! Started logfile: .//J2102+4702_X_20180530_dfm.log on Sun Jul 8 13:49:47 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs .//J2102+4702_X_20180530_uva.fits ! Reading UV FITS file: .//J2102+4702_X_20180530_uva.fits ! AN table 1: 45 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.977778 visibilities/baseline/integration-bin. ! Found source: J2102+4702 ! ! 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 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 15840 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 = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J2102+4702_X] 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 0.200x0.200 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 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.997696Jy sigma=25.530977 ! Fit after self-cal, rms=0.890997Jy sigma=22.786439 ! 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=0.6903 mas, bmaj=2.601 mas, bpa=21.09 degrees ! Estimated noise=0.413375 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 = 0.082245 Jy ! Component: 100 - total flux cleaned = 0.100532 Jy ! Total flux subtracted in 100 components = 0.100532 Jy ! Clean residual min=-0.003828 max=0.006325 Jy/beam ! Clean residual mean=-0.000005 rms=0.000661 Jy/beam ! Combined flux in latest and established models = 0.100532 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.100532 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=0.032767Jy sigma=0.766352 ! Fit after self-cal, rms=0.032761Jy sigma=0.766188 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00713124 Jy ! Component: 100 - total flux cleaned = 0.00892033 Jy ! Total flux subtracted in 100 components = 0.00892033 Jy ! Clean residual min=-0.002866 max=0.003309 Jy/beam ! Clean residual mean=-0.000002 rms=0.000477 Jy/beam ! Combined flux in latest and established models = 0.109453 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 10 components and 0.109453 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=0.030755Jy sigma=0.709073 ! Fit after self-cal, rms=0.030755Jy sigma=0.709015 ! Inverting map ! Added new window around map position (4.2, -8.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0016752 Jy ! Component: 100 - total flux cleaned = 0.00196808 Jy ! Total flux subtracted in 100 components = 0.00196808 Jy ! Clean residual min=-0.001949 max=0.002523 Jy/beam ! Clean residual mean=-0.000001 rms=0.000423 Jy/beam ! Combined flux in latest and established models = 0.111421 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 14 components and 0.111421 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=0.030341Jy sigma=0.696953 ! Fit after self-cal, rms=0.030331Jy sigma=0.696685 ! 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=0.9256 mas, bmaj=2.724 mas, bpa=20.54 degrees ! Estimated noise=0.224019 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 (-4.2, 8.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00229013 Jy ! Component: 100 - total flux cleaned = 0.00255155 Jy ! Component: 150 - total flux cleaned = 0.00254798 Jy ! Component: 200 - total flux cleaned = 0.00250129 Jy ! Total flux subtracted in 200 components = 0.00250129 Jy ! Clean residual min=-0.001361 max=0.001576 Jy/beam ! Clean residual mean=-0.000001 rms=0.000314 Jy/beam ! Combined flux in latest and established models = 0.113922 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 32 components and 0.113922 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=0.030017Jy sigma=0.687617 ! Fit after self-cal, rms=0.030012Jy sigma=0.687453 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9256 x 2.724 at 20.54 degrees (North through East) ! Clean map min=-0.0025894 max=0.10834 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.98 HN 0.97 KP 1.01 ! LA 1.01 MK 0.97 NL 1.04 OV 0.95 ! PT 0.99 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.97 HN 0.99 KP 1.01 ! LA 1.01 MK 0.99 NL 1.03 OV 0.97 ! PT 0.99 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.98 HN 0.98 KP 1.02 ! LA 1.01 MK 1.00 NL 0.99 OV 0.99 ! PT 1.00 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.01 HN 0.96 KP 1.00 ! LA 1.01 MK 1.00 NL 1.02 OV 0.99 ! PT 1.02 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.01 HN 1.01 KP 1.00 ! LA 1.02 MK 1.05 NL 1.04 OV 1.00 ! PT 1.00 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 1.02 KP 1.05 ! LA 1.01 MK 1.03 NL 1.02 OV 0.98 ! PT 0.99 SC 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 1.00 KP 1.02 ! LA 0.98 MK 1.05 NL 1.06 OV 0.99 ! PT 0.99 SC 1.04 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 1.01 KP 1.03 ! LA 0.99 MK 1.03 NL 1.07 OV 1.00 ! PT 1.01 SC 1.03 ! ! ! Fit before self-cal, rms=0.030012Jy sigma=0.687453 ! Fit after self-cal, rms=0.029593Jy sigma=0.677480 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9296 mas, bmaj=2.706 mas, bpa=20.65 degrees ! Estimated noise=0.2236 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 = 0.000585305 Jy ! Component: 100 - total flux cleaned = 0.000935347 Jy ! Component: 150 - total flux cleaned = 0.00113205 Jy ! Component: 200 - total flux cleaned = 0.00124495 Jy ! Total flux subtracted in 200 components = 0.00124495 Jy ! Clean residual min=-0.000869 max=0.000787 Jy/beam ! Clean residual mean=-0.000000 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.115167 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 48 components and 0.115167 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=0.029548Jy sigma=0.676230 ! Fit after self-cal, rms=0.029550Jy sigma=0.676174 ! 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=0.029550Jy sigma=0.676174 ! Fit after self-cal, rms=0.029586Jy sigma=0.675933 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9293 mas, bmaj=2.702 mas, bpa=20.67 degrees ! Estimated noise=0.223952 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000528063 Jy ! Component: 100 - total flux cleaned = 0.000780015 Jy ! Component: 150 - total flux cleaned = 0.000908166 Jy ! Component: 200 - total flux cleaned = 0.000965648 Jy ! Total flux subtracted in 200 components = 0.000965648 Jy ! Clean residual min=-0.000766 max=0.000733 Jy/beam ! Clean residual mean=-0.000000 rms=0.000183 Jy/beam ! Combined flux in latest and established models = 0.116132 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 63 components and 0.116132 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=0.029563Jy sigma=0.675293 ! Fit after self-cal, rms=0.029562Jy sigma=0.675278 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 = -1.93208e-05 Jy ! Component: 100 - total flux cleaned = 1.89874e-05 Jy ! Component: 150 - total flux cleaned = 5.40711e-05 Jy ! Component: 200 - total flux cleaned = 5.42161e-05 Jy ! Total flux subtracted in 200 components = 5.42161e-05 Jy ! Clean residual min=-0.000708 max=0.000739 Jy/beam ! Clean residual mean=-0.000000 rms=0.000180 Jy/beam ! Combined flux in latest and established models = 0.116187 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 76 components and 0.116187 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=0.029554Jy sigma=0.675039 ! Fit after self-cal, rms=0.029553Jy sigma=0.675033 ! 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=0.029553Jy sigma=0.675033 ! Fit after self-cal, rms=0.029541Jy sigma=0.674325 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.929 mas, bmaj=2.699 mas, bpa=20.7 degrees ! Estimated noise=0.224153 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000469732 Jy ! Component: 100 - total flux cleaned = 0.000659941 Jy ! Component: 150 - total flux cleaned = 0.000796868 Jy ! Component: 200 - total flux cleaned = 0.000827166 Jy ! Total flux subtracted in 200 components = 0.000827166 Jy ! Clean residual min=-0.000697 max=0.000718 Jy/beam ! Clean residual mean=-0.000000 rms=0.000173 Jy/beam ! Combined flux in latest and established models = 0.117014 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 82 components and 0.117014 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=0.029529Jy sigma=0.674003 ! Fit after self-cal, rms=0.029529Jy sigma=0.673994 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 = 1.92151e-05 Jy ! Component: 100 - total flux cleaned = 1.93586e-05 Jy ! Component: 150 - total flux cleaned = 2.82853e-05 Jy ! Component: 200 - total flux cleaned = 4.45193e-05 Jy ! Total flux subtracted in 200 components = 4.45193e-05 Jy ! Clean residual min=-0.000692 max=0.000717 Jy/beam ! Clean residual mean=-0.000000 rms=0.000171 Jy/beam ! Combined flux in latest and established models = 0.117058 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 88 components and 0.117058 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=0.029524Jy sigma=0.673871 ! Fit after self-cal, rms=0.029523Jy sigma=0.673867 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 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=0.029523Jy sigma=0.673867 ! Fit after self-cal, rms=0.029525Jy sigma=0.673479 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.994 mas, bmaj=2.992 mas, bpa=18.13 degrees ! Estimated noise=0.281366 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000406051 Jy ! Component: 100 - total flux cleaned = 0.000497235 Jy ! Component: 150 - total flux cleaned = 0.000539039 Jy ! Component: 200 - total flux cleaned = 0.000568554 Jy ! Total flux subtracted in 200 components = 0.000568554 Jy ! Clean residual min=-0.000694 max=0.000627 Jy/beam ! Clean residual mean=-0.000000 rms=0.000180 Jy/beam ! Combined flux in latest and established models = 0.117627 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 106 components and 0.117627 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=0.029520Jy sigma=0.673336 ! Fit after self-cal, rms=0.029520Jy sigma=0.673331 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 = 2.5422e-05 Jy ! Component: 100 - total flux cleaned = 2.55019e-05 Jy ! Component: 150 - total flux cleaned = 2.52921e-05 Jy ! Component: 200 - total flux cleaned = 1.95476e-05 Jy ! Total flux subtracted in 200 components = 1.95476e-05 Jy ! Clean residual min=-0.000677 max=0.000631 Jy/beam ! Clean residual mean=-0.000000 rms=0.000177 Jy/beam ! Combined flux in latest and established models = 0.117646 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 120 components and 0.117646 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=0.029519Jy sigma=0.673292 ! Fit after self-cal, rms=0.029519Jy sigma=0.673292 ! 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=0.9287 mas, bmaj=2.696 mas, bpa=20.71 degrees ! Estimated noise=0.224332 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9287 x 2.696 at 20.71 degrees (North through East) ! Clean map min=-0.00084725 max=0.10803 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=0.6927 mas, bmaj=2.576 mas, bpa=21.24 degrees ! Estimated noise=0.413468 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0822471 Jy ! Component: 100 - total flux cleaned = 0.100405 Jy ! Component: 150 - total flux cleaned = 0.107149 Jy ! Component: 200 - total flux cleaned = 0.11089 Jy ! Total flux subtracted in 200 components = 0.11089 Jy ! Clean residual min=-0.001684 max=0.001917 Jy/beam ! Clean residual mean=-0.000002 rms=0.000371 Jy/beam ! Combined flux in latest and established models = 0.11089 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 9 model components to the UV plane model. ! The established model now contains 9 components and 0.11089 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9287 mas, bmaj=2.696 mas, bpa=20.71 degrees ! Estimated noise=0.224332 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 = 0.00323285 Jy ! Component: 100 - total flux cleaned = 0.00501516 Jy ! Component: 150 - total flux cleaned = 0.00574035 Jy ! Component: 200 - total flux cleaned = 0.00615683 Jy ! Total flux subtracted in 200 components = 0.00615683 Jy ! Clean residual min=-0.000868 max=0.000810 Jy/beam ! Clean residual mean=-0.000000 rms=0.000203 Jy/beam ! Combined flux in latest and established models = 0.117047 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 30 components and 0.117047 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.994 mas, bmaj=2.992 mas, bpa=18.13 degrees ! Estimated noise=0.281366 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000504631 Jy ! Component: 100 - total flux cleaned = 0.000603287 Jy ! Component: 150 - total flux cleaned = 0.000685876 Jy ! Component: 200 - total flux cleaned = 0.000686683 Jy ! Total flux subtracted in 200 components = 0.000686683 Jy ! Clean residual min=-0.000844 max=0.000727 Jy/beam ! Clean residual mean=0.000000 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.117733 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 = -1.13423e-07 Jy ! Component: 100 - total flux cleaned = -2.64428e-05 Jy ! Component: 150 - total flux cleaned = -3.81832e-05 Jy ! Component: 200 - total flux cleaned = -4.85605e-05 Jy ! Total flux subtracted in 200 components = -4.85605e-05 Jy ! Clean residual min=-0.000787 max=0.000661 Jy/beam ! Clean residual mean=0.000000 rms=0.000190 Jy/beam ! Combined flux in latest and established models = 0.117685 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 62 components and 0.117685 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9287 mas, bmaj=2.696 mas, bpa=20.71 degrees ! Estimated noise=0.224332 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000101803 Jy ! Component: 100 - total flux cleaned = -5.09488e-05 Jy ! Component: 150 - total flux cleaned = -3.61942e-05 Jy ! Component: 200 - total flux cleaned = -2.2769e-05 Jy ! Total flux subtracted in 200 components = -2.2769e-05 Jy ! Clean residual min=-0.000708 max=0.000699 Jy/beam ! Clean residual mean=0.000000 rms=0.000170 Jy/beam ! Combined flux in latest and established models = 0.117662 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 79 components and 0.117662 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=0.029534Jy sigma=0.673840 ! Fit after self-cal, rms=0.029533Jy sigma=0.673808 wmodel J2102+4702_X_map.mod ! Writing 79 model components to file: J2102+4702_X_map.mod wobs J2102+4702_X_uvs.fits ! Writing UV FITS file: J2102+4702_X_uvs.fits wwins J2102+4702_X_map.win ! wwins: Wrote 3 windows to J2102+4702_X_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 = -9.29357e-05 Jy ! Component: 100 - total flux cleaned = -0.000191547 Jy ! Component: 150 - total flux cleaned = -0.00029701 Jy ! Component: 200 - total flux cleaned = -0.000364826 Jy ! Component: 250 - total flux cleaned = -0.000430596 Jy ! Component: 300 - total flux cleaned = -0.000494713 Jy ! Component: 350 - total flux cleaned = -0.000546829 Jy ! Component: 400 - total flux cleaned = -0.000618198 Jy ! Component: 450 - total flux cleaned = -0.000697977 Jy ! Component: 500 - total flux cleaned = -0.000737035 Jy ! Component: 550 - total flux cleaned = -0.000804417 Jy ! Component: 600 - total flux cleaned = -0.000851901 Jy ! Component: 650 - total flux cleaned = -0.00093605 Jy ! Component: 700 - total flux cleaned = -0.00100041 Jy ! Component: 750 - total flux cleaned = -0.0010458 Jy ! Component: 800 - total flux cleaned = -0.00109954 Jy ! Component: 850 - total flux cleaned = -0.00114381 Jy ! Component: 900 - total flux cleaned = -0.0011876 Jy ! Component: 950 - total flux cleaned = -0.0012393 Jy ! Component: 1000 - total flux cleaned = -0.00127345 Jy ! Component: 1050 - total flux cleaned = -0.00129029 Jy ! Component: 1100 - total flux cleaned = -0.00132388 Jy ! Component: 1150 - total flux cleaned = -0.001357 Jy ! Component: 1200 - total flux cleaned = -0.00138161 Jy ! Component: 1250 - total flux cleaned = -0.001414 Jy ! Component: 1300 - total flux cleaned = -0.00144601 Jy ! Component: 1350 - total flux cleaned = -0.00146191 Jy ! Component: 1400 - total flux cleaned = -0.0015092 Jy ! Component: 1450 - total flux cleaned = -0.00150139 Jy ! Component: 1500 - total flux cleaned = -0.00154775 Jy ! Component: 1550 - total flux cleaned = -0.00157065 Jy ! Component: 1600 - total flux cleaned = -0.0015934 Jy ! Component: 1650 - total flux cleaned = -0.00162332 Jy ! Component: 1700 - total flux cleaned = -0.00163076 Jy ! Component: 1750 - total flux cleaned = -0.00166025 Jy ! Component: 1800 - total flux cleaned = -0.00168221 Jy ! Component: 1850 - total flux cleaned = -0.00169678 Jy ! Component: 1900 - total flux cleaned = -0.00174703 Jy ! Component: 1950 - total flux cleaned = -0.00176834 Jy ! Component: 2000 - total flux cleaned = -0.00178964 Jy ! Component: 2050 - total flux cleaned = -0.00181073 Jy ! Component: 2100 - total flux cleaned = -0.00183871 Jy ! Component: 2150 - total flux cleaned = -0.00185952 Jy ! Component: 2200 - total flux cleaned = -0.0018938 Jy ! Component: 2250 - total flux cleaned = -0.00190734 Jy ! Component: 2300 - total flux cleaned = -0.00193441 Jy ! Component: 2350 - total flux cleaned = -0.00192762 Jy ! Component: 2400 - total flux cleaned = -0.00197419 Jy ! Component: 2450 - total flux cleaned = -0.00198745 Jy ! Component: 2500 - total flux cleaned = -0.00198741 Jy ! Component: 2550 - total flux cleaned = -0.00201347 Jy ! Component: 2600 - total flux cleaned = -0.00203294 Jy ! Component: 2650 - total flux cleaned = -0.00202009 Jy ! Component: 2700 - total flux cleaned = -0.00202006 Jy ! Component: 2750 - total flux cleaned = -0.0020391 Jy ! Component: 2800 - total flux cleaned = -0.00203911 Jy ! Component: 2850 - total flux cleaned = -0.00207045 Jy ! Component: 2900 - total flux cleaned = -0.00203932 Jy ! Component: 2950 - total flux cleaned = -0.0020579 Jy ! Component: 3000 - total flux cleaned = -0.00203951 Jy ! Component: 3050 - total flux cleaned = -0.00203952 Jy ! Component: 3100 - total flux cleaned = -0.0020517 Jy ! Component: 3150 - total flux cleaned = -0.00203965 Jy ! Component: 3200 - total flux cleaned = -0.00204566 Jy ! Component: 3250 - total flux cleaned = -0.00203375 Jy ! Component: 3300 - total flux cleaned = -0.00203967 Jy ! Component: 3350 - total flux cleaned = -0.00201007 Jy ! Component: 3400 - total flux cleaned = -0.0019984 Jy ! Component: 3450 - total flux cleaned = -0.00198673 Jy ! Component: 3500 - total flux cleaned = -0.00196344 Jy ! Component: 3550 - total flux cleaned = -0.00196924 Jy ! Component: 3600 - total flux cleaned = -0.00193482 Jy ! Component: 3650 - total flux cleaned = -0.0019177 Jy ! Component: 3700 - total flux cleaned = -0.00191772 Jy ! Component: 3750 - total flux cleaned = -0.00193466 Jy ! Component: 3800 - total flux cleaned = -0.00192342 Jy ! Component: 3850 - total flux cleaned = -0.00190099 Jy ! Component: 3900 - total flux cleaned = -0.00187311 Jy ! Component: 3950 - total flux cleaned = -0.00187311 Jy ! Component: 4000 - total flux cleaned = -0.0018676 Jy ! Component: 4050 - total flux cleaned = -0.00184013 Jy ! Total flux subtracted in 4096 components = -0.00181829 Jy ! Clean residual min=-0.000302 max=0.000280 Jy/beam ! Clean residual mean=0.000000 rms=0.000098 Jy/beam ! Combined flux in latest and established models = 0.115844 Jy keep ! Adding 323 model components to the UV plane model. ! The established model now contains 402 components and 0.115844 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J2102+4702_X_20180530_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9287 x 2.696 at 20.71 degrees (North through East) ! Clean map min=-0.00061067 max=0.10799 Jy/beam ! Writing clean map to FITS file: .//J2102+4702_X_20180530_map.fits wmodel .//J2102+4702_X_20180530_map.mod ! Writing 402 model components to file: .//J2102+4702_X_20180530_map.mod wobs .//J2102+4702_X_20180530_uvs.fits ! Writing UV FITS file: .//J2102+4702_X_20180530_uvs.fits wwins .//J2102+4702_X_20180530_map.win ! wwins: Wrote 4 windows to .//J2102+4702_X_20180530_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.107991 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.77234e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.271477 0.271477 0.542953 1.08591 2.17181 4.34363 8.68725 17.3745 34.749 69.498 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.107 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1105.07 quit ! Quitting program ! Log file .//J2102+4702_X_20180530_dfm.log closed on Sun Jul 8 13:49:51 2018