! start file bd030.key ! 20feb96 - received version 2 & modified for aspen use ! 15 Feb 1996 ! start file BD30.key ! 28/29 Feb Dec Grant R. Denn BD 30 ! keyin file for polarimetry at 2 cm/ Imaps at 1cm. !! ! begin tape initialization stuff ! !***************************************************************************** !***************************************************************************** !** WARNING: The tapeini table that follows may not be correct for YOUR ** !** project. Check with the data analysts if you are unsure and make any ** !** necessary fixes. ** !** Thick tapes are about 9000 ft in length. ** !** Thin tapes are about 17600 ft in length. ** !***************************************************************************** !***************************************************************************** tapeini / obscode ='default' tpsta ='vlba_sc', 'vlba_hn', 'vlba_nl', 'vlba_fd', 'vlba_la', 'vlba_pt', 'vlba_kp', 'vlba_ov', 'vlba_br', 'vlba_mk', 'default' tpdrive =1, 1, 1, 1, 1, 1, 1, 1, 1, 1 tpindex =1, 1, 1, 1, 1, 1, 1, 1, 1, 1 tplength=17600, 17600, 17600, 17600, 17600, 17600, 17600, 17600, 17600, 17600 ndrives =2, 2, 2, 2, 2, 2, 2, 2, 2, 2 nheadpos=14, 14, 14, 14, 14, 14, 14, 14, 14, 14 / !end tape initialization stuff ! expt = 'BD30 VLBA 2/1cm 28/29 Feb Denn ' expcode = 'BD030' version = 2 piname = 'Grant R. Denn ' address1 = 'Dept.Physics and Astronomy' address2 = 'University of Iowa' address3 = 'Iowa City, Iowa 52242 USA' phone = '(319) 335-2863' obsphone = '(319) 335-1950' fax = '(319) 335-1753' email = 'grd@astro.physics.uiowa.edu' obsmode = '2,1 cm VLBA format; standard setups 64-4-1' obstype = 'VLBA' correl = 'VLBA' note1 = 'Target source : J2202+42 BL Lac' note2 = 'Polarization calibrator : J1800+78' note3 = 'Amplitude check source : J1740+52 (from VLBA OSS)' note4 = 'Fringe finder/manual pcal : J0319+41 3C84' ! ! ! Observing strategy: ! a. Resource allocations. ! tape - 1 thin ! vlba - 1130-0130 ut 28/29 Feb 1996 ! b. Do dual-poln via vXcm-64-4-1 (a preferred mode) ! Note: see below ! c. Breakdown of 28 passes: 16:12 2cm: 1cm ! ! !From the email message from the analysts: ! ! Two of the parameters in the setup file, tpmode and tpspeed, !determine tape usage. The number of passes per tape is 14 times !tpmode. At current recording densities, the approximate number of !minutes per tape pass is as follows: !(a) If tpspeed = 266.66 ips, then a pass through a thin (17600 foot) !tape lasts 13 minutes and through a thick (9000 foot) tape lasts 6.5 !minutes. !(b) If tpspeed = 133.33 ips, then a pass through a thin (17600 foot) !tape lasts 26 minutes and through a thick (9000 foot) tape lasts 13 !minutes. !(c) If tpspeed = 66.66 ips, then a pass through a thin (17600 foot) !tape lasts 52 minutes and through a thick (9000 foot) tape lasts 26 !minutes. ! !The three formats I've used are: ! !64-4-1 : tpmode 2 tpspeed 133.33 => recording time = 2*14 * 26 = 728 min ! !128-4-2 tpmode 2 tpspeed 266.66 => recording time = 2*14 *6.5 = 364 min ! !128-8-1 tpmode 1 tpspeed 133.33 => recording time = 1*14 * 26 = 364 min ! !14 hours => 52 minutes recording per hour at 64-4-1. !To minimize slewing, I will construct my run file so that !a subreflector change occurs while the source is 'on': i.e. !a blues pattern, AB:BA:AB:BA:etc. ! ! year = 1996 month = 2 day = 28 srcfile = '/home/arana/cwalker/sched/sources2000.obs' stafile = '/home/arana/cwalker/sched/stations.dat' !srcfile = 'sources2000.obs' !stafile = 'VLB_STATIONS' stations = vlba_pt, vlba_la, vlba_kp, vlba_nl, vlba_fd, vlba_ov, vlba_br, vlba_hn, vlba_sc, vlba_mk start = 11:30:00 pcal = '1MHz' ! ! pass 1 1130-1200 ut 2 CM ! !setup = 'v2cm-64-4-1.set' setup = '/home/arana/cwalker/sched/v2cm-64-4-1.set' source = 'J1740+52' prescan = 00:01:00 dur = 00:05:00 / ! 4 min Amp Check source = 'J2202+42' prescan = 00:02:00 dur = 00:15:00 / ! 13 min BL Lac source = 'J1800+78' prescan = 00:02:00 dur = 00:10:00 / ! 9 Min E-Vect ! ! pass 2 1200-1230 ut 1 CM ! !setup = 'v1cm-64-4-1.set' setup = '/home/arana/cwalker/sched/v1cm-64-4-1.set' source = 'J1740+52' prescan = 00:01:00 dur = 00:05:00 / ! 4 min Amp Check source = 'J2202+42' prescan = 00:03:00 dur = 00:25:00 / ! 22 min BL Lac ! group 3 repeat 2 ! ! pass 3,5 1230-1300,1330-1400 ut 2 CM ! !setup = 'v2cm-64-4-1.set' setup = '/home/arana/cwalker/sched/v2cm-64-4-1.set' source = 'J2202+42' prescan = 00:01:00 dur = 00:17:00 / ! 16 min BL Lac source = 'J1800+78' prescan = 00:03:00 dur = 00:13:00 / ! 10 Min E-Vect ! ! pass 4,6 1300-1330,1400-1430 ut 1 CM ! !setup = 'v1cm-64-4-1.set' setup = '/home/arana/cwalker/sched/v1cm-64-4-1.set' source = 'J2202+42' prescan = 00:04:00 dur = 00:30:00 / ! 26 min BL Lac ! group 2 repeat 3 ! ! pass 7,8,9 1430-1600 ut 2 CM ! !setup = 'v2cm-64-4-1.set' setup = '/home/arana/cwalker/sched/v2cm-64-4-1.set' source = 'J2202+42' prescan = 00:01:00 dur = 00:17:00 / ! 16 min BL Lac source = 'J1800+78' prescan = 00:03:00 dur = 00:13:00 / ! 10 Min E-Vect ! group 3 repeat 2 ! ! pass 10,12 1600-1630, 1700-1730 ut 1 CM ! !setup = 'v1cm-64-4-1.set' setup = '/home/arana/cwalker/sched/v1cm-64-4-1.set' source = 'J2202+42' prescan = 00:04:00 dur = 00:30:00 / ! 26 min BL Lac ! ! pass 11,13 1630-1700,1730-1800 2 CM ! !setup = 'v2cm-64-4-1.set' setup = '/home/arana/cwalker/sched/v2cm-64-4-1.set' source = 'J2202+42' prescan = 00:01:00 dur = 00:17:00 / ! 16 min BL Lac source = 'J1800+78' prescan = 00:03:00 dur = 00:13:00 / ! 10 Min E-Vect ! ! ! pass 14,15,16,17,18 ! group 2 repeat 5 source = 'J1800+78' prescan = 00:02:00 dur = 00:12:00 / ! 10 Min E-Vect source = 'J2202+42' prescan = 00:02:00 dur = 00:18:00 / ! 16 min BL Lac ! ! pass 19 1 CM ! !setup = 'v1cm-64-4-1.set' setup = '/home/arana/cwalker/sched/v1cm-64-4-1.set' source = 'J2202+42' prescan = 00:04:00 dur = 00:30:00 / ! 26 min BL Lac ! ! ! pass 20,21,22 2 CM ! !setup = 'v2cm-64-4-1.set' setup = '/home/arana/cwalker/sched/v2cm-64-4-1.set' source = 'J2202+42' prescan = 00:01:00 dur = 00:17:00 / ! 16 min BL Lac source = 'J1800+78' prescan = 00:03:00 dur = 00:13:00 / ! 10 Min E-Vect source = 'J2202+42' prescan = 00:01:00 dur = 00:17:00 / ! 16 min BL Lac source = 'J1800+78' prescan = 00:03:00 dur = 00:13:00 / ! 10 Min E-Vect source = 'J2202+42' prescan = 00:01:00 dur = 00:17:00 / ! 16 min BL Lac source = 'J1800+78' prescan = 00:03:00 dur = 00:13:00 / ! 10 Min E-Vect ! ! ! ! pass 23 1 CM ! !setup = 'v1cm-64-4-1.set' setup = '/home/arana/cwalker/sched/v1cm-64-4-1.set' source = 'J2202+42' prescan = 00:02:00 dur = 00:15:00 / ! 13 min BL Lac source = 'J0319+41' prescan = 00:02:00 dur = 00:15:00 / ! 13 min 3C84 ! ! pass 24 2 CM ! !setup = 'v2cm-64-4-1.set' setup = '/home/arana/cwalker/sched/v2cm-64-4-1.set' source = 'J0319+41' prescan = 00:02:00 dur = 00:15:00 / ! 13 min 3C84 source = 'J2202+42' prescan = 00:02:00 dur = 00:15:00 / ! 13 min BL Lac ! ! ! pass 25 ! 1 CM ! !setup = 'v1cm-64-4-1.set' setup = '/home/arana/cwalker/sched/v1cm-64-4-1.set' source = 'J2202+42' prescan = 00:04:00 dur = 00:30:00 / ! 26 min BL Lac ! ! pass 26 2 CM ! !setup = 'v2cm-64-4-1.set' setup = '/home/arana/cwalker/sched/v2cm-64-4-1.set' source = 'J2202+42' prescan = 00:01:00 dur = 00:17:00 / ! 16 min BL Lac source = 'J1800+78' prescan = 00:03:00 dur = 00:13:00 / ! 10 Min E-Vect ! ! pass 27 ! 1 CM ! !setup = 'v1cm-64-4-1.set' setup = '/home/arana/cwalker/sched/v1cm-64-4-1.set' source = 'J2202+42' prescan = 00:04:00 dur = 00:30:00 / ! 26 min BL Lac ! ! pass 28 2 CM ! !setup = 'v2cm-64-4-1.set' setup = '/home/arana/cwalker/sched/v2cm-64-4-1.set' source = 'J2202+42' prescan = 00:01:00 dur = 00:17:00 / ! 16 min BL Lac source = 'J1800+78' prescan = 00:03:00 dur = 00:13:00 / ! 10 Min E-Vect ! ! ! New Planets Discovered! (Real Estate Market Collapses) ! ! end file bd030.key