! Started logfile: .//J1919+3159_C_dfm.log on Mon Jan 20 18:54:22 2020 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs .//J1919+3159_C_uva.fits ! Reading UV FITS file: .//J1919+3159_C_uva.fits ! AN table 1: 18 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.958025 visibilities/baseline/integration-bin. ! Found source: J1919+3159 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 6208 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J1919+3159_C] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.300x0.300 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.005160Jy sigma=23.244887 ! Fit after self-cal, rms=0.905585Jy sigma=20.903931 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.449 mas, bmaj=4.009 mas, bpa=20.31 degrees ! Estimated noise=0.588714 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0694956 Jy ! Component: 100 - total flux cleaned = 0.0880805 Jy ! Total flux subtracted in 100 components = 0.0880805 Jy ! Clean residual min=-0.007335 max=0.026338 Jy/beam ! Clean residual mean=0.000008 rms=0.002304 Jy/beam ! Combined flux in latest and established models = 0.0880805 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0880805 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.053627Jy sigma=1.139586 ! Fit after self-cal, rms=0.053472Jy sigma=1.136425 ! Inverting map ! Added new window around map position (2.7, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0218666 Jy ! Component: 100 - total flux cleaned = 0.0307137 Jy ! Total flux subtracted in 100 components = 0.0307137 Jy ! Clean residual min=-0.005354 max=0.008228 Jy/beam ! Clean residual mean=0.000001 rms=0.001258 Jy/beam ! Combined flux in latest and established models = 0.118794 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 17 components and 0.118794 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.041964Jy sigma=0.828741 ! Fit after self-cal, rms=0.041044Jy sigma=0.806064 ! Inverting map ! Added new window around map position (5.4, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00878119 Jy ! Component: 100 - total flux cleaned = 0.0139327 Jy ! Total flux subtracted in 100 components = 0.0139327 Jy ! Clean residual min=-0.003299 max=0.003852 Jy/beam ! Clean residual mean=0.000002 rms=0.000794 Jy/beam ! Combined flux in latest and established models = 0.132727 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 24 components and 0.132727 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.038671Jy sigma=0.734213 ! Fit after self-cal, rms=0.038476Jy sigma=0.729329 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.745 mas, bmaj=4.328 mas, bpa=19.77 degrees ! Estimated noise=0.396927 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00602241 Jy ! Component: 100 - total flux cleaned = 0.00929535 Jy ! Component: 150 - total flux cleaned = 0.0110275 Jy ! Component: 200 - total flux cleaned = 0.011648 Jy ! Total flux subtracted in 200 components = 0.011648 Jy ! Clean residual min=-0.002170 max=0.002317 Jy/beam ! Clean residual mean=0.000003 rms=0.000506 Jy/beam ! Combined flux in latest and established models = 0.144375 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 47 components and 0.144375 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.037553Jy sigma=0.700786 ! Fit after self-cal, rms=0.037463Jy sigma=0.698360 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.745 x 4.328 at 19.77 degrees (North through East) ! Clean map min=-0.0018801 max=0.090585 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 HN 1.05 KP 0.96 ! LA 0.98 MK 1.10 NL 1.02 OV 1.00 ! PT 0.99 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.99 HN 1.06 KP 1.03 ! LA 1.02 MK 1.03 NL 0.99 OV 0.97 ! PT 0.96 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.99 HN 1.00 KP 0.99 ! LA 0.99 MK 1.04 NL 1.07 OV 1.03 ! PT 0.98 SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 1.09 KP 0.99 ! LA 1.00 MK 1.04 NL 1.10 OV 0.98 ! PT 1.00 SC 0.90 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.96 HN 1.02 KP 1.00 ! LA 1.02 MK 1.02 NL 1.01 OV 1.03 ! PT 0.96 SC 1.04 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 1.02 KP 1.00 ! LA 1.00 MK 0.89 NL 0.98 OV 1.01 ! PT 1.00 SC 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.02 HN 1.05 KP 1.01 ! LA 1.00 MK 0.86 NL 1.01 OV 1.05 ! PT 1.01 SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 1.00 KP 0.99 ! LA 1.01 MK 0.86 NL 0.96 OV 1.00 ! PT 1.01 SC 1.07 ! ! ! Fit before self-cal, rms=0.037463Jy sigma=0.698360 ! Fit after self-cal, rms=0.036883Jy sigma=0.688172 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.74 mas, bmaj=4.322 mas, bpa=19.89 degrees ! Estimated noise=0.393699 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000261595 Jy ! Component: 100 - total flux cleaned = 0.000487717 Jy ! Component: 150 - total flux cleaned = 0.000618103 Jy ! Component: 200 - total flux cleaned = 0.000708068 Jy ! Total flux subtracted in 200 components = 0.000708068 Jy ! Clean residual min=-0.001397 max=0.001789 Jy/beam ! Clean residual mean=0.000003 rms=0.000359 Jy/beam ! Combined flux in latest and established models = 0.145083 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 71 components and 0.145083 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.036835Jy sigma=0.686835 ! Fit after self-cal, rms=0.036846Jy sigma=0.686661 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.036846Jy sigma=0.686661 ! Fit after self-cal, rms=0.036812Jy sigma=0.686599 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.738 mas, bmaj=4.324 mas, bpa=19.9 degrees ! Estimated noise=0.393692 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000257291 Jy ! Component: 100 - total flux cleaned = 0.000344806 Jy ! Component: 150 - total flux cleaned = 0.000397777 Jy ! Component: 200 - total flux cleaned = 0.000429273 Jy ! Total flux subtracted in 200 components = 0.000429273 Jy ! Clean residual min=-0.001349 max=0.001705 Jy/beam ! Clean residual mean=0.000003 rms=0.000347 Jy/beam ! Combined flux in latest and established models = 0.145512 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 87 components and 0.145512 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.036792Jy sigma=0.686009 ! Fit after self-cal, rms=0.036788Jy sigma=0.685942 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-52.8, -23.1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00143253 Jy ! Component: 100 - total flux cleaned = 0.00148966 Jy ! Component: 150 - total flux cleaned = 0.0016764 Jy ! Component: 200 - total flux cleaned = 0.00173565 Jy ! Total flux subtracted in 200 components = 0.00173565 Jy ! Clean residual min=-0.001179 max=0.001505 Jy/beam ! Clean residual mean=0.000003 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.147248 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 107 components and 0.147248 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.036727Jy sigma=0.684128 ! Fit after self-cal, rms=0.036722Jy sigma=0.684059 ! Inverting map ! Added new window around map position (-44.4, 22.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000986792 Jy ! Component: 100 - total flux cleaned = 0.00111723 Jy ! Component: 150 - total flux cleaned = 0.00120158 Jy ! Component: 200 - total flux cleaned = 0.00127866 Jy ! Total flux subtracted in 200 components = 0.00127866 Jy ! Clean residual min=-0.001123 max=0.001070 Jy/beam ! Clean residual mean=0.000002 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.148527 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 136 components and 0.148527 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.036674Jy sigma=0.682732 ! Fit after self-cal, rms=0.036670Jy sigma=0.682654 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.036670Jy sigma=0.682654 ! Fit after self-cal, rms=0.036646Jy sigma=0.682525 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.736 mas, bmaj=4.323 mas, bpa=19.89 degrees ! Estimated noise=0.393871 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000546897 Jy ! Component: 100 - total flux cleaned = 0.000717939 Jy ! Component: 150 - total flux cleaned = 0.000822055 Jy ! Component: 200 - total flux cleaned = 0.000903809 Jy ! Total flux subtracted in 200 components = 0.000903809 Jy ! Clean residual min=-0.001084 max=0.001019 Jy/beam ! Clean residual mean=0.000001 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.14943 Jy selfcal ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 159 components and 0.14943 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.036628Jy sigma=0.682051 ! Fit after self-cal, rms=0.036628Jy sigma=0.682032 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000102943 Jy ! Component: 100 - total flux cleaned = 0.000194662 Jy ! Component: 150 - total flux cleaned = 0.000208961 Jy ! Component: 200 - total flux cleaned = 0.000250858 Jy ! Total flux subtracted in 200 components = 0.000250858 Jy ! Clean residual min=-0.001041 max=0.000977 Jy/beam ! Clean residual mean=0.000001 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.149681 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 165 components and 0.149681 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.036616Jy sigma=0.681738 ! Fit after self-cal, rms=0.036616Jy sigma=0.681727 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.036616Jy sigma=0.681727 ! Fit after self-cal, rms=0.036606Jy sigma=0.681692 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.561 mas, bmaj=5.255 mas, bpa=10.56 degrees ! Estimated noise=0.484802 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000433962 Jy ! Component: 100 - total flux cleaned = 0.00065935 Jy ! Component: 150 - total flux cleaned = 0.000833298 Jy ! Component: 200 - total flux cleaned = 0.000896316 Jy ! Total flux subtracted in 200 components = 0.000896316 Jy ! Clean residual min=-0.001146 max=0.001312 Jy/beam ! Clean residual mean=0.000001 rms=0.000328 Jy/beam ! Combined flux in latest and established models = 0.150578 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 177 components and 0.150578 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.036601Jy sigma=0.681522 ! Fit after self-cal, rms=0.036601Jy sigma=0.681498 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.35466e-05 Jy ! Component: 100 - total flux cleaned = 0.000135109 Jy ! Component: 150 - total flux cleaned = 0.000168194 Jy ! Component: 200 - total flux cleaned = 0.000240733 Jy ! Total flux subtracted in 200 components = 0.000240733 Jy ! Clean residual min=-0.001119 max=0.001289 Jy/beam ! Clean residual mean=0.000001 rms=0.000321 Jy/beam ! Combined flux in latest and established models = 0.150818 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 183 components and 0.150818 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.036598Jy sigma=0.681418 ! Fit after self-cal, rms=0.036598Jy sigma=0.681406 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.735 mas, bmaj=4.322 mas, bpa=19.88 degrees ! Estimated noise=0.394007 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.735 x 4.322 at 19.88 degrees (North through East) ! Clean map min=-0.00092642 max=0.089322 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.442 mas, bmaj=4.011 mas, bpa=20.25 degrees ! Estimated noise=0.582904 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0700612 Jy ! Component: 100 - total flux cleaned = 0.0970188 Jy ! Component: 150 - total flux cleaned = 0.111397 Jy ! Component: 200 - total flux cleaned = 0.121191 Jy ! Total flux subtracted in 200 components = 0.121191 Jy ! Clean residual min=-0.003112 max=0.005377 Jy/beam ! Clean residual mean=0.000005 rms=0.000898 Jy/beam ! Combined flux in latest and established models = 0.121191 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 16 model components to the UV plane model. ! The established model now contains 16 components and 0.121191 Jy ! Inverting map and beam ! Estimated beam: bmin=1.735 mas, bmaj=4.322 mas, bpa=19.88 degrees ! Estimated noise=0.394007 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0101256 Jy ! Component: 100 - total flux cleaned = 0.0159866 Jy ! Component: 150 - total flux cleaned = 0.0196143 Jy ! Component: 200 - total flux cleaned = 0.0221059 Jy ! Total flux subtracted in 200 components = 0.0221059 Jy ! Clean residual min=-0.001423 max=0.001802 Jy/beam ! Clean residual mean=0.000004 rms=0.000397 Jy/beam ! Combined flux in latest and established models = 0.143297 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 45 components and 0.143297 Jy ! Inverting map ! Added new window around map position (10.8, -0.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00196723 Jy ! Component: 100 - total flux cleaned = 0.00341183 Jy ! Component: 150 - total flux cleaned = 0.00424541 Jy ! Component: 200 - total flux cleaned = 0.00491088 Jy ! Total flux subtracted in 200 components = 0.00491088 Jy ! Clean residual min=-0.001178 max=0.001037 Jy/beam ! Clean residual mean=0.000002 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.148208 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 75 components and 0.148208 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.561 mas, bmaj=5.255 mas, bpa=10.56 degrees ! Estimated noise=0.484802 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00124699 Jy ! Component: 100 - total flux cleaned = 0.00203706 Jy ! Component: 150 - total flux cleaned = 0.0023412 Jy ! Component: 200 - total flux cleaned = 0.00250898 Jy ! Total flux subtracted in 200 components = 0.00250898 Jy ! Clean residual min=-0.001289 max=0.001008 Jy/beam ! Clean residual mean=0.000002 rms=0.000309 Jy/beam ! Combined flux in latest and established models = 0.150717 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000147173 Jy ! Component: 100 - total flux cleaned = 0.000222395 Jy ! Component: 150 - total flux cleaned = 0.000239482 Jy ! Component: 200 - total flux cleaned = 0.000223473 Jy ! Total flux subtracted in 200 components = 0.000223473 Jy ! Clean residual min=-0.001236 max=0.000964 Jy/beam ! Clean residual mean=0.000001 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.150941 Jy ! Adding 75 model components to the UV plane model. ! The established model now contains 137 components and 0.150941 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.735 mas, bmaj=4.322 mas, bpa=19.88 degrees ! Estimated noise=0.394007 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.58346e-05 Jy ! Component: 100 - total flux cleaned = -0.000102362 Jy ! Component: 150 - total flux cleaned = -0.000187284 Jy ! Component: 200 - total flux cleaned = -0.00020661 Jy ! Total flux subtracted in 200 components = -0.00020661 Jy ! Clean residual min=-0.001119 max=0.000874 Jy/beam ! Clean residual mean=0.000000 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.150734 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 164 components and 0.150734 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.036584Jy sigma=0.681120 ! Fit after self-cal, rms=0.036580Jy sigma=0.680964 wmodel J1919+3159_C_map.mod ! Writing 164 model components to file: J1919+3159_C_map.mod wobs J1919+3159_C_uvs.fits ! Writing UV FITS file: J1919+3159_C_uvs.fits wwins J1919+3159_C_map.win ! wwins: Wrote 6 windows to J1919+3159_C_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000390245 Jy ! Component: 100 - total flux cleaned = -0.000617189 Jy ! Component: 150 - total flux cleaned = -0.000770362 Jy ! Component: 200 - total flux cleaned = -0.000873664 Jy ! Component: 250 - total flux cleaned = -0.000945221 Jy ! Component: 300 - total flux cleaned = -0.00101482 Jy ! Component: 350 - total flux cleaned = -0.00105527 Jy ! Component: 400 - total flux cleaned = -0.00108167 Jy ! Component: 450 - total flux cleaned = -0.00110753 Jy ! Component: 500 - total flux cleaned = -0.00110764 Jy ! Component: 550 - total flux cleaned = -0.00111998 Jy ! Component: 600 - total flux cleaned = -0.00115607 Jy ! Component: 650 - total flux cleaned = -0.00114428 Jy ! Component: 700 - total flux cleaned = -0.00116739 Jy ! Component: 750 - total flux cleaned = -0.00117889 Jy ! Component: 800 - total flux cleaned = -0.00122351 Jy ! Component: 850 - total flux cleaned = -0.00123452 Jy ! Component: 900 - total flux cleaned = -0.00129924 Jy ! Component: 950 - total flux cleaned = -0.00132048 Jy ! Component: 1000 - total flux cleaned = -0.00133097 Jy ! Component: 1050 - total flux cleaned = -0.0013829 Jy ! Component: 1100 - total flux cleaned = -0.00140331 Jy ! Component: 1150 - total flux cleaned = -0.00144359 Jy ! Component: 1200 - total flux cleaned = -0.00148325 Jy ! Component: 1250 - total flux cleaned = -0.00154212 Jy ! Component: 1300 - total flux cleaned = -0.00153243 Jy ! Component: 1350 - total flux cleaned = -0.00158068 Jy ! Component: 1400 - total flux cleaned = -0.0016281 Jy ! Component: 1450 - total flux cleaned = -0.00166551 Jy ! Component: 1500 - total flux cleaned = -0.00172103 Jy ! Component: 1550 - total flux cleaned = -0.00174832 Jy ! Component: 1600 - total flux cleaned = -0.00177537 Jy ! Component: 1650 - total flux cleaned = -0.00177547 Jy ! Component: 1700 - total flux cleaned = -0.00181081 Jy ! Component: 1750 - total flux cleaned = -0.00182828 Jy ! Component: 1800 - total flux cleaned = -0.0018371 Jy ! Component: 1850 - total flux cleaned = -0.00187974 Jy ! Component: 1900 - total flux cleaned = -0.00191341 Jy ! Component: 1950 - total flux cleaned = -0.00192167 Jy ! Component: 2000 - total flux cleaned = -0.00195471 Jy ! Component: 2050 - total flux cleaned = -0.00199542 Jy ! Component: 2100 - total flux cleaned = -0.00201164 Jy ! Component: 2150 - total flux cleaned = -0.00201165 Jy ! Component: 2200 - total flux cleaned = -0.00204356 Jy ! Component: 2250 - total flux cleaned = -0.00208301 Jy ! Component: 2300 - total flux cleaned = -0.00210645 Jy ! Component: 2350 - total flux cleaned = -0.00210651 Jy ! Component: 2400 - total flux cleaned = -0.00212944 Jy ! Component: 2450 - total flux cleaned = -0.0021445 Jy ! Component: 2500 - total flux cleaned = -0.00216704 Jy ! Component: 2550 - total flux cleaned = -0.00216696 Jy ! Component: 2600 - total flux cleaned = -0.00218167 Jy ! Component: 2650 - total flux cleaned = -0.00218172 Jy ! Component: 2700 - total flux cleaned = -0.00218907 Jy ! Component: 2750 - total flux cleaned = -0.00221789 Jy ! Component: 2800 - total flux cleaned = -0.00221793 Jy ! Component: 2850 - total flux cleaned = -0.00223928 Jy ! Component: 2900 - total flux cleaned = -0.00223234 Jy ! Component: 2950 - total flux cleaned = -0.00225327 Jy ! Component: 3000 - total flux cleaned = -0.00227398 Jy ! Component: 3050 - total flux cleaned = -0.00230147 Jy ! Component: 3100 - total flux cleaned = -0.00229462 Jy ! Component: 3150 - total flux cleaned = -0.0023014 Jy ! Component: 3200 - total flux cleaned = -0.00232148 Jy ! Component: 3250 - total flux cleaned = -0.00232147 Jy ! Component: 3300 - total flux cleaned = -0.00230162 Jy ! Component: 3350 - total flux cleaned = -0.00230812 Jy ! Component: 3400 - total flux cleaned = -0.00231462 Jy ! Component: 3450 - total flux cleaned = -0.00228874 Jy ! Component: 3500 - total flux cleaned = -0.00227592 Jy ! Component: 3550 - total flux cleaned = -0.00227599 Jy ! Component: 3600 - total flux cleaned = -0.00227596 Jy ! Component: 3650 - total flux cleaned = -0.00228855 Jy ! Component: 3700 - total flux cleaned = -0.00229478 Jy ! Component: 3750 - total flux cleaned = -0.00226985 Jy ! Component: 3800 - total flux cleaned = -0.0022637 Jy ! Component: 3850 - total flux cleaned = -0.00225758 Jy ! Component: 3900 - total flux cleaned = -0.00226982 Jy ! Component: 3950 - total flux cleaned = -0.00226981 Jy ! Component: 4000 - total flux cleaned = -0.00223357 Jy ! Component: 4050 - total flux cleaned = -0.00222161 Jy ! Total flux subtracted in 4096 components = -0.00220969 Jy ! Clean residual min=-0.000350 max=0.000332 Jy/beam ! Clean residual mean=0.000001 rms=0.000106 Jy/beam ! Combined flux in latest and established models = 0.148524 Jy keep ! Adding 282 model components to the UV plane model. ! The established model now contains 446 components and 0.148525 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1919+3159_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.735 x 4.322 at 19.88 degrees (North through East) ! Clean map min=-0.00081543 max=0.088966 Jy/beam ! Writing clean map to FITS file: .//J1919+3159_C_map.fits wmodel .//J1919+3159_C_map.mod ! Writing 446 model components to file: .//J1919+3159_C_map.mod wobs .//J1919+3159_C_uvs.fits ! Writing UV FITS file: .//J1919+3159_C_uvs.fits wwins .//J1919+3159_C_map.win ! wwins: Wrote 7 windows to .//J1919+3159_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.088966 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000104714 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.353103 0.353103 0.706206 1.41241 2.82483 5.64965 11.2993 22.5986 45.1972 90.3944 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.088 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 849.61 quit ! Quitting program ! Log file .//J1919+3159_C_dfm.log closed on Mon Jan 20 18:54:26 2020