GTAC Observation Log 1. Date : 09/05/2008 2. Observation Sr. No. : 3719 3. Observer : Dr. Siakia 4. Observer's Email : djs@ncra.tifr.res.in 5. Project Name : J0808 6. Project Code : 14RSA01 7. Operator(s) : Jayprakash, Navanath, 8. Command File : /odisk/gtac/cmd/srianand/mg0804.cmd, /odisk/gtac/cmd/djs/mg1623.cmd 9. LTA File : /rawdata/9may/14rsa01_9may2008.lta, /rawdata1/9may/14rsa01_9may2008.ltb, /rawdata/9may/14rsa01_j1623.lta, /rawdata1/9may/14rsa01_j1623.ltb 10. LogFlag File : /btemp2/logflags/14RSA01.FLAGS ANTENNA SETTINGS : 11. RF Freq(MHz) & Solar Attn(dB)- RF1 : 589.656 MHz ,RF2 : 589.656 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz) : ILO1 : 520 MHz, ILO2 : 520 MHz, IVLO1 : 69.656 MHz, IVLO2 : 69.656 MHz 13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 6+0 dB, 6 MHz,ON, IF-CH2 : 6+0 dB, 6 MHz,ON 14. BB BW(KHz) & BB ALC : 1000 KHz, ON CORRELATOR SETTINGS : 16. Channels : 0:127:1 17. Frequency Parameters (TPA) : 589.656 589.656 520 520 69.656 69.656 18. Integration Time : 128 LTA ~ 16.908 Sec. 19. No of Antennas Working(Fringing) :26 20. Name of Non-Working Antennas (with reason for each) : W04 Parked forpainting. C05 - Unstable phase & amplitude/ No fringe. C13 - Unstable amplitude and phase. C04 -Painting 21. Note for Backup : -- 22. Start and End Time of Obs.(IST): 12:30 - 00:00 23. Comments (During Observations) : ------------------------------------------- ******** ONLINE Machine : Bhaskar ********* ******** Corr Mode : IndianPolar ********* -------------------------------------------- 12:30 : Started setting for project 14RSA01 12:48 : Started scan on 3c48 for 15min. 13:43 : Started command file. 16:50 : scan started on 3c147 for 15 min. 17:09 : restartd the command file. : C04 started working. 19:45 : W04 started working. 20:56 : scan started on 3c286. 21:23 : setup changed to lo1 = 540 MHz. lo4 = 67.6701 tpa 607.6701 607.6701 540 540 67.6701 67.6701 C05 and C13 fringe not stable. new record files started. 21:23 : scan started 3c286. 21:54 : command file started. 01:06 : Stopped command file and startd scan on 3C286 for 15 mins. 01:31 : Started command file. 06:09 : Stopped command file. 06:28 : Started scan on 3C48 for 15 mins.