! ================================================================ ! Preferred Dynamic Contraints. Alter [defaults] as desired. ! ================================================================ ! Equipment constraints: ! Stations. Below each station code, the "o" indicates an ! [optional] station that is to be used if it is available. ! Change "o" to "r" if the station is required or change ! "o" to "n" if the station is not to be used. ! SC HN NL FD LA PT KP OV BR MK ! o o o o o o o o o o ! Minimum number of stations [9 (6 for 3mm)]: 8 ! May we swap PT for a single VLA antenna? [yes] NO ! This is a fast phase referencing observation, with a cycle time of ! about 1 minute ! ! Consult http://www.aoc.nrao.edu/~gtaylor/y1gotcha.html ! to decide. If you adopt the default, then both PT and ! VLA1 must be in the stations list in the keyin file. ! Bands and polarizations. Below each band code, insert "R" ! if the righthand polarization is to be used, "L" if the ! lefthand polarization is to be used, "d" if dual ! polarizations are to be used, or "o" if the band is in ! your setups but scheduling should not be constrained by ! its availability. ! 90cm 50cm 20cm 13cm 6cm 4cm 2cm 1cm 7mm 3mm ! d ! Weather constraints: none ! [appropriate for bands marked "L", "R", or "d" above ! and for at least the minimum number of stations] ! Date constraints: ! Preferred date(s), usually a series start [none]: ! Please, start with the first observation epoch ! as soon as possible, since our aim is to observe ! the water masers in their active phase, evidenced ! out by previous VLA observations. ! ! Excluded dates plus reason [none]: ! Preferred interval between segments in days [none]: ! This observation consist of four (4) different epochs, ! with a costant time separation between consecutive epochs ! of 20 days. ! ! Special conditions (e.g., a series with different ! spacings in time) [none]: ! ================================================================ ! ========================================================= ! ! SCHED command file for VLBA Experiment BM239 ! ! ========================================================= ! ! Cover information: EXPT = 'H2O maser proper motions in Serpens SMM1' EXPCODE = 'BM239D' VERSION = 1 PINAME = 'Luca Moscadelli' ADDRESS1 = 'Osservatorio Astrofisico di Arcetri' ADDRESS2 = 'Largo E. Fermi, n. 5,' ADDRESS3 = 'I-50125, Firenze' ADDRESS4 = 'Italy' PHONE = '+39 055 2752220' FAX = '+39 055 220039' EMAIL = 'mosca@arcetri.astro.it (internet)' OBSMODE = '1.3cm VLBA setup' OBSTYPE = 'VLBA' CORREL = 'Socorro' note1 = 'This observation consists of four (4) different epochs, spaced' note2 = 'by 20 days. USE THIS "KEY_IN" FILE FOR EACH EPOCH.' note3 = 'This is a PHASE REF experiment, DO NOT INTERRUPT SCAN SEQUENCE' note4 = 'SPECTRAL LINE observations: Make sure *** PHASE CAL is OFF***' ! Correlator information CORREL = 'Socorro' ! CORAVG = 2 CORAVG = 1 CORCHAN = 1024 CORNANT = 10 CORPOL = 'off' CORWTFN = 'uniform' CORSRCS = 'SCHEDULE' CORTAPE = DAT CORNOTE1 = 'The target sources: SMM1 (maser) and J1824+0119 (phase-ref)' CORNOTE2 = 'The positions of the two target sources are to be taken' CORNOTE3 = 'from the "source" section of the keyin file' CORSHIP1 = 'Luca Moscadelli' CORSHIP2 = 'Osservatorio Astrofisico di Arcetri' CORSHIP3 = 'Largo E. Fermi, n. 5, 50125 Firenze, Italy' ! Additional tape commands ! ! tapeini / ! ! tplength = 17600,17600,17600,17600,17600,17600,17600,17600,17600,17600 ! ! tpsta = 'vlba_pt', 'vlba_la', 'vlba_kp', 'vlba_nl', 'vlba_fd', ! 'vlba_ov', 'vlba_br', 'vlba_hn', 'vlba_sc', 'vlba_mk', ! 'eb_vlba', 'jodrell2', 'onsala60', 'medicina', 'noto', ! 'metsahov', 'shanghai' / ! ! Automatic tape allocation autotape = 2 ! ! Allow SCHED to overwrite existing files overwrit ! Source catalogue included srccat / source='SMM1' ra=18:29:49.814 dec=+01:15:20.54 equinox='J2000' vel = +15.0 REMARKS='target source (maser)' / source='J1824+0119' RA=18:24:48.1434300 DEC= 01:19:34.202060 equinox='J2000' REMARKS='target source (phase-ref)' / SOURCE='J1751+0939','1749+096','1749+096','J1751+09' RA=17:51:32.8185720 DEC=09:39:00.728440 equinox='J2000' CALCODE='N' ! 3 Jy/beam at 24 GHz, > 3 Jy up to 7 x 10**8 Mlambda (very compact) REMARKS='ICRF - Ext.1 Source - 1998 IERS Annual Report' / SOURCE='J1642+3948','1641+399','3C345','3C345','J1642+39' RA=16:42:58.8099680 DEC= 39:48:36.993990 equinox='J2000' CALCODE='N' REMARKS='ICRF - Ext.1 Source - 1998 IERS Annual Report' / SOURCE='J1800+3848','1758+388','J1800+38' RA=18:00:24.7653620 DEC= 38:48:30.697520 equinox='J2000' REMARKS='VLBA Calib Srcs - GSFC sols. - catalog 2004f_astro' / SOURCE='J2005+7752','2007+777','2007+777','J2005+77' RA=20:05:30.9985120 DEC= 77:52:43.247590 equinox='J2000' CALCODE='N' REMARKS='ICRF - Ext.1 Source - 1998 IERS Annual Report' / endcat / srcfile = none ! Stations Catalog stafile = '$SCHED/catalogs/stations.dat' ! Spectral line rest frequency LINEINIT / lineset = 'H2O' restfreq=22235.07985 / ENDLINES / ! Observing set-up setinit = bm239.set / nchan = 2 bits = 2 bbfilter = 16.0 freqref = 22228.99 freqoff = -0.50, -0.50 netside = U, U pol = dual samprate = 32.0 pcal = 'off' format = vlba station = 'vlba_pt', 'vlba_la', 'vlba_kp', 'vlba_nl', 'vlba_fd', 'vlba_ov', 'vlba_br', 'vlba_hn', 'vlba_sc', 'vlba_mk' / ! I include the next line as indicated by sched; to have the default ! 16 tracks causes an error ! barrel=roll_8 / endset/ ! ! ! items to plot in the ".sum" files sumitem = el1, el2, dwell, slew ! Initial Scan information ! times are in LST for Pie Town ! 4 times 8.0 hrs dynamically scheduled centered at LST 18.5 LST = 'VLBA_PT' ! month = 10 day = 60861 year = 2005 ! start = 01:00:00 start = 14:30:00 ! ! automatic tape allocation autotape=2 ! LINENAME = 'H2O' DOPPLER SETUP = 'bm239.set' BW = 16.0, 16.0 ! ! ! START OF SCHEDULE PROPER station = 'vlba_pt', 'vlba_la', 'vlba_kp', 'vlba_nl', 'vlba_fd', 'vlba_ov', 'vlba_br', 'vlba_hn', 'vlba_sc', 'vlba_mk' source = 'J1751+0939' gap = 2:00 dwell = 04:00 DOPSRC 'SMM1' / source = 'J1824+0119' gap = 0 dwell = 00:40 DOPSRC 'SMM1' / group = 2 rep = 60 source = 'SMM1' gap = 0 dur = 00:30 DOPSRC 'SMM1' / source = 'J1824+0119' gap = 0 dur = 00:40 DOPSRC 'SMM1' / source = 'J1800+3848' gap = 2:00 dwell = 04:00 DOPSRC 'SMM1' / source = 'J1824+0119' gap = 0 dwell = 00:40 DOPSRC 'SMM1' / group = 2 rep = 60 source = 'SMM1' gap = 0 dur = 00:30 DOPSRC 'SMM1' / source = 'J1824+0119' gap = 0 dur = 00:40 DOPSRC 'SMM1' / source = 'J1751+0939' gap = 2:00 dwell = 04:00 DOPSRC 'SMM1' / source = 'J1824+0119' gap = 0 dwell = 00:40 DOPSRC 'SMM1' / group = 2 rep = 65 source = 'SMM1' gap = 0 dur = 00:30 DOPSRC 'SMM1' / source = 'J1824+0119' gap = 0 dur = 00:40 DOPSRC 'SMM1' / source = 'J1751+0939' gap = 0 dwell = 04:00 DOPSRC 'SMM1' / source = 'J1824+0119' gap = 0 dwell = 00:40 DOPSRC 'SMM1' / group = 2 rep = 65 source = 'SMM1' gap = 0 dur = 00:30 DOPSRC 'SMM1' / source = 'J1824+0119' gap = 0 dur = 00:40 DOPSRC 'SMM1' / source = 'J1751+0939' gap = 2:00 dwell = 04:00 DOPSRC 'SMM1' / source = 'J1824+0119' gap = 0 dwell = 00:40 DOPSRC 'SMM1' / group = 2 rep = 63 source = 'SMM1' gap = 0 dur = 00:30 DOPSRC 'SMM1' / source = 'J1824+0119' gap = 0 dur = 00:40 DOPSRC 'SMM1' / source = 'J2005+7752' gap = 2:00 dwell = 04:00 DOPSRC 'SMM1' / source = 'J1824+0119' gap = 0 dwell = 00:40 DOPSRC 'SMM1' / group = 2 rep = 60 source = 'SMM1' gap = 0 dur = 00:30 DOPSRC 'SMM1' / source = 'J1824+0119' gap = 0 dur = 00:40 DOPSRC 'SMM1' / source = 'J2005+7752' gap = 2:00 dwell = 04:00 DOPSRC 'SMM1' /