GTAC Observation Log 1. Date : 20/04/2008 2. Observation Sr. No. : 3683 3. Observer : Ishwar 4. Observer's Email : jmparedes@ub.edu,jmarti@ujaen.es 5. Project Name : MILAGRO 6. Project Code : 14JMP01 7. Operator(s) : Nilesh, 8. Command File : /odisk/gtac/cmd/ishwar/14jmp01.cmd 9. LTA File : /rawdata/20apr/14jmp01_mgroj1908.lta, /rawdata1/20apr/14jmp01_mgroj1908.ltb 10. LogFlag File : /odisk/online1/logflags/14JMP01.FLAGS ANTENNA SETTINGS : 11. RF Freq(MHz) & Solar Attn(dB)- RF1 : 610 MHz ,RF2 : 610 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz) : ILO1 : 540 MHz, ILO2 : 540 MHz, IVLO1 : 70 MHz, IVLO2 : 70 MHz 13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 20+4 dB, 32 MHz,OFF, IF-CH2 : 20+4 dB, 32 MHz,OFF 14. BB BW(KHz) & BB ALC : 16000 KHz, OFF CORRELATOR SETTINGS : 16. Channels : 0:127:1 17. Frequency Parameters (TPA) : 610 610 540 540 70 70 18. Integration Time : 128 LTA ~ 16.908 Sec. 19. No of Antennas Working(Fringing) :25 20. Name of Non-Working Antennas (with reason for each) : C04 - servo problem. C01 - Amplitude fluctuations. W01 - Applying brakes frequently. LSB- C00,c01,C02,C03 unstable fringe. 21. Note for Backup : -- 22. Start and End Time of Obs.(IST): 01:00 - 11:10 23. Comments (During Observations) : --------------------------------------------------- ******** ONLINE Machine : Bhaskar ********* ******** Corr Mode : Indian polar mode ********* --------------------------------------------------- 01:00 : Started obsrvation. 01:02 : Started scan on 3c286. 01:18 : Stopped scan. 01:30 : Started command file. --------------------------------------------------- 07:00 : W04 parked for painting. 09:00 : phase calibrator changed. 10:50 : Command file stopped. 10:55 : Started scan on 3C48 for 15mins. 11:10 : Observation stopped.