! Started logfile: /vlbi/sb072/temp_maps//J1748+0440_C_dfm.log on Thu Jan 31 09:43:55 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//J1748+0440_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1748+0440_C_uva.fits ! AN table 1: 23 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.995169 visibilities/baseline/integration-bin. ! Found source: J1748+0440 ! ! 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 6592 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 J1748+0440_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=1.004710Jy sigma=46.225688 ! Fit after self-cal, rms=0.899851Jy sigma=41.404316 ! 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=1.19 mas, bmaj=3.868 mas, bpa=-2.559 degrees ! Estimated noise=0.371896 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 = 0.0766718 Jy ! Component: 100 - total flux cleaned = 0.0933996 Jy ! Total flux subtracted in 100 components = 0.0933996 Jy ! Clean residual min=-0.002804 max=0.004749 Jy/beam ! Clean residual mean=0.000002 rms=0.000673 Jy/beam ! Combined flux in latest and established models = 0.0933996 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.0933996 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=0.020454Jy sigma=0.819919 ! Fit after self-cal, rms=0.020449Jy sigma=0.819441 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00448193 Jy ! Component: 100 - total flux cleaned = 0.00638802 Jy ! Total flux subtracted in 100 components = 0.00638802 Jy ! Clean residual min=-0.002190 max=0.003812 Jy/beam ! Clean residual mean=0.000001 rms=0.000570 Jy/beam ! Combined flux in latest and established models = 0.0997876 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 14 components and 0.0997876 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=0.019151Jy sigma=0.775626 ! Fit after self-cal, rms=0.019150Jy sigma=0.775576 ! Inverting map ! Added new window around map position (2.4, 5.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00342495 Jy ! Component: 100 - total flux cleaned = 0.00417886 Jy ! Total flux subtracted in 100 components = 0.00417886 Jy ! Clean residual min=-0.001975 max=0.003430 Jy/beam ! Clean residual mean=0.000000 rms=0.000472 Jy/beam ! Combined flux in latest and established models = 0.103966 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 24 components and 0.103966 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=0.018546Jy sigma=0.743835 ! Fit after self-cal, rms=0.018436Jy sigma=0.739686 ! 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=1.5 mas, bmaj=4.286 mas, bpa=-1.919 degrees ! Estimated noise=0.19393 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-2.1, -6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0026737 Jy ! Component: 100 - total flux cleaned = 0.00352038 Jy ! Component: 150 - total flux cleaned = 0.00384374 Jy ! Component: 200 - total flux cleaned = 0.00401022 Jy ! Total flux subtracted in 200 components = 0.00401022 Jy ! Clean residual min=-0.001583 max=0.001701 Jy/beam ! Clean residual mean=-0.000000 rms=0.000399 Jy/beam ! Combined flux in latest and established models = 0.107977 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 49 components and 0.107977 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=0.018016Jy sigma=0.717898 ! Fit after self-cal, rms=0.018000Jy sigma=0.717156 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.5 x 4.286 at -1.919 degrees (North through East) ! Clean map min=-0.0014415 max=0.097675 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.95 HN 0.97 KP 0.98 LA 1.04 ! MK 0.99 NL 0.97 OV 1.02 PT 0.93 ! SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.94 HN 0.97 KP 0.98 LA 1.03 ! MK 0.99 NL 1.01 OV 1.01 PT 0.94 ! SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 HN 0.98 KP 1.00 LA 1.05 ! MK 1.01 NL 1.00 OV 1.01 PT 0.95 ! SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 HN 0.97 KP 0.99 LA 1.07 ! MK 1.01 NL 1.10 OV 1.01 PT 0.96 ! SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 HN 0.98 KP 1.00 LA 1.06 ! MK 1.01 NL 1.02 OV 1.01 PT 0.95 ! SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 1.01 KP 1.01 LA 1.05 ! MK 1.02 NL 1.03 OV 1.03 PT 0.95 ! SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 1.01 KP 1.01 LA 1.06 ! MK 1.03 NL 1.01 OV 1.01 PT 0.96 ! SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 1.00 KP 1.00 LA 1.06 ! MK 1.03 NL 1.02 OV 1.02 PT 0.98 ! SC 1.02 ! ! ! Fit before self-cal, rms=0.018000Jy sigma=0.717156 ! Fit after self-cal, rms=0.017356Jy sigma=0.687581 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.503 mas, bmaj=4.297 mas, bpa=-1.899 degrees ! Estimated noise=0.194598 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 = -0.000743716 Jy ! Component: 100 - total flux cleaned = -0.00104878 Jy ! Component: 150 - total flux cleaned = -0.00122342 Jy ! Component: 200 - total flux cleaned = -0.00129865 Jy ! Total flux subtracted in 200 components = -0.00129865 Jy ! Clean residual min=-0.000861 max=0.000810 Jy/beam ! Clean residual mean=0.000000 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.106678 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 69 components and 0.106678 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=0.017310Jy sigma=0.685214 ! Fit after self-cal, rms=0.017309Jy sigma=0.685156 ! 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=0.017309Jy sigma=0.685156 ! Fit after self-cal, rms=0.017278Jy sigma=0.684979 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.503 mas, bmaj=4.298 mas, bpa=-1.881 degrees ! Estimated noise=0.194344 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00043296 Jy ! Component: 100 - total flux cleaned = -0.000564622 Jy ! Component: 150 - total flux cleaned = -0.00063269 Jy ! Component: 200 - total flux cleaned = -0.000683959 Jy ! Total flux subtracted in 200 components = -0.000683959 Jy ! Clean residual min=-0.000813 max=0.000755 Jy/beam ! Clean residual mean=0.000000 rms=0.000180 Jy/beam ! Combined flux in latest and established models = 0.105994 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 78 components and 0.105994 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=0.017262Jy sigma=0.684112 ! Fit after self-cal, rms=0.017262Jy sigma=0.684101 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 = -2.86926e-05 Jy ! Component: 100 - total flux cleaned = -7.37717e-05 Jy ! Component: 150 - total flux cleaned = -0.000106991 Jy ! Component: 200 - total flux cleaned = -0.00013056 Jy ! Total flux subtracted in 200 components = -0.00013056 Jy ! Clean residual min=-0.000799 max=0.000729 Jy/beam ! Clean residual mean=0.000000 rms=0.000176 Jy/beam ! Combined flux in latest and established models = 0.105863 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 88 components and 0.105863 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=0.017254Jy sigma=0.683742 ! Fit after self-cal, rms=0.017254Jy sigma=0.683740 ! 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=0.017254Jy sigma=0.683740 ! Fit after self-cal, rms=0.017233Jy sigma=0.683655 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.503 mas, bmaj=4.297 mas, bpa=-1.868 degrees ! Estimated noise=0.194213 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000256558 Jy ! Component: 100 - total flux cleaned = -0.000326708 Jy ! Component: 150 - total flux cleaned = -0.000346714 Jy ! Component: 200 - total flux cleaned = -0.000365437 Jy ! Total flux subtracted in 200 components = -0.000365437 Jy ! Clean residual min=-0.000765 max=0.000696 Jy/beam ! Clean residual mean=0.000000 rms=0.000170 Jy/beam ! Combined flux in latest and established models = 0.105498 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 95 components and 0.105498 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=0.017227Jy sigma=0.683324 ! Fit after self-cal, rms=0.017227Jy sigma=0.683321 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.20669e-05 Jy ! Component: 100 - total flux cleaned = -5.46979e-05 Jy ! Component: 150 - total flux cleaned = -7.59591e-05 Jy ! Component: 200 - total flux cleaned = -9.10384e-05 Jy ! Total flux subtracted in 200 components = -9.10384e-05 Jy ! Clean residual min=-0.000757 max=0.000683 Jy/beam ! Clean residual mean=0.000000 rms=0.000168 Jy/beam ! Combined flux in latest and established models = 0.105407 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 99 components and 0.105407 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=0.017223Jy sigma=0.683187 ! Fit after self-cal, rms=0.017224Jy sigma=0.683185 ! 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=0.017224Jy sigma=0.683185 ! Fit after self-cal, rms=0.017207Jy sigma=0.683124 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.45 mas, bmaj=7.436 mas, bpa=-8.77 degrees ! Estimated noise=0.254237 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00024835 Jy ! Component: 100 - total flux cleaned = -0.00030832 Jy ! Component: 150 - total flux cleaned = -0.000341889 Jy ! Component: 200 - total flux cleaned = -0.000370683 Jy ! Total flux subtracted in 200 components = -0.000370683 Jy ! Clean residual min=-0.000903 max=0.000997 Jy/beam ! Clean residual mean=0.000000 rms=0.000247 Jy/beam ! Combined flux in latest and established models = 0.105036 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 109 components and 0.105036 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=0.017206Jy sigma=0.683049 ! Fit after self-cal, rms=0.017205Jy sigma=0.683032 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 = -7.00793e-05 Jy ! Component: 100 - total flux cleaned = -8.82464e-05 Jy ! Component: 150 - total flux cleaned = -0.000102416 Jy ! Component: 200 - total flux cleaned = -0.000117231 Jy ! Total flux subtracted in 200 components = -0.000117231 Jy ! Clean residual min=-0.000905 max=0.000996 Jy/beam ! Clean residual mean=0.000000 rms=0.000245 Jy/beam ! Combined flux in latest and established models = 0.104919 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 117 components and 0.104919 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=0.017205Jy sigma=0.683013 ! Fit after self-cal, rms=0.017205Jy sigma=0.683003 ! 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=1.502 mas, bmaj=4.297 mas, bpa=-1.861 degrees ! Estimated noise=0.194134 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.502 x 4.297 at -1.861 degrees (North through East) ! Clean map min=-0.00085587 max=0.098092 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=1.193 mas, bmaj=3.876 mas, bpa=-2.5 degrees ! Estimated noise=0.373641 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0770186 Jy ! Component: 100 - total flux cleaned = 0.0938436 Jy ! Component: 150 - total flux cleaned = 0.0988863 Jy ! Component: 200 - total flux cleaned = 0.101283 Jy ! Total flux subtracted in 200 components = 0.101283 Jy ! Clean residual min=-0.002045 max=0.001766 Jy/beam ! Clean residual mean=0.000001 rms=0.000373 Jy/beam ! Combined flux in latest and established models = 0.101283 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.101283 Jy ! Inverting map and beam ! Estimated beam: bmin=1.502 mas, bmaj=4.297 mas, bpa=-1.861 degrees ! Estimated noise=0.194134 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 = 0.00222539 Jy ! Component: 100 - total flux cleaned = 0.00328917 Jy ! Component: 150 - total flux cleaned = 0.00357374 Jy ! Component: 200 - total flux cleaned = 0.00377098 Jy ! Total flux subtracted in 200 components = 0.00377098 Jy ! Clean residual min=-0.000729 max=0.000858 Jy/beam ! Clean residual mean=0.000000 rms=0.000197 Jy/beam ! Combined flux in latest and established models = 0.105054 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 45 components and 0.105054 Jy ! Inverting map ! Added new window around map position (9.9, -60.9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000603169 Jy ! Component: 100 - total flux cleaned = 0.000777827 Jy ! Component: 150 - total flux cleaned = 0.000927746 Jy ! Component: 200 - total flux cleaned = 0.000965563 Jy ! Total flux subtracted in 200 components = 0.000965563 Jy ! Clean residual min=-0.000680 max=0.000655 Jy/beam ! Clean residual mean=0.000000 rms=0.000165 Jy/beam ! Combined flux in latest and established models = 0.106019 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 59 components and 0.106019 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=3.45 mas, bmaj=7.436 mas, bpa=-8.77 degrees ! Estimated noise=0.254237 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000390476 Jy ! Component: 100 - total flux cleaned = 0.000598464 Jy ! Component: 150 - total flux cleaned = 0.000724678 Jy ! Component: 200 - total flux cleaned = 0.000740981 Jy ! Total flux subtracted in 200 components = 0.000740981 Jy ! Clean residual min=-0.000691 max=0.000707 Jy/beam ! Clean residual mean=-0.000000 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.10676 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.97614e-05 Jy ! Component: 100 - total flux cleaned = -4.45482e-05 Jy ! Component: 150 - total flux cleaned = -6.7517e-05 Jy ! Component: 200 - total flux cleaned = -8.85551e-05 Jy ! Total flux subtracted in 200 components = -8.85551e-05 Jy ! Clean residual min=-0.000696 max=0.000698 Jy/beam ! Clean residual mean=-0.000000 rms=0.000191 Jy/beam ! Combined flux in latest and established models = 0.106672 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 81 components and 0.106672 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.502 mas, bmaj=4.297 mas, bpa=-1.861 degrees ! Estimated noise=0.194134 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.83984e-05 Jy ! Component: 100 - total flux cleaned = -5.62894e-05 Jy ! Component: 150 - total flux cleaned = -3.40204e-05 Jy ! Component: 200 - total flux cleaned = -4.43933e-05 Jy ! Total flux subtracted in 200 components = -4.43933e-05 Jy ! Clean residual min=-0.000624 max=0.000654 Jy/beam ! Clean residual mean=-0.000000 rms=0.000149 Jy/beam ! Combined flux in latest and established models = 0.106627 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 94 components and 0.106627 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=0.017197Jy sigma=0.682628 ! Fit after self-cal, rms=0.017194Jy sigma=0.682505 wmodel J1748+0440_C_map.mod ! Writing 94 model components to file: J1748+0440_C_map.mod wobs J1748+0440_C_uvs.fits ! Writing UV FITS file: J1748+0440_C_uvs.fits wwins J1748+0440_C_map.win ! wwins: Wrote 4 windows to J1748+0440_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 = 2.56999e-05 Jy ! Component: 100 - total flux cleaned = 4.75315e-05 Jy ! Component: 150 - total flux cleaned = 5.94584e-07 Jy ! Component: 200 - total flux cleaned = -4.36192e-05 Jy ! Component: 250 - total flux cleaned = -1.84296e-05 Jy ! Component: 300 - total flux cleaned = -2.45375e-06 Jy ! Component: 350 - total flux cleaned = 1.29419e-05 Jy ! Component: 400 - total flux cleaned = 2.05532e-05 Jy ! Component: 450 - total flux cleaned = 4.23093e-05 Jy ! Component: 500 - total flux cleaned = 4.21188e-05 Jy ! Component: 550 - total flux cleaned = 4.89165e-05 Jy ! Component: 600 - total flux cleaned = 4.89696e-05 Jy ! Component: 650 - total flux cleaned = 3.60519e-05 Jy ! Component: 700 - total flux cleaned = 4.24937e-05 Jy ! Component: 750 - total flux cleaned = 2.99955e-05 Jy ! Component: 800 - total flux cleaned = 1.16343e-05 Jy ! Component: 850 - total flux cleaned = 1.75622e-05 Jy ! Component: 900 - total flux cleaned = 2.90363e-05 Jy ! Component: 950 - total flux cleaned = 2.30622e-05 Jy ! Component: 1000 - total flux cleaned = 3.98359e-05 Jy ! Component: 1050 - total flux cleaned = 5.08405e-05 Jy ! Component: 1100 - total flux cleaned = 6.7117e-05 Jy ! Component: 1150 - total flux cleaned = 7.76233e-05 Jy ! Component: 1200 - total flux cleaned = 8.27168e-05 Jy ! Component: 1250 - total flux cleaned = 8.27773e-05 Jy ! Component: 1300 - total flux cleaned = 0.000107977 Jy ! Component: 1350 - total flux cleaned = 0.000107904 Jy ! Component: 1400 - total flux cleaned = 0.000117731 Jy ! Component: 1450 - total flux cleaned = 0.000122474 Jy ! Component: 1500 - total flux cleaned = 0.000112996 Jy ! Component: 1550 - total flux cleaned = 0.000117655 Jy ! Component: 1600 - total flux cleaned = 0.000126834 Jy ! Component: 1650 - total flux cleaned = 0.000131342 Jy ! Component: 1700 - total flux cleaned = 0.000144716 Jy ! Component: 1750 - total flux cleaned = 0.000140255 Jy ! Component: 1800 - total flux cleaned = 0.00016191 Jy ! Component: 1850 - total flux cleaned = 0.000170469 Jy ! Component: 1900 - total flux cleaned = 0.000178959 Jy ! Component: 1950 - total flux cleaned = 0.000199907 Jy ! Component: 2000 - total flux cleaned = 0.000224706 Jy ! Component: 2050 - total flux cleaned = 0.000232875 Jy ! Component: 2100 - total flux cleaned = 0.000249078 Jy ! Component: 2150 - total flux cleaned = 0.00026912 Jy ! Component: 2200 - total flux cleaned = 0.000292971 Jy ! Component: 2250 - total flux cleaned = 0.000293024 Jy ! Component: 2300 - total flux cleaned = 0.000320278 Jy ! Component: 2350 - total flux cleaned = 0.000327934 Jy ! Component: 2400 - total flux cleaned = 0.000339403 Jy ! Component: 2450 - total flux cleaned = 0.000350766 Jy ! Component: 2500 - total flux cleaned = 0.000358256 Jy ! Component: 2550 - total flux cleaned = 0.000373219 Jy ! Component: 2600 - total flux cleaned = 0.000387994 Jy ! Component: 2650 - total flux cleaned = 0.000398979 Jy ! Component: 2700 - total flux cleaned = 0.000395326 Jy ! Component: 2750 - total flux cleaned = 0.000398951 Jy ! Component: 2800 - total flux cleaned = 0.00040258 Jy ! Component: 2850 - total flux cleaned = 0.00039194 Jy ! Component: 2900 - total flux cleaned = 0.000402549 Jy ! Component: 2950 - total flux cleaned = 0.000399018 Jy ! Component: 3000 - total flux cleaned = 0.000385131 Jy ! Component: 3050 - total flux cleaned = 0.000374859 Jy ! Component: 3100 - total flux cleaned = 0.000378325 Jy ! Component: 3150 - total flux cleaned = 0.000374932 Jy ! Component: 3200 - total flux cleaned = 0.000374935 Jy ! Component: 3250 - total flux cleaned = 0.000364788 Jy ! Component: 3300 - total flux cleaned = 0.000358106 Jy ! Component: 3350 - total flux cleaned = 0.000364747 Jy ! Component: 3400 - total flux cleaned = 0.000354871 Jy ! Component: 3450 - total flux cleaned = 0.000351585 Jy ! Component: 3500 - total flux cleaned = 0.000348343 Jy ! Component: 3550 - total flux cleaned = 0.00034507 Jy ! Component: 3600 - total flux cleaned = 0.000335419 Jy ! Component: 3650 - total flux cleaned = 0.000344997 Jy ! Component: 3700 - total flux cleaned = 0.000329096 Jy ! Component: 3750 - total flux cleaned = 0.00032595 Jy ! Component: 3800 - total flux cleaned = 0.000322791 Jy ! Component: 3850 - total flux cleaned = 0.000310305 Jy ! Component: 3900 - total flux cleaned = 0.000301006 Jy ! Component: 3950 - total flux cleaned = 0.000300994 Jy ! Component: 4000 - total flux cleaned = 0.000288722 Jy ! Component: 4050 - total flux cleaned = 0.000285665 Jy ! Total flux subtracted in 4096 components = 0.000282607 Jy ! Clean residual min=-0.000160 max=0.000192 Jy/beam ! Clean residual mean=-0.000000 rms=0.000055 Jy/beam ! Combined flux in latest and established models = 0.10691 Jy keep ! Adding 285 model components to the UV plane model. ! The established model now contains 379 components and 0.10691 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1748+0440_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.502 x 4.297 at -1.861 degrees (North through East) ! Clean map min=-0.00088606 max=0.098407 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1748+0440_C_map.fits wmodel /vlbi/sb072/temp_maps//J1748+0440_C_map.mod ! Writing 379 model components to file: /vlbi/sb072/temp_maps//J1748+0440_C_map.mod wobs /vlbi/sb072/temp_maps//J1748+0440_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1748+0440_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1748+0440_C_map.win ! wwins: Wrote 5 windows to /vlbi/sb072/temp_maps//J1748+0440_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0984066 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 5.34123e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.162831 0.162831 0.325663 0.651325 1.30265 2.6053 5.2106 10.4212 20.8424 41.6848 83.3696 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.098 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1842.4 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1748+0440_C_dfm.log closed on Thu Jan 31 09:43:59 2019