! Started logfile: .//J1658+0741_X_20180530_dfm.log on Sun Jul 8 13:45:39 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 .//J1658+0741_X_20180530_uva.fits ! Reading UV FITS file: .//J1658+0741_X_20180530_uva.fits ! AN table 1: 17 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.915033 visibilities/baseline/integration-bin. ! Found source: J1658+0741 ! ! 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 4480 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 J1658+0741_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 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.380839Jy sigma=34.301765 ! Fit after self-cal, rms=0.140197Jy sigma=3.441204 ! 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=0.8265 mas, bmaj=3.522 mas, bpa=-18.13 degrees ! Estimated noise=0.585855 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 = 0.700306 Jy ! Component: 100 - total flux cleaned = 0.853468 Jy ! Total flux subtracted in 100 components = 0.853468 Jy ! Clean residual min=-0.027924 max=0.053869 Jy/beam ! Clean residual mean=0.000014 rms=0.009229 Jy/beam ! Combined flux in latest and established models = 0.853468 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.853468 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=0.106511Jy sigma=2.662877 ! Fit after self-cal, rms=0.106437Jy sigma=2.661457 ! 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=1.017 mas, bmaj=3.529 mas, bpa=-17.51 degrees ! Estimated noise=0.434481 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 (-6.4, 8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0570898 Jy ! Component: 100 - total flux cleaned = 0.0903334 Jy ! Component: 150 - total flux cleaned = 0.111519 Jy ! Component: 200 - total flux cleaned = 0.121932 Jy ! Total flux subtracted in 200 components = 0.121932 Jy ! Clean residual min=-0.015995 max=0.030767 Jy/beam ! Clean residual mean=0.000015 rms=0.005214 Jy/beam ! Combined flux in latest and established models = 0.9754 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 23 components and 0.9754 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=0.066449Jy sigma=1.593770 ! Fit after self-cal, rms=0.064907Jy sigma=1.542217 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.017 x 3.529 at -17.51 degrees (North through East) ! Clean map min=-0.015941 max=0.88372 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 HN 0.97 KP 0.98 ! LA 1.00 MK 0.97 NL 1.07 OV 1.00 ! PT 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 0.98 KP 0.97 ! LA 1.00 MK 0.96 NL 1.06 OV 1.01 ! PT 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.02 HN 0.98 KP 0.98 ! LA 1.00 MK 0.97 NL 1.05 OV 1.02 ! PT 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.00 HN 0.95 KP 0.97 ! LA 1.00 MK 0.99 NL 1.06 OV 1.01 ! PT 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.02 HN 0.99 KP 0.96 ! LA 0.99 MK 1.02 NL 1.06 OV 1.01 ! PT 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.02 HN 1.00 KP 0.98 ! LA 0.98 MK 1.01 NL 1.06 OV 1.01 ! PT 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.03 HN 0.99 KP 0.95 ! LA 0.97 MK 1.02 NL 1.08 OV 1.02 ! PT 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.04 HN 1.01 KP 0.97 ! LA 0.98 MK 1.03 NL 1.06 OV 1.01 ! PT 0.97 ! ! ! Fit before self-cal, rms=0.064907Jy sigma=1.542217 ! Fit after self-cal, rms=0.049504Jy sigma=1.153085 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.019 mas, bmaj=3.481 mas, bpa=-17.45 degrees ! Estimated noise=0.429837 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 (4.4, -5.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0206512 Jy ! Component: 100 - total flux cleaned = 0.0259879 Jy ! Component: 150 - total flux cleaned = 0.0296991 Jy ! Component: 200 - total flux cleaned = 0.0318179 Jy ! Total flux subtracted in 200 components = 0.0318179 Jy ! Clean residual min=-0.006204 max=0.009211 Jy/beam ! Clean residual mean=0.000001 rms=0.001741 Jy/beam ! Combined flux in latest and established models = 1.00722 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 42 components and 1.00722 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=0.038428Jy sigma=0.841556 ! Fit after self-cal, rms=0.038138Jy sigma=0.834272 ! 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=0.038138Jy sigma=0.834272 ! Fit after self-cal, rms=0.037487Jy sigma=0.817003 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.02 mas, bmaj=3.466 mas, bpa=-17.43 degrees ! Estimated noise=0.429367 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00540168 Jy ! Component: 100 - total flux cleaned = 0.00659908 Jy ! Component: 150 - total flux cleaned = 0.00631016 Jy ! Component: 200 - total flux cleaned = 0.00630943 Jy ! Total flux subtracted in 200 components = 0.00630943 Jy ! Clean residual min=-0.004924 max=0.006830 Jy/beam ! Clean residual mean=0.000001 rms=0.001340 Jy/beam ! Combined flux in latest and established models = 1.01353 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 60 components and 1.01353 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=0.035642Jy sigma=0.768045 ! Fit after self-cal, rms=0.035546Jy sigma=0.766903 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 (-9.4, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00407449 Jy ! Component: 100 - total flux cleaned = 0.00467769 Jy ! Component: 150 - total flux cleaned = 0.00514094 Jy ! Component: 200 - total flux cleaned = 0.00534804 Jy ! Total flux subtracted in 200 components = 0.00534804 Jy ! Clean residual min=-0.004152 max=0.004570 Jy/beam ! Clean residual mean=-0.000001 rms=0.001076 Jy/beam ! Combined flux in latest and established models = 1.01888 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 89 components and 1.01888 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=0.034204Jy sigma=0.732131 ! Fit after self-cal, rms=0.034179Jy sigma=0.731746 ! Inverting map ! Added new window around map position (-22.6, 24.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0026604 Jy ! Component: 100 - total flux cleaned = 0.00312096 Jy ! Component: 150 - total flux cleaned = 0.00371148 Jy ! Component: 200 - total flux cleaned = 0.00414232 Jy ! Total flux subtracted in 200 components = 0.00414232 Jy ! Clean residual min=-0.003437 max=0.004150 Jy/beam ! Clean residual mean=-0.000000 rms=0.000883 Jy/beam ! Combined flux in latest and established models = 1.02302 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 111 components and 1.02302 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=0.033291Jy sigma=0.708456 ! Fit after self-cal, rms=0.033238Jy sigma=0.707585 ! Inverting map ! Added new window around map position (4.2, 28.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00254856 Jy ! Component: 100 - total flux cleaned = 0.00318907 Jy ! Component: 150 - total flux cleaned = 0.00389909 Jy ! Component: 200 - total flux cleaned = 0.0046071 Jy ! Total flux subtracted in 200 components = 0.0046071 Jy ! Clean residual min=-0.002864 max=0.002982 Jy/beam ! Clean residual mean=0.000000 rms=0.000732 Jy/beam ! Combined flux in latest and established models = 1.02763 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 144 components and 1.02762 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=0.032646Jy sigma=0.693226 ! Fit after self-cal, rms=0.032633Jy sigma=0.692919 ! 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=0.032633Jy sigma=0.692919 ! Fit after self-cal, rms=0.032504Jy sigma=0.689515 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.021 mas, bmaj=3.462 mas, bpa=-17.42 degrees ! Estimated noise=0.429159 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000117914 Jy ! Component: 100 - total flux cleaned = 0.000579309 Jy ! Component: 150 - total flux cleaned = 0.0011297 Jy ! Component: 200 - total flux cleaned = 0.00147048 Jy ! Total flux subtracted in 200 components = 0.00147048 Jy ! Clean residual min=-0.002321 max=0.002514 Jy/beam ! Clean residual mean=0.000000 rms=0.000625 Jy/beam ! Combined flux in latest and established models = 1.0291 Jy selfcal ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 168 components and 1.0291 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=0.032269Jy sigma=0.683012 ! Fit after self-cal, rms=0.032259Jy sigma=0.682864 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 = 0.000327473 Jy ! Component: 100 - total flux cleaned = 0.000736736 Jy ! Component: 150 - total flux cleaned = 0.00093225 Jy ! Component: 200 - total flux cleaned = 0.00125461 Jy ! Total flux subtracted in 200 components = 0.00125461 Jy ! Clean residual min=-0.002160 max=0.002259 Jy/beam ! Clean residual mean=0.000000 rms=0.000578 Jy/beam ! Combined flux in latest and established models = 1.03035 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 179 components and 1.03035 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=0.032127Jy sigma=0.679031 ! Fit after self-cal, rms=0.032124Jy sigma=0.678971 ! 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=0.032124Jy sigma=0.678971 ! Fit after self-cal, rms=0.032107Jy sigma=0.678589 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.232 mas, bmaj=3.603 mas, bpa=-7.611 degrees ! Estimated noise=0.506909 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000237199 Jy ! Component: 100 - total flux cleaned = 0.000840012 Jy ! Component: 150 - total flux cleaned = 0.00114823 Jy ! Component: 200 - total flux cleaned = 0.00135082 Jy ! Total flux subtracted in 200 components = 0.00135082 Jy ! Clean residual min=-0.002296 max=0.002067 Jy/beam ! Clean residual mean=0.000000 rms=0.000594 Jy/beam ! Combined flux in latest and established models = 1.0317 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 207 components and 1.0317 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=0.032021Jy sigma=0.676261 ! Fit after self-cal, rms=0.032015Jy sigma=0.676120 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 = -0.000336034 Jy ! Component: 100 - total flux cleaned = -4.57513e-05 Jy ! Component: 150 - total flux cleaned = 0.000125595 Jy ! Component: 200 - total flux cleaned = 0.000222736 Jy ! Total flux subtracted in 200 components = 0.000222736 Jy ! Clean residual min=-0.002099 max=0.002026 Jy/beam ! Clean residual mean=0.000000 rms=0.000563 Jy/beam ! Combined flux in latest and established models = 1.03192 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 228 components and 1.03192 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=0.031977Jy sigma=0.674894 ! Fit after self-cal, rms=0.031975Jy sigma=0.674845 ! 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=1.021 mas, bmaj=3.461 mas, bpa=-17.42 degrees ! Estimated noise=0.429037 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.021 x 3.461 at -17.42 degrees (North through East) ! Clean map min=-0.0061585 max=0.87624 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=0.031975Jy sigma=0.674845 ! Fit after self-cal, rms=0.029752Jy sigma=0.628093 ! Inverting map and beam ! Estimated beam: bmin=1.021 mas, bmaj=3.46 mas, bpa=-17.42 degrees ! Estimated noise=0.428986 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000294921 Jy ! Component: 100 - total flux cleaned = -0.000297566 Jy ! Component: 150 - total flux cleaned = -0.000299829 Jy ! Component: 200 - total flux cleaned = -0.000267801 Jy ! Total flux subtracted in 200 components = -0.000267801 Jy ! Clean residual min=-0.001747 max=0.001873 Jy/beam ! Clean residual mean=0.000000 rms=0.000476 Jy/beam ! Combined flux in latest and established models = 1.03166 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 248 components and 1.03166 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=0.029661Jy sigma=0.625671 ! Fit after self-cal, rms=0.029660Jy sigma=0.625618 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.13923e-05 Jy ! Component: 100 - total flux cleaned = -9.92687e-06 Jy ! Component: 150 - total flux cleaned = 0.000107266 Jy ! Component: 200 - total flux cleaned = 0.000192479 Jy ! Total flux subtracted in 200 components = 0.000192479 Jy ! Clean residual min=-0.001756 max=0.001767 Jy/beam ! Clean residual mean=0.000000 rms=0.000457 Jy/beam ! Combined flux in latest and established models = 1.03185 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 262 components and 1.03185 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=0.029606Jy sigma=0.624141 ! Fit after self-cal, rms=0.029605Jy sigma=0.624114 ! 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=0.029605Jy sigma=0.624114 ! Fit after self-cal, rms=0.029599Jy sigma=0.623983 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=0.828 mas, bmaj=3.454 mas, bpa=-18.11 degrees ! Estimated noise=0.575408 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.687734 Jy ! Component: 100 - total flux cleaned = 0.838949 Jy ! Component: 150 - total flux cleaned = 0.896311 Jy ! Component: 200 - total flux cleaned = 0.929102 Jy ! Total flux subtracted in 200 components = 0.929102 Jy ! Clean residual min=-0.014120 max=0.023587 Jy/beam ! Clean residual mean=0.000009 rms=0.003975 Jy/beam ! Combined flux in latest and established models = 0.929102 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.929102 Jy ! Inverting map and beam ! Estimated beam: bmin=1.021 mas, bmaj=3.459 mas, bpa=-17.42 degrees ! Estimated noise=0.428948 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) ! Added new window around map position (-2, 2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0242538 Jy ! Component: 100 - total flux cleaned = 0.0408125 Jy ! Component: 150 - total flux cleaned = 0.0533414 Jy ! Component: 200 - total flux cleaned = 0.063221 Jy ! Total flux subtracted in 200 components = 0.063221 Jy ! Clean residual min=-0.006900 max=0.009954 Jy/beam ! Clean residual mean=0.000006 rms=0.001880 Jy/beam ! Combined flux in latest and established models = 0.992323 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 37 components and 0.992323 Jy ! Inverting map ! Added new window around map position (13.2, -14.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0097101 Jy ! Component: 100 - total flux cleaned = 0.0154117 Jy ! Component: 150 - total flux cleaned = 0.0186591 Jy ! Component: 200 - total flux cleaned = 0.0214823 Jy ! Total flux subtracted in 200 components = 0.0214823 Jy ! Clean residual min=-0.004753 max=0.005096 Jy/beam ! Clean residual mean=0.000002 rms=0.001161 Jy/beam ! Combined flux in latest and established models = 1.01381 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 63 components and 1.01381 Jy ! Inverting map ! Added new window around map position (-17, 22.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0024054 Jy ! Component: 100 - total flux cleaned = 0.00334629 Jy ! Component: 150 - total flux cleaned = 0.00432538 Jy ! Component: 200 - total flux cleaned = 0.00533986 Jy ! Total flux subtracted in 200 components = 0.00533986 Jy ! Clean residual min=-0.003534 max=0.003652 Jy/beam ! Clean residual mean=0.000001 rms=0.000868 Jy/beam ! Combined flux in latest and established models = 1.01915 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 84 components and 1.01915 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=2.232 mas, bmaj=3.602 mas, bpa=-7.589 degrees ! Estimated noise=0.50679 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000612547 Jy ! Component: 100 - total flux cleaned = 0.000930254 Jy ! Component: 150 - total flux cleaned = 0.0012087 Jy ! Component: 200 - total flux cleaned = 0.001629 Jy ! Total flux subtracted in 200 components = 0.001629 Jy ! Clean residual min=-0.002981 max=0.002634 Jy/beam ! Clean residual mean=0.000002 rms=0.000788 Jy/beam ! Combined flux in latest and established models = 1.02077 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 = 0.000453595 Jy ! Component: 100 - total flux cleaned = 0.000933964 Jy ! Component: 150 - total flux cleaned = 0.00125096 Jy ! Component: 200 - total flux cleaned = 0.0016653 Jy ! Total flux subtracted in 200 components = 0.0016653 Jy ! Clean residual min=-0.002520 max=0.002188 Jy/beam ! Clean residual mean=0.000001 rms=0.000657 Jy/beam ! Combined flux in latest and established models = 1.02244 Jy ! Adding 59 model components to the UV plane model. ! The established model now contains 138 components and 1.02244 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.021 mas, bmaj=3.459 mas, bpa=-17.42 degrees ! Estimated noise=0.428948 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.87236e-05 Jy ! Component: 100 - total flux cleaned = 0.000228113 Jy ! Component: 150 - total flux cleaned = 0.000675371 Jy ! Component: 200 - total flux cleaned = 0.00109498 Jy ! Total flux subtracted in 200 components = 0.00109498 Jy ! Clean residual min=-0.002304 max=0.002245 Jy/beam ! Clean residual mean=0.000001 rms=0.000558 Jy/beam ! Combined flux in latest and established models = 1.02353 Jy selfcal ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 170 components and 1.02354 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=0.029892Jy sigma=0.633686 ! Fit after self-cal, rms=0.029823Jy sigma=0.631964 wmodel J1658+0741_X_map.mod ! Writing 170 model components to file: J1658+0741_X_map.mod wobs J1658+0741_X_uvs.fits ! Writing UV FITS file: J1658+0741_X_uvs.fits wwins J1658+0741_X_map.win ! wwins: Wrote 9 windows to J1658+0741_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 = -0.000168277 Jy ! Component: 100 - total flux cleaned = -9.4838e-05 Jy ! Component: 150 - total flux cleaned = -9.43232e-05 Jy ! Component: 200 - total flux cleaned = -1.41184e-06 Jy ! Component: 250 - total flux cleaned = 0.000117298 Jy ! Component: 300 - total flux cleaned = 0.000228992 Jy ! Component: 350 - total flux cleaned = 0.000309201 Jy ! Component: 400 - total flux cleaned = 0.000334957 Jy ! Component: 450 - total flux cleaned = 0.000359532 Jy ! Component: 500 - total flux cleaned = 0.00040648 Jy ! Component: 550 - total flux cleaned = 0.000360568 Jy ! Component: 600 - total flux cleaned = 0.000449846 Jy ! Component: 650 - total flux cleaned = 0.000449592 Jy ! Component: 700 - total flux cleaned = 0.000574198 Jy ! Component: 750 - total flux cleaned = 0.000574024 Jy ! Component: 800 - total flux cleaned = 0.000692604 Jy ! Component: 850 - total flux cleaned = 0.000730446 Jy ! Component: 900 - total flux cleaned = 0.000749019 Jy ! Component: 950 - total flux cleaned = 0.00082209 Jy ! Component: 1000 - total flux cleaned = 0.000910936 Jy ! Component: 1050 - total flux cleaned = 0.000997317 Jy ! Component: 1100 - total flux cleaned = 0.00103048 Jy ! Component: 1150 - total flux cleaned = 0.00103054 Jy ! Component: 1200 - total flux cleaned = 0.00104672 Jy ! Component: 1250 - total flux cleaned = 0.00107852 Jy ! Component: 1300 - total flux cleaned = 0.00107843 Jy ! Component: 1350 - total flux cleaned = 0.00104863 Jy ! Component: 1400 - total flux cleaned = 0.00103411 Jy ! Component: 1450 - total flux cleaned = 0.00104866 Jy ! Component: 1500 - total flux cleaned = 0.00103465 Jy ! Component: 1550 - total flux cleaned = 0.00107622 Jy ! Component: 1600 - total flux cleaned = 0.00104847 Jy ! Component: 1650 - total flux cleaned = 0.00106203 Jy ! Component: 1700 - total flux cleaned = 0.00102234 Jy ! Component: 1750 - total flux cleaned = 0.00100935 Jy ! Component: 1800 - total flux cleaned = 0.000983619 Jy ! Component: 1850 - total flux cleaned = 0.000983695 Jy ! Component: 1900 - total flux cleaned = 0.000946497 Jy ! Component: 1950 - total flux cleaned = 0.000946443 Jy ! Component: 2000 - total flux cleaned = 0.00092233 Jy ! Component: 2050 - total flux cleaned = 0.000886965 Jy ! Component: 2100 - total flux cleaned = 0.000875299 Jy ! Component: 2150 - total flux cleaned = 0.000852267 Jy ! Component: 2200 - total flux cleaned = 0.000806903 Jy ! Component: 2250 - total flux cleaned = 0.000795803 Jy ! Component: 2300 - total flux cleaned = 0.000773542 Jy ! Component: 2350 - total flux cleaned = 0.000740901 Jy ! Component: 2400 - total flux cleaned = 0.000687372 Jy ! Component: 2450 - total flux cleaned = 0.000655626 Jy ! Component: 2500 - total flux cleaned = 0.000613936 Jy ! Component: 2550 - total flux cleaned = 0.000603584 Jy ! Component: 2600 - total flux cleaned = 0.000613728 Jy ! Component: 2650 - total flux cleaned = 0.000573537 Jy ! Component: 2700 - total flux cleaned = 0.000583296 Jy ! Component: 2750 - total flux cleaned = 0.000563613 Jy ! Component: 2800 - total flux cleaned = 0.000544208 Jy ! Component: 2850 - total flux cleaned = 0.00052509 Jy ! Component: 2900 - total flux cleaned = 0.000553374 Jy ! Component: 2950 - total flux cleaned = 0.000515956 Jy ! Component: 3000 - total flux cleaned = 0.000552969 Jy ! Component: 3050 - total flux cleaned = 0.00055287 Jy ! Component: 3100 - total flux cleaned = 0.000570843 Jy ! Component: 3150 - total flux cleaned = 0.000561901 Jy ! Component: 3200 - total flux cleaned = 0.000579578 Jy ! Component: 3250 - total flux cleaned = 0.000614713 Jy ! Component: 3300 - total flux cleaned = 0.000614761 Jy ! Component: 3350 - total flux cleaned = 0.0006147 Jy ! Component: 3400 - total flux cleaned = 0.000597453 Jy ! Component: 3450 - total flux cleaned = 0.000622953 Jy ! Component: 3500 - total flux cleaned = 0.000606083 Jy ! Component: 3550 - total flux cleaned = 0.000581023 Jy ! Component: 3600 - total flux cleaned = 0.000581006 Jy ! Component: 3650 - total flux cleaned = 0.00058094 Jy ! Component: 3700 - total flux cleaned = 0.000556405 Jy ! Component: 3750 - total flux cleaned = 0.000548337 Jy ! Component: 3800 - total flux cleaned = 0.000556385 Jy ! Component: 3850 - total flux cleaned = 0.000564397 Jy ! Component: 3900 - total flux cleaned = 0.000580215 Jy ! Component: 3950 - total flux cleaned = 0.000572409 Jy ! Component: 4000 - total flux cleaned = 0.000580243 Jy ! Component: 4050 - total flux cleaned = 0.00061144 Jy ! Total flux subtracted in 4096 components = 0.000603635 Jy ! Clean residual min=-0.000452 max=0.000518 Jy/beam ! Clean residual mean=0.000000 rms=0.000135 Jy/beam ! Combined flux in latest and established models = 1.02414 Jy keep ! Adding 283 model components to the UV plane model. ! The established model now contains 452 components and 1.02414 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1658+0741_X_20180530_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.021 x 3.459 at -17.42 degrees (North through East) ! Clean map min=-0.0025298 max=0.86955 Jy/beam ! Writing clean map to FITS file: .//J1658+0741_X_20180530_map.fits wmodel .//J1658+0741_X_20180530_map.mod ! Writing 452 model components to file: .//J1658+0741_X_20180530_map.mod wobs .//J1658+0741_X_20180530_uvs.fits ! Writing UV FITS file: .//J1658+0741_X_20180530_uvs.fits wwins .//J1658+0741_X_20180530_map.win ! wwins: Wrote 10 windows to .//J1658+0741_X_20180530_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.869552 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000129509 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0446813 0.0446813 0.0893625 0.178725 0.35745 0.7149 1.4298 2.8596 5.7192 11.4384 22.8768 45.7536 91.5072 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.869 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 6714.23 quit ! Quitting program ! Log file .//J1658+0741_X_20180530_dfm.log closed on Sun Jul 8 13:45:43 2018