! Started logfile: .//J1858+4115_C_dfm.log on Mon Jan 20 18:50:05 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 .//J1858+4115_C_uva.fits ! Reading UV FITS file: .//J1858+4115_C_uva.fits ! AN table 1: 18 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.95679 visibilities/baseline/integration-bin. ! Found source: J1858+4115 ! ! 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 6200 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 J1858+4115_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 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.011060Jy sigma=24.197716 ! Fit after self-cal, rms=0.884431Jy sigma=21.171802 ! 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=1.363 mas, bmaj=4.14 mas, bpa=18.43 degrees ! Estimated noise=0.540257 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 = 0.0870087 Jy ! Component: 100 - total flux cleaned = 0.106948 Jy ! Total flux subtracted in 100 components = 0.106948 Jy ! Clean residual min=-0.014204 max=0.036880 Jy/beam ! Clean residual mean=-0.000002 rms=0.003925 Jy/beam ! Combined flux in latest and established models = 0.106948 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.106948 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=0.067859Jy sigma=1.647013 ! Fit after self-cal, rms=0.067815Jy sigma=1.645619 ! Inverting map ! Added new window around map position (3, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0296559 Jy ! Component: 100 - total flux cleaned = 0.0384352 Jy ! Total flux subtracted in 100 components = 0.0384352 Jy ! Clean residual min=-0.012296 max=0.027417 Jy/beam ! Clean residual mean=-0.000001 rms=0.002982 Jy/beam ! Combined flux in latest and established models = 0.145383 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 15 components and 0.145383 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=0.054325Jy sigma=1.308138 ! Fit after self-cal, rms=0.048581Jy sigma=1.165149 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0190719 Jy ! Component: 100 - total flux cleaned = 0.0229163 Jy ! Total flux subtracted in 100 components = 0.0229163 Jy ! Clean residual min=-0.007864 max=0.010089 Jy/beam ! Clean residual mean=-0.000001 rms=0.001911 Jy/beam ! Combined flux in latest and established models = 0.168299 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 25 components and 0.168299 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=0.041809Jy sigma=0.980915 ! Fit after self-cal, rms=0.039393Jy sigma=0.921688 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0072474 Jy ! Component: 100 - total flux cleaned = 0.00792136 Jy ! Total flux subtracted in 100 components = 0.00792136 Jy ! Clean residual min=-0.006041 max=0.006995 Jy/beam ! Clean residual mean=-0.000001 rms=0.001416 Jy/beam ! Combined flux in latest and established models = 0.17622 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 32 components and 0.176221 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=0.037280Jy sigma=0.859095 ! Fit after self-cal, rms=0.036631Jy sigma=0.842986 ! 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=1.638 mas, bmaj=4.543 mas, bpa=17.91 degrees ! Estimated noise=0.380475 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 (7.2, -15). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00712324 Jy ! Component: 100 - total flux cleaned = 0.00980379 Jy ! Component: 150 - total flux cleaned = 0.0121939 Jy ! Component: 200 - total flux cleaned = 0.0134504 Jy ! Total flux subtracted in 200 components = 0.0134504 Jy ! Clean residual min=-0.004202 max=0.005716 Jy/beam ! Clean residual mean=-0.000002 rms=0.001019 Jy/beam ! Combined flux in latest and established models = 0.189671 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 61 components and 0.189671 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=0.034071Jy sigma=0.778829 ! Fit after self-cal, rms=0.033854Jy sigma=0.774200 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.638 x 4.543 at 17.91 degrees (North through East) ! Clean map min=-0.0042044 max=0.097035 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.02 HN 1.02 KP 0.95 ! LA 0.97 MK 1.02 NL 0.96 OV 0.93 ! PT 0.99 SC 1.06 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.04 HN 1.08 KP 0.98 ! LA 0.97 MK 0.98 NL 1.01 OV 0.96 ! PT 0.98 SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.15 HN 1.05 KP 0.95 ! LA 0.98 MK 1.05 NL 1.02 OV 0.97 ! PT 0.99 SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.19 HN 1.03 KP 0.97 ! LA 0.98 MK 1.02 NL 1.35 OV 0.98 ! PT 0.99 SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.20 HN 0.98 KP 1.01 ! LA 1.00 MK 1.00 NL 0.98 OV 0.98 ! PT 0.99 SC 1.04 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.23 HN 0.98 KP 0.99 ! LA 0.99 MK 0.93 NL 0.99 OV 0.97 ! PT 1.01 SC 1.04 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.25 HN 0.98 KP 0.96 ! LA 1.00 MK 0.89 NL 0.97 OV 0.98 ! PT 1.00 SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.23 HN 0.97 KP 1.00 ! LA 1.02 MK 0.86 NL 0.95 OV 0.97 ! PT 0.99 SC 1.05 ! ! ! Fit before self-cal, rms=0.033854Jy sigma=0.774200 ! Fit after self-cal, rms=0.032675Jy sigma=0.725959 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.634 mas, bmaj=4.542 mas, bpa=17.71 degrees ! Estimated noise=0.382215 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 = 0.000825355 Jy ! Component: 100 - total flux cleaned = 0.000505505 Jy ! Component: 150 - total flux cleaned = 0.000420381 Jy ! Component: 200 - total flux cleaned = 0.000115086 Jy ! Total flux subtracted in 200 components = 0.000115086 Jy ! Clean residual min=-0.002301 max=0.002484 Jy/beam ! Clean residual mean=-0.000000 rms=0.000563 Jy/beam ! Combined flux in latest and established models = 0.189786 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 82 components and 0.189786 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=0.032094Jy sigma=0.710188 ! Fit after self-cal, rms=0.032022Jy sigma=0.707960 ! 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=0.032022Jy sigma=0.707960 ! Fit after self-cal, rms=0.031908Jy sigma=0.707663 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.632 mas, bmaj=4.537 mas, bpa=17.61 degrees ! Estimated noise=0.381474 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000614145 Jy ! Component: 100 - total flux cleaned = 0.000542932 Jy ! Component: 150 - total flux cleaned = 0.000420866 Jy ! Component: 200 - total flux cleaned = 0.000259408 Jy ! Total flux subtracted in 200 components = 0.000259408 Jy ! Clean residual min=-0.001921 max=0.002088 Jy/beam ! Clean residual mean=-0.000001 rms=0.000475 Jy/beam ! Combined flux in latest and established models = 0.190045 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 95 components and 0.190045 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=0.031631Jy sigma=0.699903 ! Fit after self-cal, rms=0.031573Jy sigma=0.698768 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 (10.8, 14.1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00206493 Jy ! Component: 100 - total flux cleaned = 0.00296134 Jy ! Component: 150 - total flux cleaned = 0.00344255 Jy ! Component: 200 - total flux cleaned = 0.003535 Jy ! Total flux subtracted in 200 components = 0.003535 Jy ! Clean residual min=-0.001547 max=0.001488 Jy/beam ! Clean residual mean=-0.000000 rms=0.000395 Jy/beam ! Combined flux in latest and established models = 0.19358 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 122 components and 0.19358 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=0.031352Jy sigma=0.692922 ! Fit after self-cal, rms=0.031328Jy sigma=0.692543 ! 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=0.031328Jy sigma=0.692543 ! Fit after self-cal, rms=0.031266Jy sigma=0.692309 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.631 mas, bmaj=4.536 mas, bpa=17.54 degrees ! Estimated noise=0.380723 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000454631 Jy ! Component: 100 - total flux cleaned = 0.000715054 Jy ! Component: 150 - total flux cleaned = 0.000908572 Jy ! Component: 200 - total flux cleaned = 0.000977828 Jy ! Total flux subtracted in 200 components = 0.000977828 Jy ! Clean residual min=-0.001411 max=0.001383 Jy/beam ! Clean residual mean=-0.000000 rms=0.000356 Jy/beam ! Combined flux in latest and established models = 0.194558 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 138 components and 0.194558 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=0.031168Jy sigma=0.689645 ! Fit after self-cal, rms=0.031153Jy sigma=0.689436 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 = 5.90178e-05 Jy ! Component: 100 - total flux cleaned = 2.24571e-05 Jy ! Component: 150 - total flux cleaned = 8.14035e-05 Jy ! Component: 200 - total flux cleaned = 5.295e-05 Jy ! Total flux subtracted in 200 components = 5.295e-05 Jy ! Clean residual min=-0.001371 max=0.001337 Jy/beam ! Clean residual mean=-0.000000 rms=0.000334 Jy/beam ! Combined flux in latest and established models = 0.194611 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 149 components and 0.194611 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=0.031097Jy sigma=0.687902 ! Fit after self-cal, rms=0.031088Jy sigma=0.687772 ! 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=0.031088Jy sigma=0.687772 ! Fit after self-cal, rms=0.031067Jy sigma=0.687646 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.473 mas, bmaj=5.252 mas, bpa=11.72 degrees ! Estimated noise=0.481994 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.3725e-05 Jy ! Component: 100 - total flux cleaned = -3.44246e-05 Jy ! Component: 150 - total flux cleaned = -6.19635e-05 Jy ! Component: 200 - total flux cleaned = -0.000155991 Jy ! Total flux subtracted in 200 components = -0.000155991 Jy ! Clean residual min=-0.001317 max=0.001438 Jy/beam ! Clean residual mean=-0.000001 rms=0.000373 Jy/beam ! Combined flux in latest and established models = 0.194455 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 166 components and 0.194455 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=0.031038Jy sigma=0.686816 ! Fit after self-cal, rms=0.031030Jy sigma=0.686674 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 = 2.44953e-05 Jy ! Component: 100 - total flux cleaned = -3.80911e-05 Jy ! Component: 150 - total flux cleaned = -5.58715e-05 Jy ! Component: 200 - total flux cleaned = -2.11992e-05 Jy ! Total flux subtracted in 200 components = -2.11992e-05 Jy ! Clean residual min=-0.001270 max=0.001326 Jy/beam ! Clean residual mean=-0.000001 rms=0.000357 Jy/beam ! Combined flux in latest and established models = 0.194434 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 177 components and 0.194434 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=0.031017Jy sigma=0.686262 ! Fit after self-cal, rms=0.031012Jy sigma=0.686180 ! 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=1.63 mas, bmaj=4.535 mas, bpa=17.51 degrees ! Estimated noise=0.380206 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.63 x 4.535 at 17.51 degrees (North through East) ! Clean map min=-0.0019004 max=0.093647 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=1.358 mas, bmaj=4.133 mas, bpa=17.91 degrees ! Estimated noise=0.538312 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0964858 Jy ! Component: 100 - total flux cleaned = 0.137077 Jy ! Component: 150 - total flux cleaned = 0.155436 Jy ! Component: 200 - total flux cleaned = 0.164963 Jy ! Total flux subtracted in 200 components = 0.164963 Jy ! Clean residual min=-0.003202 max=0.004982 Jy/beam ! Clean residual mean=-0.000001 rms=0.000907 Jy/beam ! Combined flux in latest and established models = 0.164963 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.164963 Jy ! Inverting map and beam ! Estimated beam: bmin=1.63 mas, bmaj=4.535 mas, bpa=17.51 degrees ! Estimated noise=0.380206 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 = 0.00861626 Jy ! Component: 100 - total flux cleaned = 0.0140518 Jy ! Component: 150 - total flux cleaned = 0.0178262 Jy ! Component: 200 - total flux cleaned = 0.0205941 Jy ! Total flux subtracted in 200 components = 0.0205941 Jy ! Clean residual min=-0.001915 max=0.001981 Jy/beam ! Clean residual mean=-0.000001 rms=0.000505 Jy/beam ! Combined flux in latest and established models = 0.185557 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 43 components and 0.185557 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=3.473 mas, bmaj=5.252 mas, bpa=11.72 degrees ! Estimated noise=0.481994 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00293703 Jy ! Component: 100 - total flux cleaned = 0.00393453 Jy ! Component: 150 - total flux cleaned = 0.00469624 Jy ! Component: 200 - total flux cleaned = 0.00511668 Jy ! Total flux subtracted in 200 components = 0.00511668 Jy ! Clean residual min=-0.001827 max=0.001542 Jy/beam ! Clean residual mean=-0.000002 rms=0.000484 Jy/beam ! Combined flux in latest and established models = 0.190674 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 = 0.00042755 Jy ! Component: 100 - total flux cleaned = 0.000895823 Jy ! Component: 150 - total flux cleaned = 0.00118818 Jy ! Component: 200 - total flux cleaned = 0.00152557 Jy ! Total flux subtracted in 200 components = 0.00152557 Jy ! Clean residual min=-0.001578 max=0.001455 Jy/beam ! Clean residual mean=-0.000002 rms=0.000423 Jy/beam ! Combined flux in latest and established models = 0.192199 Jy ! Adding 72 model components to the UV plane model. ! The established model now contains 98 components and 0.192199 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.63 mas, bmaj=4.535 mas, bpa=17.51 degrees ! Estimated noise=0.380206 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000315738 Jy ! Component: 100 - total flux cleaned = 0.000363902 Jy ! Component: 150 - total flux cleaned = 0.000448813 Jy ! Component: 200 - total flux cleaned = 0.000490416 Jy ! Total flux subtracted in 200 components = 0.000490416 Jy ! Clean residual min=-0.001563 max=0.001466 Jy/beam ! Clean residual mean=-0.000000 rms=0.000353 Jy/beam ! Combined flux in latest and established models = 0.19269 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 124 components and 0.19269 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=0.031140Jy sigma=0.689752 ! Fit after self-cal, rms=0.031078Jy sigma=0.688475 wmodel J1858+4115_C_map.mod ! Writing 124 model components to file: J1858+4115_C_map.mod wobs J1858+4115_C_uvs.fits ! Writing UV FITS file: J1858+4115_C_uvs.fits wwins J1858+4115_C_map.win ! wwins: Wrote 4 windows to J1858+4115_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 = -0.000287334 Jy ! Component: 100 - total flux cleaned = -4.91151e-05 Jy ! Component: 150 - total flux cleaned = 0.000108761 Jy ! Component: 200 - total flux cleaned = 0.000173349 Jy ! Component: 250 - total flux cleaned = 0.000234063 Jy ! Component: 300 - total flux cleaned = 0.00025367 Jy ! Component: 350 - total flux cleaned = 0.000272776 Jy ! Component: 400 - total flux cleaned = 0.000254613 Jy ! Component: 450 - total flux cleaned = 0.000255004 Jy ! Component: 500 - total flux cleaned = 0.000237905 Jy ! Component: 550 - total flux cleaned = 0.000204143 Jy ! Component: 600 - total flux cleaned = 0.000220762 Jy ! Component: 650 - total flux cleaned = 0.000252905 Jy ! Component: 700 - total flux cleaned = 0.000252689 Jy ! Component: 750 - total flux cleaned = 0.000268387 Jy ! Component: 800 - total flux cleaned = 0.000283163 Jy ! Component: 850 - total flux cleaned = 0.000254003 Jy ! Component: 900 - total flux cleaned = 0.000268711 Jy ! Component: 950 - total flux cleaned = 0.000240531 Jy ! Component: 1000 - total flux cleaned = 0.000268404 Jy ! Component: 1050 - total flux cleaned = 0.000240923 Jy ! Component: 1100 - total flux cleaned = 0.000294806 Jy ! Component: 1150 - total flux cleaned = 0.000294356 Jy ! Component: 1200 - total flux cleaned = 0.000294352 Jy ! Component: 1250 - total flux cleaned = 0.000345456 Jy ! Component: 1300 - total flux cleaned = 0.000383304 Jy ! Component: 1350 - total flux cleaned = 0.000395614 Jy ! Component: 1400 - total flux cleaned = 0.000432259 Jy ! Component: 1450 - total flux cleaned = 0.000456335 Jy ! Component: 1500 - total flux cleaned = 0.000480012 Jy ! Component: 1550 - total flux cleaned = 0.000491677 Jy ! Component: 1600 - total flux cleaned = 0.000492007 Jy ! Component: 1650 - total flux cleaned = 0.000560754 Jy ! Component: 1700 - total flux cleaned = 0.000594891 Jy ! Component: 1750 - total flux cleaned = 0.000694955 Jy ! Component: 1800 - total flux cleaned = 0.000694897 Jy ! Component: 1850 - total flux cleaned = 0.000716666 Jy ! Component: 1900 - total flux cleaned = 0.000791894 Jy ! Component: 1950 - total flux cleaned = 0.000813199 Jy ! Component: 2000 - total flux cleaned = 0.000844649 Jy ! Component: 2050 - total flux cleaned = 0.000896807 Jy ! Component: 2100 - total flux cleaned = 0.000927804 Jy ! Component: 2150 - total flux cleaned = 0.000938007 Jy ! Component: 2200 - total flux cleaned = 0.000948115 Jy ! Component: 2250 - total flux cleaned = 0.000987977 Jy ! Component: 2300 - total flux cleaned = 0.000997812 Jy ! Component: 2350 - total flux cleaned = 0.00102724 Jy ! Component: 2400 - total flux cleaned = 0.00103703 Jy ! Component: 2450 - total flux cleaned = 0.00108491 Jy ! Component: 2500 - total flux cleaned = 0.00106585 Jy ! Component: 2550 - total flux cleaned = 0.00111302 Jy ! Component: 2600 - total flux cleaned = 0.00111287 Jy ! Component: 2650 - total flux cleaned = 0.00110372 Jy ! Component: 2700 - total flux cleaned = 0.00112219 Jy ! Component: 2750 - total flux cleaned = 0.00113147 Jy ! Component: 2800 - total flux cleaned = 0.00120371 Jy ! Component: 2850 - total flux cleaned = 0.00124827 Jy ! Component: 2900 - total flux cleaned = 0.00123938 Jy ! Component: 2950 - total flux cleaned = 0.00129218 Jy ! Component: 3000 - total flux cleaned = 0.00130958 Jy ! Component: 3050 - total flux cleaned = 0.00133541 Jy ! Component: 3100 - total flux cleaned = 0.00135253 Jy ! Component: 3150 - total flux cleaned = 0.00140352 Jy ! Component: 3200 - total flux cleaned = 0.00145405 Jy ! Component: 3250 - total flux cleaned = 0.00147068 Jy ! Component: 3300 - total flux cleaned = 0.00151218 Jy ! Component: 3350 - total flux cleaned = 0.00152041 Jy ! Component: 3400 - total flux cleaned = 0.0015695 Jy ! Component: 3450 - total flux cleaned = 0.00156956 Jy ! Component: 3500 - total flux cleaned = 0.00160176 Jy ! Component: 3550 - total flux cleaned = 0.00160176 Jy ! Component: 3600 - total flux cleaned = 0.00160964 Jy ! Component: 3650 - total flux cleaned = 0.001649 Jy ! Component: 3700 - total flux cleaned = 0.00167242 Jy ! Component: 3750 - total flux cleaned = 0.00168793 Jy ! Component: 3800 - total flux cleaned = 0.0017265 Jy ! Component: 3850 - total flux cleaned = 0.00175719 Jy ! Component: 3900 - total flux cleaned = 0.00176484 Jy ! Component: 3950 - total flux cleaned = 0.00177242 Jy ! Component: 4000 - total flux cleaned = 0.00183265 Jy ! Component: 4050 - total flux cleaned = 0.00187001 Jy ! Total flux subtracted in 4096 components = 0.00188487 Jy ! Clean residual min=-0.000437 max=0.000399 Jy/beam ! Clean residual mean=-0.000000 rms=0.000135 Jy/beam ! Combined flux in latest and established models = 0.194575 Jy keep ! Adding 311 model components to the UV plane model. ! The established model now contains 434 components and 0.194575 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1858+4115_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.63 x 4.535 at 17.51 degrees (North through East) ! Clean map min=-0.001381 max=0.091876 Jy/beam ! Writing clean map to FITS file: .//J1858+4115_C_map.fits wmodel .//J1858+4115_C_map.mod ! Writing 434 model components to file: .//J1858+4115_C_map.mod wobs .//J1858+4115_C_uvs.fits ! Writing UV FITS file: .//J1858+4115_C_uvs.fits wwins .//J1858+4115_C_map.win ! wwins: Wrote 5 windows to .//J1858+4115_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.091876 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000134089 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.437836 0.437836 0.875673 1.75135 3.50269 7.00538 14.0108 28.0215 56.0431 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.091 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 685.187 quit ! Quitting program ! Log file .//J1858+4115_C_dfm.log closed on Mon Jan 20 18:50:09 2020