! Started logfile: /tmp/maps//J1250+0158_C_20180602_dfm.log on Wed Jul 4 23:21:55 2018 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 /tmp/maps//J1250+0158_C_20180602_uva.fits ! Reading UV FITS file: /tmp/maps//J1250+0158_C_20180602_uva.fits ! AN table 1: 22 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.979798 visibilities/baseline/integration-bin. ! Found source: J1250+0158 ! ! 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 85 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 J1250+0158_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 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.999908Jy sigma=24.203714 ! Fit after self-cal, rms=0.940346Jy sigma=22.679600 ! 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=1.484 mas, bmaj=3.219 mas, bpa=3.623 degrees ! Estimated noise=0.575818 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 = 0.0468028 Jy ! Component: 100 - total flux cleaned = 0.0649752 Jy ! Total flux subtracted in 100 components = 0.0649752 Jy ! Clean residual min=-0.003904 max=0.007910 Jy/beam ! Clean residual mean=-0.000014 rms=0.001060 Jy/beam ! Combined flux in latest and established models = 0.0649752 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0649752 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=0.036666Jy sigma=0.816900 ! Fit after self-cal, rms=0.035826Jy sigma=0.803228 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00981841 Jy ! Component: 100 - total flux cleaned = 0.0144213 Jy ! Total flux subtracted in 100 components = 0.0144213 Jy ! Clean residual min=-0.003127 max=0.005816 Jy/beam ! Clean residual mean=-0.000008 rms=0.000692 Jy/beam ! Combined flux in latest and established models = 0.0793965 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 9 components and 0.0793965 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=0.032809Jy sigma=0.725181 ! Fit after self-cal, rms=0.032730Jy sigma=0.723715 ! Inverting map ! Added new window around map position (3, 4.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00518575 Jy ! Component: 100 - total flux cleaned = 0.00800295 Jy ! Total flux subtracted in 100 components = 0.00800295 Jy ! Clean residual min=-0.002526 max=0.002335 Jy/beam ! Clean residual mean=-0.000005 rms=0.000525 Jy/beam ! Combined flux in latest and established models = 0.0873994 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 21 components and 0.0873994 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=0.031600Jy sigma=0.693320 ! Fit after self-cal, rms=0.031554Jy sigma=0.692411 ! 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=1.815 mas, bmaj=3.771 mas, bpa=0.9066 degrees ! Estimated noise=0.381415 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 = 0.00377912 Jy ! Component: 100 - total flux cleaned = 0.00623977 Jy ! Component: 150 - total flux cleaned = 0.00804109 Jy ! Component: 200 - total flux cleaned = 0.0093885 Jy ! Total flux subtracted in 200 components = 0.0093885 Jy ! Clean residual min=-0.001967 max=0.002033 Jy/beam ! Clean residual mean=-0.000003 rms=0.000477 Jy/beam ! Combined flux in latest and established models = 0.0967879 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 52 components and 0.096788 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=0.030989Jy sigma=0.678543 ! Fit after self-cal, rms=0.030944Jy sigma=0.677722 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.815 x 3.771 at 0.9066 degrees (North through East) ! Clean map min=-0.0018909 max=0.060225 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.94 HN 1.00 KP 0.95 ! LA 1.00 MK 0.98 NL 1.07 OV 1.03 ! SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.90 HN 0.99 KP 1.01 ! LA 0.99 MK 0.97 NL 1.07 OV 0.94 ! SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.89 HN 0.98 KP 0.93 ! LA 1.03 MK 1.10 NL 0.99 OV 1.00 ! SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.92 HN 0.98 KP 0.98 ! LA 1.00 MK 0.97 NL 1.08 OV 0.97 ! SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.94 HN 0.94 KP 0.99 ! LA 0.99 MK 0.98 NL 1.01 OV 0.96 ! SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.95 HN 0.97 KP 0.97 ! LA 1.04 MK 1.09 NL 1.07 OV 1.00 ! SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.92 HN 1.04 KP 0.98 ! LA 1.01 MK 0.87 NL 1.03 OV 1.00 ! SC 1.04 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.92 HN 1.02 KP 0.98 ! LA 1.00 MK 1.07 NL 1.10 OV 0.98 ! SC 1.00 ! ! ! Fit before self-cal, rms=0.030944Jy sigma=0.677722 ! Fit after self-cal, rms=0.030141Jy sigma=0.668295 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.816 mas, bmaj=3.791 mas, bpa=0.9105 degrees ! Estimated noise=0.377191 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 = 0.000192214 Jy ! Component: 100 - total flux cleaned = 0.000183909 Jy ! Component: 150 - total flux cleaned = 0.000272345 Jy ! Component: 200 - total flux cleaned = 0.000335464 Jy ! Total flux subtracted in 200 components = 0.000335464 Jy ! Clean residual min=-0.001257 max=0.001203 Jy/beam ! Clean residual mean=0.000002 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.0971234 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 59 components and 0.0971234 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=0.030106Jy sigma=0.667404 ! Fit after self-cal, rms=0.030113Jy sigma=0.667261 ! 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=0.030113Jy sigma=0.667261 ! Fit after self-cal, rms=0.029803Jy sigma=0.667127 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.809 mas, bmaj=3.787 mas, bpa=0.6438 degrees ! Estimated noise=0.374891 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.00421e-05 Jy ! Component: 100 - total flux cleaned = -5.02086e-05 Jy ! Component: 150 - total flux cleaned = 4.20791e-05 Jy ! Component: 200 - total flux cleaned = 7.79825e-05 Jy ! Total flux subtracted in 200 components = 7.79825e-05 Jy ! Clean residual min=-0.001170 max=0.001151 Jy/beam ! Clean residual mean=0.000002 rms=0.000263 Jy/beam ! Combined flux in latest and established models = 0.0972014 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 65 components and 0.0972014 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=0.029785Jy sigma=0.666733 ! Fit after self-cal, rms=0.029783Jy sigma=0.666704 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 (62.7, -33.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000583186 Jy ! Component: 100 - total flux cleaned = 0.000854241 Jy ! Component: 150 - total flux cleaned = 0.000964172 Jy ! Component: 200 - total flux cleaned = 0.0010424 Jy ! Total flux subtracted in 200 components = 0.0010424 Jy ! Clean residual min=-0.001132 max=0.000995 Jy/beam ! Clean residual mean=0.000002 rms=0.000247 Jy/beam ! Combined flux in latest and established models = 0.0982438 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 84 components and 0.0982438 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=0.029741Jy sigma=0.665491 ! Fit after self-cal, rms=0.029738Jy sigma=0.665434 ! 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=0.029738Jy sigma=0.665434 ! Fit after self-cal, rms=0.029505Jy sigma=0.665354 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.804 mas, bmaj=3.784 mas, bpa=0.4771 degrees ! Estimated noise=0.372996 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.25115e-05 Jy ! Component: 100 - total flux cleaned = 4.16277e-05 Jy ! Component: 150 - total flux cleaned = 5.58283e-05 Jy ! Component: 200 - total flux cleaned = 4.41261e-05 Jy ! Total flux subtracted in 200 components = 4.41261e-05 Jy ! Clean residual min=-0.001102 max=0.000979 Jy/beam ! Clean residual mean=0.000002 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.0982879 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 93 components and 0.0982879 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=0.029491Jy sigma=0.665051 ! Fit after self-cal, rms=0.029491Jy sigma=0.665041 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 = 7.52597e-05 Jy ! Component: 100 - total flux cleaned = 7.47831e-05 Jy ! Component: 150 - total flux cleaned = 7.45868e-05 Jy ! Component: 200 - total flux cleaned = 7.4312e-05 Jy ! Total flux subtracted in 200 components = 7.4312e-05 Jy ! Clean residual min=-0.001082 max=0.000989 Jy/beam ! Clean residual mean=0.000002 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.0983623 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 98 components and 0.0983623 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=0.029483Jy sigma=0.664871 ! Fit after self-cal, rms=0.029482Jy sigma=0.664865 ! 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=0.029482Jy sigma=0.664865 ! Fit after self-cal, rms=0.029323Jy sigma=0.664835 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.352 mas, bmaj=5.409 mas, bpa=-10.23 degrees ! Estimated noise=0.462083 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000214466 Jy ! Component: 100 - total flux cleaned = -0.000288214 Jy ! Component: 150 - total flux cleaned = -0.000335933 Jy ! Component: 200 - total flux cleaned = -0.000378438 Jy ! Total flux subtracted in 200 components = -0.000378438 Jy ! Clean residual min=-0.000968 max=0.001017 Jy/beam ! Clean residual mean=0.000005 rms=0.000258 Jy/beam ! Combined flux in latest and established models = 0.0979838 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 106 components and 0.0979838 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=0.029320Jy sigma=0.664799 ! Fit after self-cal, rms=0.029319Jy sigma=0.664793 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 = -4.48985e-05 Jy ! Component: 100 - total flux cleaned = -4.50954e-05 Jy ! Component: 150 - total flux cleaned = -4.49765e-05 Jy ! Component: 200 - total flux cleaned = -3.93404e-05 Jy ! Total flux subtracted in 200 components = -3.93404e-05 Jy ! Clean residual min=-0.000977 max=0.001014 Jy/beam ! Clean residual mean=0.000005 rms=0.000258 Jy/beam ! Combined flux in latest and established models = 0.0979445 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 109 components and 0.0979445 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=0.029318Jy sigma=0.664786 ! Fit after self-cal, rms=0.029318Jy sigma=0.664782 ! 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=1.802 mas, bmaj=3.782 mas, bpa=0.3848 degrees ! Estimated noise=0.37153 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.802 x 3.782 at 0.3848 degrees (North through East) ! Clean map min=-0.00099633 max=0.058665 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=1.475 mas, bmaj=3.232 mas, bpa=3.149 degrees ! Estimated noise=0.558997 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0464186 Jy ! Component: 100 - total flux cleaned = 0.0654484 Jy ! Component: 150 - total flux cleaned = 0.074742 Jy ! Component: 200 - total flux cleaned = 0.080585 Jy ! Total flux subtracted in 200 components = 0.080585 Jy ! Clean residual min=-0.002801 max=0.003178 Jy/beam ! Clean residual mean=-0.000005 rms=0.000575 Jy/beam ! Combined flux in latest and established models = 0.080585 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.080585 Jy ! Inverting map and beam ! Estimated beam: bmin=1.802 mas, bmaj=3.782 mas, bpa=0.3848 degrees ! Estimated noise=0.37153 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 = 0.00526666 Jy ! Component: 100 - total flux cleaned = 0.00857863 Jy ! Component: 150 - total flux cleaned = 0.010751 Jy ! Component: 200 - total flux cleaned = 0.0119432 Jy ! Total flux subtracted in 200 components = 0.0119432 Jy ! Clean residual min=-0.001233 max=0.001183 Jy/beam ! Clean residual mean=-0.000002 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.0925282 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 42 components and 0.0925282 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=3.352 mas, bmaj=5.409 mas, bpa=-10.23 degrees ! Estimated noise=0.462083 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00186182 Jy ! Component: 100 - total flux cleaned = 0.00281071 Jy ! Component: 150 - total flux cleaned = 0.00332198 Jy ! Component: 200 - total flux cleaned = 0.00361907 Jy ! Total flux subtracted in 200 components = 0.00361907 Jy ! Clean residual min=-0.001022 max=0.000998 Jy/beam ! Clean residual mean=0.000002 rms=0.000274 Jy/beam ! Combined flux in latest and established models = 0.0961473 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 = 0.000265103 Jy ! Component: 100 - total flux cleaned = 0.000483757 Jy ! Component: 150 - total flux cleaned = 0.000685776 Jy ! Component: 200 - total flux cleaned = 0.000858013 Jy ! Total flux subtracted in 200 components = 0.000858013 Jy ! Clean residual min=-0.001018 max=0.000971 Jy/beam ! Clean residual mean=0.000004 rms=0.000258 Jy/beam ! Combined flux in latest and established models = 0.0970053 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 89 components and 0.0970053 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.802 mas, bmaj=3.782 mas, bpa=0.3848 degrees ! Estimated noise=0.37153 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00057737 Jy ! Component: 100 - total flux cleaned = 0.000743354 Jy ! Component: 150 - total flux cleaned = 0.000925388 Jy ! Component: 200 - total flux cleaned = 0.00105916 Jy ! Total flux subtracted in 200 components = 0.00105916 Jy ! Clean residual min=-0.001044 max=0.001019 Jy/beam ! Clean residual mean=0.000002 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.0980644 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 109 components and 0.0980644 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=0.029343Jy sigma=0.665275 ! Fit after self-cal, rms=0.029337Jy sigma=0.665098 wmodel J1250+0158_C_map.mod ! Writing 109 model components to file: J1250+0158_C_map.mod wobs J1250+0158_C_uvs.fits ! Writing UV FITS file: J1250+0158_C_uvs.fits wwins J1250+0158_C_map.win ! wwins: Wrote 3 windows to J1250+0158_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 = -1.89051e-05 Jy ! Component: 100 - total flux cleaned = -5.15422e-05 Jy ! Component: 150 - total flux cleaned = -0.000176405 Jy ! Component: 200 - total flux cleaned = -0.000251405 Jy ! Component: 250 - total flux cleaned = -0.000338924 Jy ! Component: 300 - total flux cleaned = -0.00042407 Jy ! Component: 350 - total flux cleaned = -0.000493828 Jy ! Component: 400 - total flux cleaned = -0.00054851 Jy ! Component: 450 - total flux cleaned = -0.000615344 Jy ! Component: 500 - total flux cleaned = -0.000680901 Jy ! Component: 550 - total flux cleaned = -0.000732197 Jy ! Component: 600 - total flux cleaned = -0.000769794 Jy ! Component: 650 - total flux cleaned = -0.00081923 Jy ! Component: 700 - total flux cleaned = -0.000843701 Jy ! Component: 750 - total flux cleaned = -0.00092821 Jy ! Component: 800 - total flux cleaned = -0.000975575 Jy ! Component: 850 - total flux cleaned = -0.00105776 Jy ! Component: 900 - total flux cleaned = -0.00111563 Jy ! Component: 950 - total flux cleaned = -0.00119548 Jy ! Component: 1000 - total flux cleaned = -0.00125175 Jy ! Component: 1050 - total flux cleaned = -0.001285 Jy ! Component: 1100 - total flux cleaned = -0.00136183 Jy ! Component: 1150 - total flux cleaned = -0.00138366 Jy ! Component: 1200 - total flux cleaned = -0.00144772 Jy ! Component: 1250 - total flux cleaned = -0.00145835 Jy ! Component: 1300 - total flux cleaned = -0.00151067 Jy ! Component: 1350 - total flux cleaned = -0.00155209 Jy ! Component: 1400 - total flux cleaned = -0.00156235 Jy ! Component: 1450 - total flux cleaned = -0.00162309 Jy ! Component: 1500 - total flux cleaned = -0.00168306 Jy ! Component: 1550 - total flux cleaned = -0.00173271 Jy ! Component: 1600 - total flux cleaned = -0.0017916 Jy ! Component: 1650 - total flux cleaned = -0.00182064 Jy ! Component: 1700 - total flux cleaned = -0.00185904 Jy ! Component: 1750 - total flux cleaned = -0.0018781 Jy ! Component: 1800 - total flux cleaned = -0.00190647 Jy ! Component: 1850 - total flux cleaned = -0.00192511 Jy ! Component: 1900 - total flux cleaned = -0.00198068 Jy ! Component: 1950 - total flux cleaned = -0.00200818 Jy ! Component: 2000 - total flux cleaned = -0.00206283 Jy ! Component: 2050 - total flux cleaned = -0.00204456 Jy ! Component: 2100 - total flux cleaned = -0.00211631 Jy ! Component: 2150 - total flux cleaned = -0.00213406 Jy ! Component: 2200 - total flux cleaned = -0.00212522 Jy ! Component: 2250 - total flux cleaned = -0.00220413 Jy ! Component: 2300 - total flux cleaned = -0.00222145 Jy ! Component: 2350 - total flux cleaned = -0.00223003 Jy ! Component: 2400 - total flux cleaned = -0.00225576 Jy ! Component: 2450 - total flux cleaned = -0.00228127 Jy ! Component: 2500 - total flux cleaned = -0.00231506 Jy ! Component: 2550 - total flux cleaned = -0.0023401 Jy ! Component: 2600 - total flux cleaned = -0.00234848 Jy ! Component: 2650 - total flux cleaned = -0.00239786 Jy ! Component: 2700 - total flux cleaned = -0.00242248 Jy ! Component: 2750 - total flux cleaned = -0.00243065 Jy ! Component: 2800 - total flux cleaned = -0.00247903 Jy ! Component: 2850 - total flux cleaned = -0.00251111 Jy ! Component: 2900 - total flux cleaned = -0.00255877 Jy ! Component: 2950 - total flux cleaned = -0.00255876 Jy ! Component: 3000 - total flux cleaned = -0.00259015 Jy ! Component: 3050 - total flux cleaned = -0.00262912 Jy ! Component: 3100 - total flux cleaned = -0.00263691 Jy ! Component: 3150 - total flux cleaned = -0.00264455 Jy ! Component: 3200 - total flux cleaned = -0.00269806 Jy ! Component: 3250 - total flux cleaned = -0.00270564 Jy ! Component: 3300 - total flux cleaned = -0.00272818 Jy ! Component: 3350 - total flux cleaned = -0.00276559 Jy ! Component: 3400 - total flux cleaned = -0.00281766 Jy ! Component: 3450 - total flux cleaned = -0.0028176 Jy ! Component: 3500 - total flux cleaned = -0.00285425 Jy ! Component: 3550 - total flux cleaned = -0.00286888 Jy ! Component: 3600 - total flux cleaned = -0.00287617 Jy ! Component: 3650 - total flux cleaned = -0.00289779 Jy ! Component: 3700 - total flux cleaned = -0.00293353 Jy ! Component: 3750 - total flux cleaned = -0.00294776 Jy ! Component: 3800 - total flux cleaned = -0.00295486 Jy ! Component: 3850 - total flux cleaned = -0.00296891 Jy ! Component: 3900 - total flux cleaned = -0.00296888 Jy ! Component: 3950 - total flux cleaned = -0.00302443 Jy ! Component: 4000 - total flux cleaned = -0.00301748 Jy ! Component: 4050 - total flux cleaned = -0.00303811 Jy ! Total flux subtracted in 4096 components = -0.00305853 Jy ! Clean residual min=-0.000354 max=0.000439 Jy/beam ! Clean residual mean=0.000000 rms=0.000120 Jy/beam ! Combined flux in latest and established models = 0.0950059 Jy keep ! Adding 267 model components to the UV plane model. ! The established model now contains 376 components and 0.0950059 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /tmp/maps//J1250+0158_C_20180602_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.802 x 3.782 at 0.3848 degrees (North through East) ! Clean map min=-0.00082799 max=0.058224 Jy/beam ! Writing clean map to FITS file: /tmp/maps//J1250+0158_C_20180602_map.fits wmodel /tmp/maps//J1250+0158_C_20180602_map.mod ! Writing 376 model components to file: /tmp/maps//J1250+0158_C_20180602_map.mod wobs /tmp/maps//J1250+0158_C_20180602_uvs.fits ! Writing UV FITS file: /tmp/maps//J1250+0158_C_20180602_uvs.fits wwins /tmp/maps//J1250+0158_C_20180602_map.win ! wwins: Wrote 4 windows to /tmp/maps//J1250+0158_C_20180602_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0582236 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000119876 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.617669 0.617669 1.23534 2.47068 4.94135 9.8827 19.7654 39.5308 79.0616 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.058 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 485.697 quit ! Quitting program ! Log file /tmp/maps//J1250+0158_C_20180602_dfm.log closed on Wed Jul 4 23:21:59 2018