Epoch 1: bc123ar Observe date : 2002NOV04/308 Reduction date : 2003 Mar 21 Using autoaips 1.0.0 on Astrud disk 1 -------------------------------- SUMMARY ---------------------------------- Phase calibrator -- nicely detected Inbeam calibrator 1 marginally detected, phases all over the place first run of calib get less than 30% solutions Pulsar detected without inbeam, but lot's of scatter. -------------------------- DETAILS OF REDUCTION ----------------------- INBEAM 1 : ib_cal_name1 = B1944+17.16 ib_cal_ra1 = 19:46:20.93679 ib_cal_dec1 = 18:27:32.7358 ib_cal_s14001= 41.1 # mJy ib_cal_sep1 = 23.1 # arcmin 1. XLOAD 2. XAPRIORI 3. spflg sour 'J1935+2031'' docalib 2 gainuse 5 flag1 = ante=1,0;bif=2;eif=2;bchan=15;echan=19; flag2 = ante=5,0;bif=2;eif=2;bchan=23;echan=27; flag3 = ante=7,0;bif=4;eif=4;bchan=3;echan=10;timer=0,23,28,0,0,23,40,0 apply flags with uvflg 4. XBPASS (using J1935+2031 as bpass calibrator) 5. XPHASE (using J1935+2031 as phase calibrator) 6. Image in-beam #1 inbeam #1 marginally detected but quite resolved! high rms and seemingly hidden structure PULSAR : name = B1944+17 DM = 16.11 epoch = 2000.0 P = 0.44061 # sec dmdist= 0.834696 # kpc S400 = 40 # mJy from pulsar catalog S1400 = 9.9 # mJy from VLA, Feb 7-9, 2002 1. XLOAD 2. XAPRIORI 3. calxfr = 'ib1' ; run XCOPY 4. Image pulsar about 2.5 mJy (without self-cal) ---------------------------- SOURCE RESULTS ------------------------- B1944+17 pulsar: without inbeam: astrud> JMFIT1: Peak intensity = 2.6943E-03 +/- 1.52E-04 JY/BEAM astrud> JMFIT1: Integral intensity= 4.7531E-03 +/- 3.91E-04 JANSKYS astrud> JMFIT1: X-position = 412.066 +/- 0.1538 pixels astrud> JMFIT1: Y-position = 185.554 +/- 0.3509 pixels astrud> JMFIT1: RA 19 46 53.05308 +/- 0.00001 astrud> JMFIT1: DEC 18 05 41.2281 +/- 0.00042 astrud> JMFIT1: Major axis = 14.673 +/- 0.8264 pixels astrud> JMFIT1: Minor axis = 6.430 +/- 0.3621 pixels astrud> JMFIT1: Position angle = 0.117 +/- 2.475 degrees astrud> JMFIT1: Major axis = 0.01761 +/-0.00099 asec astrud> JMFIT1: Minor axis = 0.00772 +/-0.00043 asec astrud> JMFIT1: Position angle = 0.117 +/- 2.475 degrees ------------------------------ OBSERVE LOG ---------------------------------- VERY LONG BASELINE ARRAY OBSERVING LOG -------------------------------------- Project: BC123AR Observer: S. Chatterjee Project type: VLBA Obs filename: bc123arcrd.* Date/Day: 2002NOV04/308 Ants Used: SC HN NL FD LA PT KP OV BR MK =UT-Time===Comment===============================================MF#===%AD==AMD= Operator is Roy Heatwole 2146 Begin file. 2148 VCLOCK checked okay. 2251 New operator is Paul Dyer. 2347 End. Notes: * = Entries where data was affected. % = Entries where data may have been affected. & = Entries where the site tech was called out. wea = Weather entries: MF# = Maintenance form or major downtime category associated with a problem. %AD = The percentage of an antenna affected by a problem. AMD = Total antenna-minutes downtime for a problem. Tsys = TP/SP x Tcal/2 -------------------------------- TABLE LOG ---------------------------------- CL1 : Given PC1 : Given TY1 : Given GC1 : Given FG1 : Given NX1 : Given NX1* : INDXR -- to un-split scans GC2 : TAMRG TY2 : TAMRG PC2 : TAMRG SN1 : ACCOR CL2 : CLCAL accor (CL1 x SN1) SN2 : APCAL CL3 : CLCAL apcal (CL2 x SN2) CL4 : TACOP CL3 CL4* : CLCOR: pang 1 0 CL5 : TECOR FG1* : UVFLG ante=1,0;bif=2;eif=2;bchan=15;echan=19; FG1* : UVFLG ante=5,0;bif=2;eif=2;bchan=23;echan=27; FG1* : UVFLG ante=7,0;bif=4;eif=4;bchan=3;echan=10;timer=0,23,28,0,0,23,40,0 SN3 : FRING J1935+2031 SN4 : SNSMO SN3 CL6 : CLCAL fring J1935+2031 (CL5 x SN4) SPLIT J1935+2031 CL6 FG1 BP0 SN5 : FRING J1935+2031 SN6 : SNSMO SN5 CL7 : CLCAL fring J1935+2031 (CL5 x SN6) SN7 : CALIB A&P J1935+2031 CL8 : CLCAL calib A&P J1935+2031 (CL7 x SN7) BP1 : BPASS J1935+2031 SN8 : FRING J1935+2031 SN9 : SNSMO SN8 CL9 : CLCAL fring J1935+2031 (CL5 x SN9) SN10 : CALIB A&P J1935+2031 CL10 : CLCAL calib A&P J1935+2031 (CL9 x SN10) SPLIT J1935+2031 CL10 FG1 BP1 SPLIT B1944+17.PT CL10 FG1 BP1 SPLIT B1944+17.PT CL10 FG1 BP1 SPLIT J2016+1632 CL10 FG1 BP1 SPLIT J1929+2325 CL10 FG1 BP1 SPLIT J1945+0952 CL10 FG1 BP1 SPLIT J2023+2223 CL10 FG1 BP1