! Started logfile: /tmp/maps//J2225-0457_X_20180605_dfm.log on Wed Jul 4 23:47:24 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs /tmp/maps//J2225-0457_X_20180605_uva.fits ! Reading UV FITS file: /tmp/maps//J2225-0457_X_20180605_uva.fits ! AN table 1: 17 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.946405 visibilities/baseline/integration-bin. ! Found source: J2225-0457 ! ! 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 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+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 = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J2225-0457_X] 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 0.200x0.200 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=1.591037Jy sigma=47.714457 ! Fit after self-cal, rms=0.491255Jy sigma=15.116256 ! 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=0.7543 mas, bmaj=2.093 mas, bpa=-2.633 degrees ! Estimated noise=0.520361 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 = 0.777998 Jy ! Component: 100 - total flux cleaned = 0.961281 Jy ! Total flux subtracted in 100 components = 0.961281 Jy ! Clean residual min=-0.118790 max=0.255502 Jy/beam ! Clean residual mean=-0.000173 rms=0.031726 Jy/beam ! Combined flux in latest and established models = 0.961281 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.961281 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=0.497159Jy sigma=15.374021 ! Fit after self-cal, rms=0.497270Jy sigma=15.367738 ! Inverting map ! Added new window around map position (2, -1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.244251 Jy ! Component: 100 - total flux cleaned = 0.380022 Jy ! Total flux subtracted in 100 components = 0.380022 Jy ! Clean residual min=-0.084492 max=0.107666 Jy/beam ! Clean residual mean=-0.000110 rms=0.019502 Jy/beam ! Combined flux in latest and established models = 1.3413 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 23 components and 1.3413 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=0.310054Jy sigma=9.538516 ! Fit after self-cal, rms=0.290821Jy sigma=9.067649 ! 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=0.9181 mas, bmaj=2.304 mas, bpa=-2.392 degrees ! Estimated noise=0.330619 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 = 0.17139 Jy ! Component: 100 - total flux cleaned = 0.27786 Jy ! Component: 150 - total flux cleaned = 0.351322 Jy ! Component: 200 - total flux cleaned = 0.403842 Jy ! Total flux subtracted in 200 components = 0.403842 Jy ! Clean residual min=-0.043936 max=0.080295 Jy/beam ! Clean residual mean=-0.000128 rms=0.013470 Jy/beam ! Combined flux in latest and established models = 1.74515 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 48 components and 1.74514 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=0.153458Jy sigma=4.572573 ! Fit after self-cal, rms=0.141525Jy sigma=4.278566 ! Inverting map ! Added new window around map position (3.4, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0759967 Jy ! Component: 100 - total flux cleaned = 0.113315 Jy ! Component: 150 - total flux cleaned = 0.13859 Jy ! Component: 200 - total flux cleaned = 0.147464 Jy ! Total flux subtracted in 200 components = 0.147464 Jy ! Clean residual min=-0.029626 max=0.047916 Jy/beam ! Clean residual mean=-0.000060 rms=0.008095 Jy/beam ! Combined flux in latest and established models = 1.89261 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 68 components and 1.89261 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=0.094673Jy sigma=2.828164 ! Fit after self-cal, rms=0.087991Jy sigma=2.649106 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9181 x 2.304 at -2.392 degrees (North through East) ! Clean map min=-0.026869 max=1.023 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.07 HN 1.03 KP 0.98 ! LA 0.99 MK 0.98 NL 1.05 OV 0.99 ! PT 0.97 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.05 HN 1.03 KP 0.99 ! LA 0.99 MK 0.99 NL 1.06 OV 0.98 ! PT 0.98 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.03 HN 1.04 KP 0.99 ! LA 0.99 MK 0.98 NL 1.05 OV 0.99 ! PT 0.97 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.04 HN 1.04 KP 0.98 ! LA 0.99 MK 0.99 NL 1.05 OV 0.99 ! PT 0.97 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.03 HN 1.04 KP 0.99 ! LA 0.99 MK 0.99 NL 1.06 OV 0.99 ! PT 0.97 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.03 HN 1.04 KP 0.99 ! LA 0.99 MK 1.01 NL 1.06 OV 0.99 ! PT 0.97 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.04 HN 1.04 KP 0.99 ! LA 1.00 MK 1.00 NL 1.06 OV 0.98 ! PT 0.98 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.04 HN 1.04 KP 0.98 ! LA 1.00 MK 1.00 NL 1.06 OV 0.99 ! PT 0.97 SC 0.99 ! ! ! Fit before self-cal, rms=0.087991Jy sigma=2.649106 ! Fit after self-cal, rms=0.068555Jy sigma=2.028317 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9178 mas, bmaj=2.289 mas, bpa=-2.022 degrees ! Estimated noise=0.328141 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 = 0.0129027 Jy ! Component: 100 - total flux cleaned = 0.0154604 Jy ! Component: 150 - total flux cleaned = 0.0165214 Jy ! Component: 200 - total flux cleaned = 0.0156838 Jy ! Total flux subtracted in 200 components = 0.0156838 Jy ! Clean residual min=-0.015567 max=0.022296 Jy/beam ! Clean residual mean=-0.000038 rms=0.004349 Jy/beam ! Combined flux in latest and established models = 1.90829 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 84 components and 1.90829 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=0.058212Jy sigma=1.716366 ! Fit after self-cal, rms=0.057044Jy sigma=1.688229 ! 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=0.057044Jy sigma=1.688229 ! Fit after self-cal, rms=0.056566Jy sigma=1.670314 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.919 mas, bmaj=2.289 mas, bpa=-1.978 degrees ! Estimated noise=0.327896 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00486199 Jy ! Component: 100 - total flux cleaned = 0.00604297 Jy ! Component: 150 - total flux cleaned = 0.00538657 Jy ! Component: 200 - total flux cleaned = 0.00510222 Jy ! Total flux subtracted in 200 components = 0.00510222 Jy ! Clean residual min=-0.013636 max=0.019923 Jy/beam ! Clean residual mean=-0.000035 rms=0.003739 Jy/beam ! Combined flux in latest and established models = 1.91339 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 95 components and 1.91339 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=0.052078Jy sigma=1.534625 ! Fit after self-cal, rms=0.051666Jy sigma=1.525618 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 (-4.2, -9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00960738 Jy ! Component: 100 - total flux cleaned = 0.0129532 Jy ! Component: 150 - total flux cleaned = 0.0168335 Jy ! Component: 200 - total flux cleaned = 0.0188279 Jy ! Total flux subtracted in 200 components = 0.0188279 Jy ! Clean residual min=-0.012765 max=0.012119 Jy/beam ! Clean residual mean=-0.000029 rms=0.002984 Jy/beam ! Combined flux in latest and established models = 1.93222 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 117 components and 1.93222 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=0.045288Jy sigma=1.311511 ! Fit after self-cal, rms=0.045146Jy sigma=1.307745 ! 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=0.045146Jy sigma=1.307745 ! Fit after self-cal, rms=0.044873Jy sigma=1.296636 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9193 mas, bmaj=2.287 mas, bpa=-1.933 degrees ! Estimated noise=0.327291 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000927446 Jy ! Component: 100 - total flux cleaned = -3.53532e-06 Jy ! Component: 150 - total flux cleaned = 0.000828973 Jy ! Component: 200 - total flux cleaned = 0.00102481 Jy ! Total flux subtracted in 200 components = 0.00102481 Jy ! Clean residual min=-0.011567 max=0.011897 Jy/beam ! Clean residual mean=-0.000024 rms=0.002693 Jy/beam ! Combined flux in latest and established models = 1.93325 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 124 components and 1.93325 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=0.042831Jy sigma=1.235815 ! Fit after self-cal, rms=0.042767Jy sigma=1.234202 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 (0.2, 11). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00808874 Jy ! Component: 100 - total flux cleaned = 0.00995949 Jy ! Component: 150 - total flux cleaned = 0.0112221 Jy ! Component: 200 - total flux cleaned = 0.0120271 Jy ! Total flux subtracted in 200 components = 0.0120271 Jy ! Clean residual min=-0.010265 max=0.010041 Jy/beam ! Clean residual mean=-0.000020 rms=0.002400 Jy/beam ! Combined flux in latest and established models = 1.94527 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 142 components and 1.94528 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=0.040112Jy sigma=1.151594 ! Fit after self-cal, rms=0.040050Jy sigma=1.149225 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 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=0.040050Jy sigma=1.149225 ! Fit after self-cal, rms=0.039933Jy sigma=1.141802 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.174 mas, bmaj=3.793 mas, bpa=-0.4512 degrees ! Estimated noise=0.408832 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000524961 Jy ! Component: 100 - total flux cleaned = -0.00171003 Jy ! Component: 150 - total flux cleaned = -0.00199459 Jy ! Component: 200 - total flux cleaned = -0.00187507 Jy ! Total flux subtracted in 200 components = -0.00187507 Jy ! Clean residual min=-0.013294 max=0.014490 Jy/beam ! Clean residual mean=-0.000036 rms=0.003387 Jy/beam ! Combined flux in latest and established models = 1.9434 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 156 components and 1.9434 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=0.039587Jy sigma=1.122722 ! Fit after self-cal, rms=0.039564Jy sigma=1.121672 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 = 0.000662795 Jy ! Component: 100 - total flux cleaned = 0.000553421 Jy ! Component: 150 - total flux cleaned = 0.000452092 Jy ! Component: 200 - total flux cleaned = 0.000454985 Jy ! Total flux subtracted in 200 components = 0.000454985 Jy ! Clean residual min=-0.012746 max=0.014091 Jy/beam ! Clean residual mean=-0.000034 rms=0.003280 Jy/beam ! Combined flux in latest and established models = 1.94386 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 171 components and 1.94386 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=0.039363Jy sigma=1.113252 ! Fit after self-cal, rms=0.039358Jy sigma=1.112828 ! 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=0.9194 mas, bmaj=2.286 mas, bpa=-1.918 degrees ! Estimated noise=0.326993 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9194 x 2.286 at -1.918 degrees (North through East) ! Clean map min=-0.011737 max=1.0136 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=0.039358Jy sigma=1.112828 ! Fit after self-cal, rms=0.038121Jy sigma=1.083332 ! Inverting map and beam ! Estimated beam: bmin=0.9197 mas, bmaj=2.287 mas, bpa=-1.872 degrees ! Estimated noise=0.327048 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000327604 Jy ! Component: 100 - total flux cleaned = -2.38069e-05 Jy ! Component: 150 - total flux cleaned = 0.000108681 Jy ! Component: 200 - total flux cleaned = 0.000494617 Jy ! Total flux subtracted in 200 components = 0.000494617 Jy ! Clean residual min=-0.008618 max=0.009558 Jy/beam ! Clean residual mean=-0.000016 rms=0.002078 Jy/beam ! Combined flux in latest and established models = 1.94435 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 182 components and 1.94435 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=0.036916Jy sigma=1.051179 ! Fit after self-cal, rms=0.036909Jy sigma=1.050957 ! Inverting map ! Added new window around map position (2.6, -13.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00890992 Jy ! Component: 100 - total flux cleaned = 0.013178 Jy ! Component: 150 - total flux cleaned = 0.0162066 Jy ! Component: 200 - total flux cleaned = 0.0190709 Jy ! Total flux subtracted in 200 components = 0.0190709 Jy ! Clean residual min=-0.007563 max=0.006842 Jy/beam ! Clean residual mean=-0.000008 rms=0.001720 Jy/beam ! Combined flux in latest and established models = 1.96342 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 208 components and 1.96342 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=0.034690Jy sigma=0.966212 ! Fit after self-cal, rms=0.034612Jy sigma=0.964046 ! 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=0.034612Jy sigma=0.964046 ! Fit after self-cal, rms=0.034419Jy sigma=0.960426 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=0.7551 mas, bmaj=2.076 mas, bpa=-2.151 degrees ! Estimated noise=0.51542 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.772053 Jy ! Component: 100 - total flux cleaned = 1.06145 Jy ! Component: 150 - total flux cleaned = 1.24661 Jy ! Component: 200 - total flux cleaned = 1.37493 Jy ! Total flux subtracted in 200 components = 1.37493 Jy ! Clean residual min=-0.039036 max=0.074426 Jy/beam ! Clean residual mean=-0.000085 rms=0.014549 Jy/beam ! Combined flux in latest and established models = 1.37493 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 26 model components to the UV plane model. ! The established model now contains 26 components and 1.37493 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9201 mas, bmaj=2.287 mas, bpa=-1.874 degrees ! Estimated noise=0.326702 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 = 0.154919 Jy ! Component: 100 - total flux cleaned = 0.256905 Jy ! Component: 150 - total flux cleaned = 0.327 Jy ! Component: 200 - total flux cleaned = 0.376978 Jy ! Total flux subtracted in 200 components = 0.376978 Jy ! Clean residual min=-0.023807 max=0.030748 Jy/beam ! Clean residual mean=-0.000095 rms=0.007673 Jy/beam ! Combined flux in latest and established models = 1.75191 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 52 components and 1.75191 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.175 mas, bmaj=3.795 mas, bpa=-0.4181 degrees ! Estimated noise=0.408104 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0624671 Jy ! Component: 100 - total flux cleaned = 0.100351 Jy ! Component: 150 - total flux cleaned = 0.125058 Jy ! Component: 200 - total flux cleaned = 0.139869 Jy ! Total flux subtracted in 200 components = 0.139869 Jy ! Clean residual min=-0.017110 max=0.016496 Jy/beam ! Clean residual mean=-0.000079 rms=0.005309 Jy/beam ! Combined flux in latest and established models = 1.89178 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 = 0.0101984 Jy ! Component: 100 - total flux cleaned = 0.019686 Jy ! Component: 150 - total flux cleaned = 0.0278228 Jy ! Component: 200 - total flux cleaned = 0.0349073 Jy ! Total flux subtracted in 200 components = 0.0349073 Jy ! Clean residual min=-0.013914 max=0.011657 Jy/beam ! Clean residual mean=-0.000048 rms=0.003601 Jy/beam ! Combined flux in latest and established models = 1.92669 Jy ! Adding 75 model components to the UV plane model. ! The established model now contains 113 components and 1.92669 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9201 mas, bmaj=2.287 mas, bpa=-1.874 degrees ! Estimated noise=0.326702 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00432685 Jy ! Component: 100 - total flux cleaned = 0.0108764 Jy ! Component: 150 - total flux cleaned = 0.0150912 Jy ! Component: 200 - total flux cleaned = 0.0182286 Jy ! Total flux subtracted in 200 components = 0.0182286 Jy ! Clean residual min=-0.009422 max=0.008857 Jy/beam ! Clean residual mean=-0.000016 rms=0.002162 Jy/beam ! Combined flux in latest and established models = 1.94492 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 134 components and 1.94492 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=0.039611Jy sigma=1.105112 ! Fit after self-cal, rms=0.038056Jy sigma=1.063393 wmodel J2225-0457_X_map.mod ! Writing 134 model components to file: J2225-0457_X_map.mod wobs J2225-0457_X_uvs.fits ! Writing UV FITS file: J2225-0457_X_uvs.fits wwins J2225-0457_X_map.win ! wwins: Wrote 6 windows to J2225-0457_X_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 = 0.000162807 Jy ! Component: 100 - total flux cleaned = 0.00168294 Jy ! Component: 150 - total flux cleaned = 0.00362147 Jy ! Component: 200 - total flux cleaned = 0.00543559 Jy ! Component: 250 - total flux cleaned = 0.00704177 Jy ! Component: 300 - total flux cleaned = 0.00813427 Jy ! Component: 350 - total flux cleaned = 0.00907658 Jy ! Component: 400 - total flux cleaned = 0.00997811 Jy ! Component: 450 - total flux cleaned = 0.0104617 Jy ! Component: 500 - total flux cleaned = 0.0107398 Jy ! Component: 550 - total flux cleaned = 0.0109206 Jy ! Component: 600 - total flux cleaned = 0.0114408 Jy ! Component: 650 - total flux cleaned = 0.0117743 Jy ! Component: 700 - total flux cleaned = 0.0124992 Jy ! Component: 750 - total flux cleaned = 0.0127316 Jy ! Component: 800 - total flux cleaned = 0.0131129 Jy ! Component: 850 - total flux cleaned = 0.0134089 Jy ! Component: 900 - total flux cleaned = 0.0137701 Jy ! Component: 950 - total flux cleaned = 0.0142581 Jy ! Component: 1000 - total flux cleaned = 0.0145292 Jy ! Component: 1050 - total flux cleaned = 0.0149911 Jy ! Component: 1100 - total flux cleaned = 0.0151844 Jy ! Component: 1150 - total flux cleaned = 0.0154989 Jy ! Component: 1200 - total flux cleaned = 0.0156842 Jy ! Component: 1250 - total flux cleaned = 0.0159249 Jy ! Component: 1300 - total flux cleaned = 0.0161605 Jy ! Component: 1350 - total flux cleaned = 0.0164492 Jy ! Component: 1400 - total flux cleaned = 0.0168433 Jy ! Component: 1450 - total flux cleaned = 0.017173 Jy ! Component: 1500 - total flux cleaned = 0.0172802 Jy ! Component: 1550 - total flux cleaned = 0.0175439 Jy ! Component: 1600 - total flux cleaned = 0.0176469 Jy ! Component: 1650 - total flux cleaned = 0.0179486 Jy ! Component: 1700 - total flux cleaned = 0.0180469 Jy ! Component: 1750 - total flux cleaned = 0.0182877 Jy ! Component: 1800 - total flux cleaned = 0.0183812 Jy ! Component: 1850 - total flux cleaned = 0.0184734 Jy ! Component: 1900 - total flux cleaned = 0.0185648 Jy ! Component: 1950 - total flux cleaned = 0.0186987 Jy ! Component: 2000 - total flux cleaned = 0.0186545 Jy ! Component: 2050 - total flux cleaned = 0.0189565 Jy ! Component: 2100 - total flux cleaned = 0.0192097 Jy ! Component: 2150 - total flux cleaned = 0.0192509 Jy ! Component: 2200 - total flux cleaned = 0.0193325 Jy ! Component: 2250 - total flux cleaned = 0.0194919 Jy ! Component: 2300 - total flux cleaned = 0.019609 Jy ! Component: 2350 - total flux cleaned = 0.0196863 Jy ! Component: 2400 - total flux cleaned = 0.0196492 Jy ! Component: 2450 - total flux cleaned = 0.0199104 Jy ! Component: 2500 - total flux cleaned = 0.0198732 Jy ! Component: 2550 - total flux cleaned = 0.0198738 Jy ! Component: 2600 - total flux cleaned = 0.0200168 Jy ! Component: 2650 - total flux cleaned = 0.0200869 Jy ! Component: 2700 - total flux cleaned = 0.0201558 Jy ! Component: 2750 - total flux cleaned = 0.0202243 Jy ! Component: 2800 - total flux cleaned = 0.02029 Jy ! Component: 2850 - total flux cleaned = 0.0203879 Jy ! Component: 2900 - total flux cleaned = 0.0204197 Jy ! Component: 2950 - total flux cleaned = 0.0205144 Jy ! Component: 3000 - total flux cleaned = 0.0204517 Jy ! Component: 3050 - total flux cleaned = 0.0204527 Jy ! Component: 3100 - total flux cleaned = 0.0205441 Jy ! Component: 3150 - total flux cleaned = 0.0205737 Jy ! Component: 3200 - total flux cleaned = 0.0205442 Jy ! Component: 3250 - total flux cleaned = 0.0206603 Jy ! Component: 3300 - total flux cleaned = 0.0205751 Jy ! Component: 3350 - total flux cleaned = 0.0205473 Jy ! Component: 3400 - total flux cleaned = 0.0204918 Jy ! Component: 3450 - total flux cleaned = 0.0205194 Jy ! Component: 3500 - total flux cleaned = 0.0204931 Jy ! Component: 3550 - total flux cleaned = 0.0205466 Jy ! Component: 3600 - total flux cleaned = 0.020573 Jy ! Component: 3650 - total flux cleaned = 0.0205733 Jy ! Component: 3700 - total flux cleaned = 0.020548 Jy ! Component: 3750 - total flux cleaned = 0.0206494 Jy ! Component: 3800 - total flux cleaned = 0.0205744 Jy ! Component: 3850 - total flux cleaned = 0.0206236 Jy ! Component: 3900 - total flux cleaned = 0.0205497 Jy ! Component: 3950 - total flux cleaned = 0.0205256 Jy ! Component: 4000 - total flux cleaned = 0.0205258 Jy ! Component: 4050 - total flux cleaned = 0.0204307 Jy ! Total flux subtracted in 4096 components = 0.0203366 Jy ! Clean residual min=-0.001385 max=0.001314 Jy/beam ! Clean residual mean=0.000000 rms=0.000409 Jy/beam ! Combined flux in latest and established models = 1.96525 Jy keep ! Adding 282 model components to the UV plane model. ! The established model now contains 416 components and 1.96525 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /tmp/maps//J2225-0457_X_20180605_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9201 x 2.287 at -1.874 degrees (North through East) ! Clean map min=-0.0071412 max=1.0161 Jy/beam ! Writing clean map to FITS file: /tmp/maps//J2225-0457_X_20180605_map.fits wmodel /tmp/maps//J2225-0457_X_20180605_map.mod ! Writing 416 model components to file: /tmp/maps//J2225-0457_X_20180605_map.mod wobs /tmp/maps//J2225-0457_X_20180605_uvs.fits ! Writing UV FITS file: /tmp/maps//J2225-0457_X_20180605_uvs.fits wwins /tmp/maps//J2225-0457_X_20180605_map.win ! wwins: Wrote 7 windows to /tmp/maps//J2225-0457_X_20180605_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.01609 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000402602 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.118868 0.118868 0.237736 0.475472 0.950944 1.90189 3.80378 7.60755 15.2151 30.4302 60.8604 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0012 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.016 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2523.81 quit ! Quitting program ! Log file /tmp/maps//J2225-0457_X_20180605_dfm.log closed on Wed Jul 4 23:47:29 2018