! Started logfile: /vlbi/sb072/temp_maps//J1219+3657_C_dfm.log on Tue Mar 5 23:08:13 2019 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs /vlbi/sb072/temp_maps//J1219+3657_C_uvm.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1219+3657_C_uvm.fits ! AN table 1: 23 integrations on 36 of 36 possible baselines. ! AN table 2: 23 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1219+3657 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 85 lines of history. ! ! Reading 13248 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J1219+3657_C] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.300x0.300 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! 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=1.000180Jy sigma=47.741016 ! Fit after self-cal, rms=0.988160Jy sigma=47.155569 ! 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=1.373 mas, bmaj=3.456 mas, bpa=3.984 degrees ! Estimated noise=0.256137 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 = 0.00901665 Jy ! Component: 100 - total flux cleaned = 0.0111327 Jy ! Total flux subtracted in 100 components = 0.0111327 Jy ! Clean residual min=-0.000915 max=0.001094 Jy/beam ! Clean residual mean=-0.000002 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.0111327 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.0111327 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=0.017683Jy sigma=0.816861 ! Fit after self-cal, rms=0.015576Jy sigma=0.711459 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00274322 Jy ! Component: 100 - total flux cleaned = 0.00368163 Jy ! Total flux subtracted in 100 components = 0.00368163 Jy ! Clean residual min=-0.000822 max=0.000887 Jy/beam ! Clean residual mean=-0.000001 rms=0.000198 Jy/beam ! Combined flux in latest and established models = 0.0148144 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 22 components and 0.0148144 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=0.014973Jy sigma=0.681334 ! Fit after self-cal, rms=0.014967Jy sigma=0.680988 ! 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=1.8 mas, bmaj=4.036 mas, bpa=4.414 degrees ! Estimated noise=0.131215 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 = 0.00114545 Jy ! Component: 100 - total flux cleaned = 0.00179151 Jy ! Component: 150 - total flux cleaned = 0.00220249 Jy ! Component: 200 - total flux cleaned = 0.00247657 Jy ! Total flux subtracted in 200 components = 0.00247657 Jy ! Clean residual min=-0.000459 max=0.000659 Jy/beam ! Clean residual mean=-0.000000 rms=0.000140 Jy/beam ! Combined flux in latest and established models = 0.0172909 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 54 components and 0.0172909 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=0.014877Jy sigma=0.676639 ! Fit after self-cal, rms=0.014877Jy sigma=0.676528 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.8 x 4.036 at 4.414 degrees (North through East) ! Clean map min=-0.00045105 max=0.01495 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 0.91 HN 0.95 KP 0.93 ! LA 0.96 NL 0.99 OV 1.05 PT 1.00 ! SC 0.90 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.90 KP 1.07 LA 0.97 ! MK 0.94 NL 1.09 OV 1.01 PT 0.93 ! SC 1.04 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.93 HN 0.98 KP 0.87 ! LA 1.02 NL 0.99 OV 1.06 PT 0.89 ! SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.06 KP 0.93 LA 1.07 ! MK 1.02 NL 1.08 OV 0.99 PT 1.01 ! SC 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.87 HN 0.86 KP 0.90 ! LA 1.00 NL 1.19 OV 0.94 PT 0.80 ! SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.32 FD 0.97 KP 0.94 LA 1.05 ! MK 0.96 NL 1.13 OV 1.10 PT 0.84 ! SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.83 HN 0.93 KP 0.96 ! LA 1.02 NL 1.13 OV 0.95 PT 0.91 ! SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.24 FD 0.93 KP 1.03 LA 1.13 ! MK 0.97 NL 1.11 OV 0.98 PT 0.87 ! SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.92 HN 0.99 KP 0.91 ! LA 1.02 NL 1.09 OV 1.07 PT 0.87 ! SC 1.09 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.13 FD 1.00 KP 0.92 LA 1.15 ! MK 1.07 NL 1.10 OV 1.08 PT 0.91 ! SC 1.05 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.89 HN 0.96 KP 0.99 ! LA 0.96 NL 1.21 OV 1.01 PT 0.95 ! SC 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.18 FD 0.98 KP 0.99 LA 1.14 ! MK 0.97 NL 1.03 OV 1.07 PT 0.96 ! SC 1.06 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.91 HN 1.03 KP 0.97 ! LA 1.05 NL 1.06 OV 1.03 PT 0.96 ! SC 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.11 FD 0.97 KP 1.04 LA 1.05 ! MK 1.01 NL 1.11 OV 1.05 PT 0.93 ! SC 1.06 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.86 HN 0.87 KP 0.97 ! LA 1.03 NL 1.13 OV 1.01 PT 0.89 ! SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.14 FD 1.04 KP 1.02 LA 1.06 ! MK 1.07 NL 1.13 OV 1.13 PT 0.91 ! SC 1.03 ! ! ! Fit before self-cal, rms=0.014877Jy sigma=0.676528 ! Fit after self-cal, rms=0.014900Jy sigma=0.670118 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.812 mas, bmaj=4.063 mas, bpa=4.747 degrees ! Estimated noise=0.130922 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 = 3.04522e-05 Jy ! Component: 100 - total flux cleaned = 3.60429e-05 Jy ! Component: 150 - total flux cleaned = 4.31444e-05 Jy ! Component: 200 - total flux cleaned = 5.10746e-05 Jy ! Total flux subtracted in 200 components = 5.10746e-05 Jy ! Clean residual min=-0.000413 max=0.000385 Jy/beam ! Clean residual mean=-0.000000 rms=0.000093 Jy/beam ! Combined flux in latest and established models = 0.017342 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 58 components and 0.017342 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=0.014899Jy sigma=0.670049 ! Fit after self-cal, rms=0.014904Jy sigma=0.669705 ! 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=0.014904Jy sigma=0.669705 ! Fit after self-cal, rms=0.014947Jy sigma=0.669667 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.809 mas, bmaj=4.065 mas, bpa=4.58 degrees ! Estimated noise=0.131118 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.84135e-05 Jy ! Component: 100 - total flux cleaned = 2.54171e-05 Jy ! Component: 150 - total flux cleaned = 2.53816e-05 Jy ! Component: 200 - total flux cleaned = 2.69784e-05 Jy ! Total flux subtracted in 200 components = 2.69784e-05 Jy ! Clean residual min=-0.000413 max=0.000394 Jy/beam ! Clean residual mean=-0.000000 rms=0.000092 Jy/beam ! Combined flux in latest and established models = 0.017369 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 61 components and 0.017369 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=0.014946Jy sigma=0.669622 ! Fit after self-cal, rms=0.014947Jy sigma=0.669613 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 = 4.97609e-06 Jy ! Component: 100 - total flux cleaned = 4.79864e-06 Jy ! Component: 150 - total flux cleaned = 2.02817e-06 Jy ! Component: 200 - total flux cleaned = 2.01158e-06 Jy ! Total flux subtracted in 200 components = 2.01158e-06 Jy ! Clean residual min=-0.000413 max=0.000395 Jy/beam ! Clean residual mean=-0.000000 rms=0.000092 Jy/beam ! Combined flux in latest and established models = 0.017371 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 65 components and 0.017371 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=0.014947Jy sigma=0.669596 ! Fit after self-cal, rms=0.014947Jy sigma=0.669591 ! 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=0.014947Jy sigma=0.669591 ! Fit after self-cal, rms=0.014959Jy sigma=0.669583 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.806 mas, bmaj=4.064 mas, bpa=4.451 degrees ! Estimated noise=0.131208 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.47613e-05 Jy ! Component: 100 - total flux cleaned = 2.27619e-05 Jy ! Component: 150 - total flux cleaned = 2.27476e-05 Jy ! Component: 200 - total flux cleaned = 2.5102e-05 Jy ! Total flux subtracted in 200 components = 2.5102e-05 Jy ! Clean residual min=-0.000414 max=0.000397 Jy/beam ! Clean residual mean=-0.000000 rms=0.000092 Jy/beam ! Combined flux in latest and established models = 0.0173961 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 66 components and 0.0173961 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=0.014958Jy sigma=0.669557 ! Fit after self-cal, rms=0.014959Jy sigma=0.669553 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 = -1.32153e-07 Jy ! Component: 100 - total flux cleaned = -1.58927e-07 Jy ! Component: 150 - total flux cleaned = -1.76974e-07 Jy ! Component: 200 - total flux cleaned = -1.53512e-07 Jy ! Total flux subtracted in 200 components = -1.53512e-07 Jy ! Clean residual min=-0.000415 max=0.000397 Jy/beam ! Clean residual mean=-0.000000 rms=0.000092 Jy/beam ! Combined flux in latest and established models = 0.017396 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 67 components and 0.017396 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=0.014958Jy sigma=0.669543 ! Fit after self-cal, rms=0.014958Jy sigma=0.669542 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.014958Jy sigma=0.669542 ! Fit after self-cal, rms=0.014969Jy sigma=0.669535 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.947 mas, bmaj=5.454 mas, bpa=4.289 degrees ! Estimated noise=0.158737 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.67232e-05 Jy ! Component: 100 - total flux cleaned = 0.000102728 Jy ! Component: 150 - total flux cleaned = 0.000105767 Jy ! Component: 200 - total flux cleaned = 0.000107827 Jy ! Total flux subtracted in 200 components = 0.000107827 Jy ! Clean residual min=-0.000392 max=0.000479 Jy/beam ! Clean residual mean=-0.000000 rms=0.000115 Jy/beam ! Combined flux in latest and established models = 0.0175038 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 72 components and 0.0175038 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=0.014969Jy sigma=0.669529 ! Fit after self-cal, rms=0.014970Jy sigma=0.669526 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 = 9.52006e-06 Jy ! Component: 100 - total flux cleaned = 9.58091e-06 Jy ! Component: 150 - total flux cleaned = 1.02737e-05 Jy ! Component: 200 - total flux cleaned = 1.02766e-05 Jy ! Total flux subtracted in 200 components = 1.02766e-05 Jy ! Clean residual min=-0.000392 max=0.000479 Jy/beam ! Clean residual mean=-0.000000 rms=0.000115 Jy/beam ! Combined flux in latest and established models = 0.0175141 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 74 components and 0.0175141 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=0.014970Jy sigma=0.669527 ! Fit after self-cal, rms=0.014970Jy sigma=0.669526 ! 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=1.804 mas, bmaj=4.063 mas, bpa=4.366 degrees ! Estimated noise=0.131293 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.804 x 4.063 at 4.366 degrees (North through East) ! Clean map min=-0.00039698 max=0.014956 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=1.372 mas, bmaj=3.462 mas, bpa=3.992 degrees ! Estimated noise=0.258033 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0111664 Jy ! Component: 100 - total flux cleaned = 0.013765 Jy ! Component: 150 - total flux cleaned = 0.0148473 Jy ! Component: 200 - total flux cleaned = 0.0155402 Jy ! Total flux subtracted in 200 components = 0.0155402 Jy ! Clean residual min=-0.000762 max=0.000806 Jy/beam ! Clean residual mean=-0.000000 rms=0.000182 Jy/beam ! Combined flux in latest and established models = 0.0155402 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 23 model components to the UV plane model. ! The established model now contains 23 components and 0.0155402 Jy ! Inverting map and beam ! Estimated beam: bmin=1.804 mas, bmaj=4.063 mas, bpa=4.366 degrees ! Estimated noise=0.131293 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 = 0.000882586 Jy ! Component: 100 - total flux cleaned = 0.00127031 Jy ! Component: 150 - total flux cleaned = 0.00149357 Jy ! Component: 200 - total flux cleaned = 0.00163448 Jy ! Total flux subtracted in 200 components = 0.00163448 Jy ! Clean residual min=-0.000413 max=0.000383 Jy/beam ! Clean residual mean=-0.000000 rms=0.000094 Jy/beam ! Combined flux in latest and established models = 0.0171747 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 44 components and 0.0171747 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.947 mas, bmaj=5.454 mas, bpa=4.289 degrees ! Estimated noise=0.158737 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000168107 Jy ! Component: 100 - total flux cleaned = 0.00025113 Jy ! Component: 150 - total flux cleaned = 0.000292639 Jy ! Component: 200 - total flux cleaned = 0.000306759 Jy ! Total flux subtracted in 200 components = 0.000306759 Jy ! Clean residual min=-0.000392 max=0.000478 Jy/beam ! Clean residual mean=-0.000000 rms=0.000115 Jy/beam ! Combined flux in latest and established models = 0.0174815 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 = 2.21994e-06 Jy ! Component: 100 - total flux cleaned = 4.32497e-06 Jy ! Component: 150 - total flux cleaned = 6.29831e-06 Jy ! Component: 200 - total flux cleaned = 8.15549e-06 Jy ! Total flux subtracted in 200 components = 8.15549e-06 Jy ! Clean residual min=-0.000393 max=0.000477 Jy/beam ! Clean residual mean=-0.000000 rms=0.000115 Jy/beam ! Combined flux in latest and established models = 0.0174896 Jy ! Adding 8 model components to the UV plane model. ! The established model now contains 48 components and 0.0174896 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.804 mas, bmaj=4.063 mas, bpa=4.366 degrees ! Estimated noise=0.131293 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.59432e-05 Jy ! Component: 100 - total flux cleaned = -5.61273e-05 Jy ! Component: 150 - total flux cleaned = -6.33353e-05 Jy ! Component: 200 - total flux cleaned = -6.82262e-05 Jy ! Total flux subtracted in 200 components = -6.82262e-05 Jy ! Clean residual min=-0.000412 max=0.000399 Jy/beam ! Clean residual mean=-0.000000 rms=0.000092 Jy/beam ! Combined flux in latest and established models = 0.0174214 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 54 components and 0.0174214 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=0.014970Jy sigma=0.669534 ! Fit after self-cal, rms=0.014970Jy sigma=0.669528 wmodel J1219+3657_C_map.mod ! Writing 54 model components to file: J1219+3657_C_map.mod wobs J1219+3657_C_uvs.fits ! Writing UV FITS file: J1219+3657_C_uvs.fits wwins J1219+3657_C_map.win ! wwins: Wrote 1 windows to J1219+3657_C_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -3.11703e-05 Jy ! Component: 100 - total flux cleaned = -5.20262e-05 Jy ! Component: 150 - total flux cleaned = -3.92734e-05 Jy ! Component: 200 - total flux cleaned = -3.91041e-05 Jy ! Component: 250 - total flux cleaned = -2.74481e-05 Jy ! Component: 300 - total flux cleaned = -1.61445e-05 Jy ! Component: 350 - total flux cleaned = 1.12067e-05 Jy ! Component: 400 - total flux cleaned = 3.75662e-05 Jy ! Component: 450 - total flux cleaned = 4.7688e-05 Jy ! Component: 500 - total flux cleaned = 5.78407e-05 Jy ! Component: 550 - total flux cleaned = 9.24191e-05 Jy ! Component: 600 - total flux cleaned = 8.76535e-05 Jy ! Component: 650 - total flux cleaned = 9.25204e-05 Jy ! Component: 700 - total flux cleaned = 0.000101764 Jy ! Component: 750 - total flux cleaned = 0.000110885 Jy ! Component: 800 - total flux cleaned = 0.00011535 Jy ! Component: 850 - total flux cleaned = 0.000106538 Jy ! Component: 900 - total flux cleaned = 8.46809e-05 Jy ! Component: 950 - total flux cleaned = 8.0416e-05 Jy ! Component: 1000 - total flux cleaned = 7.18957e-05 Jy ! Component: 1050 - total flux cleaned = 5.51373e-05 Jy ! Component: 1100 - total flux cleaned = 6.34832e-05 Jy ! Component: 1150 - total flux cleaned = 6.34867e-05 Jy ! Component: 1200 - total flux cleaned = 6.75512e-05 Jy ! Component: 1250 - total flux cleaned = 7.15816e-05 Jy ! Component: 1300 - total flux cleaned = 8.34443e-05 Jy ! Component: 1350 - total flux cleaned = 8.72948e-05 Jy ! Component: 1400 - total flux cleaned = 9.88031e-05 Jy ! Component: 1450 - total flux cleaned = 0.000106456 Jy ! Component: 1500 - total flux cleaned = 0.000117772 Jy ! Component: 1550 - total flux cleaned = 0.000106458 Jy ! Component: 1600 - total flux cleaned = 0.000106493 Jy ! Component: 1650 - total flux cleaned = 0.000117596 Jy ! Component: 1700 - total flux cleaned = 0.000110297 Jy ! Component: 1750 - total flux cleaned = 0.000113916 Jy ! Component: 1800 - total flux cleaned = 0.000113863 Jy ! Component: 1850 - total flux cleaned = 0.000103169 Jy ! Component: 1900 - total flux cleaned = 0.000113763 Jy ! Component: 1950 - total flux cleaned = 0.000117277 Jy ! Component: 2000 - total flux cleaned = 0.000113779 Jy ! Component: 2050 - total flux cleaned = 0.0001138 Jy ! Component: 2100 - total flux cleaned = 0.000141234 Jy ! Component: 2150 - total flux cleaned = 0.00014802 Jy ! Component: 2200 - total flux cleaned = 0.000147999 Jy ! Component: 2250 - total flux cleaned = 0.000151305 Jy ! Component: 2300 - total flux cleaned = 0.000154577 Jy ! Component: 2350 - total flux cleaned = 0.000161161 Jy ! Component: 2400 - total flux cleaned = 0.000157862 Jy ! Component: 2450 - total flux cleaned = 0.000164377 Jy ! Component: 2500 - total flux cleaned = 0.000164404 Jy ! Component: 2550 - total flux cleaned = 0.000164384 Jy ! Component: 2600 - total flux cleaned = 0.000167553 Jy ! Component: 2650 - total flux cleaned = 0.00016443 Jy ! Component: 2700 - total flux cleaned = 0.000177062 Jy ! Component: 2750 - total flux cleaned = 0.000189576 Jy ! Component: 2800 - total flux cleaned = 0.000189585 Jy ! Component: 2850 - total flux cleaned = 0.000189578 Jy ! Component: 2900 - total flux cleaned = 0.000195784 Jy ! Component: 2950 - total flux cleaned = 0.000211066 Jy ! Component: 3000 - total flux cleaned = 0.0002141 Jy ! Component: 3050 - total flux cleaned = 0.000223168 Jy ! Component: 3100 - total flux cleaned = 0.000223133 Jy ! Component: 3150 - total flux cleaned = 0.000217131 Jy ! Component: 3200 - total flux cleaned = 0.000229021 Jy ! Component: 3250 - total flux cleaned = 0.00024087 Jy ! Component: 3300 - total flux cleaned = 0.000240889 Jy ! Component: 3350 - total flux cleaned = 0.000246738 Jy ! Component: 3400 - total flux cleaned = 0.000258377 Jy ! Component: 3450 - total flux cleaned = 0.000261247 Jy ! Component: 3500 - total flux cleaned = 0.000261267 Jy ! Component: 3550 - total flux cleaned = 0.000266983 Jy ! Component: 3600 - total flux cleaned = 0.000267008 Jy ! Component: 3650 - total flux cleaned = 0.000272682 Jy ! Component: 3700 - total flux cleaned = 0.000278338 Jy ! Component: 3750 - total flux cleaned = 0.00028955 Jy ! Component: 3800 - total flux cleaned = 0.000289542 Jy ! Component: 3850 - total flux cleaned = 0.000295082 Jy ! Component: 3900 - total flux cleaned = 0.000295101 Jy ! Component: 3950 - total flux cleaned = 0.000325287 Jy ! Component: 4000 - total flux cleaned = 0.000314337 Jy ! Component: 4050 - total flux cleaned = 0.000319793 Jy ! Total flux subtracted in 4096 components = 0.00030898 Jy ! Clean residual min=-0.000159 max=0.000161 Jy/beam ! Clean residual mean=-0.000000 rms=0.000049 Jy/beam ! Combined flux in latest and established models = 0.0177304 Jy keep ! Adding 309 model components to the UV plane model. ! The established model now contains 363 components and 0.0177304 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1219+3657_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.804 x 4.063 at 4.366 degrees (North through East) ! Clean map min=-0.00031907 max=0.014957 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1219+3657_C_map.fits wmodel /vlbi/sb072/temp_maps//J1219+3657_C_map.mod ! Writing 363 model components to file: /vlbi/sb072/temp_maps//J1219+3657_C_map.mod wobs /vlbi/sb072/temp_maps//J1219+3657_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1219+3657_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1219+3657_C_map.win ! wwins: Wrote 2 windows to /vlbi/sb072/temp_maps//J1219+3657_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0149569 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 4.88478e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.979771 0.979771 1.95954 3.91909 7.83817 15.6763 31.3527 62.7054 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.014 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 306.193 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1219+3657_C_dfm.log closed on Tue Mar 5 23:08:18 2019