Observers E. Momjian & B. Catinella After Jeff inplemented teh "Drift & Chase " mode in CIMA, we started testiing it: At the beginning, we put the coordinates of the source, choose "Drift Chase Map" in CIMA, put the seconds and the # of loops. As a test we put 83 sec, and 3 loops, 1400 MHz frequency, 1 sec dumps, CIMA's log reads 09/28/04 10:57:36 Starting Drift Chase Observation 09/28/04 10:57:36 Starting Loop 1 09/28/04 10:57:37 ra 10.8062331471 dec 14.1576519925 lst 7.013607 09/28/04 10:57:37 paralactic angle -77.3449884554 alfa -77.3449884554 09/28/04 10:57:40 ALFA rotator in-position -77.3449884554 09/28/04 10:57:47 starting wapp_spectra 83 1 09/28/04 10:57:47 Starting WAPP scan: 427225067 09/28/04 10:57:48 WAPP(1) start sec 25069.000000 09/28/04 10:57:48 WAPP(4) start sec 25069.000000 09/28/04 10:57:48 WAPP(3) start sec 25069.000000 09/28/04 10:57:48 WAPP(2) start sec 25069.000000 09/28/04 10:59:12 WAPP(1) DONE with spectral line observation 09/28/04 10:59:12 WAPP(4) DONE with spectral line observation 09/28/04 10:59:12 WAPP(3) DONE with spectral line observation 09/28/04 10:59:12 WAPP(2) DONE with spectral line observation 09/28/04 10:59:12 Starting Loop 2 09/28/04 10:59:13 ra 10.8062331503 dec 14.1576519588 lst 7.040068 09/28/04 10:59:13 paralactic angle -77.3817485750 alfa -77.3817485750 09/28/04 10:59:16 ALFA rotator in-position -77.3817485750 09/28/04 10:59:36 starting wapp_spectra 83 1 09/28/04 10:59:37 Starting WAPP scan: 427225176 09/28/04 10:59:37 WAPP(1) start sec 25178.000000 09/28/04 10:59:37 WAPP(4) start sec 25178.000000 09/28/04 10:59:37 WAPP(3) start sec 25178.000000 09/28/04 10:59:37 WAPP(2) start sec 25178.000000 09/28/04 11:01:01 WAPP(1) DONE with spectral line observation 09/28/04 11:01:01 WAPP(3) DONE with spectral line observation 09/28/04 11:01:01 WAPP(2) DONE with spectral line observation 09/28/04 11:01:01 WAPP(4) DONE with spectral line observation 09/28/04 11:01:01 Starting Loop 3 09/28/04 11:01:01 ra 10.8062331539 dec 14.1576519201 lst 7.070429 09/28/04 11:01:02 paralactic angle -77.4231061883 alfa -77.4231061883 09/28/04 11:01:05 ALFA rotator in-position -77.4231061883 09/28/04 11:01:27 starting wapp_spectra 83 1 09/28/04 11:01:27 Starting WAPP scan: 427225287 09/28/04 11:01:28 WAPP(1) start sec 25289.000000 09/28/04 11:01:28 WAPP(4) start sec 25289.000000 09/28/04 11:01:28 WAPP(3) start sec 25289.000000 09/28/04 11:01:28 WAPP(2) start sec 25289.000000 setup frequency, use cz(hel), dumps of 0.1 sec 78 sec loops, 3 loops, in ALFA IFLO control, put 1420.405752 MHz. 09/28/04 11:07:54 Starting Drift Chase Observation 09/28/04 11:07:54 Starting Loop 1 09/28/04 11:07:54 ra 10.8062331674 dec 14.1576517742 lst 7.185465 09/28/04 11:07:54 paralactic angle -77.5716769908 alfa -77.5716769908 09/28/04 11:07:58 ALFA rotator in-position -77.5716769908 09/28/04 11:08:09 starting wapp_spectra 78 0.1 09/28/04 11:08:10 Starting WAPP scan: 427225689 09/28/04 11:08:10 WAPP(1) start sec 25691.000000 09/28/04 11:08:10 WAPP(4) start sec 25691.000000 09/28/04 11:08:10 WAPP(3) start sec 25691.000000 09/28/04 11:08:10 WAPP(2) start sec 25691.000000 09/28/04 11:09:29 WAPP(1) DONE with spectral line observation 09/28/04 11:09:29 WAPP(4) DONE with spectral line observation 09/28/04 11:09:29 WAPP(3) DONE with spectral line observation 09/28/04 11:09:30 WAPP(2) DONE with spectral line observation 09/28/04 11:09:30 Starting Loop 2 09/28/04 11:09:30 ra 10.8062331706 dec 14.1576517401 lst 7.212205 09/28/04 11:09:30 paralactic angle -77.6043259168 alfa -77.6043259168 09/28/04 11:09:33 ALFA rotator in-position -77.6043259168 09/28/04 11:09:33 ALFA rotator in-position -77.6043259168 09/28/04 11:09:56 starting wapp_spectra 78 0.1 09/28/04 11:09:56 Starting WAPP scan: 427225795 09/28/04 11:09:57 WAPP(1) start sec 25797.000000 09/28/04 11:09:57 WAPP(4) start sec 25797.000000 09/28/04 11:09:57 WAPP(3) start sec 25797.000000 09/28/04 11:09:57 WAPP(2) start sec 25797.000000 09/28/04 11:11:16 WAPP(1) DONE with spectral line observation 09/28/04 11:11:16 WAPP(4) DONE with spectral line observation 09/28/04 11:11:16 WAPP(3) DONE with spectral line observation 09/28/04 11:11:16 WAPP(2) DONE with spectral line observation 09/28/04 11:11:16 Starting Loop 3 09/28/04 11:11:16 ra 10.8062331741 dec 14.1576517024 lst 7.241730 09/28/04 11:11:16 paralactic angle -77.6395283211 alfa -77.6395283211 09/28/04 11:11:19 ALFA rotator in-position -77.6395283211 09/28/04 11:11:42 starting wapp_spectra 78 0.1 09/28/04 11:11:42 Starting WAPP scan: 427225901 09/28/04 11:11:42 WAPP(1) start sec 25903.000000 09/28/04 11:11:42 WAPP(4) start sec 25903.000000 09/28/04 11:11:43 WAPP(3) start sec 25903.000000 09/28/04 11:11:43 WAPP(2) start sec 25903.000000 09/28/04 11:13:01 WAPP(1) DONE with spectral line observation 09/28/04 11:13:01 WAPP(4) DONE with spectral line observation 09/28/04 11:13:02 WAPP(3) DONE with spectral line observation 09/28/04 11:13:02 WAPP(2) DONE with spectral line observation 09/28/04 11:13:02 DONE with Drift Chase Map 09/28/04 11:17:43 New FITS file: wapp.20040928.a1956.0001.fits The FITS files are in /share/pserverf.sda3/wappdata/ The first FITS file (0000.fits) has 1 sec and 0.1 sec dumps. After 3 loops the size of the 2nd FITS file (0001.fits) is: ~0.7 Gbytes 09/28/04 11:18:19 Starting Drift Chase Observation 09/28/04 11:18:19 Starting Loop 1 09/28/04 11:18:19 ra 10.8062331881 dec 14.1576515516 lst 7.359830 09/28/04 11:18:19 paralactic angle -77.7712055301 alfa -77.7712055301 09/28/04 11:18:23 ALFA rotator in-position -77.7712055301 09/28/04 11:18:31 starting wapp_spectra 78 0.1 09/28/04 11:18:31 Starting WAPP scan: 427226310 09/28/04 11:18:32 WAPP(1) start sec 26313.000000 09/28/04 11:18:32 WAPP(4) start sec 26313.000000 09/28/04 11:18:32 WAPP(3) start sec 26313.000000 09/28/04 11:18:32 WAPP(2) start sec 26313.000000 09/28/04 11:19:51 WAPP(1) DONE with spectral line observation 09/28/04 11:19:51 WAPP(4) DONE with spectral line observation 09/28/04 11:19:52 WAPP(3) DONE with spectral line observation 09/28/04 11:19:52 WAPP(2) DONE with spectral line observation 09/28/04 11:19:52 Starting Loop 2 09/28/04 11:19:52 ra 10.8062331912 dec 14.1576515188 lst 7.385456 09/28/04 11:19:52 paralactic angle -77.7977931426 alfa -77.7977931426 09/28/04 11:19:55 ALFA rotator in-position -77.7977931426 09/28/04 11:20:14 starting wapp_spectra 78 0.1 09/28/04 11:20:14 Starting WAPP scan: 427226413 09/28/04 11:20:14 WAPP(1) start sec 26415.000000 09/28/04 11:20:14 WAPP(4) start sec 26415.000000 09/28/04 11:20:15 WAPP(3) start sec 26415.000000 09/28/04 11:20:15 WAPP(2) start sec 26415.000000 09/28/04 11:21:33 WAPP(1) DONE with spectral line observation 09/28/04 11:21:33 WAPP(4) DONE with spectral line observation 09/28/04 11:21:33 WAPP(3) DONE with spectral line observation 09/28/04 11:21:34 WAPP(2) DONE with spectral line observation 09/28/04 11:21:34 Starting Loop 3 09/28/04 11:21:34 ra 10.8062331945 dec 14.1576514825 lst 7.413867 09/28/04 11:21:34 paralactic angle -77.8264184481 alfa -77.8264184481 09/28/04 11:21:37 ALFA rotator in-position -77.8264184481 09/28/04 11:21:56 starting wapp_spectra 78 0.1 09/28/04 11:21:56 Starting WAPP scan: 427226515 09/28/04 11:21:56 WAPP(1) start sec 26517.000000 09/28/04 11:21:57 WAPP(4) start sec 26517.000000 09/28/04 11:21:57 WAPP(3) start sec 26517.000000 09/28/04 11:21:57 WAPP(2) start sec 26517.000000 09/28/04 11:23:15 WAPP(1) DONE with spectral line observation 09/28/04 11:23:15 WAPP(4) DONE with spectral line observation 09/28/04 11:23:16 WAPP(3) DONE with spectral line observation 09/28/04 11:23:16 WAPP(2) DONE with spectral line observation 09/28/04 11:23:16 DONE with Drift Chase Map Do another cycle of 78 sec scans, use 6 loops. FITS file is 0002.fits. Agian using 0.1 sec dumps. The file is now larger than 1 Gbytes, but keeps writing. It went and created a new fits file (0003.fits) after it reached 1154 Mbytes. 09/28/04 11:27:27 Starting Drift Chase Observation 09/28/04 11:27:27 Starting Loop 1 09/28/04 11:27:27 ra 10.8062332063 dec 14.1576513564 lst 7.512469 09/28/04 11:27:27 paralactic angle -77.9186186693 alfa -77.9186186693 09/28/04 11:27:31 ALFA rotator in-position -77.9186186693 09/28/04 11:27:39 starting wapp_spectra 78 0.1 09/28/04 11:18:31 Starting WAPP scan: 427226310 09/28/04 11:29:00 Starting Loop 2 09/28/04 11:29:00 ra 10.8062332093 dec 14.1576513236 lst 7.538095 09/28/04 11:29:00 paralactic angle -77.9407110963 alfa -77.9407110963 09/28/04 11:29:03 ALFA rotator in-position -77.9407110963 09/28/04 11:29:21 starting wapp_spectra 78 0.1 09/28/04 11:20:14 Starting WAPP scan: 427226413 09/28/04 11:30:41 Starting Loop 3 09/28/04 11:30:41 ra 10.8062332127 dec 14.1576512876 lst 7.566227 09/28/04 11:30:41 paralactic angle -77.9640486521 alfa -77.9640486521 09/28/04 11:30:45 ALFA rotator in-position -77.9640486521 09/28/04 11:31:01 starting wapp_spectra 78 0.1 09/28/04 11:31:02 Starting WAPP scan: 427227061 09/28/04 11:32:22 Starting Loop 4 09/28/04 11:32:22 ra 10.8062332160 dec 14.1576512516 lst 7.594359 09/28/04 11:32:22 paralactic angle -77.9864119681 alfa -77.9864119681 09/28/04 11:32:26 ALFA rotator in-position -77.9864119681 09/28/04 11:32:43 starting wapp_spectra 78 0.1 09/28/04 11:32:43 Starting WAPP scan: 427227162 09/28/04 11:34:03 Starting Loop 5 09/28/04 11:34:03 ra 10.8062332194 dec 14.1576512156 lst 7.622492 09/28/04 11:34:03 paralactic angle -78.0077843507 alfa -78.0077843507 09/28/04 11:34:06 ALFA rotator in-position -78.0077843507 09/28/04 11:34:23 starting wapp_spectra 78 0.1 09/28/04 11:34:23 Starting WAPP scan: 427227262 09/28/04 11:35:43 Starting Loop 6 09/28/04 11:35:43 ra 10.8062332227 dec 14.1576511799 lst 7.650346 09/28/04 11:35:43 paralactic angle -78.0279499014 alfa -78.0279499014 09/28/04 11:35:46 ALFA rotator in-position -78.0279499014 09/28/04 11:36:03 starting wapp_spectra 78 0.1 09/28/04 11:36:03 Starting WAPP scan: 427227362 Ignore FITS (0004.fits) Make a new FITS file (0005.fits), and observe with five loops, each 78 sec, dump time 1 sec. Change the RA of the source by -39 sec. 09/28/04 11:48:58 Starting Loop 1 09/28/04 11:48:58 ra 10.6437569727 dec 14.1580487004 lst 7.871784 09/28/04 11:48:58 paralactic angle -78.1942055424 alfa -78.1942055424 09/28/04 11:48:59 ALFA rotator in-position -78.1942055424 09/28/04 11:49:06 starting wapp_spectra 78 1 09/28/04 11:49:07 Starting WAPP scan: 427228146 09/28/04 11:50:26 Starting Loop 2 09/28/04 11:50:27 ra 10.6437569758 dec 14.1580486691 lst 7.896295 09/28/04 11:50:27 paralactic angle -78.1968500210 alfa -78.1968500210 09/28/04 11:50:28 ALFA rotator in-position -78.1968500210 09/28/04 11:50:30 starting wapp_spectra 78 1 09/28/04 11:50:30 Starting WAPP scan: 427228229 09/28/04 11:50:31 WAPP(1) start sec 28231.000000 09/28/04 11:50:31 WAPP(4) start sec 28231.000000 09/28/04 11:50:31 WAPP(3) start sec 28231.000000 09/28/04 11:50:31 WAPP(2) start sec 28231.000000 09/28/04 11:50:32 WAPP(1) WARN observing when not on source 09/28/04 11:50:32 WAPP(4) WARN observing when not on source 09/28/04 11:50:32 WAPP(3) WARN observing when not on source 09/28/04 11:50:32 WAPP(2) WARN observing when not on source 09/28/04 11:50:45 WAPP(1) Observing now on source 09/28/04 11:50:45 WAPP(4) Observing now on source 09/28/04 11:50:45 WAPP(3) Observing now on source 09/28/04 11:50:45 WAPP(2) Observing now on source 09/28/04 11:51:49 Starting Loop 3 09/28/04 11:51:49 ra 10.6437569789 dec 14.1580486395 lst 7.919414 09/28/04 11:51:50 paralactic angle -78.1983615622 alfa -78.1983615622 09/28/04 11:51:53 ALFA rotator in-position -78.1983615622 09/28/04 11:52:07 starting wapp_spectra 78 1 09/28/04 11:52:07 Starting WAPP scan: 427228326 09/28/04 11:53:26 Starting Loop 4 09/28/04 11:53:27 ra 10.6437569824 dec 14.1580486046 lst 7.946710 09/28/04 11:53:27 paralactic angle -78.1988901409 alfa -78.1988901409 09/28/04 11:53:30 ALFA rotator in-position -78.1988901409 09/28/04 11:53:45 starting wapp_spectra 78 1 09/28/04 11:53:46 Starting WAPP scan: 427228425 09/28/04 11:55:05 Starting Loop 5 09/28/04 11:55:05 ra 10.6437569860 dec 14.1580485696 lst 7.974007 09/28/04 11:55:05 paralactic angle -78.1980259368 alfa -78.1980259368 09/28/04 11:55:09 ALFA rotator in-position -78.1980259368 09/28/04 11:55:24 starting wapp_spectra 78 1 09/28/04 11:55:24 Starting WAPP scan: 427228524