! Started logfile: .//J1952-1305_C_dfm.log on Mon Jan 20 18:59:56 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 .//J1952-1305_C_uva.fits ! Reading UV FITS file: .//J1952-1305_C_uva.fits ! AN table 1: 17 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.942484 visibilities/baseline/integration-bin. ! Found source: J1952-1305 ! ! 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 5768 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 J1952-1305_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 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002701Jy sigma=21.070158 ! Fit after self-cal, rms=0.973877Jy sigma=20.473965 ! 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=1.264 mas, bmaj=3.431 mas, bpa=-2.067 degrees ! Estimated noise=0.717954 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 = 0.0205369 Jy ! Component: 100 - total flux cleaned = 0.0251818 Jy ! Total flux subtracted in 100 components = 0.0251818 Jy ! Clean residual min=-0.002948 max=0.003128 Jy/beam ! Clean residual mean=-0.000004 rms=0.000700 Jy/beam ! Combined flux in latest and established models = 0.0251818 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.0251818 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=0.046793Jy sigma=0.835698 ! Fit after self-cal, rms=0.044522Jy sigma=0.778403 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00433052 Jy ! Component: 100 - total flux cleaned = 0.00593418 Jy ! Total flux subtracted in 100 components = 0.00593418 Jy ! Clean residual min=-0.003034 max=0.002590 Jy/beam ! Clean residual mean=-0.000004 rms=0.000653 Jy/beam ! Combined flux in latest and established models = 0.031116 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 14 components and 0.031116 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=0.044037Jy sigma=0.768127 ! Fit after self-cal, rms=0.044036Jy sigma=0.768103 ! 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=1.573 mas, bmaj=4.044 mas, bpa=-1.628 degrees ! Estimated noise=0.455528 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 = 0.00087315 Jy ! Component: 100 - total flux cleaned = 0.000981712 Jy ! Component: 150 - total flux cleaned = 0.00104113 Jy ! Component: 200 - total flux cleaned = 0.00105132 Jy ! Total flux subtracted in 200 components = 0.00105132 Jy ! Clean residual min=-0.003533 max=0.002117 Jy/beam ! Clean residual mean=-0.000004 rms=0.000584 Jy/beam ! Combined flux in latest and established models = 0.0321673 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 24 components and 0.0321673 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=0.044008Jy sigma=0.767737 ! Fit after self-cal, rms=0.044006Jy sigma=0.767728 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.573 x 4.044 at -1.628 degrees (North through East) ! Clean map min=-0.0033955 max=0.030643 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.86 HN 0.84 KP 1.33 ! LA 1.00 MK 1.05 NL 0.54 OV 1.32 ! PT 1.10 SC 1.16 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 1.19 HN 0.89 KP 1.16 ! LA 1.21 MK 0.95 NL 0.58 OV 1.23 ! PT 1.10 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.91 HN 0.95 KP 0.99 ! LA 1.22 MK 0.97 NL 0.80 OV 1.08 ! PT 1.22 SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.12 HN 0.95 KP 1.02 ! LA 0.99 MK 1.09 NL 0.86 OV 1.05 ! PT 1.31 SC 1.05 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.76 FD 1.14 HN 1.16 KP 1.21 ! LA 1.21 MK 0.99 NL 0.75 OV 1.07 ! PT 1.00 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.00 HN 0.98 KP 1.02 ! LA 1.12 MK 0.89 NL 0.75 OV 1.05 ! PT 1.24 SC 1.10 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.10 HN 0.94 KP 1.09 ! LA 1.11 MK 1.21 NL 0.66 OV 1.07 ! PT 1.12 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 0.96 HN 1.06 KP 1.29 ! LA 1.11 MK 1.12 NL 0.71 OV 0.97 ! PT 0.99 SC 0.83 ! ! ! Fit before self-cal, rms=0.044006Jy sigma=0.767728 ! Fit after self-cal, rms=0.042901Jy sigma=0.751706 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.572 mas, bmaj=4.003 mas, bpa=-2.019 degrees ! Estimated noise=0.455385 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 = 0.000316255 Jy ! Component: 100 - total flux cleaned = 0.000386568 Jy ! Component: 150 - total flux cleaned = 0.00044731 Jy ! Component: 200 - total flux cleaned = 0.000489511 Jy ! Total flux subtracted in 200 components = 0.000489511 Jy ! Clean residual min=-0.001433 max=0.001599 Jy/beam ! Clean residual mean=-0.000001 rms=0.000366 Jy/beam ! Combined flux in latest and established models = 0.0326568 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 33 components and 0.0326568 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=0.042891Jy sigma=0.751589 ! Fit after self-cal, rms=0.043370Jy sigma=0.747711 ! 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=0.043370Jy sigma=0.747711 ! Fit after self-cal, rms=0.045283Jy sigma=0.746714 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.572 mas, bmaj=4.002 mas, bpa=-2.372 degrees ! Estimated noise=0.460798 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000274632 Jy ! Component: 100 - total flux cleaned = 0.000348343 Jy ! Component: 150 - total flux cleaned = 0.000383952 Jy ! Component: 200 - total flux cleaned = 0.000395893 Jy ! Total flux subtracted in 200 components = 0.000395893 Jy ! Clean residual min=-0.001457 max=0.001599 Jy/beam ! Clean residual mean=-0.000001 rms=0.000372 Jy/beam ! Combined flux in latest and established models = 0.0330527 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 35 components and 0.0330527 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=0.045276Jy sigma=0.746651 ! Fit after self-cal, rms=0.045493Jy sigma=0.746360 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-21, 76.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00131664 Jy ! Component: 100 - total flux cleaned = 0.00141778 Jy ! Component: 150 - total flux cleaned = 0.0015696 Jy ! Component: 200 - total flux cleaned = 0.00174449 Jy ! Total flux subtracted in 200 components = 0.00174449 Jy ! Clean residual min=-0.001451 max=0.001447 Jy/beam ! Clean residual mean=-0.000001 rms=0.000352 Jy/beam ! Combined flux in latest and established models = 0.0347972 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 51 components and 0.0347972 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=0.045432Jy sigma=0.745492 ! Fit after self-cal, rms=0.045437Jy sigma=0.745277 ! 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=0.045437Jy sigma=0.745277 ! Fit after self-cal, rms=0.046267Jy sigma=0.745072 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.576 mas, bmaj=4.014 mas, bpa=-2.62 degrees ! Estimated noise=0.463078 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000517387 Jy ! Component: 100 - total flux cleaned = 0.000661239 Jy ! Component: 150 - total flux cleaned = 0.000781149 Jy ! Component: 200 - total flux cleaned = 0.000888485 Jy ! Total flux subtracted in 200 components = 0.000888485 Jy ! Clean residual min=-0.001472 max=0.001488 Jy/beam ! Clean residual mean=-0.000000 rms=0.000350 Jy/beam ! Combined flux in latest and established models = 0.0356857 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 59 components and 0.0356857 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=0.046246Jy sigma=0.744893 ! Fit after self-cal, rms=0.046322Jy sigma=0.744801 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 = 0.000232842 Jy ! Component: 100 - total flux cleaned = 0.000313916 Jy ! Component: 150 - total flux cleaned = 0.000409001 Jy ! Component: 200 - total flux cleaned = 0.000486167 Jy ! Total flux subtracted in 200 components = 0.000486167 Jy ! Clean residual min=-0.001472 max=0.001489 Jy/beam ! Clean residual mean=-0.000001 rms=0.000349 Jy/beam ! Combined flux in latest and established models = 0.0361718 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 62 components and 0.0361718 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=0.046313Jy sigma=0.744724 ! Fit after self-cal, rms=0.046312Jy sigma=0.744714 ! Inverting map ! Added new window around map position (71.7, -13.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00107089 Jy ! Component: 100 - total flux cleaned = 0.00122819 Jy ! Component: 150 - total flux cleaned = 0.00129706 Jy ! Component: 200 - total flux cleaned = 0.0013278 Jy ! Total flux subtracted in 200 components = 0.0013278 Jy ! Clean residual min=-0.001352 max=0.001357 Jy/beam ! Clean residual mean=-0.000001 rms=0.000338 Jy/beam ! Combined flux in latest and established models = 0.0374996 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 82 components and 0.0374996 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=0.046260Jy sigma=0.744043 ! Fit after self-cal, rms=0.046235Jy sigma=0.743879 ! 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=0.046235Jy sigma=0.743879 ! Fit after self-cal, rms=0.046382Jy sigma=0.743741 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.484 mas, bmaj=7.227 mas, bpa=-1.678 degrees ! Estimated noise=0.60443 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000640343 Jy ! Component: 100 - total flux cleaned = 0.00100963 Jy ! Component: 150 - total flux cleaned = 0.00111647 Jy ! Component: 200 - total flux cleaned = 0.00119574 Jy ! Total flux subtracted in 200 components = 0.00119574 Jy ! Clean residual min=-0.001553 max=0.001403 Jy/beam ! Clean residual mean=-0.000003 rms=0.000417 Jy/beam ! Combined flux in latest and established models = 0.0386954 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 93 components and 0.0386954 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=0.046368Jy sigma=0.743640 ! Fit after self-cal, rms=0.046402Jy sigma=0.743585 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 = 0.00022541 Jy ! Component: 100 - total flux cleaned = 0.000301108 Jy ! Component: 150 - total flux cleaned = 0.000325961 Jy ! Component: 200 - total flux cleaned = 0.000341211 Jy ! Total flux subtracted in 200 components = 0.000341211 Jy ! Clean residual min=-0.001600 max=0.001426 Jy/beam ! Clean residual mean=-0.000003 rms=0.000417 Jy/beam ! Combined flux in latest and established models = 0.0390366 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 103 components and 0.0390366 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=0.046397Jy sigma=0.743562 ! Fit after self-cal, rms=0.046398Jy sigma=0.743553 ! 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=1.576 mas, bmaj=4.013 mas, bpa=-2.707 degrees ! Estimated noise=0.463058 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.576 x 4.013 at -2.707 degrees (North through East) ! Clean map min=-0.0013427 max=0.030652 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=1.271 mas, bmaj=3.406 mas, bpa=-3.067 degrees ! Estimated noise=0.728789 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0234268 Jy ! Component: 100 - total flux cleaned = 0.0287246 Jy ! Component: 150 - total flux cleaned = 0.0309243 Jy ! Component: 200 - total flux cleaned = 0.0322228 Jy ! Total flux subtracted in 200 components = 0.0322228 Jy ! Clean residual min=-0.002446 max=0.002394 Jy/beam ! Clean residual mean=-0.000002 rms=0.000574 Jy/beam ! Combined flux in latest and established models = 0.0322228 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.0322228 Jy ! Inverting map and beam ! Estimated beam: bmin=1.576 mas, bmaj=4.013 mas, bpa=-2.707 degrees ! Estimated noise=0.463058 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 = 0.00180054 Jy ! Component: 100 - total flux cleaned = 0.00298425 Jy ! Component: 150 - total flux cleaned = 0.0035879 Jy ! Component: 200 - total flux cleaned = 0.00407687 Jy ! Total flux subtracted in 200 components = 0.00407687 Jy ! Clean residual min=-0.001374 max=0.001444 Jy/beam ! Clean residual mean=-0.000001 rms=0.000355 Jy/beam ! Combined flux in latest and established models = 0.0362997 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 43 components and 0.0362997 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=3.484 mas, bmaj=7.227 mas, bpa=-1.678 degrees ! Estimated noise=0.60443 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00094359 Jy ! Component: 100 - total flux cleaned = 0.00158164 Jy ! Component: 150 - total flux cleaned = 0.00186803 Jy ! Component: 200 - total flux cleaned = 0.00205226 Jy ! Total flux subtracted in 200 components = 0.00205226 Jy ! Clean residual min=-0.001567 max=0.001479 Jy/beam ! Clean residual mean=-0.000003 rms=0.000421 Jy/beam ! Combined flux in latest and established models = 0.0383519 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 = 6.45644e-05 Jy ! Component: 100 - total flux cleaned = 9.88473e-05 Jy ! Component: 150 - total flux cleaned = 0.000130775 Jy ! Component: 200 - total flux cleaned = 0.00016107 Jy ! Total flux subtracted in 200 components = 0.00016107 Jy ! Clean residual min=-0.001602 max=0.001468 Jy/beam ! Clean residual mean=-0.000003 rms=0.000418 Jy/beam ! Combined flux in latest and established models = 0.038513 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 81 components and 0.038513 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.576 mas, bmaj=4.013 mas, bpa=-2.707 degrees ! Estimated noise=0.463058 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00016045 Jy ! Component: 100 - total flux cleaned = -0.000289254 Jy ! Component: 150 - total flux cleaned = -0.00028889 Jy ! Component: 200 - total flux cleaned = -0.000257963 Jy ! Total flux subtracted in 200 components = -0.000257963 Jy ! Clean residual min=-0.001402 max=0.001388 Jy/beam ! Clean residual mean=-0.000001 rms=0.000340 Jy/beam ! Combined flux in latest and established models = 0.038255 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 98 components and 0.038255 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=0.046402Jy sigma=0.743873 ! Fit after self-cal, rms=0.046401Jy sigma=0.743800 wmodel J1952-1305_C_map.mod ! Writing 98 model components to file: J1952-1305_C_map.mod wobs J1952-1305_C_uvs.fits ! Writing UV FITS file: J1952-1305_C_uvs.fits wwins J1952-1305_C_map.win ! wwins: Wrote 3 windows to J1952-1305_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 = -2.19166e-05 Jy ! Component: 100 - total flux cleaned = -0.000163674 Jy ! Component: 150 - total flux cleaned = -0.00023139 Jy ! Component: 200 - total flux cleaned = -0.000168023 Jy ! Component: 250 - total flux cleaned = -0.000106582 Jy ! Component: 300 - total flux cleaned = -6.69616e-05 Jy ! Component: 350 - total flux cleaned = -6.65348e-05 Jy ! Component: 400 - total flux cleaned = -4.8282e-05 Jy ! Component: 450 - total flux cleaned = -4.93335e-05 Jy ! Component: 500 - total flux cleaned = -4.96713e-05 Jy ! Component: 550 - total flux cleaned = -1.48595e-05 Jy ! Component: 600 - total flux cleaned = 3.63876e-05 Jy ! Component: 650 - total flux cleaned = 3.64456e-05 Jy ! Component: 700 - total flux cleaned = 6.93103e-05 Jy ! Component: 750 - total flux cleaned = 8.51604e-05 Jy ! Component: 800 - total flux cleaned = 8.49496e-05 Jy ! Component: 850 - total flux cleaned = 5.32308e-05 Jy ! Component: 900 - total flux cleaned = 6.8535e-05 Jy ! Component: 950 - total flux cleaned = 8.34201e-05 Jy ! Component: 1000 - total flux cleaned = 8.36714e-05 Jy ! Component: 1050 - total flux cleaned = 0.000157023 Jy ! Component: 1100 - total flux cleaned = 0.000185802 Jy ! Component: 1150 - total flux cleaned = 0.000228431 Jy ! Component: 1200 - total flux cleaned = 0.000242361 Jy ! Component: 1250 - total flux cleaned = 0.000284064 Jy ! Component: 1300 - total flux cleaned = 0.000325314 Jy ! Component: 1350 - total flux cleaned = 0.000406384 Jy ! Component: 1400 - total flux cleaned = 0.000459865 Jy ! Component: 1450 - total flux cleaned = 0.000551811 Jy ! Component: 1500 - total flux cleaned = 0.000603863 Jy ! Component: 1550 - total flux cleaned = 0.000693513 Jy ! Component: 1600 - total flux cleaned = 0.000807392 Jy ! Component: 1650 - total flux cleaned = 0.000819889 Jy ! Component: 1700 - total flux cleaned = 0.00093151 Jy ! Component: 1750 - total flux cleaned = 0.00101715 Jy ! Component: 1800 - total flux cleaned = 0.00110186 Jy ! Component: 1850 - total flux cleaned = 0.00117364 Jy ! Component: 1900 - total flux cleaned = 0.0012093 Jy ! Component: 1950 - total flux cleaned = 0.00127961 Jy ! Component: 2000 - total flux cleaned = 0.00136091 Jy ! Component: 2050 - total flux cleaned = 0.00139555 Jy ! Component: 2100 - total flux cleaned = 0.00146348 Jy ! Component: 2150 - total flux cleaned = 0.00150851 Jy ! Component: 2200 - total flux cleaned = 0.00153061 Jy ! Component: 2250 - total flux cleaned = 0.00158586 Jy ! Component: 2300 - total flux cleaned = 0.00157502 Jy ! Component: 2350 - total flux cleaned = 0.00160762 Jy ! Component: 2400 - total flux cleaned = 0.0016932 Jy ! Component: 2450 - total flux cleaned = 0.00172505 Jy ! Component: 2500 - total flux cleaned = 0.00173548 Jy ! Component: 2550 - total flux cleaned = 0.00175636 Jy ! Component: 2600 - total flux cleaned = 0.00175638 Jy ! Component: 2650 - total flux cleaned = 0.0017665 Jy ! Component: 2700 - total flux cleaned = 0.00175639 Jy ! Component: 2750 - total flux cleaned = 0.0017968 Jy ! Component: 2800 - total flux cleaned = 0.00177672 Jy ! Component: 2850 - total flux cleaned = 0.00176685 Jy ! Component: 2900 - total flux cleaned = 0.00179639 Jy ! Component: 2950 - total flux cleaned = 0.0018061 Jy ! Component: 3000 - total flux cleaned = 0.00182553 Jy ! Component: 3050 - total flux cleaned = 0.00182545 Jy ! Component: 3100 - total flux cleaned = 0.00181588 Jy ! Component: 3150 - total flux cleaned = 0.00184455 Jy ! Component: 3200 - total flux cleaned = 0.0018446 Jy ! Component: 3250 - total flux cleaned = 0.00187289 Jy ! Component: 3300 - total flux cleaned = 0.00187297 Jy ! Component: 3350 - total flux cleaned = 0.00189167 Jy ! Component: 3400 - total flux cleaned = 0.00193792 Jy ! Component: 3450 - total flux cleaned = 0.0019287 Jy ! Component: 3500 - total flux cleaned = 0.00194695 Jy ! Component: 3550 - total flux cleaned = 0.00197425 Jy ! Component: 3600 - total flux cleaned = 0.00196526 Jy ! Component: 3650 - total flux cleaned = 0.00200104 Jy ! Component: 3700 - total flux cleaned = 0.00197431 Jy ! Component: 3750 - total flux cleaned = 0.00200084 Jy ! Component: 3800 - total flux cleaned = 0.00200081 Jy ! Component: 3850 - total flux cleaned = 0.00195705 Jy ! Component: 3900 - total flux cleaned = 0.00197447 Jy ! Component: 3950 - total flux cleaned = 0.00198304 Jy ! Component: 4000 - total flux cleaned = 0.00197446 Jy ! Component: 4050 - total flux cleaned = 0.00195732 Jy ! Total flux subtracted in 4096 components = 0.00195743 Jy ! Clean residual min=-0.000471 max=0.000514 Jy/beam ! Clean residual mean=-0.000001 rms=0.000149 Jy/beam ! Combined flux in latest and established models = 0.0402125 Jy keep ! Adding 288 model components to the UV plane model. ! The established model now contains 386 components and 0.0402125 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1952-1305_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.576 x 4.013 at -2.707 degrees (North through East) ! Clean map min=-0.00083561 max=0.030547 Jy/beam ! Writing clean map to FITS file: .//J1952-1305_C_map.fits wmodel .//J1952-1305_C_map.mod ! Writing 386 model components to file: .//J1952-1305_C_map.mod wobs .//J1952-1305_C_uvs.fits ! Writing UV FITS file: .//J1952-1305_C_uvs.fits wwins .//J1952-1305_C_map.win ! wwins: Wrote 4 windows to .//J1952-1305_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.030547 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000145747 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.43137 1.43137 2.86274 5.72547 11.4509 22.9019 45.8038 91.6076 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.03 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 209.589 quit ! Quitting program ! Log file .//J1952-1305_C_dfm.log closed on Mon Jan 20 19:00:00 2020