! Started logfile: .//J0237+2848_C_dfm.log on Mon Jan 20 17:17:25 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 .//J0237+2848_C_uva.fits ! Reading UV FITS file: .//J0237+2848_C_uva.fits ! AN table 1: 17 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.938375 visibilities/baseline/integration-bin. ! Found source: J0237+2848 ! ! 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 2680 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 J0237+2848_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=2.538677Jy sigma=47.414718 ! Fit after self-cal, rms=1.325470Jy sigma=25.344875 ! 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=4.579 mas, bmaj=9.542 mas, bpa=47.32 degrees ! Estimated noise=0.942025 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 = 1.7081 Jy ! Component: 100 - total flux cleaned = 2.18734 Jy ! Total flux subtracted in 100 components = 2.18734 Jy ! Clean residual min=-0.113347 max=0.215208 Jy/beam ! Clean residual mean=0.000937 rms=0.047325 Jy/beam ! Combined flux in latest and established models = 2.18734 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 21 components and 2.18734 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=0.379106Jy sigma=7.240930 ! Fit after self-cal, rms=0.377886Jy sigma=7.222073 ! 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=5.134 mas, bmaj=10.19 mas, bpa=46.23 degrees ! Estimated noise=0.763126 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 = 0.27178 Jy ! Component: 100 - total flux cleaned = 0.398723 Jy ! Component: 150 - total flux cleaned = 0.464964 Jy ! Component: 200 - total flux cleaned = 0.504473 Jy ! Total flux subtracted in 200 components = 0.504473 Jy ! Clean residual min=-0.050172 max=0.085270 Jy/beam ! Clean residual mean=0.000356 rms=0.016233 Jy/beam ! Combined flux in latest and established models = 2.69181 Jy ! Performing phase self-cal ! Adding 60 model components to the UV plane model. ! The established model now contains 81 components and 2.69181 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=0.136260Jy sigma=2.441730 ! Fit after self-cal, rms=0.135288Jy sigma=2.419763 ! Inverting map ! Added new window around map position (0.6, 13.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0573578 Jy ! Component: 100 - total flux cleaned = 0.0759798 Jy ! Component: 150 - total flux cleaned = 0.0899365 Jy ! Component: 200 - total flux cleaned = 0.0998044 Jy ! Total flux subtracted in 200 components = 0.0998044 Jy ! Clean residual min=-0.025873 max=0.027045 Jy/beam ! Clean residual mean=0.000105 rms=0.007515 Jy/beam ! Combined flux in latest and established models = 2.79161 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 126 components and 2.79161 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=0.084718Jy sigma=1.426446 ! Fit after self-cal, rms=0.081210Jy sigma=1.347762 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 5.134 x 10.19 at 46.23 degrees (North through East) ! Clean map min=-0.034308 max=2.2814 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 KP 1.00 LA 0.99 ! NL 1.03 OV 0.95 PT 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 KP 1.00 LA 1.00 ! NL 0.98 OV 0.97 PT 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 KP 1.01 LA 1.00 ! NL 0.98 OV 0.98 PT 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 KP 1.01 LA 1.00 ! NL 1.02 OV 0.98 PT 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 KP 1.01 LA 1.00 ! NL 1.00 OV 0.98 PT 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 KP 1.01 LA 1.01 ! NL 1.00 OV 0.98 PT 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 KP 1.01 LA 1.01 ! NL 1.05 OV 0.98 PT 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 KP 1.02 LA 1.01 ! NL 1.00 OV 0.99 PT 1.00 ! ! ! Fit before self-cal, rms=0.081210Jy sigma=1.347762 ! Fit after self-cal, rms=0.063846Jy sigma=1.018885 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=5.148 mas, bmaj=10.2 mas, bpa=46.18 degrees ! Estimated noise=0.760653 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 = 0.0180199 Jy ! Component: 100 - total flux cleaned = 0.0300244 Jy ! Component: 150 - total flux cleaned = 0.034213 Jy ! Component: 200 - total flux cleaned = 0.0379868 Jy ! Total flux subtracted in 200 components = 0.0379868 Jy ! Clean residual min=-0.011901 max=0.009764 Jy/beam ! Clean residual mean=0.000084 rms=0.003287 Jy/beam ! Combined flux in latest and established models = 2.8296 Jy ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 173 components and 2.8296 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=0.056824Jy sigma=0.872765 ! Fit after self-cal, rms=0.056581Jy sigma=0.868092 ! 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=0.056581Jy sigma=0.868092 ! Fit after self-cal, rms=0.056381Jy sigma=0.863872 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=5.149 mas, bmaj=10.2 mas, bpa=46.18 degrees ! Estimated noise=0.760025 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00398896 Jy ! Component: 100 - total flux cleaned = 0.00452075 Jy ! Component: 150 - total flux cleaned = 0.00584376 Jy ! Component: 200 - total flux cleaned = 0.00700159 Jy ! Total flux subtracted in 200 components = 0.00700159 Jy ! Clean residual min=-0.009524 max=0.007897 Jy/beam ! Clean residual mean=0.000057 rms=0.002595 Jy/beam ! Combined flux in latest and established models = 2.8366 Jy selfcal ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 201 components and 2.8366 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=0.054321Jy sigma=0.822332 ! Fit after self-cal, rms=0.054241Jy sigma=0.820659 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 = 0.00238246 Jy ! Component: 100 - total flux cleaned = 0.00334097 Jy ! Component: 150 - total flux cleaned = 0.00436214 Jy ! Component: 200 - total flux cleaned = 0.00529752 Jy ! Total flux subtracted in 200 components = 0.00529752 Jy ! Clean residual min=-0.009020 max=0.006928 Jy/beam ! Clean residual mean=0.000044 rms=0.002329 Jy/beam ! Combined flux in latest and established models = 2.8419 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 228 components and 2.8419 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=0.053367Jy sigma=0.804596 ! Fit after self-cal, rms=0.053342Jy sigma=0.804017 ! 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=0.053342Jy sigma=0.804017 ! Fit after self-cal, rms=0.053135Jy sigma=0.799843 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=5.149 mas, bmaj=10.2 mas, bpa=46.18 degrees ! Estimated noise=0.759909 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00155055 Jy ! Component: 100 - total flux cleaned = 0.00192572 Jy ! Component: 150 - total flux cleaned = 0.0029261 Jy ! Component: 200 - total flux cleaned = 0.00364298 Jy ! Total flux subtracted in 200 components = 0.00364298 Jy ! Clean residual min=-0.008039 max=0.005888 Jy/beam ! Clean residual mean=0.000039 rms=0.002008 Jy/beam ! Combined flux in latest and established models = 2.84554 Jy selfcal ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 261 components and 2.84554 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=0.052592Jy sigma=0.787951 ! Fit after self-cal, rms=0.052567Jy sigma=0.787394 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 = 0.000999863 Jy ! Component: 100 - total flux cleaned = 0.00117697 Jy ! Component: 150 - total flux cleaned = 0.0015788 Jy ! Component: 200 - total flux cleaned = 0.00195324 Jy ! Total flux subtracted in 200 components = 0.00195324 Jy ! Clean residual min=-0.007753 max=0.005762 Jy/beam ! Clean residual mean=0.000032 rms=0.001907 Jy/beam ! Combined flux in latest and established models = 2.84749 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 277 components and 2.84749 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=0.052281Jy sigma=0.782282 ! Fit after self-cal, rms=0.052273Jy sigma=0.782075 ! 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=0.052273Jy sigma=0.782075 ! Fit after self-cal, rms=0.052183Jy sigma=0.780485 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=5.64 mas, bmaj=10.59 mas, bpa=46.25 degrees ! Estimated noise=0.762366 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00124721 Jy ! Component: 100 - total flux cleaned = 0.00249542 Jy ! Component: 150 - total flux cleaned = 0.00299788 Jy ! Component: 200 - total flux cleaned = 0.00332479 Jy ! Total flux subtracted in 200 components = 0.00332479 Jy ! Clean residual min=-0.006980 max=0.005593 Jy/beam ! Clean residual mean=0.000033 rms=0.001790 Jy/beam ! Combined flux in latest and established models = 2.85082 Jy selfcal ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 301 components and 2.85082 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=0.051992Jy sigma=0.775600 ! Fit after self-cal, rms=0.051984Jy sigma=0.775462 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 = 0.000297492 Jy ! Component: 100 - total flux cleaned = 0.000354333 Jy ! Component: 150 - total flux cleaned = 0.000576209 Jy ! Component: 200 - total flux cleaned = 0.000785143 Jy ! Total flux subtracted in 200 components = 0.000785143 Jy ! Clean residual min=-0.006797 max=0.005495 Jy/beam ! Clean residual mean=0.000029 rms=0.001738 Jy/beam ! Combined flux in latest and established models = 2.8516 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 321 components and 2.8516 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=0.051858Jy sigma=0.773135 ! Fit after self-cal, rms=0.051855Jy sigma=0.773063 ! 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=5.149 mas, bmaj=10.21 mas, bpa=46.18 degrees ! Estimated noise=0.759966 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 5.149 x 10.21 at 46.18 degrees (North through East) ! Clean map min=-0.014522 max=2.2721 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 ! Performing amp+phase self-cal ! ! 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=0.051855Jy sigma=0.773063 ! Fit after self-cal, rms=0.045385Jy sigma=0.671793 ! Inverting map and beam ! Estimated beam: bmin=5.149 mas, bmaj=10.2 mas, bpa=46.19 degrees ! Estimated noise=0.760115 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000854318 Jy ! Component: 100 - total flux cleaned = 0.00102765 Jy ! Component: 150 - total flux cleaned = 0.00129296 Jy ! Component: 200 - total flux cleaned = 0.00144173 Jy ! Total flux subtracted in 200 components = 0.00144173 Jy ! Clean residual min=-0.006374 max=0.005056 Jy/beam ! Clean residual mean=0.000023 rms=0.001559 Jy/beam ! Combined flux in latest and established models = 2.85304 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 349 components and 2.85304 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=0.045256Jy sigma=0.668963 ! Fit after self-cal, rms=0.045252Jy sigma=0.668860 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000339666 Jy ! Component: 100 - total flux cleaned = 0.000565451 Jy ! Component: 150 - total flux cleaned = 0.000778801 Jy ! Component: 200 - total flux cleaned = 0.000859065 Jy ! Total flux subtracted in 200 components = 0.000859065 Jy ! Clean residual min=-0.006292 max=0.004957 Jy/beam ! Clean residual mean=0.000021 rms=0.001529 Jy/beam ! Combined flux in latest and established models = 2.8539 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 367 components and 2.8539 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=0.045170Jy sigma=0.667192 ! Fit after self-cal, rms=0.045166Jy sigma=0.667115 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.045166Jy sigma=0.667115 ! Fit after self-cal, rms=0.045164Jy sigma=0.666682 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=4.592 mas, bmaj=9.559 mas, bpa=47.24 degrees ! Estimated noise=0.939846 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.704 Jy ! Component: 100 - total flux cleaned = 2.1767 Jy ! Component: 150 - total flux cleaned = 2.40977 Jy ! Component: 200 - total flux cleaned = 2.54111 Jy ! Total flux subtracted in 200 components = 2.54111 Jy ! Clean residual min=-0.048589 max=0.068331 Jy/beam ! Clean residual mean=0.000467 rms=0.017940 Jy/beam ! Combined flux in latest and established models = 2.54111 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 36 model components to the UV plane model. ! The established model now contains 36 components and 2.54111 Jy ! Inverting map and beam ! Estimated beam: bmin=5.15 mas, bmaj=10.21 mas, bpa=46.19 degrees ! Estimated noise=0.760206 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 = 0.0963138 Jy ! Component: 100 - total flux cleaned = 0.154261 Jy ! Component: 150 - total flux cleaned = 0.19362 Jy ! Component: 200 - total flux cleaned = 0.222005 Jy ! Total flux subtracted in 200 components = 0.222005 Jy ! Clean residual min=-0.019788 max=0.016538 Jy/beam ! Clean residual mean=0.000217 rms=0.006500 Jy/beam ! Combined flux in latest and established models = 2.76312 Jy ! Adding 76 model components to the UV plane model. ! The established model now contains 111 components and 2.76312 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=5.641 mas, bmaj=10.6 mas, bpa=46.25 degrees ! Estimated noise=0.76256 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0222236 Jy ! Component: 100 - total flux cleaned = 0.0366269 Jy ! Component: 150 - total flux cleaned = 0.0484635 Jy ! Component: 200 - total flux cleaned = 0.058272 Jy ! Total flux subtracted in 200 components = 0.058272 Jy ! Clean residual min=-0.013331 max=0.010832 Jy/beam ! Clean residual mean=0.000111 rms=0.003793 Jy/beam ! Combined flux in latest and established models = 2.82139 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 = 0.00664979 Jy ! Component: 100 - total flux cleaned = 0.0130716 Jy ! Component: 150 - total flux cleaned = 0.0171805 Jy ! Component: 200 - total flux cleaned = 0.019733 Jy ! Total flux subtracted in 200 components = 0.019733 Jy ! Clean residual min=-0.010550 max=0.008038 Jy/beam ! Clean residual mean=0.000072 rms=0.002725 Jy/beam ! Combined flux in latest and established models = 2.84112 Jy ! Adding 104 model components to the UV plane model. ! The established model now contains 210 components and 2.84112 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=5.15 mas, bmaj=10.21 mas, bpa=46.19 degrees ! Estimated noise=0.760206 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00125491 Jy ! Component: 100 - total flux cleaned = 0.00116646 Jy ! Component: 150 - total flux cleaned = 0.00332488 Jy ! Component: 200 - total flux cleaned = 0.00530433 Jy ! Total flux subtracted in 200 components = 0.00530433 Jy ! Clean residual min=-0.008524 max=0.006436 Jy/beam ! Clean residual mean=0.000051 rms=0.002159 Jy/beam ! Combined flux in latest and established models = 2.84642 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 236 components and 2.84642 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=0.046789Jy sigma=0.702385 ! Fit after self-cal, rms=0.046623Jy sigma=0.697155 wmodel J0237+2848_C_map.mod ! Writing 236 model components to file: J0237+2848_C_map.mod wobs J0237+2848_C_uvs.fits ! Writing UV FITS file: J0237+2848_C_uvs.fits wwins J0237+2848_C_map.win ! wwins: Wrote 2 windows to J0237+2848_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 = -0.00365536 Jy ! Component: 100 - total flux cleaned = -0.0066312 Jy ! Component: 150 - total flux cleaned = -0.0092752 Jy ! Component: 200 - total flux cleaned = -0.0112802 Jy ! Component: 250 - total flux cleaned = -0.0128319 Jy ! Component: 300 - total flux cleaned = -0.01409 Jy ! Component: 350 - total flux cleaned = -0.0151791 Jy ! Component: 400 - total flux cleaned = -0.0157861 Jy ! Component: 450 - total flux cleaned = -0.0162918 Jy ! Component: 500 - total flux cleaned = -0.0161157 Jy ! Component: 550 - total flux cleaned = -0.016061 Jy ! Component: 600 - total flux cleaned = -0.0160072 Jy ! Component: 650 - total flux cleaned = -0.0160077 Jy ! Component: 700 - total flux cleaned = -0.0158153 Jy ! Component: 750 - total flux cleaned = -0.015724 Jy ! Component: 800 - total flux cleaned = -0.0155473 Jy ! Component: 850 - total flux cleaned = -0.0154613 Jy ! Component: 900 - total flux cleaned = -0.0152589 Jy ! Component: 950 - total flux cleaned = -0.0152597 Jy ! Component: 1000 - total flux cleaned = -0.015109 Jy ! Component: 1050 - total flux cleaned = -0.0149654 Jy ! Component: 1100 - total flux cleaned = -0.0149317 Jy ! Component: 1150 - total flux cleaned = -0.0148313 Jy ! Component: 1200 - total flux cleaned = -0.0147687 Jy ! Component: 1250 - total flux cleaned = -0.0146765 Jy ! Component: 1300 - total flux cleaned = -0.0146159 Jy ! Component: 1350 - total flux cleaned = -0.0145004 Jy ! Component: 1400 - total flux cleaned = -0.0144173 Jy ! Component: 1450 - total flux cleaned = -0.0144176 Jy ! Component: 1500 - total flux cleaned = -0.0144177 Jy ! Component: 1550 - total flux cleaned = -0.0145184 Jy ! Component: 1600 - total flux cleaned = -0.0146154 Jy ! Component: 1650 - total flux cleaned = -0.0146392 Jy ! Component: 1700 - total flux cleaned = -0.014662 Jy ! Component: 1750 - total flux cleaned = -0.0146621 Jy ! Component: 1800 - total flux cleaned = -0.0146838 Jy ! Component: 1850 - total flux cleaned = -0.0146202 Jy ! Component: 1900 - total flux cleaned = -0.0145585 Jy ! Component: 1950 - total flux cleaned = -0.0144785 Jy ! Component: 2000 - total flux cleaned = -0.0144596 Jy ! Component: 2050 - total flux cleaned = -0.0143833 Jy ! Component: 2100 - total flux cleaned = -0.014327 Jy ! Component: 2150 - total flux cleaned = -0.0141808 Jy ! Component: 2200 - total flux cleaned = -0.0141272 Jy ! Component: 2250 - total flux cleaned = -0.0140046 Jy ! Component: 2300 - total flux cleaned = -0.013919 Jy ! Component: 2350 - total flux cleaned = -0.0138684 Jy ! Component: 2400 - total flux cleaned = -0.013786 Jy ! Component: 2450 - total flux cleaned = -0.0136889 Jy ! Component: 2500 - total flux cleaned = -0.0136098 Jy ! Component: 2550 - total flux cleaned = -0.0135167 Jy ! Component: 2600 - total flux cleaned = -0.0134252 Jy ! Component: 2650 - total flux cleaned = -0.013306 Jy ! Component: 2700 - total flux cleaned = -0.0132328 Jy ! Component: 2750 - total flux cleaned = -0.0131031 Jy ! Component: 2800 - total flux cleaned = -0.0130605 Jy ! Component: 2850 - total flux cleaned = -0.0129904 Jy ! Component: 2900 - total flux cleaned = -0.0129628 Jy ! Component: 2950 - total flux cleaned = -0.0129218 Jy ! Component: 3000 - total flux cleaned = -0.0128681 Jy ! Component: 3050 - total flux cleaned = -0.0128151 Jy ! Component: 3100 - total flux cleaned = -0.0127363 Jy ! Component: 3150 - total flux cleaned = -0.0127106 Jy ! Component: 3200 - total flux cleaned = -0.0126591 Jy ! Component: 3250 - total flux cleaned = -0.0125828 Jy ! Component: 3300 - total flux cleaned = -0.0125072 Jy ! Component: 3350 - total flux cleaned = -0.0124448 Jy ! Component: 3400 - total flux cleaned = -0.0124323 Jy ! Component: 3450 - total flux cleaned = -0.0123465 Jy ! Component: 3500 - total flux cleaned = -0.012286 Jy ! Component: 3550 - total flux cleaned = -0.012226 Jy ! Component: 3600 - total flux cleaned = -0.0121903 Jy ! Component: 3650 - total flux cleaned = -0.0121313 Jy ! Component: 3700 - total flux cleaned = -0.0120845 Jy ! Component: 3750 - total flux cleaned = -0.0120498 Jy ! Component: 3800 - total flux cleaned = -0.0120498 Jy ! Component: 3850 - total flux cleaned = -0.0120038 Jy ! Component: 3900 - total flux cleaned = -0.0119924 Jy ! Component: 3950 - total flux cleaned = -0.0120152 Jy ! Component: 4000 - total flux cleaned = -0.0120152 Jy ! Component: 4050 - total flux cleaned = -0.0120602 Jy ! Total flux subtracted in 4096 components = -0.0120938 Jy ! Clean residual min=-0.000615 max=0.000624 Jy/beam ! Clean residual mean=0.000005 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 2.83433 Jy keep ! Adding 352 model components to the UV plane model. ! The established model now contains 588 components and 2.83433 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J0237+2848_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 5.15 x 10.21 at 46.19 degrees (North through East) ! Clean map min=-0.0065838 max=2.2649 Jy/beam ! Writing clean map to FITS file: .//J0237+2848_C_map.fits wmodel .//J0237+2848_C_map.mod ! Writing 588 model components to file: .//J0237+2848_C_map.mod wobs .//J0237+2848_C_uvs.fits ! Writing UV FITS file: .//J0237+2848_C_uvs.fits wwins .//J0237+2848_C_map.win ! wwins: Wrote 3 windows to .//J0237+2848_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 2.26488 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000207464 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0274801 0.0274801 0.0549603 0.109921 0.219841 0.439682 0.879364 1.75873 3.51746 7.03491 14.0698 28.1397 56.2793 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 2.264 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 10917 quit ! Quitting program ! Log file .//J0237+2848_C_dfm.log closed on Mon Jan 20 17:17:29 2020