GTAC Observation Log 1. Date : 18/11/2017 2. Observation Sr. No. : 9875 3. Observer : Dipanjan Mitra, Rahul Basu, George Melikidze, Anna Maria Skrzypczak 4. Observer's Email : dmitra@ncra.tifr.res.in, rahulbasu.astro@gmail.com, G.Melikidze@ia.uz.zgora.pl, hera_ania@o2.pl 5. Project Name : Expanded Metrewavelength Single-pulse Polarimetric Emission Survey 6. Project Code : 33_057 7. Operator(s) : Deepak, Navnath 8. Command File : /odisk/gtac/cmd 9. LTA File : /gsbifrdata1/18nov/33_057_18nov2017.lta 10. LogFlag File : /odisk/online1/logflags/33_057.FLAGS.2 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+24 dB, 32 MHz,OFF, IF-CH2 : 4+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 : 256 26. Channel Numbers : 0:255:1 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 :27 32. Name of Non-Working Antennas (with reason for each) : C00 : : Servo problem E04 : : Structural Repair Work. W05 : painting Work : 33. Note for Backup : 34. Start and End Time of Obs.(IST): 18 Nov 2017 13:00:00 - 18 Nov 2017 16:00:00 35. ONLINE Machine : Lenyadri 36. No of Antennas Working(Fringing) at the end :27 37. Comments (During Observations) : 12:10 : Started setup. 12:20 : Started power eq on 3C286 at 300 counts. # GSB GAC configuration is as follows : # BEAM-1:130 :: C00 C01 C02 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 S01 S02 W01 W02 Total=20 # BEAM-1:175 :: C00 C01 C02 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 S01 S02 W01 W02 Total=20 # BEAM-2:130 :: C00 C01 C02 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 S01 S02 W01 W02 Total=20 # BEAM-2:175 :: C00 C01 C02 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 S01 S02 W01 W02 Total=20 12:36:09 : Started scan on 1625-311 for ~ 1.40928 min. 12:37:38 : Started scan on 1625-311 for ~ 0.100663 min. 12:40:57 : Started scan on B1601-52 for ~ 30.0983 min. 13:11:22 : Started scan on B1601-52 for ~ 26.0047 min. 13:40:23 : Started scan on 1605-175 for ~ 1.97971 min. 13:42:32 : Started scan on 1605-175 for ~ 1.81194 min. 13:44:29 : Started scan on 1605-175 for ~ 0.603979 min. 13:46:32 : Started scan on B1540-06 for ~ 32.3464 min. 14:26:34 : Started scan on 1924+334 for ~ 1.24151 min. 14:27:58 : Started scan on 1924+334 for ~ 2.31525 min. 14:31:05 : Started scan on B1952+29 for ~ 15.737 min. 14:47:46 : Started scan on B2016+28 for ~ 21.2399 min. 15:12:18 : Started scan on 1956-076 for ~ 1.71127 min. 15:14:08 : Started scan on 1956-076 for ~ 0.771751 min. 15:15:29 : Started scan on B2003-08 for ~ 46.8755 min. 16:00:00 : Stopped scan and observing session over.