GTAC Observation Log 1. Date : 02/05/2008 2. Observation Sr. No. : 3707 3. Observer : Sengupta 4. Observer's Email : sengupta@ncra.tifr.res.in 5. Project Name : int. galaxy 6. Project Code : 14CSG02 7. Operator(s) : Deepak, Jayprakash, Navanath, Sachin, Santaji, 8. Command File : /odisk/gtac/cmd/csg/arp34.cmd, /odisk/gtac/cmd/csg/arp86.cmd 9. LTA File : /rawdata/2may/14csg02_arp89.lta, /rawdata1/2may/14csg02_arp89.ltb, /rawdata/2may/14csg02_arp34.lta, /rawdata1/2may/14csg02_arp34.ltb, /rawdata/3may/14csg02_arp86.lta, /rawdata1/3may/14csg02_arp86.ltb 10. LogFlag File : /odisk/online1/logflags/14CSG02.FLAGS.6 ANTENNA SETTINGS : 11. RF Freq(MHz) & Solar Attn(dB)- RF1 : 1406.5926 MHz ,RF2 : 1406.5926 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz) : ILO1 : 1340 MHz, ILO2 : 1340 MHz, IVLO1 : 66.5926 MHz, IVLO2 : 66.5926 MHz 13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 6+0 dB, 32 MHz,ON, IF-CH2 : 6+0 dB, 32 MHz,ON 14. BB BW(KHz) & BB ALC : 8000 KHz, ON CORRELATOR SETTINGS : 16. Channels : 0:127:1 17. Frequency Parameters (TPA) : 1406.5926 1406.5926 1340 1340 66.5926 66.5926 18. Integration Time : 128 LTA ~ 16.908 Sec. 19. No of Antennas Working(Fringing) :27 20. Name of Non-Working Antennas (with reason for each) : E05 - USB:175 no fringe. W04 - Painting. C08 - servo problem E06 - no fringe. 21. Note for Backup : -- 22. Start and End Time of Obs.(IST): 14:30 - 00:00 23. Comments (During Observations) : ------------------------------------------- ******** ONLINE Machine : Aditya. ********* ******** Corr Mode : IndianPolar ********* -------------------------------------------- 14:34 : Started scan on 3C48. 15:00 : due to high wind, scan on 3C48 is extended. 16:15 : Started command file. 18:00 : E06 no fringe. 19:00 : W04 started working. 21:41 : Command file stopped. 21:47 : Started scan on 3C286 for 10mins. 22:00 : Settings changed. tpa 1393.9041 1393.9041 1325 1325 68.9041 68.9041 22:06 : Started scan on 3C286 for 10mins. 22:17 : Started command file arp34.cmd 00:58 : observered flux cal 3c286. : E06 is working. 01:12 : restarted the command file. 03:54 : scan # 19 is bad ( 14csg02_arp34.lta/b) 04:06 : observed flux cal 3c286. 04:16 : closed the record files. 04:20 : setup changed. tpa 1392.5708 1325 67.5708 : new record files started. 04:21 : scan started on 3c286. 04:42 : new command file started. 08:35 : Scan no. 13 is bad or junk. 08:35 : W04 parked for painting. 12:46 : Started scan on 3c48 for 5min. 13:00 : Observing session over.