! Started logfile: .//J1808+3501_C_dfm.log on Sun Oct 21 00:00:15 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 .//J1808+3501_C_uva.fits ! Reading UV FITS file: .//J1808+3501_C_uva.fits ! AN table 1: 19 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1808+3501 ! ! 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 85 lines of history. ! ! Reading 5472 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 J1808+3501_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=1.003327Jy sigma=43.408321 ! Fit after self-cal, rms=0.928270Jy sigma=40.131149 ! 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=1.316 mas, bmaj=4.523 mas, bpa=-10.55 degrees ! Estimated noise=0.472055 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 = 0.0529048 Jy ! Component: 100 - total flux cleaned = 0.0668105 Jy ! Total flux subtracted in 100 components = 0.0668105 Jy ! Clean residual min=-0.004419 max=0.006127 Jy/beam ! Clean residual mean=-0.000009 rms=0.001075 Jy/beam ! Combined flux in latest and established models = 0.0668105 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0668105 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=0.027715Jy sigma=0.991783 ! Fit after self-cal, rms=0.027638Jy sigma=0.990534 ! 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=1.741 mas, bmaj=4.715 mas, bpa=-10.28 degrees ! Estimated noise=0.241135 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 (-1.5, 0.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0107359 Jy ! Component: 100 - total flux cleaned = 0.0165103 Jy ! Component: 150 - total flux cleaned = 0.0203647 Jy ! Component: 200 - total flux cleaned = 0.0232005 Jy ! Total flux subtracted in 200 components = 0.0232005 Jy ! Clean residual min=-0.003364 max=0.004329 Jy/beam ! Clean residual mean=-0.000004 rms=0.000837 Jy/beam ! Combined flux in latest and established models = 0.090011 Jy ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 48 components and 0.090011 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=0.023378Jy sigma=0.731189 ! Fit after self-cal, rms=0.023044Jy sigma=0.719421 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.741 x 4.715 at -10.28 degrees (North through East) ! Clean map min=-0.0026898 max=0.07158 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.89 KP 1.01 LA 1.03 ! MK 1.00 NL 1.08 OV 1.05 PT 0.86 ! SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.96 KP 1.00 LA 1.01 ! MK 1.04 NL 1.06 OV 1.04 PT 0.87 ! SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.92 KP 0.97 LA 1.04 ! MK 1.00 NL 1.08 OV 1.00 PT 0.88 ! SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.91 KP 0.98 LA 1.02 ! MK 0.98 NL 1.10 OV 1.05 PT 0.78 ! SC 1.14 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.94 KP 0.96 LA 1.02 ! MK 1.00 NL 1.03 OV 1.03 PT 0.91 ! SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.93 KP 0.95 LA 1.03 ! MK 1.00 NL 1.00 OV 1.03 PT 0.89 ! SC 1.06 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.95 KP 0.98 LA 1.01 ! MK 1.00 NL 1.04 OV 1.01 PT 0.89 ! SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.92 KP 0.95 LA 1.03 ! MK 0.98 NL 1.05 OV 1.02 PT 0.90 ! SC 1.01 ! ! ! Fit before self-cal, rms=0.023044Jy sigma=0.719421 ! Fit after self-cal, rms=0.022096Jy sigma=0.654902 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.756 mas, bmaj=4.786 mas, bpa=-10.34 degrees ! Estimated noise=0.237204 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 (-17.1, -1.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00193301 Jy ! Component: 100 - total flux cleaned = 0.00231686 Jy ! Component: 150 - total flux cleaned = 0.00257804 Jy ! Component: 200 - total flux cleaned = 0.00277008 Jy ! Total flux subtracted in 200 components = 0.00277008 Jy ! Clean residual min=-0.001169 max=0.001612 Jy/beam ! Clean residual mean=-0.000000 rms=0.000319 Jy/beam ! Combined flux in latest and established models = 0.0927811 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 77 components and 0.0927811 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=0.021920Jy sigma=0.640919 ! Fit after self-cal, rms=0.021871Jy sigma=0.640084 ! Inverting map ! Added new window around map position (2.1, -13.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00147346 Jy ! Component: 100 - total flux cleaned = 0.00241131 Jy ! Component: 150 - total flux cleaned = 0.00312347 Jy ! Component: 200 - total flux cleaned = 0.00354596 Jy ! Total flux subtracted in 200 components = 0.00354596 Jy ! Clean residual min=-0.000914 max=0.001041 Jy/beam ! Clean residual mean=0.000001 rms=0.000221 Jy/beam ! Combined flux in latest and established models = 0.0963271 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 99 components and 0.0963271 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=0.021728Jy sigma=0.632331 ! Fit after self-cal, rms=0.021713Jy sigma=0.631980 ! 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=0.021713Jy sigma=0.631980 ! Fit after self-cal, rms=0.021556Jy sigma=0.631395 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.752 mas, bmaj=4.784 mas, bpa=-10.34 degrees ! Estimated noise=0.236686 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000585456 Jy ! Component: 100 - total flux cleaned = 0.000899781 Jy ! Component: 150 - total flux cleaned = 0.00111894 Jy ! Component: 200 - total flux cleaned = 0.00121726 Jy ! Total flux subtracted in 200 components = 0.00121726 Jy ! Clean residual min=-0.000781 max=0.000930 Jy/beam ! Clean residual mean=0.000002 rms=0.000192 Jy/beam ! Combined flux in latest and established models = 0.0975443 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 112 components and 0.0975443 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=0.021520Jy sigma=0.629384 ! Fit after self-cal, rms=0.021510Jy sigma=0.629260 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 (-5.7, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000514435 Jy ! Component: 100 - total flux cleaned = 0.000514393 Jy ! Component: 150 - total flux cleaned = 0.000564725 Jy ! Component: 200 - total flux cleaned = 0.000611395 Jy ! Total flux subtracted in 200 components = 0.000611395 Jy ! Clean residual min=-0.000692 max=0.000697 Jy/beam ! Clean residual mean=0.000001 rms=0.000165 Jy/beam ! Combined flux in latest and established models = 0.0981557 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 138 components and 0.0981557 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=0.021449Jy sigma=0.627108 ! Fit after self-cal, rms=0.021443Jy sigma=0.627045 ! Inverting map ! Added new window around map position (-62.4, 72.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000195512 Jy ! Component: 100 - total flux cleaned = 0.000307592 Jy ! Component: 150 - total flux cleaned = 0.000337309 Jy ! Component: 200 - total flux cleaned = 0.000296658 Jy ! Total flux subtracted in 200 components = 0.000296658 Jy ! Clean residual min=-0.000642 max=0.000582 Jy/beam ! Clean residual mean=0.000001 rms=0.000150 Jy/beam ! Combined flux in latest and established models = 0.0984524 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 154 components and 0.0984523 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=0.021414Jy sigma=0.625449 ! Fit after self-cal, rms=0.021415Jy sigma=0.625414 ! 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=0.021415Jy sigma=0.625414 ! Fit after self-cal, rms=0.021346Jy sigma=0.625284 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.75 mas, bmaj=4.781 mas, bpa=-10.33 degrees ! Estimated noise=0.236297 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000230982 Jy ! Component: 100 - total flux cleaned = 0.000331204 Jy ! Component: 150 - total flux cleaned = 0.000342777 Jy ! Component: 200 - total flux cleaned = 0.000342792 Jy ! Total flux subtracted in 200 components = 0.000342792 Jy ! Clean residual min=-0.000595 max=0.000558 Jy/beam ! Clean residual mean=0.000001 rms=0.000140 Jy/beam ! Combined flux in latest and established models = 0.0987951 Jy selfcal ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 171 components and 0.0987951 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=0.021329Jy sigma=0.624664 ! Fit after self-cal, rms=0.021328Jy sigma=0.624651 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 = 9.16037e-05 Jy ! Component: 100 - total flux cleaned = 0.000123467 Jy ! Component: 150 - total flux cleaned = 0.000123615 Jy ! Component: 200 - total flux cleaned = 0.000123857 Jy ! Total flux subtracted in 200 components = 0.000123857 Jy ! Clean residual min=-0.000571 max=0.000540 Jy/beam ! Clean residual mean=0.000001 rms=0.000134 Jy/beam ! Combined flux in latest and established models = 0.098919 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 183 components and 0.098919 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=0.021314Jy sigma=0.624225 ! Fit after self-cal, rms=0.021315Jy sigma=0.624218 ! 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=0.021315Jy sigma=0.624218 ! Fit after self-cal, rms=0.021297Jy sigma=0.624180 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.235 mas, bmaj=5.595 mas, bpa=1.692 degrees ! Estimated noise=0.268007 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000191283 Jy ! Component: 100 - total flux cleaned = 0.000291539 Jy ! Component: 150 - total flux cleaned = 0.000374548 Jy ! Component: 200 - total flux cleaned = 0.000407196 Jy ! Total flux subtracted in 200 components = 0.000407196 Jy ! Clean residual min=-0.000505 max=0.000477 Jy/beam ! Clean residual mean=0.000003 rms=0.000129 Jy/beam ! Combined flux in latest and established models = 0.0993262 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 205 components and 0.0993262 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=0.021291Jy sigma=0.624025 ! Fit after self-cal, rms=0.021291Jy sigma=0.624000 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 = 0.000103016 Jy ! Component: 100 - total flux cleaned = 0.000164133 Jy ! Component: 150 - total flux cleaned = 0.00017572 Jy ! Component: 200 - total flux cleaned = 0.000159702 Jy ! Total flux subtracted in 200 components = 0.000159702 Jy ! Clean residual min=-0.000484 max=0.000453 Jy/beam ! Clean residual mean=0.000002 rms=0.000125 Jy/beam ! Combined flux in latest and established models = 0.0994859 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 222 components and 0.0994859 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=0.021286Jy sigma=0.623883 ! Fit after self-cal, rms=0.021287Jy sigma=0.623875 ! 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=1.749 mas, bmaj=4.779 mas, bpa=-10.32 degrees ! Estimated noise=0.236203 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.749 x 4.779 at -10.32 degrees (North through East) ! Clean map min=-0.00062045 max=0.070133 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=1.317 mas, bmaj=4.588 mas, bpa=-10.61 degrees ! Estimated noise=0.465375 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0521362 Jy ! Component: 100 - total flux cleaned = 0.0662268 Jy ! Component: 150 - total flux cleaned = 0.0736839 Jy ! Component: 200 - total flux cleaned = 0.0781489 Jy ! Total flux subtracted in 200 components = 0.0781489 Jy ! Clean residual min=-0.002210 max=0.002397 Jy/beam ! Clean residual mean=-0.000004 rms=0.000546 Jy/beam ! Combined flux in latest and established models = 0.0781489 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0781489 Jy ! Inverting map and beam ! Estimated beam: bmin=1.749 mas, bmaj=4.779 mas, bpa=-10.32 degrees ! Estimated noise=0.236203 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 = 0.00467075 Jy ! Component: 100 - total flux cleaned = 0.00747107 Jy ! Component: 150 - total flux cleaned = 0.00942308 Jy ! Component: 200 - total flux cleaned = 0.0109901 Jy ! Total flux subtracted in 200 components = 0.0109901 Jy ! Clean residual min=-0.001196 max=0.001252 Jy/beam ! Clean residual mean=-0.000001 rms=0.000388 Jy/beam ! Combined flux in latest and established models = 0.089139 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 50 components and 0.089139 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=4.235 mas, bmaj=5.595 mas, bpa=1.692 degrees ! Estimated noise=0.268007 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00202293 Jy ! Component: 100 - total flux cleaned = 0.00350495 Jy ! Component: 150 - total flux cleaned = 0.00458099 Jy ! Component: 200 - total flux cleaned = 0.00548414 Jy ! Total flux subtracted in 200 components = 0.00548414 Jy ! Clean residual min=-0.000826 max=0.000901 Jy/beam ! Clean residual mean=0.000000 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.0946231 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 = 0.000729263 Jy ! Component: 100 - total flux cleaned = 0.001298 Jy ! Component: 150 - total flux cleaned = 0.00174351 Jy ! Component: 200 - total flux cleaned = 0.00214775 Jy ! Total flux subtracted in 200 components = 0.00214775 Jy ! Clean residual min=-0.000619 max=0.000630 Jy/beam ! Clean residual mean=0.000001 rms=0.000186 Jy/beam ! Combined flux in latest and established models = 0.0967709 Jy ! Adding 98 model components to the UV plane model. ! The established model now contains 139 components and 0.0967709 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.749 mas, bmaj=4.779 mas, bpa=-10.32 degrees ! Estimated noise=0.236203 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.34208e-05 Jy ! Component: 100 - total flux cleaned = 0.000221873 Jy ! Component: 150 - total flux cleaned = 0.000379614 Jy ! Component: 200 - total flux cleaned = 0.000523559 Jy ! Total flux subtracted in 200 components = 0.000523559 Jy ! Clean residual min=-0.000767 max=0.000596 Jy/beam ! Clean residual mean=0.000001 rms=0.000149 Jy/beam ! Combined flux in latest and established models = 0.0972944 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 169 components and 0.0972944 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=0.021317Jy sigma=0.625869 ! Fit after self-cal, rms=0.021301Jy sigma=0.625230 wmodel J1808+3501_C_map.mod ! Writing 169 model components to file: J1808+3501_C_map.mod wobs J1808+3501_C_uvs.fits ! Writing UV FITS file: J1808+3501_C_uvs.fits wwins J1808+3501_C_map.win ! wwins: Wrote 6 windows to J1808+3501_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 = -2.14333e-05 Jy ! Component: 100 - total flux cleaned = 2.86456e-05 Jy ! Component: 150 - total flux cleaned = 1.93787e-05 Jy ! Component: 200 - total flux cleaned = 1.93356e-05 Jy ! Component: 250 - total flux cleaned = 2.7693e-05 Jy ! Component: 300 - total flux cleaned = 5.98647e-05 Jy ! Component: 350 - total flux cleaned = 8.32364e-05 Jy ! Component: 400 - total flux cleaned = 0.000144291 Jy ! Component: 450 - total flux cleaned = 0.000189035 Jy ! Component: 500 - total flux cleaned = 0.000239929 Jy ! Component: 550 - total flux cleaned = 0.000289656 Jy ! Component: 600 - total flux cleaned = 0.000331185 Jy ! Component: 650 - total flux cleaned = 0.000365056 Jy ! Component: 700 - total flux cleaned = 0.000398108 Jy ! Component: 750 - total flux cleaned = 0.00042413 Jy ! Component: 800 - total flux cleaned = 0.000430448 Jy ! Component: 850 - total flux cleaned = 0.000442989 Jy ! Component: 900 - total flux cleaned = 0.000467715 Jy ! Component: 950 - total flux cleaned = 0.000479864 Jy ! Component: 1000 - total flux cleaned = 0.000491872 Jy ! Component: 1050 - total flux cleaned = 0.000527388 Jy ! Component: 1100 - total flux cleaned = 0.00053317 Jy ! Component: 1150 - total flux cleaned = 0.000550415 Jy ! Component: 1200 - total flux cleaned = 0.00054479 Jy ! Component: 1250 - total flux cleaned = 0.000567176 Jy ! Component: 1300 - total flux cleaned = 0.000578269 Jy ! Component: 1350 - total flux cleaned = 0.0006165 Jy ! Component: 1400 - total flux cleaned = 0.000621909 Jy ! Component: 1450 - total flux cleaned = 0.000637953 Jy ! Component: 1500 - total flux cleaned = 0.000648554 Jy ! Component: 1550 - total flux cleaned = 0.000664281 Jy ! Component: 1600 - total flux cleaned = 0.000674583 Jy ! Component: 1650 - total flux cleaned = 0.000695034 Jy ! Component: 1700 - total flux cleaned = 0.000705158 Jy ! Component: 1750 - total flux cleaned = 0.000710127 Jy ! Component: 1800 - total flux cleaned = 0.000720126 Jy ! Component: 1850 - total flux cleaned = 0.000749694 Jy ! Component: 1900 - total flux cleaned = 0.000749702 Jy ! Component: 1950 - total flux cleaned = 0.000773974 Jy ! Component: 2000 - total flux cleaned = 0.000817092 Jy ! Component: 2050 - total flux cleaned = 0.000831251 Jy ! Component: 2100 - total flux cleaned = 0.000850038 Jy ! Component: 2150 - total flux cleaned = 0.000864012 Jy ! Component: 2200 - total flux cleaned = 0.000877944 Jy ! Component: 2250 - total flux cleaned = 0.000896354 Jy ! Component: 2300 - total flux cleaned = 0.000928198 Jy ! Component: 2350 - total flux cleaned = 0.000932676 Jy ! Component: 2400 - total flux cleaned = 0.000964017 Jy ! Component: 2450 - total flux cleaned = 0.000981772 Jy ! Component: 2500 - total flux cleaned = 0.00101253 Jy ! Component: 2550 - total flux cleaned = 0.00103001 Jy ! Component: 2600 - total flux cleaned = 0.0010387 Jy ! Component: 2650 - total flux cleaned = 0.00107305 Jy ! Component: 2700 - total flux cleaned = 0.00109011 Jy ! Component: 2750 - total flux cleaned = 0.00110277 Jy ! Component: 2800 - total flux cleaned = 0.00112795 Jy ! Component: 2850 - total flux cleaned = 0.00115297 Jy ! Component: 2900 - total flux cleaned = 0.00116539 Jy ! Component: 2950 - total flux cleaned = 0.00117357 Jy ! Component: 3000 - total flux cleaned = 0.001194 Jy ! Component: 3050 - total flux cleaned = 0.00121025 Jy ! Component: 3100 - total flux cleaned = 0.00121831 Jy ! Component: 3150 - total flux cleaned = 0.00122235 Jy ! Component: 3200 - total flux cleaned = 0.00123827 Jy ! Component: 3250 - total flux cleaned = 0.00124218 Jy ! Component: 3300 - total flux cleaned = 0.00124613 Jy ! Component: 3350 - total flux cleaned = 0.00125789 Jy ! Component: 3400 - total flux cleaned = 0.00126177 Jy ! Component: 3450 - total flux cleaned = 0.00128498 Jy ! Component: 3500 - total flux cleaned = 0.00128886 Jy ! Component: 3550 - total flux cleaned = 0.00130418 Jy ! Component: 3600 - total flux cleaned = 0.0013004 Jy ! Component: 3650 - total flux cleaned = 0.00131554 Jy ! Component: 3700 - total flux cleaned = 0.00132307 Jy ! Component: 3750 - total flux cleaned = 0.00134181 Jy ! Component: 3800 - total flux cleaned = 0.00136047 Jy ! Component: 3850 - total flux cleaned = 0.00136419 Jy ! Component: 3900 - total flux cleaned = 0.00137159 Jy ! Component: 3950 - total flux cleaned = 0.0013753 Jy ! Component: 4000 - total flux cleaned = 0.001401 Jy ! Component: 4050 - total flux cleaned = 0.00139372 Jy ! Total flux subtracted in 4096 components = 0.00142651 Jy ! Clean residual min=-0.000224 max=0.000262 Jy/beam ! Clean residual mean=0.000001 rms=0.000064 Jy/beam ! Combined flux in latest and established models = 0.098721 Jy keep ! Adding 273 model components to the UV plane model. ! The established model now contains 440 components and 0.098721 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1808+3501_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.749 x 4.779 at -10.32 degrees (North through East) ! Clean map min=-0.00036458 max=0.070268 Jy/beam ! Writing clean map to FITS file: .//J1808+3501_C_map.fits wmodel .//J1808+3501_C_map.mod ! Writing 440 model components to file: .//J1808+3501_C_map.mod wobs .//J1808+3501_C_uvs.fits ! Writing UV FITS file: .//J1808+3501_C_uvs.fits wwins .//J1808+3501_C_map.win ! wwins: Wrote 7 windows to .//J1808+3501_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0702679 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 6.27256e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.267799 0.267799 0.535598 1.0712 2.14239 4.28478 8.56957 17.1391 34.2783 68.5565 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.07 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1120.24 quit ! Quitting program ! Log file .//J1808+3501_C_dfm.log closed on Sun Oct 21 00:00:19 2018