! Started logfile: /vlbi/sb072/temp_maps//J2141+2947_C_dfm.log on Fri Jan 25 19:54:08 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//J2141+2947_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J2141+2947_C_uva.fits ! AN table 1: 23 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J2141+2947 ! ! 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 94 lines of history. ! ! Reading 8280 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 J2141+2947_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=1.000715Jy sigma=49.044239 ! Fit after self-cal, rms=0.989868Jy sigma=48.536439 ! 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=1.235 mas, bmaj=3.837 mas, bpa=9.913 degrees ! Estimated noise=0.322327 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 = 0.00778404 Jy ! Component: 100 - total flux cleaned = 0.00930304 Jy ! Total flux subtracted in 100 components = 0.00930304 Jy ! Clean residual min=-0.001609 max=0.001625 Jy/beam ! Clean residual mean=-0.000001 rms=0.000313 Jy/beam ! Combined flux in latest and established models = 0.00930304 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.00930304 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=0.017291Jy sigma=0.808861 ! Fit after self-cal, rms=0.015128Jy sigma=0.701121 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00357579 Jy ! Component: 100 - total flux cleaned = 0.00388909 Jy ! Total flux subtracted in 100 components = 0.00388909 Jy ! Clean residual min=-0.001180 max=0.001129 Jy/beam ! Clean residual mean=-0.000001 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.0131921 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 17 components and 0.0131921 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=0.014388Jy sigma=0.668564 ! Fit after self-cal, rms=0.014383Jy sigma=0.668405 ! 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=1.616 mas, bmaj=4.19 mas, bpa=8.674 degrees ! Estimated noise=0.160916 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, -58.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000829643 Jy ! Component: 100 - total flux cleaned = 0.00104197 Jy ! Component: 150 - total flux cleaned = 0.00118745 Jy ! Component: 200 - total flux cleaned = 0.00126075 Jy ! Total flux subtracted in 200 components = 0.00126075 Jy ! Clean residual min=-0.000936 max=0.000926 Jy/beam ! Clean residual mean=-0.000001 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.0144529 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 33 components and 0.0144529 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=0.014308Jy sigma=0.665471 ! Fit after self-cal, rms=0.014298Jy sigma=0.665128 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.616 x 4.19 at 8.674 degrees (North through East) ! Clean map min=-0.00090564 max=0.013678 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.06 HN 1.05 KP 1.16 ! LA 1.19 MK 1.25 NL 1.12 OV 1.28 ! PT 0.99 SC 1.21 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.29 FD 1.03 HN 0.96 KP 1.01 ! LA 1.03 MK 1.07 NL 1.37 OV 1.12 ! PT 0.83 SC 1.14 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.94 HN 0.97 KP 1.01 ! LA 1.05 MK 1.23 NL 1.15 OV 1.03 ! PT 1.28 SC 1.06 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.88 HN 1.02 KP 0.88 ! LA 1.17 MK 0.93 NL 1.22 OV 1.02 ! PT 0.84 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.90 HN 0.84 KP 0.92 ! LA 1.04 MK 0.85 NL 1.12 OV 0.99 ! PT 0.77 SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.87 HN 0.98 KP 0.97 ! LA 1.03 MK 0.99 NL 1.05 OV 0.98 ! PT 0.82 SC 0.92 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.87 HN 0.90 KP 0.89 ! LA 1.09 MK 0.90 NL 0.94 OV 0.93 ! PT 0.85 SC 0.94 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.93 HN 0.87 KP 0.82 ! LA 1.09 MK 0.90 NL 1.06 OV 0.88 ! PT 0.85 SC 0.90 ! ! ! Fit before self-cal, rms=0.014298Jy sigma=0.665128 ! Fit after self-cal, rms=0.013994Jy sigma=0.652020 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.606 mas, bmaj=4.194 mas, bpa=8.329 degrees ! Estimated noise=0.159986 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 = -0.000221032 Jy ! Component: 100 - total flux cleaned = -0.000264339 Jy ! Component: 150 - total flux cleaned = -0.000298391 Jy ! Component: 200 - total flux cleaned = -0.000327511 Jy ! Total flux subtracted in 200 components = -0.000327511 Jy ! Clean residual min=-0.000404 max=0.000401 Jy/beam ! Clean residual mean=-0.000000 rms=0.000108 Jy/beam ! Combined flux in latest and established models = 0.0141254 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 49 components and 0.0141254 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=0.013983Jy sigma=0.651579 ! Fit after self-cal, rms=0.013998Jy sigma=0.651122 ! 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=0.013998Jy sigma=0.651122 ! Fit after self-cal, rms=0.014000Jy sigma=0.651005 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.603 mas, bmaj=4.194 mas, bpa=8.356 degrees ! Estimated noise=0.159499 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.29412e-05 Jy ! Component: 100 - total flux cleaned = -8.22317e-05 Jy ! Component: 150 - total flux cleaned = -8.74563e-05 Jy ! Component: 200 - total flux cleaned = -8.73251e-05 Jy ! Total flux subtracted in 200 components = -8.73251e-05 Jy ! Clean residual min=-0.000405 max=0.000410 Jy/beam ! Clean residual mean=-0.000000 rms=0.000105 Jy/beam ! Combined flux in latest and established models = 0.014038 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 56 components and 0.014038 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=0.013994Jy sigma=0.650800 ! Fit after self-cal, rms=0.013997Jy sigma=0.650781 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 = 1.90689e-06 Jy ! Component: 100 - total flux cleaned = 2.1474e-06 Jy ! Component: 150 - total flux cleaned = 5.81155e-06 Jy ! Component: 200 - total flux cleaned = 2.56235e-06 Jy ! Total flux subtracted in 200 components = 2.56235e-06 Jy ! Clean residual min=-0.000406 max=0.000415 Jy/beam ! Clean residual mean=-0.000000 rms=0.000105 Jy/beam ! Combined flux in latest and established models = 0.0140406 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 62 components and 0.0140406 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=0.013995Jy sigma=0.650700 ! Fit after self-cal, rms=0.013995Jy sigma=0.650697 ! 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=0.013995Jy sigma=0.650697 ! Fit after self-cal, rms=0.014127Jy sigma=0.650629 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.6 mas, bmaj=4.188 mas, bpa=8.416 degrees ! Estimated noise=0.160337 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.12595e-05 Jy ! Component: 100 - total flux cleaned = 6.89521e-05 Jy ! Component: 150 - total flux cleaned = 7.63597e-05 Jy ! Component: 200 - total flux cleaned = 7.96884e-05 Jy ! Total flux subtracted in 200 components = 7.96884e-05 Jy ! Clean residual min=-0.000403 max=0.000410 Jy/beam ! Clean residual mean=-0.000000 rms=0.000104 Jy/beam ! Combined flux in latest and established models = 0.0141203 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 66 components and 0.0141203 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=0.014125Jy sigma=0.650536 ! Fit after self-cal, rms=0.014127Jy sigma=0.650523 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 = 1.25197e-05 Jy ! Component: 100 - total flux cleaned = 9.60918e-06 Jy ! Component: 150 - total flux cleaned = 9.67385e-06 Jy ! Component: 200 - total flux cleaned = 9.65365e-06 Jy ! Total flux subtracted in 200 components = 9.65365e-06 Jy ! Clean residual min=-0.000403 max=0.000418 Jy/beam ! Clean residual mean=-0.000000 rms=0.000104 Jy/beam ! Combined flux in latest and established models = 0.0141299 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 75 components and 0.0141299 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=0.014126Jy sigma=0.650482 ! Fit after self-cal, rms=0.014126Jy sigma=0.650480 ! 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=0.014126Jy sigma=0.650480 ! Fit after self-cal, rms=0.014187Jy sigma=0.650425 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.529 mas, bmaj=5.24 mas, bpa=2.238 degrees ! Estimated noise=0.20493 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.15509e-06 Jy ! Component: 100 - total flux cleaned = -1.64933e-05 Jy ! Component: 150 - total flux cleaned = -1.03964e-05 Jy ! Component: 200 - total flux cleaned = -1.5772e-05 Jy ! Total flux subtracted in 200 components = -1.5772e-05 Jy ! Clean residual min=-0.000494 max=0.000575 Jy/beam ! Clean residual mean=-0.000000 rms=0.000152 Jy/beam ! Combined flux in latest and established models = 0.0141142 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 86 components and 0.0141142 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=0.014187Jy sigma=0.650441 ! Fit after self-cal, rms=0.014188Jy sigma=0.650419 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 = -4.79563e-06 Jy ! Component: 100 - total flux cleaned = -1.2297e-05 Jy ! Component: 150 - total flux cleaned = -1.91536e-05 Jy ! Component: 200 - total flux cleaned = -2.35679e-05 Jy ! Total flux subtracted in 200 components = -2.35679e-05 Jy ! Clean residual min=-0.000485 max=0.000571 Jy/beam ! Clean residual mean=-0.000000 rms=0.000150 Jy/beam ! Combined flux in latest and established models = 0.0140906 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 91 components and 0.0140906 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=0.014188Jy sigma=0.650432 ! Fit after self-cal, rms=0.014188Jy sigma=0.650429 ! 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=1.595 mas, bmaj=4.181 mas, bpa=8.48 degrees ! Estimated noise=0.160826 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.595 x 4.181 at 8.48 degrees (North through East) ! Clean map min=-0.00037884 max=0.013623 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=1.219 mas, bmaj=3.817 mas, bpa=9.507 degrees ! Estimated noise=0.316732 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.010626 Jy ! Component: 100 - total flux cleaned = 0.0130457 Jy ! Component: 150 - total flux cleaned = 0.0134005 Jy ! Component: 200 - total flux cleaned = 0.0135105 Jy ! Total flux subtracted in 200 components = 0.0135105 Jy ! Clean residual min=-0.000876 max=0.000901 Jy/beam ! Clean residual mean=-0.000000 rms=0.000214 Jy/beam ! Combined flux in latest and established models = 0.0135105 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 25 model components to the UV plane model. ! The established model now contains 25 components and 0.0135105 Jy ! Inverting map and beam ! Estimated beam: bmin=1.595 mas, bmaj=4.181 mas, bpa=8.48 degrees ! Estimated noise=0.160826 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 = 0.000436192 Jy ! Component: 100 - total flux cleaned = 0.000481061 Jy ! Component: 150 - total flux cleaned = 0.000504793 Jy ! Component: 200 - total flux cleaned = 0.000524194 Jy ! Total flux subtracted in 200 components = 0.000524194 Jy ! Clean residual min=-0.000435 max=0.000430 Jy/beam ! Clean residual mean=-0.000000 rms=0.000109 Jy/beam ! Combined flux in latest and established models = 0.0140347 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 38 components and 0.0140347 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=3.529 mas, bmaj=5.24 mas, bpa=2.238 degrees ! Estimated noise=0.20493 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.0939e-05 Jy ! Component: 100 - total flux cleaned = 5.82575e-05 Jy ! Component: 150 - total flux cleaned = 6.75653e-05 Jy ! Component: 200 - total flux cleaned = 7.17138e-05 Jy ! Total flux subtracted in 200 components = 7.17138e-05 Jy ! Clean residual min=-0.000500 max=0.000577 Jy/beam ! Clean residual mean=-0.000000 rms=0.000154 Jy/beam ! Combined flux in latest and established models = 0.0141065 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 = 3.62277e-06 Jy ! Component: 100 - total flux cleaned = 2.82472e-07 Jy ! Component: 150 - total flux cleaned = -2.82398e-06 Jy ! Component: 200 - total flux cleaned = -8.70653e-06 Jy ! Total flux subtracted in 200 components = -8.70653e-06 Jy ! Clean residual min=-0.000490 max=0.000575 Jy/beam ! Clean residual mean=-0.000000 rms=0.000152 Jy/beam ! Combined flux in latest and established models = 0.0140977 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 64 components and 0.0140977 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.595 mas, bmaj=4.181 mas, bpa=8.48 degrees ! Estimated noise=0.160826 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.11447e-06 Jy ! Component: 100 - total flux cleaned = -1.2507e-05 Jy ! Component: 150 - total flux cleaned = -1.69127e-05 Jy ! Component: 200 - total flux cleaned = -1.70949e-05 Jy ! Total flux subtracted in 200 components = -1.70949e-05 Jy ! Clean residual min=-0.000425 max=0.000413 Jy/beam ! Clean residual mean=-0.000000 rms=0.000104 Jy/beam ! Combined flux in latest and established models = 0.0140807 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 84 components and 0.0140807 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=0.014190Jy sigma=0.650490 ! Fit after self-cal, rms=0.014188Jy sigma=0.650432 wmodel J2141+2947_C_map.mod ! Writing 84 model components to file: J2141+2947_C_map.mod wobs J2141+2947_C_uvs.fits ! Writing UV FITS file: J2141+2947_C_uvs.fits wwins J2141+2947_C_map.win ! wwins: Wrote 2 windows to J2141+2947_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 = 4.44639e-05 Jy ! Component: 100 - total flux cleaned = 9.39951e-05 Jy ! Component: 150 - total flux cleaned = 0.000100675 Jy ! Component: 200 - total flux cleaned = 0.000132311 Jy ! Component: 250 - total flux cleaned = 0.000138354 Jy ! Component: 300 - total flux cleaned = 0.000156089 Jy ! Component: 350 - total flux cleaned = 0.000173296 Jy ! Component: 400 - total flux cleaned = 0.000167713 Jy ! Component: 450 - total flux cleaned = 0.000151424 Jy ! Component: 500 - total flux cleaned = 0.00015155 Jy ! Component: 550 - total flux cleaned = 0.000151554 Jy ! Component: 600 - total flux cleaned = 0.000131162 Jy ! Component: 650 - total flux cleaned = 0.000136179 Jy ! Component: 700 - total flux cleaned = 0.000131239 Jy ! Component: 750 - total flux cleaned = 0.000106998 Jy ! Component: 800 - total flux cleaned = 0.00010231 Jy ! Component: 850 - total flux cleaned = 9.28857e-05 Jy ! Component: 900 - total flux cleaned = 6.98172e-05 Jy ! Component: 950 - total flux cleaned = 3.81252e-05 Jy ! Component: 1000 - total flux cleaned = 3.36491e-05 Jy ! Component: 1050 - total flux cleaned = -1.73118e-06 Jy ! Component: 1100 - total flux cleaned = -1.48162e-05 Jy ! Component: 1150 - total flux cleaned = -4.06388e-05 Jy ! Component: 1200 - total flux cleaned = -5.33269e-05 Jy ! Component: 1250 - total flux cleaned = -7.4281e-05 Jy ! Component: 1300 - total flux cleaned = -9.07748e-05 Jy ! Component: 1350 - total flux cleaned = -0.000107088 Jy ! Component: 1400 - total flux cleaned = -0.000107076 Jy ! Component: 1450 - total flux cleaned = -0.000131125 Jy ! Component: 1500 - total flux cleaned = -0.000135098 Jy ! Component: 1550 - total flux cleaned = -0.000142914 Jy ! Component: 1600 - total flux cleaned = -0.000154517 Jy ! Component: 1650 - total flux cleaned = -0.000162126 Jy ! Component: 1700 - total flux cleaned = -0.000165934 Jy ! Component: 1750 - total flux cleaned = -0.000177241 Jy ! Component: 1800 - total flux cleaned = -0.00019209 Jy ! Component: 1850 - total flux cleaned = -0.000199497 Jy ! Component: 1900 - total flux cleaned = -0.000210479 Jy ! Component: 1950 - total flux cleaned = -0.000221353 Jy ! Component: 2000 - total flux cleaned = -0.000228516 Jy ! Component: 2050 - total flux cleaned = -0.000232104 Jy ! Component: 2100 - total flux cleaned = -0.000239153 Jy ! Component: 2150 - total flux cleaned = -0.000256617 Jy ! Component: 2200 - total flux cleaned = -0.000260072 Jy ! Component: 2250 - total flux cleaned = -0.000270313 Jy ! Component: 2300 - total flux cleaned = -0.000273702 Jy ! Component: 2350 - total flux cleaned = -0.000290569 Jy ! Component: 2400 - total flux cleaned = -0.000293925 Jy ! Component: 2450 - total flux cleaned = -0.000307239 Jy ! Component: 2500 - total flux cleaned = -0.000303968 Jy ! Component: 2550 - total flux cleaned = -0.000317102 Jy ! Component: 2600 - total flux cleaned = -0.000323617 Jy ! Component: 2650 - total flux cleaned = -0.000333349 Jy ! Component: 2700 - total flux cleaned = -0.000349414 Jy ! Component: 2750 - total flux cleaned = -0.000349395 Jy ! Component: 2800 - total flux cleaned = -0.000352567 Jy ! Component: 2850 - total flux cleaned = -0.000368325 Jy ! Component: 2900 - total flux cleaned = -0.000371459 Jy ! Component: 2950 - total flux cleaned = -0.000393259 Jy ! Component: 3000 - total flux cleaned = -0.000393267 Jy ! Component: 3050 - total flux cleaned = -0.000396375 Jy ! Component: 3100 - total flux cleaned = -0.000408643 Jy ! Component: 3150 - total flux cleaned = -0.000423813 Jy ! Component: 3200 - total flux cleaned = -0.000435884 Jy ! Component: 3250 - total flux cleaned = -0.000444864 Jy ! Component: 3300 - total flux cleaned = -0.000453811 Jy ! Component: 3350 - total flux cleaned = -0.000462734 Jy ! Component: 3400 - total flux cleaned = -0.000480406 Jy ! Component: 3450 - total flux cleaned = -0.000480418 Jy ! Component: 3500 - total flux cleaned = -0.000486249 Jy ! Component: 3550 - total flux cleaned = -0.000506515 Jy ! Component: 3600 - total flux cleaned = -0.000515164 Jy ! Component: 3650 - total flux cleaned = -0.000526643 Jy ! Component: 3700 - total flux cleaned = -0.000540901 Jy ! Component: 3750 - total flux cleaned = -0.000557891 Jy ! Component: 3800 - total flux cleaned = -0.000566368 Jy ! Component: 3850 - total flux cleaned = -0.000580402 Jy ! Component: 3900 - total flux cleaned = -0.000588787 Jy ! Component: 3950 - total flux cleaned = -0.000602652 Jy ! Component: 4000 - total flux cleaned = -0.000621974 Jy ! Component: 4050 - total flux cleaned = -0.000619214 Jy ! Total flux subtracted in 4096 components = -0.000630132 Jy ! Clean residual min=-0.000153 max=0.000153 Jy/beam ! Clean residual mean=-0.000000 rms=0.000049 Jy/beam ! Combined flux in latest and established models = 0.0134505 Jy keep ! Adding 288 model components to the UV plane model. ! The established model now contains 372 components and 0.0134505 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J2141+2947_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.595 x 4.181 at 8.48 degrees (North through East) ! Clean map min=-0.00032518 max=0.013671 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J2141+2947_C_map.fits wmodel /vlbi/sb072/temp_maps//J2141+2947_C_map.mod ! Writing 372 model components to file: /vlbi/sb072/temp_maps//J2141+2947_C_map.mod wobs /vlbi/sb072/temp_maps//J2141+2947_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J2141+2947_C_uvs.fits wwins /vlbi/sb072/temp_maps//J2141+2947_C_map.win ! wwins: Wrote 3 windows to /vlbi/sb072/temp_maps//J2141+2947_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0136715 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 4.87919e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.07067 1.07067 2.14134 4.28267 8.56534 17.1307 34.2614 68.5227 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.013 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 280.199 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J2141+2947_C_dfm.log closed on Fri Jan 25 19:54:13 2019