GTAC Observation Log 1. Date : 26/10/2019 2. Observation Sr. No. : 11533 3. Observer : Biplab Bijay, Yashwant Gupta, BHAL CHANDRA JOSHI, Sushan Konar, Manjari Bagchi, Mayuresh Surnis, Debades Bandyopadhyay, Dipankar Bhattacharya, Avinash Anant Deshpande, Biprateep Dey, Vishal R Gajjar, Sanjay S. Kudale, Yogesh Maan, Alak Ray, Boris Sindhu Kalita, Sajad Ahmad Bhat, SATYAM CHANDRA MISHRA, Gaurav Waratkar 4. Observer's Email : biplab@ncra.tifr.res.in, ygupta@ncra.tifr.res.in, bcj@ncra.tifr.res.in, sushan@ncra.tifr.res.in, manjari.bagchi@gmail.com, mpsurnis@ncra.tifr.res.in, debades.bandyopadhyay@saha.ac.in, dipankar@iucaa.in, desh@rri.res.in, biprateep.d@niser.ac.in, gajjar@ncra.tifr.res.in, ksanjay@gmrt.ncra.tifr.res.in, maan@astron.nl, akr@tifr.res.in, boris.kalita@ncra.tifr.res.in, sajadtarigami@gmail.com, satyam.mishra@niser.ac.in, gauravwaratkar24@gmail.com 5. Project Name : Survey for Pulsars and Fast Transients with the upgraded GMRT : Confirming and Localizing 6 new candidates 6. Project Code : 37_093 7. Operator(s) : Pramod, Rupsing 8. Command File : /odisk/gtac/cmd/biplab/37_093/261019/37_093_261019.cmd 9. LTA File : /gsbifrdata/26oct/37_093_26oct2019_gsb.lta, /gwbifrdata1/26oct/37_093_26oct2019_gwb.lta 10. LogFlag File : /odisk/online1/logflags/37_093.FLAGS ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 591 MHz ,RF2 : 591 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 540 MHz, ILO2 : 540MHz , 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) : 591 591 540 540 51 51 30. Integration Time : 2.0132 Sec 31. No of Antennas Working(Fringing) at the beginning :28 32. Name of Non-Working Antennas (with reason for each) : C04 : Taken for mechanical work. E03 : Bad band shape 33. Note for Backup : 34. Start and End Time of Obs.(IST): 26 Oct 2019 16:00:00 - 26 Oct 2019 19:10:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :28 37. RFI Status : 38. Comments (During Observations) : # GWB GAC configuration is as follows : # BEAM-1:130 :: C00 C01 C02 C03 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E04 E05 E06 S01 S02 S03 S04 S06 W01 W02 W03 W04 W05 W06 To tal=28 # BEAM-1:175 :: C00 C01 C02 C03 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E04 E05 E06 S01 S02 S03 S04 S06 W01 W02 W03 W04 W05 W06 To tal=28 # BEAM-2:130 :: 0 # BEAM-2:175 :: 0 # BEAM-3:130 :: C01 C02 C05 C06 C08 C09 Total=6 # BEAM-3:175 :: C01 C02 C05 C06 C08 C09 Total=6 # BEAM-4:130 :: 0 # BEAM-4:175 :: 0 15:40 : Started set up. 15:55 : Power equalized and phasing done on 3C286. 16:00 : Started command file. '/odisk/gtac/cmd/biplab/37_093/261019/37_093_261019.cmd' 18:43 : stopped command file duo to Electrical power glitch. Because of Electrical power glitch following reconfigure GAC as follows. GWB GAC configuration is as follows : # BEAM-1:130 :: C02 C05 C06 C08 C09 C14 E04 E05 E06 S01 S02 S03 S04 S06 W01 W02 W03 W04 W05 W06 Total=20 # BEAM-1:175 :: C02 C05 C06 C08 C09 C14 E04 E05 E06 S01 S02 S03 S04 S06 W01 W02 W03 W04 W05 W06 Total=20 # BEAM-2:130 :: Total=0 # BEAM-2:175 :: Total=0 # BEAM-3:130 :: C02 C05 C06 C08 C09 Total=5 # BEAM-3:175 :: C02 C05 C06 C08 C09 Total=5 # BEAM-4:130 :: Total=0 # BEAM-4:175 :: Total=0 18:51 : Restarted command file. 19:00 : Stopped command file and observation session is over.