on 0538-440 for ~ 1.97971 min. 08:59:42 : Started scan on J0523-2528 for ~ 30.3667 min. 09:31:25 : Started scan on J0744-2523 for ~ 7.18064 min. 09:38 : Stopped scan and observation session is over.