! Template ANTAB file for VSOP at 4.96GHz !******************************************* !***************Gain Curves***************** !******************************************* CONTROL INDEX 'L1|L2' / !******************************************* ! Hobart 26m telescope at 6cm ! nominal SEFD value for 5GHz = 1200 Jy ! DPFU = Tsys/SEFD = Tsys/1200 ! Approximate value for DPFU should be about 0.1 ! However, previous experiments have had DIFMAP ! gain corrections for Ho of about 0.5 ! ==> (Actual SEFD) = (Expected SEFD)/4 ! (since gain is proportional to (SEFD)**0.5) ! ==> (Actual DPFU) = (Expected DPFU)*4 ! = 0.1 * 4 = 0.4 GAIN HOBART ALTAZ DPFU = 0.4, 0.4 POLY = 1.000 / !******************************************* !******************************************* ! Mopra 22m nominal value at 5GHz ! SEFD = 450 Jy (a nominal value) ! DPFU = Tsys/SEFD = 45/450 = 0.1 ! This value is also consistent with the value used ! by S. Tingay at: ! ftp://sgra.jpl.nasa.gov/pub/users/tingay/mopratsys GAIN MOP ALTAZ DPFU = 0.1, 0.1 POLY = 1.000 / !******************************************* !******************************************* ! MK gains extracted from the vlba_gains.key file MK GAIN ALTAZ DPFU = 0.142, 0.134 POLY= 1.000 / !******************************************* !******************************************* ! Halca: ! C-band data from Oct 21 - Nov 4 (Cyg-A): ! peak gain = 0.0062 K/Jy ! uncorrected pointing error <= ~2' ! measured beam FWHM = ~30' (assumed circ. Gauss.) ! pointing loss gain factor > 0.98 GAIN VSOP_SC DPFU=(0.0062) FREQ=4700,5000 ALTAZ POLY=1.0 / ! C-band data from July 18 (Cas-A; 2 pointing scans): ! peak gain = 0.0064 K/Jy ! uncorrected pointing error = ~6' ! measured beam FWHM = ~31.3' (assumed circ. Gauss.) ! pointing loss gain factor = 0.90 !GAIN VSOP_SC DPFU=(0.0064*0.90) FREQ=4700,5000 ALTAZ POLY=1.0 / !******************************************* !******************************************* !******************Tsys Values************** !******************************************* !******************************************* ! Mopra 22m nominal value at 5GHz = 34K ! About the average tsys obtained for Mopra ! from experiment VS05s (20/05/98) ! This is only a typical value. Actual Tsys ! values can be obtained from: ! ftp://sgra.jpl.nasa.gov/pub/users/tingay/mopratsys ! (980307) ! Note, no Tsys values were available from the FTP site ! for this experiment, so used nominal values. ! A Tsys value of 34 is not consistent with the DPFU ! value of 0.1 used above (assuming SEFD=450), however, ! tsys~34, and DPFU=0.1 was used for VS05s. TSYS MOP TIMEOFF=0.0 FT=1.0 INDEX='L1','L2' / 362 19:00.00 34.0 34.0 362 20:00.00 34.0 34.0 362 21:00:00 34.0 34.0 / !******************************************* ! ----- Tsys information for MK ----- ! This section can be read by ANCAL in AIPS. ! System temperatures are given in channel order left to right. ! A system temperature of 999.9 indicates a bad data point. ! Times are in UT. Antenna elevation in degrees follows system temperatures. ! Negative sky frequency indicates net lower sideband; positive indicates upper.! Scan headings are Station id, Project, Source/Qualifier, and scan time range. ! Basically speaking, scan changes inside loops are ignored. ! "Channel" header: Chan FE IF Pol BBC SB BBCFreq BW CentFreq Tcal TSYS timeoff = 0.0 MK FT = 1.0 INDEX='L1','L2' / ! ! MK V110A1VL 1144-379/0 362-13:00:00/362-13:21:59 ! 1 6cm C LCP 1 U 830.00MHz 16M 4938.00MHz 1.08 ! 2 6cm C LCP 2 U 846.00MHz 16M 4954.00MHz 1.12 ! MK V110A1VL 1144-379/0 362-18:16:45/362-18:38:44 362 18:17.800 46.3 48.1 ! 21.2 362 18:19.750 46.4 48.5 ! 20.9 362 18:21.750 46.5 48.6 ! 20.7 362 18:23.750 46.5 48.6 ! 20.4 362 18:25.750 46.5 49.0 ! 20.1 362 18:27.750 46.8 49.3 ! 19.9 362 18:29.750 47.1 49.1 ! 19.6 362 18:31.750 47.0 49.5 ! 19.3 362 18:33.750 47.3 49.6 ! 19.1 362 18:35.750 47.7 49.8 ! 18.8 362 18:37.750 48.0 49.9 ! 18.5 ! ! MK V110A1VL 1144-379/999 362-18:38:45/362-18:38:59 362 18:38.917 47.9 50.6 ! 18.4 ! ! MK V110A1VL 1144-379/0 362-18:39:00/362-19:00:59 362 18:40.033 47.8 50.2 ! 18.2 362 18:42.000 48.4 50.6 ! 17.9 362 18:44.000 48.5 50.6 ! 17.7 362 18:46.000 48.5 51.2 ! 17.4 362 18:48.000 49.0 51.1 ! 17.1 362 18:50.000 49.3 51.5 ! 16.8 362 18:52.000 49.2 51.7 ! 16.5 362 18:54.000 49.6 52.1 ! 16.2 362 18:56.000 49.9 52.3 ! 15.9 362 18:58.000 50.2 52.2 ! 15.7 362 19:00.000 50.4 52.7 ! 15.4 ! ! MK V110A1VL 1144-379/999 362-19:01:00/362-19:01:15 362 19:01.150 50.4 52.6 ! 15.2 ! ! MK V110A1VL 1144-379/0 362-19:01:15/362-19:23:14 362 19:02.300 50.6 52.8 ! 15.0 362 19:04.250 50.7 53.4 ! 14.7 362 19:06.250 51.2 53.5 ! 14.4 362 19:08.250 51.4 54.0 ! 14.1 362 19:10.250 51.5 53.9 ! 13.8 362 19:12.250 51.7 54.3 ! 13.5 362 19:14.250 52.2 54.6 ! 13.2 362 19:16.250 52.5 55.4 ! 12.9 362 19:18.250 52.9 55.6 ! 12.6 362 19:20.250 53.2 55.7 ! 12.3 362 19:22.250 53.9 55.9 ! 12.0 ! ! MK V110A1VL 1144-379/999 362-19:23:15/362-19:23:29 362 19:23.417 52.9 56.7 ! 11.8 ! ! MK V110A1VL 1144-379/0 362-19:23:30/362-19:45:29 362 19:24.533 53.7 56.3 ! 11.6 362 19:26.500 54.4 57.0 ! 11.3 362 19:28.500 54.4 57.0 ! 11.0 362 19:30.500 54.9 57.7 ! 10.7 362 19:32.500 55.0 58.0 ! 10.4 362 19:34.500 55.6 58.3 ! 10.0 362 19:36.500 56.0 58.4 ! 9.7 362 19:38.500 56.3 58.9 ! 9.4 362 19:40.500 56.7 59.4 ! 9.1 362 19:42.500 57.2 60.0 ! 8.7 362 19:44.500 58.0 60.9 ! 8.4 ! ! MK V110A1VL 1144-379/999 362-19:45:30/362-19:45:44 362 19:45.667 58.3 61.5 ! 8.2 ! ! MK V110A1VL 1144-379/0 362-19:45:45/362-20:07:44 362 19:46.800 58.2 61.2 ! 8.0 362 19:48.750 59.2 61.9 ! 7.7 362 19:50.750 59.5 62.4 ! 7.4 362 19:52.750 59.9 63.0 ! 7.0 362 19:54.750 60.9 63.6 ! 6.7 362 19:56.750 61.4 64.2 ! 6.4 362 19:58.750 62.0 65.2 ! 6.0 362 20:00.750 62.9 65.7 ! 5.7 362 20:02.750 64.0 67.1 ! 5.4 362 20:04.750 65.6 68.7 ! 5.0 / !******************************************* TSYS VSOP_SC TIMEOFF=0.0 FT=1.0 INDEX='L1','L2' / 362 19:00.00 92.0 96.0 362 20:00.00 92.0 96.0 362 21:00:00 92.0 96.0 / !******************************************* !******************************************* TSYS HOBART FT = 1.00 INDEX = 'L1','L2' / 362 18:26.42 344.1 323.0 362 18:36.42 322.5 307.9 362 18:46.42 332.0 331.8 362 18:56.42 325.1 315.3 362 19:0.05 310.3 329.9 362 19:6.42 326.6 339.6 362 19:16.42 337.8 327.1 362 19:23.82 342.9 306.5 362 19:24.70 319.0 316.1 362 19:26.42 344.8 325.5 362 19:33.82 302.3 319.9 362 19:36.42 342.0 302.8 362 19:43.82 345.6 322.1 362 19:46.42 318.6 362.5 362 19:53.82 399.0 365.7 362 19:56.42 316.0 288.4 362 20:0.08 326.5 339.5 362 20:0.28 326.8 326.0 362 20:3.82 343.9 321.4 362 20:6.42 355.8 312.6 362 20:13.82 281.9 309.0 362 20:16.42 365.0 338.7 362 20:23.82 346.1 331.8 362 20:26.42 324.1 297.7 362 20:33.82 342.8 321.0 362 20:36.42 323.4 324.5 362 20:43.82 343.2 339.9 362 20:46.42 327.9 302.9 362 20:53.82 326.4 321.4 362 20:56.42 351.2 334.4 362 21:0.05 357.3 317.2 362 21:0.25 328.7 341.8 362 21:3.82 321.6 331.7 362 21:6.42 321.4 340.1 362 21:13.82 314.1 335.4 362 21:16.42 320.0 324.2 362 21:23.82 346.0 342.8 362 21:26.42 326.3 351.2 362 21:33.82 323.5 304.1 362 21:36.42 327.2 327.8 362 21:40.05 362.4 317.3 362 21:40.27 335.5 328.8 362 21:43.82 346.6 318.1 362 21:46.42 310.8 323.4 362 21:53.82 354.4 331.1 362 21:56.42 327.8 320.9 362 22:0.05 388.2 317.8 362 22:0.27 332.0 325.6 362 22:3.82 332.9 327.7 362 22:6.42 354.8 361.2 362 22:13.82 367.4 335.8 362 22:16.42 364.6 335.1 362 22:23.82 344.2 325.5 362 22:26.42 335.9 354.6 362 22:33.82 354.4 338.7 362 22:36.42 365.4 335.0 / !*******************************************