! Started logfile: .//J1751+0939_C_dfm.log on Mon Jan 20 18:40:47 2020 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 .//J1751+0939_C_uva.fits ! Reading UV FITS file: .//J1751+0939_C_uva.fits ! AN table 1: 17 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.946405 visibilities/baseline/integration-bin. ! Found source: J1751+0939 ! ! 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 5792 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 J1751+0939_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. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=3.484162Jy sigma=90.509700 ! Fit after self-cal, rms=2.315522Jy sigma=58.499366 ! 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=1.343 mas, bmaj=3.62 mas, bpa=-0.9248 degrees ! Estimated noise=0.486675 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 = 2.51964 Jy ! Component: 100 - total flux cleaned = 3.06909 Jy ! Total flux subtracted in 100 components = 3.06909 Jy ! Clean residual min=-0.067179 max=0.204076 Jy/beam ! Clean residual mean=0.000005 rms=0.020077 Jy/beam ! Combined flux in latest and established models = 3.06909 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 3.06909 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=0.338263Jy sigma=8.280166 ! Fit after self-cal, rms=0.338263Jy sigma=8.280161 ! Inverting map ! Added new window around map position (3.6, 1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.182403 Jy ! Component: 100 - total flux cleaned = 0.242882 Jy ! Total flux subtracted in 100 components = 0.242882 Jy ! Clean residual min=-0.071878 max=0.143506 Jy/beam ! Clean residual mean=0.000002 rms=0.013712 Jy/beam ! Combined flux in latest and established models = 3.31197 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 3.31197 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=0.218560Jy sigma=5.604799 ! Fit after self-cal, rms=0.207470Jy sigma=5.487266 ! Inverting map ! Added new window around map position (-3.3, -1.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.105041 Jy ! Component: 100 - total flux cleaned = 0.15385 Jy ! Total flux subtracted in 100 components = 0.15385 Jy ! Clean residual min=-0.068249 max=0.043475 Jy/beam ! Clean residual mean=-0.000002 rms=0.008889 Jy/beam ! Combined flux in latest and established models = 3.46582 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 29 components and 3.46582 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=0.153994Jy sigma=3.719459 ! Fit after self-cal, rms=0.152966Jy sigma=3.664282 ! 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=1.587 mas, bmaj=4.017 mas, bpa=-0.06287 degrees ! Estimated noise=0.365628 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 = 0.0358501 Jy ! Component: 100 - total flux cleaned = 0.0439334 Jy ! Component: 150 - total flux cleaned = 0.0486407 Jy ! Component: 200 - total flux cleaned = 0.0527097 Jy ! Total flux subtracted in 200 components = 0.0527097 Jy ! Clean residual min=-0.051548 max=0.029304 Jy/beam ! Clean residual mean=-0.000007 rms=0.007466 Jy/beam ! Combined flux in latest and established models = 3.51853 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 41 components and 3.51853 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=0.135725Jy sigma=3.194407 ! Fit after self-cal, rms=0.135717Jy sigma=3.188489 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.587 x 4.017 at -0.06287 degrees (North through East) ! Clean map min=-0.045287 max=3.1786 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 HN 0.94 KP 1.01 ! LA 1.00 MK 1.03 NL 1.02 OV 0.99 ! PT 1.02 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 0.94 KP 1.01 ! LA 1.00 MK 1.01 NL 1.03 OV 0.99 ! PT 1.02 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 0.95 KP 1.01 ! LA 0.99 MK 1.01 NL 1.03 OV 0.99 ! PT 1.02 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 0.96 KP 1.01 ! LA 0.99 MK 1.01 NL 1.02 OV 0.99 ! PT 1.02 SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.98 HN 0.95 KP 1.01 ! LA 0.99 MK 1.00 NL 1.03 OV 1.00 ! PT 1.00 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 0.97 KP 1.00 ! LA 0.99 MK 1.00 NL 1.02 OV 0.99 ! PT 1.01 SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 0.96 KP 1.00 ! LA 0.98 MK 1.00 NL 1.02 OV 0.99 ! PT 1.01 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 0.96 KP 0.99 ! LA 0.98 MK 1.00 NL 1.02 OV 0.99 ! PT 1.01 SC 1.00 ! ! ! Fit before self-cal, rms=0.135717Jy sigma=3.188489 ! Fit after self-cal, rms=0.091406Jy sigma=2.109344 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.588 mas, bmaj=4.019 mas, bpa=-0.1336 degrees ! Estimated noise=0.36542 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 = -0.0170523 Jy ! Component: 100 - total flux cleaned = -0.0205259 Jy ! Component: 150 - total flux cleaned = -0.022355 Jy ! Component: 200 - total flux cleaned = -0.0231418 Jy ! Total flux subtracted in 200 components = -0.0231418 Jy ! Clean residual min=-0.030217 max=0.018579 Jy/beam ! Clean residual mean=-0.000008 rms=0.004660 Jy/beam ! Combined flux in latest and established models = 3.49539 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 57 components and 3.49539 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=0.083806Jy sigma=1.927804 ! Fit after self-cal, rms=0.083736Jy sigma=1.924956 ! 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=0.083736Jy sigma=1.924956 ! Fit after self-cal, rms=0.083064Jy sigma=1.887110 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.586 mas, bmaj=4.017 mas, bpa=-0.1285 degrees ! Estimated noise=0.365551 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00917558 Jy ! Component: 100 - total flux cleaned = -0.00887645 Jy ! Component: 150 - total flux cleaned = -0.00856635 Jy ! Component: 200 - total flux cleaned = -0.00885927 Jy ! Total flux subtracted in 200 components = -0.00885927 Jy ! Clean residual min=-0.027219 max=0.016814 Jy/beam ! Clean residual mean=-0.000008 rms=0.004266 Jy/beam ! Combined flux in latest and established models = 3.48653 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 65 components and 3.48653 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=0.078951Jy sigma=1.803434 ! Fit after self-cal, rms=0.078906Jy sigma=1.802261 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000322789 Jy ! Component: 100 - total flux cleaned = -0.000325937 Jy ! Component: 150 - total flux cleaned = -0.000552256 Jy ! Component: 200 - total flux cleaned = -0.00055808 Jy ! Total flux subtracted in 200 components = -0.00055808 Jy ! Clean residual min=-0.026644 max=0.016128 Jy/beam ! Clean residual mean=-0.000008 rms=0.004190 Jy/beam ! Combined flux in latest and established models = 3.48597 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 72 components and 3.48597 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=0.077601Jy sigma=1.771275 ! Fit after self-cal, rms=0.077540Jy sigma=1.770115 ! 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=0.077540Jy sigma=1.770115 ! Fit after self-cal, rms=0.076674Jy sigma=1.727020 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.585 mas, bmaj=4.016 mas, bpa=-0.1305 degrees ! Estimated noise=0.365672 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00883671 Jy ! Component: 100 - total flux cleaned = -0.00798861 Jy ! Component: 150 - total flux cleaned = -0.00777863 Jy ! Component: 200 - total flux cleaned = -0.00724159 Jy ! Total flux subtracted in 200 components = -0.00724159 Jy ! Clean residual min=-0.024636 max=0.014695 Jy/beam ! Clean residual mean=-0.000007 rms=0.003880 Jy/beam ! Combined flux in latest and established models = 3.47873 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 77 components and 3.47873 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=0.073985Jy sigma=1.680076 ! Fit after self-cal, rms=0.073941Jy sigma=1.679253 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 = -7.04775e-05 Jy ! Component: 100 - total flux cleaned = -7.04252e-05 Jy ! Component: 150 - total flux cleaned = 7.13727e-05 Jy ! Component: 200 - total flux cleaned = 0.000340329 Jy ! Total flux subtracted in 200 components = 0.000340329 Jy ! Clean residual min=-0.024279 max=0.014374 Jy/beam ! Clean residual mean=-0.000007 rms=0.003849 Jy/beam ! Combined flux in latest and established models = 3.47907 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 83 components and 3.47907 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=0.073332Jy sigma=1.665665 ! Fit after self-cal, rms=0.073282Jy sigma=1.664870 ! 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=0.073282Jy sigma=1.664870 ! Fit after self-cal, rms=0.072429Jy sigma=1.624493 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.51 mas, bmaj=5.875 mas, bpa=-4.206 degrees ! Estimated noise=0.469247 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0114432 Jy ! Component: 100 - total flux cleaned = -0.0133834 Jy ! Component: 150 - total flux cleaned = -0.0142022 Jy ! Component: 200 - total flux cleaned = -0.0147079 Jy ! Total flux subtracted in 200 components = -0.0147079 Jy ! Clean residual min=-0.026247 max=0.013909 Jy/beam ! Clean residual mean=-0.000011 rms=0.004984 Jy/beam ! Combined flux in latest and established models = 3.46436 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 100 components and 3.46436 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=0.073073Jy sigma=1.639218 ! Fit after self-cal, rms=0.072999Jy sigma=1.638125 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 = -1.59953e-05 Jy ! Component: 100 - total flux cleaned = -0.000515386 Jy ! Component: 150 - total flux cleaned = -0.000514091 Jy ! Component: 200 - total flux cleaned = -0.000626332 Jy ! Total flux subtracted in 200 components = -0.000626332 Jy ! Clean residual min=-0.025787 max=0.014045 Jy/beam ! Clean residual mean=-0.000011 rms=0.004919 Jy/beam ! Combined flux in latest and established models = 3.46373 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 111 components and 3.46373 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=0.073095Jy sigma=1.643130 ! Fit after self-cal, rms=0.073081Jy sigma=1.642945 ! 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=1.584 mas, bmaj=4.014 mas, bpa=-0.1323 degrees ! Estimated noise=0.365782 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.584 x 4.014 at -0.1323 degrees (North through East) ! Clean map min=-0.021483 max=3.1834 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 ! Performing amp+phase self-cal ! ! 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=0.073081Jy sigma=1.642945 ! Fit after self-cal, rms=0.067911Jy sigma=1.542474 ! Inverting map and beam ! Estimated beam: bmin=1.584 mas, bmaj=4.014 mas, bpa=-0.0893 degrees ! Estimated noise=0.36599 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00509514 Jy ! Component: 100 - total flux cleaned = -0.00512005 Jy ! Component: 150 - total flux cleaned = -0.00419888 Jy ! Component: 200 - total flux cleaned = -0.00278188 Jy ! Total flux subtracted in 200 components = -0.00278188 Jy ! Clean residual min=-0.020762 max=0.011736 Jy/beam ! Clean residual mean=-0.000006 rms=0.003424 Jy/beam ! Combined flux in latest and established models = 3.46095 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 119 components and 3.46095 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=0.064984Jy sigma=1.482046 ! Fit after self-cal, rms=0.064969Jy sigma=1.481338 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000996068 Jy ! Component: 100 - total flux cleaned = 0.00191541 Jy ! Component: 150 - total flux cleaned = 0.00232195 Jy ! Component: 200 - total flux cleaned = 0.00269153 Jy ! Total flux subtracted in 200 components = 0.00269153 Jy ! Clean residual min=-0.020515 max=0.012044 Jy/beam ! Clean residual mean=-0.000006 rms=0.003414 Jy/beam ! Combined flux in latest and established models = 3.46364 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 127 components and 3.46364 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=0.064165Jy sigma=1.471470 ! Fit after self-cal, rms=0.064140Jy sigma=1.470972 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.064140Jy sigma=1.470972 ! Fit after self-cal, rms=0.063167Jy sigma=1.435143 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=1.338 mas, bmaj=3.615 mas, bpa=-1.01 degrees ! Estimated noise=0.486971 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.52116 Jy ! Component: 100 - total flux cleaned = 3.07094 Jy ! Component: 150 - total flux cleaned = 3.22781 Jy ! Component: 200 - total flux cleaned = 3.30788 Jy ! Total flux subtracted in 200 components = 3.30788 Jy ! Clean residual min=-0.031508 max=0.052229 Jy/beam ! Clean residual mean=0.000002 rms=0.006917 Jy/beam ! Combined flux in latest and established models = 3.30788 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 18 model components to the UV plane model. ! The established model now contains 18 components and 3.30788 Jy ! Inverting map and beam ! Estimated beam: bmin=1.583 mas, bmaj=4.012 mas, bpa=-0.1079 degrees ! Estimated noise=0.365987 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) ! Added new window around map position (2.1, 5.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0614753 Jy ! Component: 100 - total flux cleaned = 0.101035 Jy ! Component: 150 - total flux cleaned = 0.128416 Jy ! Component: 200 - total flux cleaned = 0.14387 Jy ! Total flux subtracted in 200 components = 0.14387 Jy ! Clean residual min=-0.021434 max=0.018589 Jy/beam ! Clean residual mean=-0.000004 rms=0.004013 Jy/beam ! Combined flux in latest and established models = 3.45175 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 43 components and 3.45175 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=3.513 mas, bmaj=5.871 mas, bpa=-4.132 degrees ! Estimated noise=0.46982 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0131019 Jy ! Component: 100 - total flux cleaned = 0.0130903 Jy ! Component: 150 - total flux cleaned = 0.0130857 Jy ! Component: 200 - total flux cleaned = 0.0136462 Jy ! Total flux subtracted in 200 components = 0.0136462 Jy ! Clean residual min=-0.023627 max=0.015607 Jy/beam ! Clean residual mean=-0.000010 rms=0.004774 Jy/beam ! Combined flux in latest and established models = 3.4654 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0002247 Jy ! Component: 100 - total flux cleaned = -0.000432003 Jy ! Component: 150 - total flux cleaned = -0.000821346 Jy ! Component: 200 - total flux cleaned = -0.00100325 Jy ! Total flux subtracted in 200 components = -0.00100325 Jy ! Clean residual min=-0.022809 max=0.015035 Jy/beam ! Clean residual mean=-0.000011 rms=0.004592 Jy/beam ! Combined flux in latest and established models = 3.46439 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 70 components and 3.46439 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.583 mas, bmaj=4.012 mas, bpa=-0.1079 degrees ! Estimated noise=0.365987 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00258637 Jy ! Component: 100 - total flux cleaned = -0.00140225 Jy ! Component: 150 - total flux cleaned = -6.33695e-05 Jy ! Component: 200 - total flux cleaned = 0.00142253 Jy ! Total flux subtracted in 200 components = 0.00142253 Jy ! Clean residual min=-0.021185 max=0.013680 Jy/beam ! Clean residual mean=-0.000006 rms=0.003361 Jy/beam ! Combined flux in latest and established models = 3.46582 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 90 components and 3.46582 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=0.063658Jy sigma=1.479547 ! Fit after self-cal, rms=0.063435Jy sigma=1.475360 wmodel J1751+0939_C_map.mod ! Writing 90 model components to file: J1751+0939_C_map.mod wobs J1751+0939_C_uvs.fits ! Writing UV FITS file: J1751+0939_C_uvs.fits wwins J1751+0939_C_map.win ! wwins: Wrote 4 windows to J1751+0939_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 = -0.00915159 Jy ! Component: 100 - total flux cleaned = -0.0167912 Jy ! Component: 150 - total flux cleaned = -0.0234827 Jy ! Component: 200 - total flux cleaned = -0.0278263 Jy ! Component: 250 - total flux cleaned = -0.0298222 Jy ! Component: 300 - total flux cleaned = -0.031675 Jy ! Component: 350 - total flux cleaned = -0.0328342 Jy ! Component: 400 - total flux cleaned = -0.0339232 Jy ! Component: 450 - total flux cleaned = -0.0354815 Jy ! Component: 500 - total flux cleaned = -0.0363127 Jy ! Component: 550 - total flux cleaned = -0.0375881 Jy ! Component: 600 - total flux cleaned = -0.038654 Jy ! Component: 650 - total flux cleaned = -0.0398282 Jy ! Component: 700 - total flux cleaned = -0.0408176 Jy ! Component: 750 - total flux cleaned = -0.041909 Jy ! Component: 800 - total flux cleaned = -0.0424359 Jy ! Component: 850 - total flux cleaned = -0.0429455 Jy ! Component: 900 - total flux cleaned = -0.0431939 Jy ! Component: 950 - total flux cleaned = -0.0431949 Jy ! Component: 1000 - total flux cleaned = -0.0431972 Jy ! Component: 1050 - total flux cleaned = -0.0433119 Jy ! Component: 1100 - total flux cleaned = -0.0430909 Jy ! Component: 1150 - total flux cleaned = -0.0430945 Jy ! Component: 1200 - total flux cleaned = -0.0429909 Jy ! Component: 1250 - total flux cleaned = -0.0433002 Jy ! Component: 1300 - total flux cleaned = -0.0434996 Jy ! Component: 1350 - total flux cleaned = -0.0436944 Jy ! Component: 1400 - total flux cleaned = -0.0436949 Jy ! Component: 1450 - total flux cleaned = -0.044072 Jy ! Component: 1500 - total flux cleaned = -0.0439797 Jy ! Component: 1550 - total flux cleaned = -0.0441596 Jy ! Component: 1600 - total flux cleaned = -0.0442455 Jy ! Component: 1650 - total flux cleaned = -0.0443305 Jy ! Component: 1700 - total flux cleaned = -0.0446696 Jy ! Component: 1750 - total flux cleaned = -0.0446676 Jy ! Component: 1800 - total flux cleaned = -0.0449122 Jy ! Component: 1850 - total flux cleaned = -0.0449917 Jy ! Component: 1900 - total flux cleaned = -0.0450711 Jy ! Component: 1950 - total flux cleaned = -0.045226 Jy ! Component: 2000 - total flux cleaned = -0.0453774 Jy ! Component: 2050 - total flux cleaned = -0.0454526 Jy ! Component: 2100 - total flux cleaned = -0.0456007 Jy ! Component: 2150 - total flux cleaned = -0.0458889 Jy ! Component: 2200 - total flux cleaned = -0.0460311 Jy ! Component: 2250 - total flux cleaned = -0.045962 Jy ! Component: 2300 - total flux cleaned = -0.0460996 Jy ! Component: 2350 - total flux cleaned = -0.0463004 Jy ! Component: 2400 - total flux cleaned = -0.0464981 Jy ! Component: 2450 - total flux cleaned = -0.0464984 Jy ! Component: 2500 - total flux cleaned = -0.0466903 Jy ! Component: 2550 - total flux cleaned = -0.0466277 Jy ! Component: 2600 - total flux cleaned = -0.0466294 Jy ! Component: 2650 - total flux cleaned = -0.0468123 Jy ! Component: 2700 - total flux cleaned = -0.0470501 Jy ! Component: 2750 - total flux cleaned = -0.0472261 Jy ! Component: 2800 - total flux cleaned = -0.0473409 Jy ! Component: 2850 - total flux cleaned = -0.0473982 Jy ! Component: 2900 - total flux cleaned = -0.0476221 Jy ! Component: 2950 - total flux cleaned = -0.0478989 Jy ! Component: 3000 - total flux cleaned = -0.0478992 Jy ! Component: 3050 - total flux cleaned = -0.0481132 Jy ! Component: 3100 - total flux cleaned = -0.0482717 Jy ! Component: 3150 - total flux cleaned = -0.0483228 Jy ! Component: 3200 - total flux cleaned = -0.0484771 Jy ! Component: 3250 - total flux cleaned = -0.0486286 Jy ! Component: 3300 - total flux cleaned = -0.0488273 Jy ! Component: 3350 - total flux cleaned = -0.0488281 Jy ! Component: 3400 - total flux cleaned = -0.0489731 Jy ! Component: 3450 - total flux cleaned = -0.0490213 Jy ! Component: 3500 - total flux cleaned = -0.0490695 Jy ! Component: 3550 - total flux cleaned = -0.0493012 Jy ! Component: 3600 - total flux cleaned = -0.0493915 Jy ! Component: 3650 - total flux cleaned = -0.0495266 Jy ! Component: 3700 - total flux cleaned = -0.0496599 Jy ! Component: 3750 - total flux cleaned = -0.0497905 Jy ! Component: 3800 - total flux cleaned = -0.0498765 Jy ! Component: 3850 - total flux cleaned = -0.0498772 Jy ! Component: 3900 - total flux cleaned = -0.0500447 Jy ! Component: 3950 - total flux cleaned = -0.0500454 Jy ! Component: 4000 - total flux cleaned = -0.0501686 Jy ! Component: 4050 - total flux cleaned = -0.0502488 Jy ! Total flux subtracted in 4096 components = -0.0502495 Jy ! Clean residual min=-0.002217 max=0.001970 Jy/beam ! Clean residual mean=0.000002 rms=0.000726 Jy/beam ! Combined flux in latest and established models = 3.41557 Jy keep ! Adding 281 model components to the UV plane model. ! The established model now contains 371 components and 3.41557 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1751+0939_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.583 x 4.012 at -0.1079 degrees (North through East) ! Clean map min=-0.013275 max=3.1962 Jy/beam ! Writing clean map to FITS file: .//J1751+0939_C_map.fits wmodel .//J1751+0939_C_map.mod ! Writing 371 model components to file: .//J1751+0939_C_map.mod wobs .//J1751+0939_C_uvs.fits ! Writing UV FITS file: .//J1751+0939_C_uvs.fits wwins .//J1751+0939_C_map.win ! wwins: Wrote 5 windows to .//J1751+0939_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 3.19619 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000729021 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0684272 0.0684272 0.136854 0.273709 0.547417 1.09483 2.18967 4.37934 8.75868 17.5174 35.0347 70.0694 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0021 print "peak= ", int(1000*peak_flux)/1000 ! peak= 3.196 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 4384.22 quit ! Quitting program ! Log file .//J1751+0939_C_dfm.log closed on Mon Jan 20 18:40:51 2020