! Started logfile: /tmp/maps//J1949+2421_X_20180605_dfm.log on Wed Jul 4 23:38:46 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 /tmp/maps//J1949+2421_X_20180605_uva.fits ! Reading UV FITS file: /tmp/maps//J1949+2421_X_20180605_uva.fits ! AN table 1: 22 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.979798 visibilities/baseline/integration-bin. ! Found source: J1949+2421 ! ! 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 6208 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J1949+2421_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 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.999968Jy sigma=30.535874 ! Fit after self-cal, rms=0.894927Jy sigma=27.165775 ! 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=0.768 mas, bmaj=3.281 mas, bpa=-22.49 degrees ! Estimated noise=0.493434 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 = 0.0710967 Jy ! Component: 100 - total flux cleaned = 0.104693 Jy ! Total flux subtracted in 100 components = 0.104693 Jy ! Clean residual min=-0.009462 max=0.016923 Jy/beam ! Clean residual mean=-0.000007 rms=0.002528 Jy/beam ! Combined flux in latest and established models = 0.104693 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.104693 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=0.046410Jy sigma=1.421705 ! Fit after self-cal, rms=0.046044Jy sigma=1.412861 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0202463 Jy ! Component: 100 - total flux cleaned = 0.0329369 Jy ! Total flux subtracted in 100 components = 0.0329369 Jy ! Clean residual min=-0.006145 max=0.007381 Jy/beam ! Clean residual mean=-0.000002 rms=0.001324 Jy/beam ! Combined flux in latest and established models = 0.13763 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 20 components and 0.13763 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=0.030258Jy sigma=0.893023 ! Fit after self-cal, rms=0.030183Jy sigma=0.890751 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00889003 Jy ! Component: 100 - total flux cleaned = 0.014657 Jy ! Total flux subtracted in 100 components = 0.014657 Jy ! Clean residual min=-0.004397 max=0.005705 Jy/beam ! Clean residual mean=-0.000001 rms=0.000919 Jy/beam ! Combined flux in latest and established models = 0.152287 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 22 components and 0.152287 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=0.026301Jy sigma=0.754580 ! Fit after self-cal, rms=0.026251Jy sigma=0.752969 ! 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=1.013 mas, bmaj=3.232 mas, bpa=-21.65 degrees ! Estimated noise=0.307655 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 (2, 1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00589999 Jy ! Component: 100 - total flux cleaned = 0.00654607 Jy ! Component: 150 - total flux cleaned = 0.00679097 Jy ! Component: 200 - total flux cleaned = 0.00689482 Jy ! Total flux subtracted in 200 components = 0.00689482 Jy ! Clean residual min=-0.002735 max=0.003631 Jy/beam ! Clean residual mean=0.000001 rms=0.000693 Jy/beam ! Combined flux in latest and established models = 0.159182 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 41 components and 0.159182 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=0.024391Jy sigma=0.684576 ! Fit after self-cal, rms=0.024336Jy sigma=0.682975 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.013 x 3.232 at -21.65 degrees (North through East) ! Clean map min=-0.0032192 max=0.097736 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 1.01 KP 0.96 ! LA 0.99 MK 1.01 NL 1.02 OV 0.97 ! PT 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.03 HN 1.00 KP 0.98 ! LA 0.99 MK 1.07 NL 1.04 OV 0.97 ! PT 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 HN 0.99 KP 0.98 ! LA 0.98 MK 0.94 NL 1.04 OV 0.98 ! PT 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.03 HN 0.97 KP 0.97 ! LA 0.98 MK 1.04 NL 1.04 OV 0.99 ! PT 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 HN 1.01 KP 0.97 ! LA 1.01 MK 1.02 NL 1.05 OV 0.99 ! PT 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.04 HN 0.97 KP 0.98 ! LA 0.99 MK 0.99 NL 1.06 OV 0.99 ! PT 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.03 HN 1.00 KP 0.99 ! LA 0.99 MK 0.99 NL 1.06 OV 0.98 ! PT 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.02 HN 0.99 KP 0.99 ! LA 1.00 MK 0.99 NL 1.05 OV 0.98 ! PT 1.03 ! ! ! Fit before self-cal, rms=0.024336Jy sigma=0.682975 ! Fit after self-cal, rms=0.023614Jy sigma=0.663404 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.019 mas, bmaj=3.196 mas, bpa=-21.6 degrees ! Estimated noise=0.304989 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, 11.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00186415 Jy ! Component: 100 - total flux cleaned = 0.00171821 Jy ! Component: 150 - total flux cleaned = 0.00167231 Jy ! Component: 200 - total flux cleaned = 0.00166797 Jy ! Total flux subtracted in 200 components = 0.00166797 Jy ! Clean residual min=-0.002179 max=0.001729 Jy/beam ! Clean residual mean=-0.000000 rms=0.000420 Jy/beam ! Combined flux in latest and established models = 0.16085 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 69 components and 0.16085 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=0.023307Jy sigma=0.653003 ! Fit after self-cal, rms=0.023297Jy sigma=0.652610 ! 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=0.023297Jy sigma=0.652610 ! Fit after self-cal, rms=0.023263Jy sigma=0.652235 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.021 mas, bmaj=3.192 mas, bpa=-21.6 degrees ! Estimated noise=0.304492 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000245929 Jy ! Component: 100 - total flux cleaned = -0.000120856 Jy ! Component: 150 - total flux cleaned = 1.46168e-05 Jy ! Component: 200 - total flux cleaned = -1.12192e-05 Jy ! Total flux subtracted in 200 components = -1.12192e-05 Jy ! Clean residual min=-0.002029 max=0.001671 Jy/beam ! Clean residual mean=0.000000 rms=0.000389 Jy/beam ! Combined flux in latest and established models = 0.160839 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 85 components and 0.160839 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=0.023189Jy sigma=0.649890 ! Fit after self-cal, rms=0.023185Jy sigma=0.649745 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 = -3.56874e-05 Jy ! Component: 100 - total flux cleaned = -1.19975e-05 Jy ! Component: 150 - total flux cleaned = 3.28152e-05 Jy ! Component: 200 - total flux cleaned = 5.44805e-05 Jy ! Total flux subtracted in 200 components = 5.44805e-05 Jy ! Clean residual min=-0.001959 max=0.001595 Jy/beam ! Clean residual mean=0.000000 rms=0.000374 Jy/beam ! Combined flux in latest and established models = 0.160893 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 96 components and 0.160893 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=0.023144Jy sigma=0.648408 ! Fit after self-cal, rms=0.023143Jy sigma=0.648335 ! 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=0.023143Jy sigma=0.648335 ! Fit after self-cal, rms=0.023088Jy sigma=0.647571 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.021 mas, bmaj=3.192 mas, bpa=-21.59 degrees ! Estimated noise=0.303815 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000495579 Jy ! Component: 100 - total flux cleaned = -0.000474226 Jy ! Component: 150 - total flux cleaned = -0.000493226 Jy ! Component: 200 - total flux cleaned = -0.000492896 Jy ! Total flux subtracted in 200 components = -0.000492896 Jy ! Clean residual min=-0.001842 max=0.001534 Jy/beam ! Clean residual mean=0.000001 rms=0.000358 Jy/beam ! Combined flux in latest and established models = 0.1604 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 107 components and 0.1604 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=0.023051Jy sigma=0.646504 ! Fit after self-cal, rms=0.023050Jy sigma=0.646436 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.27276e-05 Jy ! Component: 100 - total flux cleaned = -6.18101e-05 Jy ! Component: 150 - total flux cleaned = -2.79606e-05 Jy ! Component: 200 - total flux cleaned = -4.48504e-05 Jy ! Total flux subtracted in 200 components = -4.48504e-05 Jy ! Clean residual min=-0.001779 max=0.001477 Jy/beam ! Clean residual mean=0.000001 rms=0.000348 Jy/beam ! Combined flux in latest and established models = 0.160355 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 117 components and 0.160355 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=0.023025Jy sigma=0.645671 ! Fit after self-cal, rms=0.023024Jy sigma=0.645620 ! 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=0.023024Jy sigma=0.645620 ! Fit after self-cal, rms=0.022968Jy sigma=0.645066 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.25 mas, bmaj=3.245 mas, bpa=-19.71 degrees ! Estimated noise=0.357102 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.80111e-05 Jy ! Component: 100 - total flux cleaned = -1.72968e-05 Jy ! Component: 150 - total flux cleaned = -5.4371e-05 Jy ! Component: 200 - total flux cleaned = -8.89865e-05 Jy ! Total flux subtracted in 200 components = -8.89865e-05 Jy ! Clean residual min=-0.001642 max=0.001935 Jy/beam ! Clean residual mean=0.000002 rms=0.000471 Jy/beam ! Combined flux in latest and established models = 0.160266 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 128 components and 0.160266 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=0.022949Jy sigma=0.644545 ! Fit after self-cal, rms=0.022947Jy sigma=0.644480 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 = 1.50183e-05 Jy ! Component: 100 - total flux cleaned = -3.42522e-05 Jy ! Component: 150 - total flux cleaned = -6.46735e-05 Jy ! Component: 200 - total flux cleaned = -7.9374e-05 Jy ! Total flux subtracted in 200 components = -7.9374e-05 Jy ! Clean residual min=-0.001588 max=0.001896 Jy/beam ! Clean residual mean=0.000002 rms=0.000458 Jy/beam ! Combined flux in latest and established models = 0.160187 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 134 components and 0.160187 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=0.022937Jy sigma=0.644213 ! Fit after self-cal, rms=0.022936Jy sigma=0.644176 ! 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=3.193 mas, bpa=-21.59 degrees ! Estimated noise=0.303126 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.021 x 3.193 at -21.59 degrees (North through East) ! Clean map min=-0.002593 max=0.096786 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=0.7739 mas, bmaj=3.239 mas, bpa=-22.49 degrees ! Estimated noise=0.487764 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0709935 Jy ! Component: 100 - total flux cleaned = 0.103918 Jy ! Component: 150 - total flux cleaned = 0.122907 Jy ! Component: 200 - total flux cleaned = 0.134724 Jy ! Total flux subtracted in 200 components = 0.134724 Jy ! Clean residual min=-0.004873 max=0.006304 Jy/beam ! Clean residual mean=-0.000003 rms=0.001121 Jy/beam ! Combined flux in latest and established models = 0.134724 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.134724 Jy ! Inverting map and beam ! Estimated beam: bmin=1.021 mas, bmaj=3.193 mas, bpa=-21.59 degrees ! Estimated noise=0.303126 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 = 0.0113362 Jy ! Component: 100 - total flux cleaned = 0.0174767 Jy ! Component: 150 - total flux cleaned = 0.0210109 Jy ! Component: 200 - total flux cleaned = 0.0221546 Jy ! Total flux subtracted in 200 components = 0.0221546 Jy ! Clean residual min=-0.002351 max=0.002863 Jy/beam ! Clean residual mean=0.000000 rms=0.000575 Jy/beam ! Combined flux in latest and established models = 0.156878 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 38 components and 0.156878 Jy ! Inverting map ! Added new window around map position (0.6, 14.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00204661 Jy ! Component: 100 - total flux cleaned = 0.00274145 Jy ! Component: 150 - total flux cleaned = 0.00326376 Jy ! Component: 200 - total flux cleaned = 0.00365883 Jy ! Total flux subtracted in 200 components = 0.00365883 Jy ! Clean residual min=-0.001864 max=0.001667 Jy/beam ! Clean residual mean=0.000000 rms=0.000416 Jy/beam ! Combined flux in latest and established models = 0.160537 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 56 components and 0.160537 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=2.25 mas, bmaj=3.245 mas, bpa=-19.71 degrees ! Estimated noise=0.357102 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000605269 Jy ! Component: 100 - total flux cleaned = 0.00112318 Jy ! Component: 150 - total flux cleaned = 0.00138107 Jy ! Component: 200 - total flux cleaned = 0.00168735 Jy ! Total flux subtracted in 200 components = 0.00168735 Jy ! Clean residual min=-0.001644 max=0.001761 Jy/beam ! Clean residual mean=0.000001 rms=0.000436 Jy/beam ! Combined flux in latest and established models = 0.162225 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 = 0.000276564 Jy ! Component: 100 - total flux cleaned = 0.000497881 Jy ! Component: 150 - total flux cleaned = 0.00072901 Jy ! Component: 200 - total flux cleaned = 0.000914491 Jy ! Total flux subtracted in 200 components = 0.000914491 Jy ! Clean residual min=-0.001541 max=0.001725 Jy/beam ! Clean residual mean=0.000001 rms=0.000394 Jy/beam ! Combined flux in latest and established models = 0.163139 Jy ! Adding 62 model components to the UV plane model. ! The established model now contains 108 components and 0.163139 Jy ! Inverting map ! Added new window around map position (35, -44.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000872813 Jy ! Component: 100 - total flux cleaned = 0.00124408 Jy ! Component: 150 - total flux cleaned = 0.00165734 Jy ! Component: 200 - total flux cleaned = 0.00199189 Jy ! Total flux subtracted in 200 components = 0.00199189 Jy ! Clean residual min=-0.001183 max=0.001099 Jy/beam ! Clean residual mean=0.000001 rms=0.000297 Jy/beam ! Combined flux in latest and established models = 0.165131 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 130 components and 0.165131 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.021 mas, bmaj=3.193 mas, bpa=-21.59 degrees ! Estimated noise=0.303126 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000125353 Jy ! Component: 100 - total flux cleaned = 0.000242677 Jy ! Component: 150 - total flux cleaned = 0.000398045 Jy ! Component: 200 - total flux cleaned = 0.0005427 Jy ! Total flux subtracted in 200 components = 0.0005427 Jy ! Clean residual min=-0.001281 max=0.001092 Jy/beam ! Clean residual mean=0.000000 rms=0.000258 Jy/beam ! Combined flux in latest and established models = 0.165674 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 162 components and 0.165674 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=0.022865Jy sigma=0.641582 ! Fit after self-cal, rms=0.022833Jy sigma=0.640614 wmodel J1949+2421_X_map.mod ! Writing 162 model components to file: J1949+2421_X_map.mod wobs J1949+2421_X_uvs.fits ! Writing UV FITS file: J1949+2421_X_uvs.fits wwins J1949+2421_X_map.win ! wwins: Wrote 5 windows to J1949+2421_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 = -0.00037655 Jy ! Component: 100 - total flux cleaned = -0.000574094 Jy ! Component: 150 - total flux cleaned = -0.000689323 Jy ! Component: 200 - total flux cleaned = -0.000704654 Jy ! Component: 250 - total flux cleaned = -0.000690338 Jy ! Component: 300 - total flux cleaned = -0.000662702 Jy ! Component: 350 - total flux cleaned = -0.000636056 Jy ! Component: 400 - total flux cleaned = -0.000623298 Jy ! Component: 450 - total flux cleaned = -0.000610853 Jy ! Component: 500 - total flux cleaned = -0.000610681 Jy ! Component: 550 - total flux cleaned = -0.000575244 Jy ! Component: 600 - total flux cleaned = -0.000587159 Jy ! Component: 650 - total flux cleaned = -0.00062069 Jy ! Component: 700 - total flux cleaned = -0.000620577 Jy ! Component: 750 - total flux cleaned = -0.000599212 Jy ! Component: 800 - total flux cleaned = -0.0006411 Jy ! Component: 850 - total flux cleaned = -0.000651017 Jy ! Component: 900 - total flux cleaned = -0.000690773 Jy ! Component: 950 - total flux cleaned = -0.000700561 Jy ! Component: 1000 - total flux cleaned = -0.000719875 Jy ! Component: 1050 - total flux cleaned = -0.000776272 Jy ! Component: 1100 - total flux cleaned = -0.000822428 Jy ! Component: 1150 - total flux cleaned = -0.000876564 Jy ! Component: 1200 - total flux cleaned = -0.000912132 Jy ! Component: 1250 - total flux cleaned = -0.000982163 Jy ! Component: 1300 - total flux cleaned = -0.00103369 Jy ! Component: 1350 - total flux cleaned = -0.00107586 Jy ! Component: 1400 - total flux cleaned = -0.00111754 Jy ! Component: 1450 - total flux cleaned = -0.00115041 Jy ! Component: 1500 - total flux cleaned = -0.00117484 Jy ! Component: 1550 - total flux cleaned = -0.00123086 Jy ! Component: 1600 - total flux cleaned = -0.00129373 Jy ! Component: 1650 - total flux cleaned = -0.00134027 Jy ! Component: 1700 - total flux cleaned = -0.00136326 Jy ! Component: 1750 - total flux cleaned = -0.00141632 Jy ! Component: 1800 - total flux cleaned = -0.00144613 Jy ! Component: 1850 - total flux cleaned = -0.00149025 Jy ! Component: 1900 - total flux cleaned = -0.00151932 Jy ! Component: 1950 - total flux cleaned = -0.00155523 Jy ! Component: 2000 - total flux cleaned = -0.00159072 Jy ! Component: 2050 - total flux cleaned = -0.00161181 Jy ! Component: 2100 - total flux cleaned = -0.00163964 Jy ! Component: 2150 - total flux cleaned = -0.00167401 Jy ! Component: 2200 - total flux cleaned = -0.00170792 Jy ! Component: 2250 - total flux cleaned = -0.00174815 Jy ! Component: 2300 - total flux cleaned = -0.00178802 Jy ! Component: 2350 - total flux cleaned = -0.00181422 Jy ! Component: 2400 - total flux cleaned = -0.00182072 Jy ! Component: 2450 - total flux cleaned = -0.00187215 Jy ! Component: 2500 - total flux cleaned = -0.00189748 Jy ! Component: 2550 - total flux cleaned = -0.00192896 Jy ! Component: 2600 - total flux cleaned = -0.00195383 Jy ! Component: 2650 - total flux cleaned = -0.00198473 Jy ! Component: 2700 - total flux cleaned = -0.00203361 Jy ! Component: 2750 - total flux cleaned = -0.00203357 Jy ! Component: 2800 - total flux cleaned = -0.00205749 Jy ! Component: 2850 - total flux cleaned = -0.00209901 Jy ! Component: 2900 - total flux cleaned = -0.00210485 Jy ! Component: 2950 - total flux cleaned = -0.00213392 Jy ! Component: 3000 - total flux cleaned = -0.00216848 Jy ! Component: 3050 - total flux cleaned = -0.00219129 Jy ! Component: 3100 - total flux cleaned = -0.00219697 Jy ! Component: 3150 - total flux cleaned = -0.00222518 Jy ! Component: 3200 - total flux cleaned = -0.00226426 Jy ! Component: 3250 - total flux cleaned = -0.00226429 Jy ! Component: 3300 - total flux cleaned = -0.00230803 Jy ! Component: 3350 - total flux cleaned = -0.00233509 Jy ! Component: 3400 - total flux cleaned = -0.00236732 Jy ! Component: 3450 - total flux cleaned = -0.00237794 Jy ! Component: 3500 - total flux cleaned = -0.00239909 Jy ! Component: 3550 - total flux cleaned = -0.00239908 Jy ! Component: 3600 - total flux cleaned = -0.00241477 Jy ! Component: 3650 - total flux cleaned = -0.0024303 Jy ! Component: 3700 - total flux cleaned = -0.00244057 Jy ! Component: 3750 - total flux cleaned = -0.00246609 Jy ! Component: 3800 - total flux cleaned = -0.00247615 Jy ! Component: 3850 - total flux cleaned = -0.00248115 Jy ! Component: 3900 - total flux cleaned = -0.00249613 Jy ! Component: 3950 - total flux cleaned = -0.00250106 Jy ! Component: 4000 - total flux cleaned = -0.0025207 Jy ! Component: 4050 - total flux cleaned = -0.00252071 Jy ! Total flux subtracted in 4096 components = -0.00254494 Jy ! Clean residual min=-0.000282 max=0.000272 Jy/beam ! Clean residual mean=-0.000000 rms=0.000087 Jy/beam ! Combined flux in latest and established models = 0.163129 Jy keep ! Adding 282 model components to the UV plane model. ! The established model now contains 444 components and 0.163129 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /tmp/maps//J1949+2421_X_20180605_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.021 x 3.193 at -21.59 degrees (North through East) ! Clean map min=-0.0019314 max=0.09583 Jy/beam ! Writing clean map to FITS file: /tmp/maps//J1949+2421_X_20180605_map.fits wmodel /tmp/maps//J1949+2421_X_20180605_map.mod ! Writing 444 model components to file: /tmp/maps//J1949+2421_X_20180605_map.mod wobs /tmp/maps//J1949+2421_X_20180605_uvs.fits ! Writing UV FITS file: /tmp/maps//J1949+2421_X_20180605_uvs.fits wwins /tmp/maps//J1949+2421_X_20180605_map.win ! wwins: Wrote 6 windows to /tmp/maps//J1949+2421_X_20180605_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0958299 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 8.58928e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.268892 0.268892 0.537783 1.07557 2.15113 4.30226 8.60453 17.2091 34.4181 68.8362 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.095 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1115.69 quit ! Quitting program ! Log file /tmp/maps//J1949+2421_X_20180605_dfm.log closed on Wed Jul 4 23:38:54 2018