! Started logfile: /vlbi/sb072/temp_maps//J0806-2333_X_dfm.log on Fri Jan 25 19:23:04 2019 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 /vlbi/sb072/temp_maps//J0806-2333_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J0806-2333_X_uva.fits ! AN table 1: 23 integrations on 10 of 10 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0806-2333 ! ! 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 1840 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 J0806-2333_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. ! ! 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=1.000163Jy sigma=35.030989 ! Fit after self-cal, rms=0.989541Jy sigma=34.657625 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.921 mas, bmaj=12.21 mas, bpa=-16.59 degrees ! Estimated noise=0.932653 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=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00759001 Jy ! Component: 100 - total flux cleaned = 0.00765587 Jy ! Total flux subtracted in 100 components = 0.00765587 Jy ! Clean residual min=-0.001148 max=0.001152 Jy/beam ! Clean residual mean=0.000008 rms=0.000449 Jy/beam ! Combined flux in latest and established models = 0.00765587 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 21 components and 0.00765587 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=0.018147Jy sigma=0.621043 ! Fit after self-cal, rms=0.016875Jy sigma=0.576305 ! Inverting map ! Added new window around map position (0, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00272863 Jy ! Component: 100 - total flux cleaned = 0.00297683 Jy ! Total flux subtracted in 100 components = 0.00297683 Jy ! Clean residual min=-0.001202 max=0.001395 Jy/beam ! Clean residual mean=0.000009 rms=0.000416 Jy/beam ! Combined flux in latest and established models = 0.0106327 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 33 components and 0.0106327 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=0.016232Jy sigma=0.554256 ! Fit after self-cal, rms=0.016202Jy sigma=0.553581 ! 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=2.185 mas, bmaj=11.44 mas, bpa=-16.46 degrees ! Estimated noise=0.475184 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 = 0.00158096 Jy ! Component: 100 - total flux cleaned = 0.00207335 Jy ! Component: 150 - total flux cleaned = 0.00220673 Jy ! Component: 200 - total flux cleaned = 0.0024199 Jy ! Total flux subtracted in 200 components = 0.0024199 Jy ! Clean residual min=-0.000695 max=0.000603 Jy/beam ! Clean residual mean=-0.000003 rms=0.000198 Jy/beam ! Combined flux in latest and established models = 0.0130526 Jy ! Performing phase self-cal ! Adding 70 model components to the UV plane model. ! The established model now contains 100 components and 0.0130526 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=0.016045Jy sigma=0.548644 ! Fit after self-cal, rms=0.016010Jy sigma=0.548118 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.185 x 11.44 at -16.46 degrees (North through East) ! Clean map min=-0.00075146 max=0.010931 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.04 KP 0.92 NL 1.03 OV 1.13 ! PT 0.87 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.07 KP 0.86 NL 1.19 OV 1.04 ! PT 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.71 KP 1.11 NL 1.02 OV 1.18 ! PT 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 KP 1.18 NL 1.00 OV 1.06 ! PT 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 0.93 KP 1.04 NL 0.96 OV 1.09 ! PT 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 KP 0.94 NL 1.01 OV 0.98 ! PT 1.09 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 0.94 KP 1.09 NL 1.08 OV 0.82 ! PT 1.13 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 0.91 KP 1.05 NL 1.10 OV 0.78 ! PT 1.00 ! ! ! Fit before self-cal, rms=0.016010Jy sigma=0.548118 ! Fit after self-cal, rms=0.016140Jy sigma=0.544271 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.219 mas, bmaj=11.28 mas, bpa=-16.33 degrees ! Estimated noise=0.470015 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 = -5.06778e-05 Jy ! Component: 100 - total flux cleaned = 6.2332e-05 Jy ! Component: 150 - total flux cleaned = 0.000113423 Jy ! Component: 200 - total flux cleaned = 0.000168571 Jy ! Total flux subtracted in 200 components = 0.000168571 Jy ! Clean residual min=-0.000430 max=0.000596 Jy/beam ! Clean residual mean=-0.000002 rms=0.000138 Jy/beam ! Combined flux in latest and established models = 0.0132212 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 139 components and 0.0132212 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=0.016128Jy sigma=0.544049 ! Fit after self-cal, rms=0.016243Jy sigma=0.542445 ! 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=0.016243Jy sigma=0.542445 ! Fit after self-cal, rms=0.016824Jy sigma=0.541972 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.225 mas, bmaj=11.24 mas, bpa=-16.38 degrees ! Estimated noise=0.472837 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000169224 Jy ! Component: 100 - total flux cleaned = -5.03374e-05 Jy ! Component: 150 - total flux cleaned = 4.6243e-05 Jy ! Component: 200 - total flux cleaned = 0.000125205 Jy ! Total flux subtracted in 200 components = 0.000125205 Jy ! Clean residual min=-0.000417 max=0.000539 Jy/beam ! Clean residual mean=-0.000002 rms=0.000123 Jy/beam ! Combined flux in latest and established models = 0.0133464 Jy selfcal ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 166 components and 0.0133464 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=0.016816Jy sigma=0.541886 ! Fit after self-cal, rms=0.016891Jy sigma=0.541401 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 = 3.7618e-05 Jy ! Component: 100 - total flux cleaned = 0.000109391 Jy ! Component: 150 - total flux cleaned = 0.000170487 Jy ! Component: 200 - total flux cleaned = 0.000216943 Jy ! Total flux subtracted in 200 components = 0.000216943 Jy ! Clean residual min=-0.000384 max=0.000485 Jy/beam ! Clean residual mean=-0.000002 rms=0.000113 Jy/beam ! Combined flux in latest and established models = 0.0135633 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 190 components and 0.0135633 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=0.016887Jy sigma=0.541373 ! Fit after self-cal, rms=0.016876Jy sigma=0.540917 ! Inverting map ! Added new window around map position (-47.4, -17.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000138791 Jy ! Component: 100 - total flux cleaned = 2.96864e-05 Jy ! Component: 150 - total flux cleaned = -6.06701e-05 Jy ! Component: 200 - total flux cleaned = -0.000144704 Jy ! Total flux subtracted in 200 components = -0.000144704 Jy ! Clean residual min=-0.000292 max=0.000372 Jy/beam ! Clean residual mean=-0.000002 rms=0.000081 Jy/beam ! Combined flux in latest and established models = 0.0134186 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 221 components and 0.0134186 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=0.016858Jy sigma=0.540495 ! Fit after self-cal, rms=0.016853Jy sigma=0.540321 ! 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=0.016853Jy sigma=0.540321 ! Fit after self-cal, rms=0.017369Jy sigma=0.540282 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.218 mas, bmaj=11.25 mas, bpa=-16.41 degrees ! Estimated noise=0.478644 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000161106 Jy ! Component: 100 - total flux cleaned = 0.00017323 Jy ! Component: 150 - total flux cleaned = 0.00021236 Jy ! Component: 200 - total flux cleaned = 0.000243173 Jy ! Total flux subtracted in 200 components = 0.000243173 Jy ! Clean residual min=-0.000311 max=0.000362 Jy/beam ! Clean residual mean=-0.000002 rms=0.000082 Jy/beam ! Combined flux in latest and established models = 0.0136618 Jy selfcal ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 261 components and 0.0136618 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=0.017354Jy sigma=0.540031 ! Fit after self-cal, rms=0.017396Jy sigma=0.539865 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 = 6.11749e-05 Jy ! Component: 100 - total flux cleaned = -5.083e-06 Jy ! Component: 150 - total flux cleaned = -4.8089e-05 Jy ! Component: 200 - total flux cleaned = -5.37261e-05 Jy ! Total flux subtracted in 200 components = -5.37261e-05 Jy ! Clean residual min=-0.000271 max=0.000359 Jy/beam ! Clean residual mean=-0.000003 rms=0.000077 Jy/beam ! Combined flux in latest and established models = 0.0136081 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 289 components and 0.0136081 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=0.017388Jy sigma=0.539738 ! Fit after self-cal, rms=0.017394Jy sigma=0.539657 ! Inverting map ! Added new window around map position (51, 22.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000145424 Jy ! Component: 100 - total flux cleaned = 0.000154807 Jy ! Component: 150 - total flux cleaned = 0.000238267 Jy ! Component: 200 - total flux cleaned = 0.000291242 Jy ! Total flux subtracted in 200 components = 0.000291242 Jy ! Clean residual min=-0.000299 max=0.000292 Jy/beam ! Clean residual mean=-0.000002 rms=0.000070 Jy/beam ! Combined flux in latest and established models = 0.0138993 Jy ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 337 components and 0.0138993 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=0.017382Jy sigma=0.539431 ! Fit after self-cal, rms=0.017379Jy sigma=0.539304 ! 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=0.017379Jy sigma=0.539304 ! Fit after self-cal, rms=0.017759Jy sigma=0.539173 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.575 mas, bmaj=11.01 mas, bpa=-15.59 degrees ! Estimated noise=0.502112 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.87218e-05 Jy ! Component: 100 - total flux cleaned = 8.91042e-05 Jy ! Component: 150 - total flux cleaned = 0.000106268 Jy ! Component: 200 - total flux cleaned = 0.000113697 Jy ! Total flux subtracted in 200 components = 0.000113697 Jy ! Clean residual min=-0.000273 max=0.000219 Jy/beam ! Clean residual mean=-0.000002 rms=0.000075 Jy/beam ! Combined flux in latest and established models = 0.014013 Jy selfcal ! Performing phase self-cal ! Adding 56 model components to the UV plane model. ! The established model now contains 378 components and 0.014013 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=0.017746Jy sigma=0.538969 ! Fit after self-cal, rms=0.017775Jy sigma=0.538873 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 = 3.97974e-05 Jy ! Component: 100 - total flux cleaned = 0.000116037 Jy ! Component: 150 - total flux cleaned = 0.00013011 Jy ! Component: 200 - total flux cleaned = 0.000110796 Jy ! Total flux subtracted in 200 components = 0.000110796 Jy ! Clean residual min=-0.000262 max=0.000239 Jy/beam ! Clean residual mean=-0.000002 rms=0.000067 Jy/beam ! Combined flux in latest and established models = 0.0141238 Jy ! Performing phase self-cal ! Adding 58 model components to the UV plane model. ! The established model now contains 409 components and 0.0141238 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=0.017767Jy sigma=0.538757 ! Fit after self-cal, rms=0.017769Jy sigma=0.538720 ! 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=2.211 mas, bmaj=11.26 mas, bpa=-16.41 degrees ! Estimated noise=0.484306 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.211 x 11.26 at -16.41 degrees (North through East) ! Clean map min=-0.00073346 max=0.010998 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.975 mas, bmaj=12.01 mas, bpa=-16.81 degrees ! Estimated noise=0.980954 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00966795 Jy ! Component: 100 - total flux cleaned = 0.0115362 Jy ! Component: 150 - total flux cleaned = 0.011643 Jy ! Component: 200 - total flux cleaned = 0.011828 Jy ! Total flux subtracted in 200 components = 0.011828 Jy ! Clean residual min=-0.001316 max=0.001395 Jy/beam ! Clean residual mean=-0.000000 rms=0.000459 Jy/beam ! Combined flux in latest and established models = 0.011828 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 34 model components to the UV plane model. ! The established model now contains 34 components and 0.011828 Jy ! Inverting map and beam ! Estimated beam: bmin=2.211 mas, bmaj=11.26 mas, bpa=-16.41 degrees ! Estimated noise=0.484306 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 = 0.00140922 Jy ! Component: 100 - total flux cleaned = 0.00168621 Jy ! Component: 150 - total flux cleaned = 0.00195883 Jy ! Component: 200 - total flux cleaned = 0.00207284 Jy ! Total flux subtracted in 200 components = 0.00207284 Jy ! Clean residual min=-0.000545 max=0.000535 Jy/beam ! Clean residual mean=-0.000001 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.0139008 Jy ! Adding 65 model components to the UV plane model. ! The established model now contains 98 components and 0.0139008 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=2.575 mas, bmaj=11.01 mas, bpa=-15.59 degrees ! Estimated noise=0.502112 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000528796 Jy ! Component: 100 - total flux cleaned = 0.000840296 Jy ! Component: 150 - total flux cleaned = 0.000999856 Jy ! Component: 200 - total flux cleaned = 0.00102501 Jy ! Total flux subtracted in 200 components = 0.00102501 Jy ! Clean residual min=-0.000400 max=0.000314 Jy/beam ! Clean residual mean=-0.000001 rms=0.000127 Jy/beam ! Combined flux in latest and established models = 0.0149258 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.16953e-05 Jy ! Component: 100 - total flux cleaned = -3.23686e-05 Jy ! Component: 150 - total flux cleaned = -3.33363e-05 Jy ! Component: 200 - total flux cleaned = -7.86926e-05 Jy ! Total flux subtracted in 200 components = -7.86926e-05 Jy ! Clean residual min=-0.000340 max=0.000258 Jy/beam ! Clean residual mean=-0.000001 rms=0.000099 Jy/beam ! Combined flux in latest and established models = 0.0148471 Jy ! Adding 107 model components to the UV plane model. ! The established model now contains 198 components and 0.0148471 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.211 mas, bmaj=11.26 mas, bpa=-16.41 degrees ! Estimated noise=0.484306 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.59748e-05 Jy ! Component: 100 - total flux cleaned = 5.78288e-05 Jy ! Component: 150 - total flux cleaned = 9.84258e-05 Jy ! Component: 200 - total flux cleaned = 0.000117719 Jy ! Total flux subtracted in 200 components = 0.000117719 Jy ! Clean residual min=-0.000262 max=0.000231 Jy/beam ! Clean residual mean=-0.000001 rms=0.000079 Jy/beam ! Combined flux in latest and established models = 0.0149649 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 227 components and 0.0149649 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=0.017776Jy sigma=0.538972 ! Fit after self-cal, rms=0.017798Jy sigma=0.538757 wmodel J0806-2333_X_map.mod ! Writing 227 model components to file: J0806-2333_X_map.mod wobs J0806-2333_X_uvs.fits ! Writing UV FITS file: J0806-2333_X_uvs.fits wwins J0806-2333_X_map.win ! wwins: Wrote 3 windows to J0806-2333_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 = -6.08211e-06 Jy ! Component: 100 - total flux cleaned = 5.90471e-06 Jy ! Component: 150 - total flux cleaned = 2.11775e-05 Jy ! Component: 200 - total flux cleaned = 3.2188e-05 Jy ! Component: 250 - total flux cleaned = 5.35415e-05 Jy ! Component: 300 - total flux cleaned = 6.38971e-05 Jy ! Component: 350 - total flux cleaned = 8.40083e-05 Jy ! Component: 400 - total flux cleaned = 0.000100247 Jy ! Component: 450 - total flux cleaned = 0.000116065 Jy ! Component: 500 - total flux cleaned = 0.000128471 Jy ! Component: 550 - total flux cleaned = 0.000143595 Jy ! Component: 600 - total flux cleaned = 0.00014952 Jy ! Component: 650 - total flux cleaned = 0.000149563 Jy ! Component: 700 - total flux cleaned = 0.000132558 Jy ! Component: 750 - total flux cleaned = 0.000124075 Jy ! Component: 800 - total flux cleaned = 0.000112852 Jy ! Component: 850 - total flux cleaned = 0.000101626 Jy ! Component: 900 - total flux cleaned = 9.59588e-05 Jy ! Component: 950 - total flux cleaned = 9.88376e-05 Jy ! Component: 1000 - total flux cleaned = 9.88654e-05 Jy ! Component: 1050 - total flux cleaned = 0.000101808 Jy ! Component: 1100 - total flux cleaned = 9.88504e-05 Jy ! Component: 1150 - total flux cleaned = 0.000101898 Jy ! Component: 1200 - total flux cleaned = 0.000104972 Jy ! Component: 1250 - total flux cleaned = 0.000104958 Jy ! Component: 1300 - total flux cleaned = 0.000111303 Jy ! Component: 1350 - total flux cleaned = 0.000108088 Jy ! Component: 1400 - total flux cleaned = 0.000117846 Jy ! Component: 1450 - total flux cleaned = 0.000117907 Jy ! Component: 1500 - total flux cleaned = 0.000117852 Jy ! Component: 1550 - total flux cleaned = 0.000124681 Jy ! Component: 1600 - total flux cleaned = 0.000121243 Jy ! Component: 1650 - total flux cleaned = 0.000124801 Jy ! Component: 1700 - total flux cleaned = 0.000121218 Jy ! Component: 1750 - total flux cleaned = 0.000121176 Jy ! Component: 1800 - total flux cleaned = 0.00013632 Jy ! Component: 1850 - total flux cleaned = 0.000140225 Jy ! Component: 1900 - total flux cleaned = 0.000144174 Jy ! Component: 1950 - total flux cleaned = 0.000152364 Jy ! Component: 2000 - total flux cleaned = 0.000152393 Jy ! Component: 2050 - total flux cleaned = 0.000152299 Jy ! Component: 2100 - total flux cleaned = 0.000156732 Jy ! Component: 2150 - total flux cleaned = 0.000156744 Jy ! Component: 2200 - total flux cleaned = 0.000156712 Jy ! Component: 2250 - total flux cleaned = 0.000156708 Jy ! Component: 2300 - total flux cleaned = 0.000161576 Jy ! Component: 2350 - total flux cleaned = 0.000161578 Jy ! Component: 2400 - total flux cleaned = 0.000166889 Jy ! Component: 2450 - total flux cleaned = 0.00016688 Jy ! Component: 2500 - total flux cleaned = 0.000172452 Jy ! Component: 2550 - total flux cleaned = 0.000178184 Jy ! Component: 2600 - total flux cleaned = 0.000178226 Jy ! Component: 2650 - total flux cleaned = 0.000184345 Jy ! Component: 2700 - total flux cleaned = 0.000184359 Jy ! Component: 2750 - total flux cleaned = 0.000190672 Jy ! Component: 2800 - total flux cleaned = 0.000203831 Jy ! Component: 2850 - total flux cleaned = 0.000210524 Jy ! Component: 2900 - total flux cleaned = 0.000224587 Jy ! Component: 2950 - total flux cleaned = 0.00023176 Jy ! Component: 3000 - total flux cleaned = 0.000246583 Jy ! Component: 3050 - total flux cleaned = 0.000254291 Jy ! Component: 3100 - total flux cleaned = 0.000262186 Jy ! Component: 3150 - total flux cleaned = 0.000278511 Jy ! Component: 3200 - total flux cleaned = 0.000287085 Jy ! Component: 3250 - total flux cleaned = 0.000295711 Jy ! Component: 3300 - total flux cleaned = 0.000313774 Jy ! Component: 3350 - total flux cleaned = 0.000313864 Jy ! Component: 3400 - total flux cleaned = 0.000314008 Jy ! Component: 3450 - total flux cleaned = 0.000313945 Jy ! Component: 3500 - total flux cleaned = 0.000313942 Jy ! Component: 3550 - total flux cleaned = 0.000324523 Jy ! Component: 3600 - total flux cleaned = 0.000324614 Jy ! Component: 3650 - total flux cleaned = 0.000324708 Jy ! Component: 3700 - total flux cleaned = 0.00032464 Jy ! Component: 3750 - total flux cleaned = 0.000336773 Jy ! Component: 3800 - total flux cleaned = 0.000336945 Jy ! Component: 3850 - total flux cleaned = 0.000336922 Jy ! Component: 3900 - total flux cleaned = 0.000336907 Jy ! Component: 3950 - total flux cleaned = 0.000351017 Jy ! Component: 4000 - total flux cleaned = 0.000351102 Jy ! Component: 4050 - total flux cleaned = 0.000351103 Jy ! Total flux subtracted in 4096 components = 0.00035088 Jy ! Clean residual min=-0.000960 max=0.000884 Jy/beam ! Clean residual mean=0.000000 rms=0.000242 Jy/beam ! Combined flux in latest and established models = 0.0153157 Jy keep ! Adding 165 model components to the UV plane model. ! The established model now contains 391 components and 0.0153157 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J0806-2333_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.211 x 11.26 at -16.41 degrees (North through East) ! Clean map min=-0.0011521 max=0.011986 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J0806-2333_X_map.fits wmodel /vlbi/sb072/temp_maps//J0806-2333_X_map.mod ! Writing 391 model components to file: /vlbi/sb072/temp_maps//J0806-2333_X_map.mod wobs /vlbi/sb072/temp_maps//J0806-2333_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J0806-2333_X_uvs.fits wwins /vlbi/sb072/temp_maps//J0806-2333_X_map.win ! wwins: Wrote 4 windows to /vlbi/sb072/temp_maps//J0806-2333_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0119862 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000251548 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -6.29595 6.29595 12.5919 25.1838 50.3676 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.011 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 47.649 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J0806-2333_X_dfm.log closed on Fri Jan 25 19:23:09 2019