! Started logfile: .//J0121+0422_X_dfm.log on Mon Jan 20 17:09:33 2020 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs .//J0121+0422_X_uva.fits ! Reading UV FITS file: .//J0121+0422_X_uva.fits ! AN table 1: 21 integrations on 10 of 10 possible baselines. ! Apparent sampling: 0.885714 visibilities/baseline/integration-bin. ! Found source: J0121+0422 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 67 lines of history. ! ! Reading 1488 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J0121+0422_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.423543Jy sigma=28.561247 ! Fit after self-cal, rms=0.148185Jy sigma=2.891107 ! 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=2.075 mas, bmaj=11.65 mas, bpa=41.06 degrees ! Estimated noise=1.0576 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=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.773845 Jy ! Component: 100 - total flux cleaned = 0.949422 Jy ! Total flux subtracted in 100 components = 0.949422 Jy ! Clean residual min=-0.065678 max=0.068606 Jy/beam ! Clean residual mean=0.000074 rms=0.029944 Jy/beam ! Combined flux in latest and established models = 0.949423 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.949423 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=0.163386Jy sigma=3.097250 ! Fit after self-cal, rms=0.162584Jy sigma=3.083440 ! 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=2.319 mas, bmaj=11.68 mas, bpa=38.6 degrees ! Estimated noise=0.918018 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 = 0.0599146 Jy ! Component: 100 - total flux cleaned = 0.088069 Jy ! Component: 150 - total flux cleaned = 0.107582 Jy ! Component: 200 - total flux cleaned = 0.119947 Jy ! Total flux subtracted in 200 components = 0.119947 Jy ! Clean residual min=-0.017459 max=0.017377 Jy/beam ! Clean residual mean=0.000050 rms=0.009272 Jy/beam ! Combined flux in latest and established models = 1.06937 Jy ! Performing phase self-cal ! Adding 78 model components to the UV plane model. ! The established model now contains 90 components and 1.06937 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=0.057377Jy sigma=1.100329 ! Fit after self-cal, rms=0.056570Jy sigma=1.085346 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.319 x 11.68 at 38.6 degrees (North through East) ! Clean map min=-0.035964 max=0.97102 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 KP 0.97 OV 1.03 ! PT 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 KP 0.97 OV 1.03 ! PT 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 KP 0.96 OV 1.03 ! PT 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 KP 0.97 OV 1.01 ! PT 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.02 KP 0.96 OV 1.01 ! PT 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.04 KP 0.97 OV 1.01 ! PT 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 KP 0.97 OV 1.01 ! PT 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.02 KP 0.95 OV 1.01 ! PT 0.96 ! ! ! Fit before self-cal, rms=0.056570Jy sigma=1.085346 ! Fit after self-cal, rms=0.038289Jy sigma=0.765000 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.337 mas, bmaj=11.71 mas, bpa=38.63 degrees ! Estimated noise=0.905677 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 = 0.00746798 Jy ! Component: 100 - total flux cleaned = 0.00671675 Jy ! Component: 150 - total flux cleaned = 0.00718465 Jy ! Component: 200 - total flux cleaned = 0.00839045 Jy ! Total flux subtracted in 200 components = 0.00839045 Jy ! Clean residual min=-0.001599 max=0.001588 Jy/beam ! Clean residual mean=0.000004 rms=0.000657 Jy/beam ! Combined flux in latest and established models = 1.07776 Jy ! Performing phase self-cal ! Adding 70 model components to the UV plane model. ! The established model now contains 160 components and 1.07776 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=0.034390Jy sigma=0.682920 ! Fit after self-cal, rms=0.034357Jy sigma=0.682364 ! 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=0.034357Jy sigma=0.682364 ! Fit after self-cal, rms=0.034268Jy sigma=0.681259 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.338 mas, bmaj=11.71 mas, bpa=38.62 degrees ! Estimated noise=0.905087 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00195196 Jy ! Component: 100 - total flux cleaned = 0.00265037 Jy ! Component: 150 - total flux cleaned = 0.00281034 Jy ! Component: 200 - total flux cleaned = 0.00268056 Jy ! Total flux subtracted in 200 components = 0.00268056 Jy ! Clean residual min=-0.000698 max=0.000691 Jy/beam ! Clean residual mean=0.000002 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 1.08044 Jy selfcal ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 210 components and 1.08044 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=0.034072Jy sigma=0.677202 ! Fit after self-cal, rms=0.034070Jy sigma=0.677178 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 = 4.17222e-05 Jy ! Component: 100 - total flux cleaned = -2.32541e-05 Jy ! Component: 150 - total flux cleaned = -8.17216e-05 Jy ! Component: 200 - total flux cleaned = -0.000164483 Jy ! Total flux subtracted in 200 components = -0.000164483 Jy ! Clean residual min=-0.000437 max=0.000436 Jy/beam ! Clean residual mean=0.000001 rms=0.000161 Jy/beam ! Combined flux in latest and established models = 1.08028 Jy ! Performing phase self-cal ! Adding 64 model components to the UV plane model. ! The established model now contains 270 components and 1.08028 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=0.034019Jy sigma=0.676187 ! Fit after self-cal, rms=0.034018Jy sigma=0.676176 ! 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=0.034018Jy sigma=0.676176 ! Fit after self-cal, rms=0.034011Jy sigma=0.676105 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.338 mas, bmaj=11.71 mas, bpa=38.62 degrees ! Estimated noise=0.904949 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.52738e-05 Jy ! Component: 100 - total flux cleaned = -0.000169169 Jy ! Component: 150 - total flux cleaned = -0.000253499 Jy ! Component: 200 - total flux cleaned = -0.000377404 Jy ! Total flux subtracted in 200 components = -0.000377404 Jy ! Clean residual min=-0.000339 max=0.000341 Jy/beam ! Clean residual mean=-0.000001 rms=0.000118 Jy/beam ! Combined flux in latest and established models = 1.0799 Jy selfcal ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 299 components and 1.0799 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=0.033985Jy sigma=0.675664 ! Fit after self-cal, rms=0.033985Jy sigma=0.675658 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 = 6.46961e-05 Jy ! Component: 100 - total flux cleaned = 0.000181084 Jy ! Component: 150 - total flux cleaned = 0.00027555 Jy ! Component: 200 - total flux cleaned = 0.000381146 Jy ! Total flux subtracted in 200 components = 0.000381146 Jy ! Clean residual min=-0.000244 max=0.000244 Jy/beam ! Clean residual mean=0.000001 rms=0.000089 Jy/beam ! Combined flux in latest and established models = 1.08028 Jy ! Performing phase self-cal ! Adding 61 model components to the UV plane model. ! The established model now contains 358 components and 1.08028 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=0.033972Jy sigma=0.675363 ! Fit after self-cal, rms=0.033971Jy sigma=0.675358 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.033971Jy sigma=0.675358 ! Fit after self-cal, rms=0.033969Jy sigma=0.675320 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.68 mas, bmaj=11.59 mas, bpa=37.49 degrees ! Estimated noise=0.928155 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000339206 Jy ! Component: 100 - total flux cleaned = -0.000427309 Jy ! Component: 150 - total flux cleaned = -0.000582656 Jy ! Component: 200 - total flux cleaned = -0.000714388 Jy ! Total flux subtracted in 200 components = -0.000714388 Jy ! Clean residual min=-0.000251 max=0.000250 Jy/beam ! Clean residual mean=-0.000001 rms=0.000079 Jy/beam ! Combined flux in latest and established models = 1.07956 Jy selfcal ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 394 components and 1.07956 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=0.033957Jy sigma=0.675173 ! Fit after self-cal, rms=0.033957Jy sigma=0.675166 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 = -9.72513e-05 Jy ! Component: 100 - total flux cleaned = -5.93342e-05 Jy ! Component: 150 - total flux cleaned = -8.7637e-07 Jy ! Component: 200 - total flux cleaned = 4.34608e-05 Jy ! Total flux subtracted in 200 components = 4.34608e-05 Jy ! Clean residual min=-0.000179 max=0.000182 Jy/beam ! Clean residual mean=0.000000 rms=0.000062 Jy/beam ! Combined flux in latest and established models = 1.07961 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 434 components and 1.07961 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=0.033949Jy sigma=0.674986 ! Fit after self-cal, rms=0.033949Jy sigma=0.674984 ! 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=2.338 mas, bmaj=11.71 mas, bpa=38.62 degrees ! Estimated noise=0.904922 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.338 x 11.71 at 38.62 degrees (North through East) ! Clean map min=-0.019504 max=0.95496 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=0.033949Jy sigma=0.674984 ! Fit after self-cal, rms=0.026688Jy sigma=0.532049 ! Inverting map and beam ! Estimated beam: bmin=2.338 mas, bmaj=11.71 mas, bpa=38.62 degrees ! Estimated noise=0.904932 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.58773e-05 Jy ! Component: 100 - total flux cleaned = -0.000224002 Jy ! Component: 150 - total flux cleaned = -0.000557693 Jy ! Component: 200 - total flux cleaned = -0.000841591 Jy ! Total flux subtracted in 200 components = -0.000841591 Jy ! Clean residual min=-0.000257 max=0.000253 Jy/beam ! Clean residual mean=-0.000001 rms=0.000091 Jy/beam ! Combined flux in latest and established models = 1.07877 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 471 components and 1.07877 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=0.026666Jy sigma=0.531649 ! Fit after self-cal, rms=0.026666Jy sigma=0.531647 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.68513e-05 Jy ! Component: 100 - total flux cleaned = -0.000162466 Jy ! Component: 150 - total flux cleaned = -0.000272056 Jy ! Component: 200 - total flux cleaned = -0.00030584 Jy ! Total flux subtracted in 200 components = -0.00030584 Jy ! Clean residual min=-0.000186 max=0.000186 Jy/beam ! Clean residual mean=0.000000 rms=0.000063 Jy/beam ! Combined flux in latest and established models = 1.07846 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 511 components and 1.07846 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=0.026658Jy sigma=0.531432 ! Fit after self-cal, rms=0.026658Jy sigma=0.531425 ! 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=0.026658Jy sigma=0.531425 ! Fit after self-cal, rms=0.026659Jy sigma=0.531382 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=2.087 mas, bmaj=11.7 mas, bpa=41.07 degrees ! Estimated noise=1.04882 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.767321 Jy ! Component: 100 - total flux cleaned = 0.938205 Jy ! Component: 150 - total flux cleaned = 0.99936 Jy ! Component: 200 - total flux cleaned = 1.02741 Jy ! Total flux subtracted in 200 components = 1.02741 Jy ! Clean residual min=-0.027017 max=0.027540 Jy/beam ! Clean residual mean=0.000033 rms=0.012508 Jy/beam ! Combined flux in latest and established models = 1.02741 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 31 model components to the UV plane model. ! The established model now contains 31 components and 1.02741 Jy ! Inverting map and beam ! Estimated beam: bmin=2.338 mas, bmaj=11.71 mas, bpa=38.62 degrees ! Estimated noise=0.904962 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 = 0.0171978 Jy ! Component: 100 - total flux cleaned = 0.0296831 Jy ! Component: 150 - total flux cleaned = 0.0388947 Jy ! Component: 200 - total flux cleaned = 0.0424855 Jy ! Total flux subtracted in 200 components = 0.0424855 Jy ! Clean residual min=-0.007179 max=0.007168 Jy/beam ! Clean residual mean=0.000023 rms=0.003862 Jy/beam ! Combined flux in latest and established models = 1.06989 Jy ! Adding 87 model components to the UV plane model. ! The established model now contains 115 components and 1.06989 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.679 mas, bmaj=11.59 mas, bpa=37.49 degrees ! Estimated noise=0.928265 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00109551 Jy ! Component: 100 - total flux cleaned = 0.000239142 Jy ! Component: 150 - total flux cleaned = 0.00130128 Jy ! Component: 200 - total flux cleaned = 0.00433336 Jy ! Total flux subtracted in 200 components = 0.00433336 Jy ! Clean residual min=-0.002624 max=0.002638 Jy/beam ! Clean residual mean=0.000011 rms=0.001647 Jy/beam ! Combined flux in latest and established models = 1.07423 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 = 0.00293844 Jy ! Component: 100 - total flux cleaned = 0.00550959 Jy ! Component: 150 - total flux cleaned = 0.00760508 Jy ! Component: 200 - total flux cleaned = 0.00880998 Jy ! Total flux subtracted in 200 components = 0.00880998 Jy ! Clean residual min=-0.001125 max=0.001135 Jy/beam ! Clean residual mean=0.000006 rms=0.000629 Jy/beam ! Combined flux in latest and established models = 1.08304 Jy ! Adding 216 model components to the UV plane model. ! The established model now contains 325 components and 1.08304 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.338 mas, bmaj=11.71 mas, bpa=38.62 degrees ! Estimated noise=0.904962 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00054611 Jy ! Component: 100 - total flux cleaned = 0.000374637 Jy ! Component: 150 - total flux cleaned = 7.46552e-05 Jy ! Component: 200 - total flux cleaned = 7.46383e-05 Jy ! Total flux subtracted in 200 components = 7.46383e-05 Jy ! Clean residual min=-0.000456 max=0.000458 Jy/beam ! Clean residual mean=0.000002 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 1.08311 Jy selfcal ! Performing phase self-cal ! Adding 65 model components to the UV plane model. ! The established model now contains 389 components and 1.08311 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=0.026721Jy sigma=0.532727 ! Fit after self-cal, rms=0.026721Jy sigma=0.532675 wmodel J0121+0422_X_map.mod ! Writing 389 model components to file: J0121+0422_X_map.mod wobs J0121+0422_X_uvs.fits ! Writing UV FITS file: J0121+0422_X_uvs.fits wwins J0121+0422_X_map.win ! wwins: No CLEAN windows to write. ! Error occured in command: wwins ![Exited script file: /opt64/bin/pima_mupet_01.dfm] ! wmap .//J0121+0422_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.338 x 11.71 at 38.62 degrees (North through East) ! Clean map min=-0.017777 max=0.96237 Jy/beam ! Writing clean map to FITS file: .//J0121+0422_X_map.fits wmodel .//J0121+0422_X_map.mod ! Writing 389 model components to file: .//J0121+0422_X_map.mod wobs .//J0121+0422_X_uvs.fits ! Writing UV FITS file: .//J0121+0422_X_uvs.fits wwins .//J0121+0422_X_map.win ! wwins: No CLEAN windows to write. ! Error occured in command: wwins ! float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.96237 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000264785 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0825416 0.0825416 0.165083 0.330166 0.660333 1.32067 2.64133 5.28266 10.5653 21.1307 42.2613 84.5226 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.962 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3634.53 quit ! Quitting program ! Log file .//J0121+0422_X_dfm.log closed on Mon Jan 20 17:09:36 2020