! Started logfile: .//J1719+0817_C_dfm.log on Mon Jan 20 18:35:58 2020 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs .//J1719+0817_C_uva.fits ! Reading UV FITS file: .//J1719+0817_C_uva.fits ! AN table 1: 21 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.896296 visibilities/baseline/integration-bin. ! Found source: J1719+0817 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 6776 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 J1719+0817_C] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.300x0.300 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.213760Jy sigma=27.737964 ! Fit after self-cal, rms=0.334694Jy sigma=7.645637 ! 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=1.327 mas, bmaj=3.564 mas, bpa=1.204 degrees ! Estimated noise=0.556846 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 = 0.519147 Jy ! Component: 100 - total flux cleaned = 0.632354 Jy ! Total flux subtracted in 100 components = 0.632354 Jy ! Clean residual min=-0.011030 max=0.031577 Jy/beam ! Clean residual mean=0.000003 rms=0.003224 Jy/beam ! Combined flux in latest and established models = 0.632354 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.632354 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=0.060128Jy sigma=1.320991 ! Fit after self-cal, rms=0.060126Jy sigma=1.320944 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0269787 Jy ! Component: 100 - total flux cleaned = 0.0387102 Jy ! Total flux subtracted in 100 components = 0.0387102 Jy ! Clean residual min=-0.009993 max=0.010650 Jy/beam ! Clean residual mean=0.000001 rms=0.002252 Jy/beam ! Combined flux in latest and established models = 0.671064 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.671065 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=0.046025Jy sigma=0.969208 ! Fit after self-cal, rms=0.046026Jy sigma=0.969191 ! 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=1.61 mas, bmaj=4.024 mas, bpa=2.487 degrees ! Estimated noise=0.381195 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 = 0.00683904 Jy ! Component: 100 - total flux cleaned = 0.0100968 Jy ! Component: 150 - total flux cleaned = 0.0102709 Jy ! Component: 200 - total flux cleaned = 0.0104262 Jy ! Total flux subtracted in 200 components = 0.0104262 Jy ! Clean residual min=-0.007290 max=0.007898 Jy/beam ! Clean residual mean=-0.000001 rms=0.001720 Jy/beam ! Combined flux in latest and established models = 0.681491 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 24 components and 0.681491 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=0.044993Jy sigma=0.944606 ! Fit after self-cal, rms=0.044992Jy sigma=0.944561 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.61 x 4.024 at 2.487 degrees (North through East) ! Clean map min=-0.0065332 max=0.66908 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HN 1.02 KP 1.00 ! LA 1.00 MK 1.05 NL 1.02 OV 1.00 ! PT 0.99 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 1.02 KP 1.00 ! LA 1.01 MK 1.06 NL 1.03 OV 1.00 ! PT 0.99 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HN 1.01 KP 1.01 ! LA 1.02 MK 1.06 NL 1.03 OV 1.00 ! PT 0.99 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 1.01 KP 1.01 ! LA 1.02 MK 1.05 NL 1.04 OV 0.99 ! PT 1.00 SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 1.01 KP 1.01 ! LA 1.01 MK 0.99 NL 1.01 OV 0.99 ! PT 1.00 SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 1.02 KP 1.00 ! LA 1.01 MK 0.94 NL 0.98 OV 1.00 ! PT 0.99 SC 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 1.02 KP 1.00 ! LA 1.02 MK 0.91 NL 0.96 OV 1.00 ! PT 0.99 SC 1.03 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 1.03 KP 1.00 ! LA 1.01 MK 0.88 NL 0.95 OV 1.00 ! PT 0.99 SC 1.04 ! ! ! Fit before self-cal, rms=0.044992Jy sigma=0.944561 ! Fit after self-cal, rms=0.037108Jy sigma=0.745512 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.606 mas, bmaj=4.021 mas, bpa=2.364 degrees ! Estimated noise=0.380706 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, 5.7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00482206 Jy ! Component: 100 - total flux cleaned = 0.00598169 Jy ! Component: 150 - total flux cleaned = 0.00634367 Jy ! Component: 200 - total flux cleaned = 0.00649352 Jy ! Total flux subtracted in 200 components = 0.00649352 Jy ! Clean residual min=-0.002820 max=0.003460 Jy/beam ! Clean residual mean=0.000000 rms=0.000629 Jy/beam ! Combined flux in latest and established models = 0.687984 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 35 components and 0.687984 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=0.036132Jy sigma=0.721508 ! Fit after self-cal, rms=0.036093Jy sigma=0.720613 ! Inverting map ! Added new window around map position (0.9, -21.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00197331 Jy ! Component: 100 - total flux cleaned = 0.00324271 Jy ! Component: 150 - total flux cleaned = 0.00418186 Jy ! Component: 200 - total flux cleaned = 0.00450368 Jy ! Total flux subtracted in 200 components = 0.00450368 Jy ! Clean residual min=-0.002621 max=0.002609 Jy/beam ! Clean residual mean=0.000001 rms=0.000560 Jy/beam ! Combined flux in latest and established models = 0.692488 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 50 components and 0.692488 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=0.035685Jy sigma=0.711143 ! Fit after self-cal, rms=0.035681Jy sigma=0.711055 ! 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=0.035681Jy sigma=0.711055 ! Fit after self-cal, rms=0.035586Jy sigma=0.708956 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.605 mas, bmaj=4.018 mas, bpa=2.316 degrees ! Estimated noise=0.380648 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00157769 Jy ! Component: 100 - total flux cleaned = 0.00207411 Jy ! Component: 150 - total flux cleaned = 0.00246099 Jy ! Component: 200 - total flux cleaned = 0.0025113 Jy ! Total flux subtracted in 200 components = 0.0025113 Jy ! Clean residual min=-0.002323 max=0.002180 Jy/beam ! Clean residual mean=0.000001 rms=0.000486 Jy/beam ! Combined flux in latest and established models = 0.694999 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 65 components and 0.694999 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=0.035382Jy sigma=0.704250 ! Fit after self-cal, rms=0.035378Jy sigma=0.704193 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 = 0.000443031 Jy ! Component: 100 - total flux cleaned = 0.000489051 Jy ! Component: 150 - total flux cleaned = 0.000531528 Jy ! Component: 200 - total flux cleaned = 0.000573216 Jy ! Total flux subtracted in 200 components = 0.000573216 Jy ! Clean residual min=-0.002269 max=0.002065 Jy/beam ! Clean residual mean=0.000001 rms=0.000465 Jy/beam ! Combined flux in latest and established models = 0.695573 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 72 components and 0.695573 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=0.035274Jy sigma=0.701867 ! Fit after self-cal, rms=0.035273Jy sigma=0.701850 ! 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=0.035273Jy sigma=0.701850 ! Fit after self-cal, rms=0.035252Jy sigma=0.701404 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.604 mas, bmaj=4.016 mas, bpa=2.291 degrees ! Estimated noise=0.380627 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000720448 Jy ! Component: 100 - total flux cleaned = 0.00101695 Jy ! Component: 150 - total flux cleaned = 0.00113493 Jy ! Component: 200 - total flux cleaned = 0.00124597 Jy ! Total flux subtracted in 200 components = 0.00124597 Jy ! Clean residual min=-0.002052 max=0.001985 Jy/beam ! Clean residual mean=0.000001 rms=0.000436 Jy/beam ! Combined flux in latest and established models = 0.696819 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 76 components and 0.696818 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=0.035162Jy sigma=0.699292 ! Fit after self-cal, rms=0.035159Jy sigma=0.699262 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 = 0.000183204 Jy ! Component: 100 - total flux cleaned = 0.000285055 Jy ! Component: 150 - total flux cleaned = 0.000284758 Jy ! Component: 200 - total flux cleaned = 0.000317064 Jy ! Total flux subtracted in 200 components = 0.000317064 Jy ! Clean residual min=-0.001988 max=0.001940 Jy/beam ! Clean residual mean=0.000001 rms=0.000422 Jy/beam ! Combined flux in latest and established models = 0.697136 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 79 components and 0.697135 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=0.035102Jy sigma=0.697928 ! Fit after self-cal, rms=0.035101Jy sigma=0.697917 ! 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=0.035101Jy sigma=0.697917 ! Fit after self-cal, rms=0.035098Jy sigma=0.697709 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.687 mas, bmaj=5.995 mas, bpa=-2.916 degrees ! Estimated noise=0.487791 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000816206 Jy ! Component: 100 - total flux cleaned = -0.00065976 Jy ! Component: 150 - total flux cleaned = -0.000526682 Jy ! Component: 200 - total flux cleaned = -0.000448647 Jy ! Total flux subtracted in 200 components = -0.000448647 Jy ! Clean residual min=-0.001734 max=0.002358 Jy/beam ! Clean residual mean=0.000002 rms=0.000487 Jy/beam ! Combined flux in latest and established models = 0.696687 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 100 components and 0.696687 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=0.035078Jy sigma=0.697447 ! Fit after self-cal, rms=0.035077Jy sigma=0.697423 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 (-24.9, 59.7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00167589 Jy ! Component: 100 - total flux cleaned = 0.00189835 Jy ! Component: 150 - total flux cleaned = 0.00207021 Jy ! Component: 200 - total flux cleaned = 0.00223791 Jy ! Total flux subtracted in 200 components = 0.00223791 Jy ! Clean residual min=-0.001464 max=0.001477 Jy/beam ! Clean residual mean=0.000002 rms=0.000366 Jy/beam ! Combined flux in latest and established models = 0.698925 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 128 components and 0.698925 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=0.034997Jy sigma=0.695280 ! Fit after self-cal, rms=0.034992Jy sigma=0.695212 ! 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=1.604 mas, bmaj=4.015 mas, bpa=2.273 degrees ! Estimated noise=0.380694 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.604 x 4.015 at 2.273 degrees (North through East) ! Clean map min=-0.0027822 max=0.66907 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=0.034992Jy sigma=0.695212 ! Fit after self-cal, rms=0.033061Jy sigma=0.646952 ! Inverting map and beam ! Estimated beam: bmin=1.604 mas, bmaj=4.016 mas, bpa=2.27 degrees ! Estimated noise=0.38068 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.49731e-05 Jy ! Component: 100 - total flux cleaned = 0.000262521 Jy ! Component: 150 - total flux cleaned = 0.000455076 Jy ! Component: 200 - total flux cleaned = 0.000667691 Jy ! Total flux subtracted in 200 components = 0.000667691 Jy ! Clean residual min=-0.001526 max=0.001619 Jy/beam ! Clean residual mean=0.000001 rms=0.000335 Jy/beam ! Combined flux in latest and established models = 0.699592 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 152 components and 0.699592 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=0.032964Jy sigma=0.644585 ! Fit after self-cal, rms=0.032962Jy sigma=0.644556 ! Inverting map ! Added new window around map position (11.4, -30.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000917521 Jy ! Component: 100 - total flux cleaned = 0.000911474 Jy ! Component: 150 - total flux cleaned = 0.000942147 Jy ! Component: 200 - total flux cleaned = 0.000907551 Jy ! Total flux subtracted in 200 components = 0.000907551 Jy ! Clean residual min=-0.001465 max=0.001329 Jy/beam ! Clean residual mean=0.000001 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.7005 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 179 components and 0.7005 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=0.032847Jy sigma=0.641526 ! Fit after self-cal, rms=0.032845Jy sigma=0.641472 ! 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=0.032845Jy sigma=0.641472 ! Fit after self-cal, rms=0.032843Jy sigma=0.641410 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=1.323 mas, bmaj=3.559 mas, bpa=1.001 degrees ! Estimated noise=0.556132 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.518471 Jy ! Component: 100 - total flux cleaned = 0.631532 Jy ! Component: 150 - total flux cleaned = 0.660675 Jy ! Component: 200 - total flux cleaned = 0.67424 Jy ! Total flux subtracted in 200 components = 0.67424 Jy ! Clean residual min=-0.005039 max=0.006721 Jy/beam ! Clean residual mean=0.000001 rms=0.001126 Jy/beam ! Combined flux in latest and established models = 0.67424 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.67424 Jy ! Inverting map and beam ! Estimated beam: bmin=1.604 mas, bmaj=4.016 mas, bpa=2.268 degrees ! Estimated noise=0.380673 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 = 0.00834688 Jy ! Component: 100 - total flux cleaned = 0.013426 Jy ! Component: 150 - total flux cleaned = 0.0168265 Jy ! Component: 200 - total flux cleaned = 0.0186527 Jy ! Total flux subtracted in 200 components = 0.0186527 Jy ! Clean residual min=-0.002500 max=0.002560 Jy/beam ! Clean residual mean=0.000000 rms=0.000571 Jy/beam ! Combined flux in latest and established models = 0.692892 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 41 components and 0.692892 Jy ! Inverting map ! Added new window around map position (-11.4, 30.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00200022 Jy ! Component: 100 - total flux cleaned = 0.00305682 Jy ! Component: 150 - total flux cleaned = 0.00383397 Jy ! Component: 200 - total flux cleaned = 0.00447448 Jy ! Total flux subtracted in 200 components = 0.00447448 Jy ! Clean residual min=-0.002133 max=0.002060 Jy/beam ! Clean residual mean=0.000000 rms=0.000466 Jy/beam ! Combined flux in latest and established models = 0.697367 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 61 components and 0.697367 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.688 mas, bmaj=5.996 mas, bpa=-2.919 degrees ! Estimated noise=0.487686 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00134781 Jy ! Component: 100 - total flux cleaned = 0.0019231 Jy ! Component: 150 - total flux cleaned = 0.00201627 Jy ! Component: 200 - total flux cleaned = 0.00205791 Jy ! Total flux subtracted in 200 components = 0.00205791 Jy ! Clean residual min=-0.001522 max=0.001507 Jy/beam ! Clean residual mean=0.000001 rms=0.000401 Jy/beam ! Combined flux in latest and established models = 0.699425 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 = -7.43779e-05 Jy ! Component: 100 - total flux cleaned = -0.000179434 Jy ! Component: 150 - total flux cleaned = -0.000344303 Jy ! Component: 200 - total flux cleaned = -0.00037565 Jy ! Total flux subtracted in 200 components = -0.00037565 Jy ! Clean residual min=-0.001407 max=0.001349 Jy/beam ! Clean residual mean=0.000001 rms=0.000369 Jy/beam ! Combined flux in latest and established models = 0.699049 Jy ! Adding 69 model components to the UV plane model. ! The established model now contains 129 components and 0.699049 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.604 mas, bmaj=4.016 mas, bpa=2.268 degrees ! Estimated noise=0.380673 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.08282e-06 Jy ! Component: 100 - total flux cleaned = 0.000240129 Jy ! Component: 150 - total flux cleaned = 0.000463208 Jy ! Component: 200 - total flux cleaned = 0.000516728 Jy ! Total flux subtracted in 200 components = 0.000516728 Jy ! Clean residual min=-0.001778 max=0.001518 Jy/beam ! Clean residual mean=0.000000 rms=0.000366 Jy/beam ! Combined flux in latest and established models = 0.699566 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 145 components and 0.699566 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=0.033099Jy sigma=0.647271 ! Fit after self-cal, rms=0.033095Jy sigma=0.647079 wmodel J1719+0817_C_map.mod ! Writing 145 model components to file: J1719+0817_C_map.mod wobs J1719+0817_C_uvs.fits ! Writing UV FITS file: J1719+0817_C_uvs.fits wwins J1719+0817_C_map.win ! wwins: Wrote 6 windows to J1719+0817_C_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00032661 Jy ! Component: 100 - total flux cleaned = -0.000408492 Jy ! Component: 150 - total flux cleaned = -0.000382952 Jy ! Component: 200 - total flux cleaned = -0.000382548 Jy ! Component: 250 - total flux cleaned = -0.000405696 Jy ! Component: 300 - total flux cleaned = -0.000405489 Jy ! Component: 350 - total flux cleaned = -0.000426393 Jy ! Component: 400 - total flux cleaned = -0.000509344 Jy ! Component: 450 - total flux cleaned = -0.000570019 Jy ! Component: 500 - total flux cleaned = -0.000629132 Jy ! Component: 550 - total flux cleaned = -0.000686539 Jy ! Component: 600 - total flux cleaned = -0.000798641 Jy ! Component: 650 - total flux cleaned = -0.000835508 Jy ! Component: 700 - total flux cleaned = -0.00090741 Jy ! Component: 750 - total flux cleaned = -0.000942672 Jy ! Component: 800 - total flux cleaned = -0.00101168 Jy ! Component: 850 - total flux cleaned = -0.00106257 Jy ! Component: 900 - total flux cleaned = -0.00116208 Jy ! Component: 950 - total flux cleaned = -0.00121092 Jy ! Component: 1000 - total flux cleaned = -0.00124298 Jy ! Component: 1050 - total flux cleaned = -0.0012747 Jy ! Component: 1100 - total flux cleaned = -0.00124335 Jy ! Component: 1150 - total flux cleaned = -0.00122764 Jy ! Component: 1200 - total flux cleaned = -0.00118236 Jy ! Component: 1250 - total flux cleaned = -0.00116753 Jy ! Component: 1300 - total flux cleaned = -0.0011238 Jy ! Component: 1350 - total flux cleaned = -0.00106632 Jy ! Component: 1400 - total flux cleaned = -0.00108042 Jy ! Component: 1450 - total flux cleaned = -0.00101029 Jy ! Component: 1500 - total flux cleaned = -0.00103773 Jy ! Component: 1550 - total flux cleaned = -0.000996726 Jy ! Component: 1600 - total flux cleaned = -0.000942885 Jy ! Component: 1650 - total flux cleaned = -0.000929695 Jy ! Component: 1700 - total flux cleaned = -0.000877463 Jy ! Component: 1750 - total flux cleaned = -0.000851634 Jy ! Component: 1800 - total flux cleaned = -0.000787537 Jy ! Component: 1850 - total flux cleaned = -0.000749929 Jy ! Component: 1900 - total flux cleaned = -0.000762133 Jy ! Component: 1950 - total flux cleaned = -0.000712732 Jy ! Component: 2000 - total flux cleaned = -0.000688782 Jy ! Component: 2050 - total flux cleaned = -0.000701041 Jy ! Component: 2100 - total flux cleaned = -0.000689184 Jy ! Component: 2150 - total flux cleaned = -0.000700896 Jy ! Component: 2200 - total flux cleaned = -0.000631458 Jy ! Component: 2250 - total flux cleaned = -0.000677385 Jy ! Component: 2300 - total flux cleaned = -0.00066608 Jy ! Component: 2350 - total flux cleaned = -0.000643488 Jy ! Component: 2400 - total flux cleaned = -0.000643678 Jy ! Component: 2450 - total flux cleaned = -0.000632562 Jy ! Component: 2500 - total flux cleaned = -0.000599877 Jy ! Component: 2550 - total flux cleaned = -0.000599801 Jy ! Component: 2600 - total flux cleaned = -0.000546729 Jy ! Component: 2650 - total flux cleaned = -0.000546853 Jy ! Component: 2700 - total flux cleaned = -0.000546846 Jy ! Component: 2750 - total flux cleaned = -0.000536507 Jy ! Component: 2800 - total flux cleaned = -0.000536432 Jy ! Component: 2850 - total flux cleaned = -0.000526502 Jy ! Component: 2900 - total flux cleaned = -0.000556401 Jy ! Component: 2950 - total flux cleaned = -0.000526615 Jy ! Component: 3000 - total flux cleaned = -0.00049722 Jy ! Component: 3050 - total flux cleaned = -0.000526522 Jy ! Component: 3100 - total flux cleaned = -0.000497509 Jy ! Component: 3150 - total flux cleaned = -0.000497413 Jy ! Component: 3200 - total flux cleaned = -0.000478457 Jy ! Component: 3250 - total flux cleaned = -0.000497248 Jy ! Component: 3300 - total flux cleaned = -0.000487954 Jy ! Component: 3350 - total flux cleaned = -0.000497199 Jy ! Component: 3400 - total flux cleaned = -0.000515364 Jy ! Component: 3450 - total flux cleaned = -0.000470095 Jy ! Component: 3500 - total flux cleaned = -0.000478985 Jy ! Component: 3550 - total flux cleaned = -0.00047006 Jy ! Component: 3600 - total flux cleaned = -0.000434808 Jy ! Component: 3650 - total flux cleaned = -0.000443571 Jy ! Component: 3700 - total flux cleaned = -0.000434919 Jy ! Component: 3750 - total flux cleaned = -0.000469311 Jy ! Component: 3800 - total flux cleaned = -0.000435179 Jy ! Component: 3850 - total flux cleaned = -0.000486003 Jy ! Component: 3900 - total flux cleaned = -0.000502702 Jy ! Component: 3950 - total flux cleaned = -0.000519338 Jy ! Component: 4000 - total flux cleaned = -0.00056886 Jy ! Component: 4050 - total flux cleaned = -0.000568921 Jy ! Total flux subtracted in 4096 components = -0.000576967 Jy ! Clean residual min=-0.000430 max=0.000436 Jy/beam ! Clean residual mean=0.000001 rms=0.000141 Jy/beam ! Combined flux in latest and established models = 0.698989 Jy keep ! Adding 280 model components to the UV plane model. ! The established model now contains 421 components and 0.698989 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1719+0817_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.604 x 4.016 at 2.268 degrees (North through East) ! Clean map min=-0.0019692 max=0.66702 Jy/beam ! Writing clean map to FITS file: .//J1719+0817_C_map.fits wmodel .//J1719+0817_C_map.mod ! Writing 421 model components to file: .//J1719+0817_C_map.mod wobs .//J1719+0817_C_uvs.fits ! Writing UV FITS file: .//J1719+0817_C_uvs.fits wwins .//J1719+0817_C_map.win ! wwins: Wrote 7 windows to .//J1719+0817_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.667017 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000139652 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0628106 0.0628106 0.125621 0.251242 0.502485 1.00497 2.00994 4.01988 8.03976 16.0795 32.159 64.318 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.667 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 4776.26 quit ! Quitting program ! Log file .//J1719+0817_C_dfm.log closed on Mon Jan 20 18:36:02 2020