! Started logfile: /tmp/maps//J1855+0251_C_20180619_dfm.log on Wed Jul 4 23:34:42 2018 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 /tmp/maps//J1855+0251_C_20180619_uva.fits ! Reading UV FITS file: /tmp/maps//J1855+0251_C_20180619_uva.fits ! AN table 1: 58 integrations on 21 of 21 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1855+0251 ! ! 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 76 lines of history. ! ! Reading 9744 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 J1855+0251_C] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.300x0.300 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.000537Jy sigma=25.459814 ! Fit after self-cal, rms=0.910010Jy sigma=23.317194 ! 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=4.682 mas, bmaj=5.225 mas, bpa=4.795 degrees ! Estimated noise=0.498863 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 = 0.0572115 Jy ! Component: 100 - total flux cleaned = 0.0854238 Jy ! Total flux subtracted in 100 components = 0.0854238 Jy ! Clean residual min=-0.009985 max=0.015765 Jy/beam ! Clean residual mean=-0.000028 rms=0.003750 Jy/beam ! Combined flux in latest and established models = 0.0854237 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 30 components and 0.0854237 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=0.058915Jy sigma=1.425827 ! Fit after self-cal, rms=0.058753Jy sigma=1.422376 ! 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=4.593 mas, bmaj=6.541 mas, bpa=-9.367 degrees ! Estimated noise=0.289115 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 = 0.031998 Jy ! Component: 100 - total flux cleaned = 0.052012 Jy ! Component: 150 - total flux cleaned = 0.0653812 Jy ! Component: 200 - total flux cleaned = 0.0745125 Jy ! Total flux subtracted in 200 components = 0.0745125 Jy ! Clean residual min=-0.004369 max=0.007773 Jy/beam ! Clean residual mean=-0.000014 rms=0.001864 Jy/beam ! Combined flux in latest and established models = 0.159936 Jy ! Performing phase self-cal ! Adding 108 model components to the UV plane model. ! The established model now contains 128 components and 0.159936 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=0.033719Jy sigma=0.780557 ! Fit after self-cal, rms=0.033568Jy sigma=0.777649 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.593 x 6.541 at -9.367 degrees (North through East) ! Clean map min=-0.0043672 max=0.089599 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.33 FD 0.97 KP 0.94 LA 0.99 ! NL 1.38 OV 1.12 PT 0.89 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.33 FD 0.97 KP 0.93 LA 0.98 ! NL 1.39 OV 1.15 PT 0.87 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 0.95 KP 0.93 LA 1.00 ! NL 1.30 OV 1.07 PT 0.89 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.23 FD 0.93 KP 0.94 LA 1.00 ! NL 1.35 OV 1.06 PT 0.90 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.93 KP 0.93 LA 0.99 ! NL 1.10 OV 1.07 PT 0.88 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.93 KP 0.91 LA 0.99 ! NL 0.97 OV 1.06 PT 0.90 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.91 KP 0.93 LA 1.00 ! NL 0.93 OV 1.03 PT 0.90 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.94 KP 0.91 LA 0.99 ! NL 0.92 OV 1.03 PT 0.88 ! ! ! Fit before self-cal, rms=0.033568Jy sigma=0.777649 ! Fit after self-cal, rms=0.032715Jy sigma=0.693570 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=4.745 mas, bmaj=6.651 mas, bpa=-10.32 degrees ! Estimated noise=0.288772 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 = 0.000627282 Jy ! Component: 100 - total flux cleaned = 0.000730819 Jy ! Component: 150 - total flux cleaned = 0.000813417 Jy ! Component: 200 - total flux cleaned = 0.000883279 Jy ! Total flux subtracted in 200 components = 0.000883279 Jy ! Clean residual min=-0.001436 max=0.001435 Jy/beam ! Clean residual mean=0.000000 rms=0.000366 Jy/beam ! Combined flux in latest and established models = 0.16082 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 141 components and 0.16082 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=0.032656Jy sigma=0.692893 ! Fit after self-cal, rms=0.032706Jy sigma=0.692575 ! 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=0.032706Jy sigma=0.692575 ! Fit after self-cal, rms=0.032637Jy sigma=0.692448 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.75 mas, bmaj=6.641 mas, bpa=-10.15 degrees ! Estimated noise=0.288989 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000276655 Jy ! Component: 100 - total flux cleaned = 0.00039061 Jy ! Component: 150 - total flux cleaned = 0.000448548 Jy ! Component: 200 - total flux cleaned = 0.000488615 Jy ! Total flux subtracted in 200 components = 0.000488615 Jy ! Clean residual min=-0.001382 max=0.001353 Jy/beam ! Clean residual mean=0.000000 rms=0.000348 Jy/beam ! Combined flux in latest and established models = 0.161308 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 151 components and 0.161308 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=0.032617Jy sigma=0.692165 ! Fit after self-cal, rms=0.032612Jy sigma=0.692154 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 = 5.58314e-05 Jy ! Component: 100 - total flux cleaned = 9.23004e-05 Jy ! Component: 150 - total flux cleaned = 0.000126555 Jy ! Component: 200 - total flux cleaned = 0.000158943 Jy ! Total flux subtracted in 200 components = 0.000158943 Jy ! Clean residual min=-0.001373 max=0.001311 Jy/beam ! Clean residual mean=0.000000 rms=0.000343 Jy/beam ! Combined flux in latest and established models = 0.161467 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 153 components and 0.161467 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=0.032604Jy sigma=0.691950 ! Fit after self-cal, rms=0.032603Jy sigma=0.691943 ! 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=0.032603Jy sigma=0.691943 ! Fit after self-cal, rms=0.032502Jy sigma=0.690541 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.753 mas, bmaj=6.635 mas, bpa=-10.05 degrees ! Estimated noise=0.289303 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000368106 Jy ! Component: 100 - total flux cleaned = 0.000439684 Jy ! Component: 150 - total flux cleaned = 0.00047252 Jy ! Component: 200 - total flux cleaned = 0.000503887 Jy ! Total flux subtracted in 200 components = 0.000503887 Jy ! Clean residual min=-0.001325 max=0.001219 Jy/beam ! Clean residual mean=-0.000000 rms=0.000333 Jy/beam ! Combined flux in latest and established models = 0.161971 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 153 components and 0.161971 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=0.032491Jy sigma=0.690373 ! Fit after self-cal, rms=0.032488Jy sigma=0.690368 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.07154e-05 Jy ! Component: 100 - total flux cleaned = 5.98596e-05 Jy ! Component: 150 - total flux cleaned = 8.76366e-05 Jy ! Component: 200 - total flux cleaned = 0.000123209 Jy ! Total flux subtracted in 200 components = 0.000123209 Jy ! Clean residual min=-0.001318 max=0.001195 Jy/beam ! Clean residual mean=-0.000000 rms=0.000330 Jy/beam ! Combined flux in latest and established models = 0.162094 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 157 components and 0.162094 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=0.032483Jy sigma=0.690227 ! Fit after self-cal, rms=0.032483Jy sigma=0.690224 ! 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=0.032483Jy sigma=0.690224 ! Fit after self-cal, rms=0.032412Jy sigma=0.689480 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=5.462 mas, bmaj=6.948 mas, bpa=-8.273 degrees ! Estimated noise=0.295255 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000424183 Jy ! Component: 100 - total flux cleaned = 0.000617082 Jy ! Component: 150 - total flux cleaned = 0.000638997 Jy ! Component: 200 - total flux cleaned = 0.000658729 Jy ! Total flux subtracted in 200 components = 0.000658729 Jy ! Clean residual min=-0.001206 max=0.001004 Jy/beam ! Clean residual mean=-0.000000 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.162753 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 159 components and 0.162753 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=0.032400Jy sigma=0.689523 ! Fit after self-cal, rms=0.032398Jy sigma=0.689520 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.63231e-05 Jy ! Component: 100 - total flux cleaned = 3.8554e-05 Jy ! Component: 150 - total flux cleaned = 5.04982e-05 Jy ! Component: 200 - total flux cleaned = 6.21919e-05 Jy ! Total flux subtracted in 200 components = 6.21919e-05 Jy ! Clean residual min=-0.001203 max=0.001005 Jy/beam ! Clean residual mean=-0.000000 rms=0.000293 Jy/beam ! Combined flux in latest and established models = 0.162815 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 162 components and 0.162815 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=0.032395Jy sigma=0.689445 ! Fit after self-cal, rms=0.032395Jy sigma=0.689445 ! 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=4.753 mas, bmaj=6.625 mas, bpa=-9.956 degrees ! Estimated noise=0.289224 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.753 x 6.625 at -9.956 degrees (North through East) ! Clean map min=-0.0012711 max=0.088151 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=4.789 mas, bmaj=5.243 mas, bpa=9.5 degrees ! Estimated noise=0.515288 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0586575 Jy ! Component: 100 - total flux cleaned = 0.086528 Jy ! Component: 150 - total flux cleaned = 0.105855 Jy ! Component: 200 - total flux cleaned = 0.119394 Jy ! Total flux subtracted in 200 components = 0.119394 Jy ! Clean residual min=-0.005578 max=0.007592 Jy/beam ! Clean residual mean=-0.000014 rms=0.001927 Jy/beam ! Combined flux in latest and established models = 0.119394 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 51 model components to the UV plane model. ! The established model now contains 51 components and 0.119394 Jy ! Inverting map and beam ! Estimated beam: bmin=4.753 mas, bmaj=6.625 mas, bpa=-9.956 degrees ! Estimated noise=0.289224 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 = 0.0149935 Jy ! Component: 100 - total flux cleaned = 0.0243395 Jy ! Component: 150 - total flux cleaned = 0.0304175 Jy ! Component: 200 - total flux cleaned = 0.0344699 Jy ! Total flux subtracted in 200 components = 0.0344699 Jy ! Clean residual min=-0.002162 max=0.003160 Jy/beam ! Clean residual mean=-0.000005 rms=0.000687 Jy/beam ! Combined flux in latest and established models = 0.153864 Jy ! Adding 81 model components to the UV plane model. ! The established model now contains 126 components and 0.153864 Jy ! Inverting map ! Added new window around map position (16.2, -25.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0030117 Jy ! Component: 100 - total flux cleaned = 0.00485137 Jy ! Component: 150 - total flux cleaned = 0.00614825 Jy ! Component: 200 - total flux cleaned = 0.00710293 Jy ! Total flux subtracted in 200 components = 0.00710293 Jy ! Clean residual min=-0.001506 max=0.001360 Jy/beam ! Clean residual mean=-0.000002 rms=0.000343 Jy/beam ! Combined flux in latest and established models = 0.160967 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 159 components and 0.160967 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=5.462 mas, bmaj=6.948 mas, bpa=-8.273 degrees ! Estimated noise=0.295255 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000590636 Jy ! Component: 100 - total flux cleaned = 0.000885856 Jy ! Component: 150 - total flux cleaned = 0.00109983 Jy ! Component: 200 - total flux cleaned = 0.00125203 Jy ! Total flux subtracted in 200 components = 0.00125203 Jy ! Clean residual min=-0.001317 max=0.001099 Jy/beam ! Clean residual mean=-0.000001 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.162219 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 = 0.000104404 Jy ! Component: 100 - total flux cleaned = 0.000216769 Jy ! Component: 150 - total flux cleaned = 0.00030697 Jy ! Component: 200 - total flux cleaned = 0.000391758 Jy ! Total flux subtracted in 200 components = 0.000391758 Jy ! Clean residual min=-0.001246 max=0.001051 Jy/beam ! Clean residual mean=-0.000001 rms=0.000287 Jy/beam ! Combined flux in latest and established models = 0.162611 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 192 components and 0.162611 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=4.753 mas, bmaj=6.625 mas, bpa=-9.956 degrees ! Estimated noise=0.289224 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.92018e-05 Jy ! Component: 100 - total flux cleaned = 0.000156886 Jy ! Component: 150 - total flux cleaned = 0.000197709 Jy ! Component: 200 - total flux cleaned = 0.000236349 Jy ! Total flux subtracted in 200 components = 0.000236349 Jy ! Clean residual min=-0.001261 max=0.001186 Jy/beam ! Clean residual mean=-0.000000 rms=0.000298 Jy/beam ! Combined flux in latest and established models = 0.162847 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 208 components and 0.162847 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=0.032346Jy sigma=0.688300 ! Fit after self-cal, rms=0.032334Jy sigma=0.688162 wmodel J1855+0251_C_map.mod ! Writing 208 model components to file: J1855+0251_C_map.mod wobs J1855+0251_C_uvs.fits ! Writing UV FITS file: J1855+0251_C_uvs.fits wwins J1855+0251_C_map.win ! wwins: Wrote 2 windows to J1855+0251_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 = -7.03281e-05 Jy ! Component: 100 - total flux cleaned = -0.000163474 Jy ! Component: 150 - total flux cleaned = -0.000250866 Jy ! Component: 200 - total flux cleaned = -0.000333283 Jy ! Component: 250 - total flux cleaned = -0.000441271 Jy ! Component: 300 - total flux cleaned = -0.000499096 Jy ! Component: 350 - total flux cleaned = -0.000554148 Jy ! Component: 400 - total flux cleaned = -0.000606562 Jy ! Component: 450 - total flux cleaned = -0.000707274 Jy ! Component: 500 - total flux cleaned = -0.0008035 Jy ! Component: 550 - total flux cleaned = -0.000896188 Jy ! Component: 600 - total flux cleaned = -0.000996565 Jy ! Component: 650 - total flux cleaned = -0.00103962 Jy ! Component: 700 - total flux cleaned = -0.00108158 Jy ! Component: 750 - total flux cleaned = -0.00114227 Jy ! Component: 800 - total flux cleaned = -0.00120076 Jy ! Component: 850 - total flux cleaned = -0.00123856 Jy ! Component: 900 - total flux cleaned = -0.00130304 Jy ! Component: 950 - total flux cleaned = -0.00140148 Jy ! Component: 1000 - total flux cleaned = -0.00147113 Jy ! Component: 1050 - total flux cleaned = -0.00153054 Jy ! Component: 1100 - total flux cleaned = -0.00158017 Jy ! Component: 1150 - total flux cleaned = -0.00163635 Jy ! Component: 1200 - total flux cleaned = -0.00165994 Jy ! Component: 1250 - total flux cleaned = -0.00169096 Jy ! Component: 1300 - total flux cleaned = -0.001721 Jy ! Component: 1350 - total flux cleaned = -0.00172828 Jy ! Component: 1400 - total flux cleaned = -0.00175711 Jy ! Component: 1450 - total flux cleaned = -0.00177119 Jy ! Component: 1500 - total flux cleaned = -0.00177824 Jy ! Component: 1550 - total flux cleaned = -0.00179863 Jy ! Component: 1600 - total flux cleaned = -0.00181856 Jy ! Component: 1650 - total flux cleaned = -0.00179256 Jy ! Component: 1700 - total flux cleaned = -0.00176699 Jy ! Component: 1750 - total flux cleaned = -0.00173566 Jy ! Component: 1800 - total flux cleaned = -0.00171717 Jy ! Component: 1850 - total flux cleaned = -0.00168073 Jy ! Component: 1900 - total flux cleaned = -0.00166278 Jy ! Component: 1950 - total flux cleaned = -0.00164501 Jy ! Component: 2000 - total flux cleaned = -0.00161584 Jy ! Component: 2050 - total flux cleaned = -0.00160433 Jy ! Component: 2100 - total flux cleaned = -0.00158168 Jy ! Component: 2150 - total flux cleaned = -0.00159846 Jy ! Component: 2200 - total flux cleaned = -0.00157078 Jy ! Component: 2250 - total flux cleaned = -0.00157624 Jy ! Component: 2300 - total flux cleaned = -0.00155468 Jy ! Component: 2350 - total flux cleaned = -0.00158133 Jy ! Component: 2400 - total flux cleaned = -0.00158649 Jy ! Component: 2450 - total flux cleaned = -0.00157085 Jy ! Component: 2500 - total flux cleaned = -0.0015812 Jy ! Component: 2550 - total flux cleaned = -0.0015863 Jy ! Component: 2600 - total flux cleaned = -0.00159129 Jy ! Component: 2650 - total flux cleaned = -0.00159125 Jy ! Component: 2700 - total flux cleaned = -0.00160117 Jy ! Component: 2750 - total flux cleaned = -0.00161587 Jy ! Component: 2800 - total flux cleaned = -0.00164 Jy ! Component: 2850 - total flux cleaned = -0.0016495 Jy ! Component: 2900 - total flux cleaned = -0.00166372 Jy ! Component: 2950 - total flux cleaned = -0.00169184 Jy ! Component: 3000 - total flux cleaned = -0.00167788 Jy ! Component: 3050 - total flux cleaned = -0.00170095 Jy ! Component: 3100 - total flux cleaned = -0.00170558 Jy ! Component: 3150 - total flux cleaned = -0.00172827 Jy ! Component: 3200 - total flux cleaned = -0.00173275 Jy ! Component: 3250 - total flux cleaned = -0.00175507 Jy ! Component: 3300 - total flux cleaned = -0.0017639 Jy ! Component: 3350 - total flux cleaned = -0.0017727 Jy ! Component: 3400 - total flux cleaned = -0.00176833 Jy ! Component: 3450 - total flux cleaned = -0.00179003 Jy ! Component: 3500 - total flux cleaned = -0.00179864 Jy ! Component: 3550 - total flux cleaned = -0.00181148 Jy ! Component: 3600 - total flux cleaned = -0.00183702 Jy ! Component: 3650 - total flux cleaned = -0.0018412 Jy ! Component: 3700 - total flux cleaned = -0.00185384 Jy ! Component: 3750 - total flux cleaned = -0.00186638 Jy ! Component: 3800 - total flux cleaned = -0.00187889 Jy ! Component: 3850 - total flux cleaned = -0.00190382 Jy ! Component: 3900 - total flux cleaned = -0.00191211 Jy ! Component: 3950 - total flux cleaned = -0.00193689 Jy ! Component: 4000 - total flux cleaned = -0.00195331 Jy ! Component: 4050 - total flux cleaned = -0.00196967 Jy ! Total flux subtracted in 4096 components = -0.00198193 Jy ! Clean residual min=-0.000222 max=0.000204 Jy/beam ! Clean residual mean=-0.000001 rms=0.000083 Jy/beam ! Combined flux in latest and established models = 0.160865 Jy keep ! Adding 311 model components to the UV plane model. ! The established model now contains 519 components and 0.160865 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /tmp/maps//J1855+0251_C_20180619_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.753 x 6.625 at -9.956 degrees (North through East) ! Clean map min=-0.00084935 max=0.088319 Jy/beam ! Writing clean map to FITS file: /tmp/maps//J1855+0251_C_20180619_map.fits wmodel /tmp/maps//J1855+0251_C_20180619_map.mod ! Writing 519 model components to file: /tmp/maps//J1855+0251_C_20180619_map.mod wobs /tmp/maps//J1855+0251_C_20180619_uvs.fits ! Writing UV FITS file: /tmp/maps//J1855+0251_C_20180619_uvs.fits wwins /tmp/maps//J1855+0251_C_20180619_map.win ! wwins: Wrote 3 windows to /tmp/maps//J1855+0251_C_20180619_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0883191 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 8.25612e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.280442 0.280442 0.560883 1.12177 2.24353 4.48707 8.97414 17.9483 35.8965 71.7931 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.088 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1069.74 quit ! Quitting program ! Log file /tmp/maps//J1855+0251_C_20180619_dfm.log closed on Wed Jul 4 23:34:46 2018