! Started logfile: .//J2155+6608_X_dfm.log on Sun Oct 21 00:17:12 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 .//J2155+6608_X_uva.fits ! Reading UV FITS file: .//J2155+6608_X_uva.fits ! AN table 1: 23 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J2155+6608 ! ! 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 85 lines of history. ! ! Reading 6624 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 J2155+6608_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=1.000643Jy sigma=39.208057 ! Fit after self-cal, rms=0.991643Jy sigma=38.859183 ! 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=0.9003 mas, bmaj=2.754 mas, bpa=-2.128 degrees ! Estimated noise=0.467055 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 = 0.00662705 Jy ! Component: 100 - total flux cleaned = 0.0077963 Jy ! Total flux subtracted in 100 components = 0.0077963 Jy ! Clean residual min=-0.001386 max=0.001263 Jy/beam ! Clean residual mean=0.000000 rms=0.000330 Jy/beam ! Combined flux in latest and established models = 0.0077963 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0077963 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=0.020543Jy sigma=0.746097 ! Fit after self-cal, rms=0.018712Jy sigma=0.664859 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00381527 Jy ! Component: 100 - total flux cleaned = 0.00455673 Jy ! Total flux subtracted in 100 components = 0.00455673 Jy ! Clean residual min=-0.001096 max=0.001056 Jy/beam ! Clean residual mean=-0.000000 rms=0.000276 Jy/beam ! Combined flux in latest and established models = 0.012353 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 7 components and 0.012353 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=0.017986Jy sigma=0.632493 ! Fit after self-cal, rms=0.017985Jy sigma=0.632470 ! 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=1.179 mas, bmaj=2.858 mas, bpa=-2.793 degrees ! Estimated noise=0.229142 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 = 0.000254619 Jy ! Component: 100 - total flux cleaned = 0.000378005 Jy ! Component: 150 - total flux cleaned = 0.000439574 Jy ! Component: 200 - total flux cleaned = 0.000467139 Jy ! Total flux subtracted in 200 components = 0.000467139 Jy ! Clean residual min=-0.000634 max=0.000668 Jy/beam ! Clean residual mean=-0.000000 rms=0.000178 Jy/beam ! Combined flux in latest and established models = 0.0128202 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 19 components and 0.0128202 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=0.017967Jy sigma=0.631527 ! Fit after self-cal, rms=0.017965Jy sigma=0.631468 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.179 x 2.858 at -2.793 degrees (North through East) ! Clean map min=-0.00062382 max=0.013075 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 HN 0.85 KP 0.93 ! LA 1.00 NL 1.09 OV 0.93 PT 0.96 ! SC 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.74 FD 1.24 HN 0.97 KP 1.18 ! LA 1.04 NL 1.28 OV 0.99 PT 1.05 ! SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.89 HN 0.75 KP 0.96 ! LA 1.00 NL 1.23 OV 0.95 PT 1.07 ! SC 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 1.14 HN 0.87 KP 0.98 ! LA 1.01 NL 1.07 OV 0.92 PT 0.90 ! SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.96 HN 1.06 KP 1.06 ! LA 0.93 NL 1.05 OV 0.83 PT 1.16 ! SC 1.22 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.05 HN 0.83 KP 0.92 ! LA 1.12 NL 1.01 OV 0.96 PT 1.08 ! SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 0.95 KP 0.86 ! LA 0.99 NL 1.18 OV 0.95 PT 0.98 ! SC 1.11 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.89 HN 1.02 KP 1.04 ! LA 1.05 NL 1.41 OV 0.97 PT 1.00 ! SC 0.93 ! ! ! Fit before self-cal, rms=0.017965Jy sigma=0.631468 ! Fit after self-cal, rms=0.018006Jy sigma=0.626056 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.166 mas, bmaj=2.82 mas, bpa=-3.127 degrees ! Estimated noise=0.227659 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 = 0.00024294 Jy ! Component: 100 - total flux cleaned = 0.000334527 Jy ! Component: 150 - total flux cleaned = 0.000346729 Jy ! Component: 200 - total flux cleaned = 0.000349995 Jy ! Total flux subtracted in 200 components = 0.000349995 Jy ! Clean residual min=-0.000568 max=0.000565 Jy/beam ! Clean residual mean=-0.000000 rms=0.000136 Jy/beam ! Combined flux in latest and established models = 0.0131702 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 27 components and 0.0131702 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=0.018001Jy sigma=0.625936 ! Fit after self-cal, rms=0.018065Jy sigma=0.625143 ! 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=0.018065Jy sigma=0.625143 ! Fit after self-cal, rms=0.018299Jy sigma=0.624943 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.159 mas, bmaj=2.807 mas, bpa=-3.149 degrees ! Estimated noise=0.228799 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000173814 Jy ! Component: 100 - total flux cleaned = 0.000221057 Jy ! Component: 150 - total flux cleaned = 0.000227313 Jy ! Component: 200 - total flux cleaned = 0.000227481 Jy ! Total flux subtracted in 200 components = 0.000227481 Jy ! Clean residual min=-0.000559 max=0.000582 Jy/beam ! Clean residual mean=-0.000000 rms=0.000134 Jy/beam ! Combined flux in latest and established models = 0.0133976 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 35 components and 0.0133976 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=0.018297Jy sigma=0.624900 ! Fit after self-cal, rms=0.018314Jy sigma=0.624855 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 (50, -9.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000287089 Jy ! Component: 100 - total flux cleaned = 0.000290467 Jy ! Component: 150 - total flux cleaned = 0.000274435 Jy ! Component: 200 - total flux cleaned = 0.000267895 Jy ! Total flux subtracted in 200 components = 0.000267895 Jy ! Clean residual min=-0.000506 max=0.000574 Jy/beam ! Clean residual mean=-0.000000 rms=0.000125 Jy/beam ! Combined flux in latest and established models = 0.0136655 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 53 components and 0.0136655 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=0.018294Jy sigma=0.624217 ! Fit after self-cal, rms=0.018291Jy sigma=0.624045 ! Inverting map ! Added new window around map position (24.8, -50.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000484099 Jy ! Component: 100 - total flux cleaned = 0.000570178 Jy ! Component: 150 - total flux cleaned = 0.000628171 Jy ! Component: 200 - total flux cleaned = 0.000670665 Jy ! Total flux subtracted in 200 components = 0.000670665 Jy ! Clean residual min=-0.000501 max=0.000465 Jy/beam ! Clean residual mean=-0.000000 rms=0.000117 Jy/beam ! Combined flux in latest and established models = 0.0143362 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 68 components and 0.0143362 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=0.018275Jy sigma=0.623458 ! Fit after self-cal, rms=0.018271Jy sigma=0.623344 ! 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=0.018271Jy sigma=0.623344 ! Fit after self-cal, rms=0.018278Jy sigma=0.623176 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.152 mas, bmaj=2.804 mas, bpa=-3.23 degrees ! Estimated noise=0.228149 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000229033 Jy ! Component: 100 - total flux cleaned = 0.000280554 Jy ! Component: 150 - total flux cleaned = 0.000323194 Jy ! Component: 200 - total flux cleaned = 0.000378811 Jy ! Total flux subtracted in 200 components = 0.000378811 Jy ! Clean residual min=-0.000469 max=0.000466 Jy/beam ! Clean residual mean=-0.000000 rms=0.000113 Jy/beam ! Combined flux in latest and established models = 0.014715 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 74 components and 0.014715 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=0.018269Jy sigma=0.622908 ! Fit after self-cal, rms=0.018271Jy sigma=0.622849 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 = 9.55192e-05 Jy ! Component: 100 - total flux cleaned = 0.000138403 Jy ! Component: 150 - total flux cleaned = 0.000182625 Jy ! Component: 200 - total flux cleaned = 0.000222715 Jy ! Total flux subtracted in 200 components = 0.000222715 Jy ! Clean residual min=-0.000464 max=0.000482 Jy/beam ! Clean residual mean=-0.000000 rms=0.000113 Jy/beam ! Combined flux in latest and established models = 0.0149377 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 79 components and 0.0149377 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=0.018267Jy sigma=0.622725 ! Fit after self-cal, rms=0.018266Jy sigma=0.622708 ! Inverting map ! Added new window around map position (-12.4, 41). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000362778 Jy ! Component: 100 - total flux cleaned = 0.000415241 Jy ! Component: 150 - total flux cleaned = 0.000494279 Jy ! Component: 200 - total flux cleaned = 0.000584694 Jy ! Total flux subtracted in 200 components = 0.000584694 Jy ! Clean residual min=-0.000426 max=0.000436 Jy/beam ! Clean residual mean=-0.000000 rms=0.000106 Jy/beam ! Combined flux in latest and established models = 0.0155224 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 100 components and 0.0155224 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=0.018255Jy sigma=0.622365 ! Fit after self-cal, rms=0.018251Jy sigma=0.622300 ! 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=0.018251Jy sigma=0.622300 ! Fit after self-cal, rms=0.018227Jy sigma=0.622238 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.084 mas, bmaj=3.079 mas, bpa=-3.455 degrees ! Estimated noise=0.275389 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000196386 Jy ! Component: 100 - total flux cleaned = 0.000314892 Jy ! Component: 150 - total flux cleaned = 0.000407179 Jy ! Component: 200 - total flux cleaned = 0.000468718 Jy ! Total flux subtracted in 200 components = 0.000468718 Jy ! Clean residual min=-0.000485 max=0.000357 Jy/beam ! Clean residual mean=-0.000000 rms=0.000116 Jy/beam ! Combined flux in latest and established models = 0.0159911 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 115 components and 0.0159911 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=0.018222Jy sigma=0.622160 ! Fit after self-cal, rms=0.018226Jy sigma=0.622136 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 = 0.000103917 Jy ! Component: 100 - total flux cleaned = 0.000162306 Jy ! Component: 150 - total flux cleaned = 0.000206641 Jy ! Component: 200 - total flux cleaned = 0.0002485 Jy ! Total flux subtracted in 200 components = 0.0002485 Jy ! Clean residual min=-0.000466 max=0.000351 Jy/beam ! Clean residual mean=-0.000000 rms=0.000115 Jy/beam ! Combined flux in latest and established models = 0.0162396 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 125 components and 0.0162396 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=0.018223Jy sigma=0.622107 ! Fit after self-cal, rms=0.018224Jy sigma=0.622099 ! 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=1.151 mas, bmaj=2.803 mas, bpa=-3.23 degrees ! Estimated noise=0.227054 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.151 x 2.803 at -3.23 degrees (North through East) ! Clean map min=-0.00056604 max=0.013049 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=0.8855 mas, bmaj=2.716 mas, bpa=-2.571 degrees ! Estimated noise=0.450279 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00954588 Jy ! Component: 100 - total flux cleaned = 0.0118256 Jy ! Component: 150 - total flux cleaned = 0.0124867 Jy ! Component: 200 - total flux cleaned = 0.012969 Jy ! Total flux subtracted in 200 components = 0.012969 Jy ! Clean residual min=-0.001048 max=0.001037 Jy/beam ! Clean residual mean=-0.000000 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.012969 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.012969 Jy ! Inverting map and beam ! Estimated beam: bmin=1.151 mas, bmaj=2.803 mas, bpa=-3.23 degrees ! Estimated noise=0.227054 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 = 0.00087428 Jy ! Component: 100 - total flux cleaned = 0.00121865 Jy ! Component: 150 - total flux cleaned = 0.00147653 Jy ! Component: 200 - total flux cleaned = 0.00167775 Jy ! Total flux subtracted in 200 components = 0.00167775 Jy ! Clean residual min=-0.000507 max=0.000476 Jy/beam ! Clean residual mean=-0.000000 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.0146468 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 37 components and 0.0146468 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=2.084 mas, bmaj=3.079 mas, bpa=-3.455 degrees ! Estimated noise=0.275389 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000352357 Jy ! Component: 100 - total flux cleaned = 0.000606286 Jy ! Component: 150 - total flux cleaned = 0.000817025 Jy ! Component: 200 - total flux cleaned = 0.0010161 Jy ! Total flux subtracted in 200 components = 0.0010161 Jy ! Clean residual min=-0.000539 max=0.000422 Jy/beam ! Clean residual mean=-0.000000 rms=0.000129 Jy/beam ! Combined flux in latest and established models = 0.0156629 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 = 0.000139645 Jy ! Component: 100 - total flux cleaned = 0.000266026 Jy ! Component: 150 - total flux cleaned = 0.000364865 Jy ! Component: 200 - total flux cleaned = 0.000456054 Jy ! Total flux subtracted in 200 components = 0.000456054 Jy ! Clean residual min=-0.000475 max=0.000401 Jy/beam ! Clean residual mean=-0.000000 rms=0.000121 Jy/beam ! Combined flux in latest and established models = 0.0161189 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 75 components and 0.0161189 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.151 mas, bmaj=2.803 mas, bpa=-3.23 degrees ! Estimated noise=0.227054 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.97361e-05 Jy ! Component: 100 - total flux cleaned = -4.63783e-05 Jy ! Component: 150 - total flux cleaned = 5.91078e-06 Jy ! Component: 200 - total flux cleaned = 5.3742e-05 Jy ! Total flux subtracted in 200 components = 5.3742e-05 Jy ! Clean residual min=-0.000436 max=0.000420 Jy/beam ! Clean residual mean=-0.000000 rms=0.000108 Jy/beam ! Combined flux in latest and established models = 0.0161727 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 94 components and 0.0161727 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=0.018230Jy sigma=0.622254 ! Fit after self-cal, rms=0.018229Jy sigma=0.622163 wmodel J2155+6608_X_map.mod ! Writing 94 model components to file: J2155+6608_X_map.mod wobs J2155+6608_X_uvs.fits ! Writing UV FITS file: J2155+6608_X_uvs.fits wwins J2155+6608_X_map.win ! wwins: Wrote 4 windows to J2155+6608_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 = -0.000149294 Jy ! Component: 100 - total flux cleaned = -0.000199609 Jy ! Component: 150 - total flux cleaned = -0.000241015 Jy ! Component: 200 - total flux cleaned = -0.000274054 Jy ! Component: 250 - total flux cleaned = -0.000286805 Jy ! Component: 300 - total flux cleaned = -0.000299402 Jy ! Component: 350 - total flux cleaned = -0.00033581 Jy ! Component: 400 - total flux cleaned = -0.000365249 Jy ! Component: 450 - total flux cleaned = -0.000393862 Jy ! Component: 500 - total flux cleaned = -0.000433069 Jy ! Component: 550 - total flux cleaned = -0.000460523 Jy ! Component: 600 - total flux cleaned = -0.000493083 Jy ! Component: 650 - total flux cleaned = -0.000535545 Jy ! Component: 700 - total flux cleaned = -0.000566852 Jy ! Component: 750 - total flux cleaned = -0.000602755 Jy ! Component: 800 - total flux cleaned = -0.000638107 Jy ! Component: 850 - total flux cleaned = -0.000667781 Jy ! Component: 900 - total flux cleaned = -0.000682405 Jy ! Component: 950 - total flux cleaned = -0.000701663 Jy ! Component: 1000 - total flux cleaned = -0.000725449 Jy ! Component: 1050 - total flux cleaned = -0.000753385 Jy ! Component: 1100 - total flux cleaned = -0.000753342 Jy ! Component: 1150 - total flux cleaned = -0.000771397 Jy ! Component: 1200 - total flux cleaned = -0.000789144 Jy ! Component: 1250 - total flux cleaned = -0.000797831 Jy ! Component: 1300 - total flux cleaned = -0.000797833 Jy ! Component: 1350 - total flux cleaned = -0.000802143 Jy ! Component: 1400 - total flux cleaned = -0.000806414 Jy ! Component: 1450 - total flux cleaned = -0.000806428 Jy ! Component: 1500 - total flux cleaned = -0.000794062 Jy ! Component: 1550 - total flux cleaned = -0.000802287 Jy ! Component: 1600 - total flux cleaned = -0.000794211 Jy ! Component: 1650 - total flux cleaned = -0.000814168 Jy ! Component: 1700 - total flux cleaned = -0.000798329 Jy ! Component: 1750 - total flux cleaned = -0.000798345 Jy ! Component: 1800 - total flux cleaned = -0.000798312 Jy ! Component: 1850 - total flux cleaned = -0.000802112 Jy ! Component: 1900 - total flux cleaned = -0.000786854 Jy ! Component: 1950 - total flux cleaned = -0.000790655 Jy ! Component: 2000 - total flux cleaned = -0.000786902 Jy ! Component: 2050 - total flux cleaned = -0.000779476 Jy ! Component: 2100 - total flux cleaned = -0.000779469 Jy ! Component: 2150 - total flux cleaned = -0.000772213 Jy ! Component: 2200 - total flux cleaned = -0.000775814 Jy ! Component: 2250 - total flux cleaned = -0.000782964 Jy ! Component: 2300 - total flux cleaned = -0.000768778 Jy ! Component: 2350 - total flux cleaned = -0.000765245 Jy ! Component: 2400 - total flux cleaned = -0.000747758 Jy ! Component: 2450 - total flux cleaned = -0.000744298 Jy ! Component: 2500 - total flux cleaned = -0.000737402 Jy ! Component: 2550 - total flux cleaned = -0.00074085 Jy ! Component: 2600 - total flux cleaned = -0.000740819 Jy ! Component: 2650 - total flux cleaned = -0.00073402 Jy ! Component: 2700 - total flux cleaned = -0.000723944 Jy ! Component: 2750 - total flux cleaned = -0.000727287 Jy ! Component: 2800 - total flux cleaned = -0.000733925 Jy ! Component: 2850 - total flux cleaned = -0.000727348 Jy ! Component: 2900 - total flux cleaned = -0.000717557 Jy ! Component: 2950 - total flux cleaned = -0.000727352 Jy ! Component: 3000 - total flux cleaned = -0.000714383 Jy ! Component: 3050 - total flux cleaned = -0.000701505 Jy ! Component: 3100 - total flux cleaned = -0.000704704 Jy ! Component: 3150 - total flux cleaned = -0.000695157 Jy ! Component: 3200 - total flux cleaned = -0.000695139 Jy ! Component: 3250 - total flux cleaned = -0.000679424 Jy ! Component: 3300 - total flux cleaned = -0.000676286 Jy ! Component: 3350 - total flux cleaned = -0.000660717 Jy ! Component: 3400 - total flux cleaned = -0.000663805 Jy ! Component: 3450 - total flux cleaned = -0.000648427 Jy ! Component: 3500 - total flux cleaned = -0.000639224 Jy ! Component: 3550 - total flux cleaned = -0.000636223 Jy ! Component: 3600 - total flux cleaned = -0.00063016 Jy ! Component: 3650 - total flux cleaned = -0.000624135 Jy ! Component: 3700 - total flux cleaned = -0.00063016 Jy ! Component: 3750 - total flux cleaned = -0.000627187 Jy ! Component: 3800 - total flux cleaned = -0.000630165 Jy ! Component: 3850 - total flux cleaned = -0.000621288 Jy ! Component: 3900 - total flux cleaned = -0.000615409 Jy ! Component: 3950 - total flux cleaned = -0.000612492 Jy ! Component: 4000 - total flux cleaned = -0.000621253 Jy ! Component: 4050 - total flux cleaned = -0.000618344 Jy ! Total flux subtracted in 4096 components = -0.0006241 Jy ! Clean residual min=-0.000156 max=0.000176 Jy/beam ! Clean residual mean=0.000000 rms=0.000051 Jy/beam ! Combined flux in latest and established models = 0.0155486 Jy keep ! Adding 294 model components to the UV plane model. ! The established model now contains 388 components and 0.0155486 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J2155+6608_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.151 x 2.803 at -3.23 degrees (North through East) ! Clean map min=-0.00051882 max=0.012872 Jy/beam ! Writing clean map to FITS file: .//J2155+6608_X_map.fits wmodel .//J2155+6608_X_map.mod ! Writing 388 model components to file: .//J2155+6608_X_map.mod wobs .//J2155+6608_X_uvs.fits ! Writing UV FITS file: .//J2155+6608_X_uvs.fits wwins .//J2155+6608_X_map.win ! wwins: Wrote 5 windows to .//J2155+6608_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0128719 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 5.08534e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.18522 1.18522 2.37044 4.74087 9.48174 18.9635 37.927 75.8539 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.012 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 253.118 quit ! Quitting program ! Log file .//J2155+6608_X_dfm.log closed on Sun Oct 21 00:17:16 2018