! Started logfile: /tmp/maps//J1949+2421_C_20180605_dfm.log on Wed Jul 4 23:38:38 2018 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs /tmp/maps//J1949+2421_C_20180605_uva.fits ! Reading UV FITS file: /tmp/maps//J1949+2421_C_20180605_uva.fits ! AN table 1: 22 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.979798 visibilities/baseline/integration-bin. ! Found source: J1949+2421 ! ! 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 6208 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 J1949+2421_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 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.010365Jy sigma=27.409201 ! Fit after self-cal, rms=0.867137Jy sigma=23.426036 ! 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=1.351 mas, bmaj=5.421 mas, bpa=-21.85 degrees ! Estimated noise=0.503951 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 = 0.0927203 Jy ! Component: 100 - total flux cleaned = 0.132815 Jy ! Total flux subtracted in 100 components = 0.132815 Jy ! Clean residual min=-0.006671 max=0.018005 Jy/beam ! Clean residual mean=-0.000022 rms=0.002380 Jy/beam ! Combined flux in latest and established models = 0.132815 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.132815 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=0.052494Jy sigma=1.374634 ! Fit after self-cal, rms=0.052386Jy sigma=1.372279 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0205752 Jy ! Component: 100 - total flux cleaned = 0.0324385 Jy ! Total flux subtracted in 100 components = 0.0324385 Jy ! Clean residual min=-0.004688 max=0.006003 Jy/beam ! Clean residual mean=-0.000012 rms=0.001314 Jy/beam ! Combined flux in latest and established models = 0.165254 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 20 components and 0.165254 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=0.037725Jy sigma=0.946881 ! Fit after self-cal, rms=0.037720Jy sigma=0.946461 ! 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=1.783 mas, bmaj=5.424 mas, bpa=-21.69 degrees ! Estimated noise=0.341112 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 = 0.0131836 Jy ! Component: 100 - total flux cleaned = 0.0213386 Jy ! Component: 150 - total flux cleaned = 0.0272054 Jy ! Component: 200 - total flux cleaned = 0.0315688 Jy ! Total flux subtracted in 200 components = 0.0315688 Jy ! Clean residual min=-0.004599 max=0.005800 Jy/beam ! Clean residual mean=-0.000000 rms=0.001447 Jy/beam ! Combined flux in latest and established models = 0.196823 Jy ! Performing phase self-cal ! Adding 62 model components to the UV plane model. ! The established model now contains 70 components and 0.196823 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=0.031988Jy sigma=0.781219 ! Fit after self-cal, rms=0.031958Jy sigma=0.780606 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.783 x 5.424 at -21.69 degrees (North through East) ! Clean map min=-0.0046327 max=0.12747 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.94 HN 1.01 KP 0.97 ! LA 1.01 MK 1.24 NL 1.04 OV 1.02 ! PT 0.93 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.95 HN 1.02 KP 0.97 ! LA 0.99 MK 1.19 NL 1.06 OV 1.01 ! PT 0.92 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.93 HN 1.03 KP 0.97 ! LA 1.04 MK 1.11 NL 1.04 OV 1.02 ! PT 0.93 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.92 HN 1.01 KP 0.95 ! LA 1.01 MK 1.04 NL 1.07 OV 1.04 ! PT 0.93 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.95 HN 0.98 KP 0.95 ! LA 1.01 MK 0.97 NL 1.05 OV 1.02 ! PT 0.92 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.94 HN 0.96 KP 0.96 ! LA 1.01 MK 0.99 NL 1.07 OV 1.01 ! PT 0.92 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.94 HN 0.96 KP 0.95 ! LA 1.01 MK 0.93 NL 1.06 OV 1.00 ! PT 0.94 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.93 HN 0.95 KP 0.96 ! LA 1.00 MK 0.84 NL 1.05 OV 1.03 ! PT 0.94 ! ! ! Fit before self-cal, rms=0.031958Jy sigma=0.780606 ! Fit after self-cal, rms=0.030240Jy sigma=0.727839 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.787 mas, bmaj=5.444 mas, bpa=-21.69 degrees ! Estimated noise=0.336542 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 (13.5, 7.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0059231 Jy ! Component: 100 - total flux cleaned = 0.00923392 Jy ! Component: 150 - total flux cleaned = 0.0115122 Jy ! Component: 200 - total flux cleaned = 0.0123788 Jy ! Total flux subtracted in 200 components = 0.0123788 Jy ! Clean residual min=-0.002056 max=0.003093 Jy/beam ! Clean residual mean=0.000001 rms=0.000567 Jy/beam ! Combined flux in latest and established models = 0.209201 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 108 components and 0.209201 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=0.029034Jy sigma=0.687017 ! Fit after self-cal, rms=0.028998Jy sigma=0.685587 ! Inverting map ! Added new window around map position (8.4, 3.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00272547 Jy ! Component: 100 - total flux cleaned = 0.00378516 Jy ! Component: 150 - total flux cleaned = 0.00432469 Jy ! Component: 200 - total flux cleaned = 0.00469348 Jy ! Total flux subtracted in 200 components = 0.00469348 Jy ! Clean residual min=-0.001590 max=0.001736 Jy/beam ! Clean residual mean=-0.000000 rms=0.000418 Jy/beam ! Combined flux in latest and established models = 0.213895 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 129 components and 0.213895 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=0.028640Jy sigma=0.675054 ! Fit after self-cal, rms=0.028623Jy sigma=0.674732 ! 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=0.028623Jy sigma=0.674732 ! Fit after self-cal, rms=0.028389Jy sigma=0.672753 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.79 mas, bmaj=5.428 mas, bpa=-21.68 degrees ! Estimated noise=0.33488 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00136018 Jy ! Component: 100 - total flux cleaned = 0.00207529 Jy ! Component: 150 - total flux cleaned = 0.00261689 Jy ! Component: 200 - total flux cleaned = 0.00292675 Jy ! Total flux subtracted in 200 components = 0.00292675 Jy ! Clean residual min=-0.001300 max=0.001365 Jy/beam ! Clean residual mean=0.000001 rms=0.000330 Jy/beam ! Combined flux in latest and established models = 0.216822 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 155 components and 0.216822 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=0.028273Jy sigma=0.669290 ! Fit after self-cal, rms=0.028265Jy sigma=0.669219 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 = 0.000427262 Jy ! Component: 100 - total flux cleaned = 0.000515196 Jy ! Component: 150 - total flux cleaned = 0.00059628 Jy ! Component: 200 - total flux cleaned = 0.000645991 Jy ! Total flux subtracted in 200 components = 0.000645991 Jy ! Clean residual min=-0.001190 max=0.001281 Jy/beam ! Clean residual mean=0.000000 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 0.217468 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 172 components and 0.217468 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=0.028215Jy sigma=0.667760 ! Fit after self-cal, rms=0.028214Jy sigma=0.667748 ! 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=0.028214Jy sigma=0.667748 ! Fit after self-cal, rms=0.028127Jy sigma=0.666878 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.789 mas, bmaj=5.425 mas, bpa=-21.67 degrees ! Estimated noise=0.334254 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00047079 Jy ! Component: 100 - total flux cleaned = 0.00063097 Jy ! Component: 150 - total flux cleaned = 0.000693819 Jy ! Component: 200 - total flux cleaned = 0.000692814 Jy ! Total flux subtracted in 200 components = 0.000692814 Jy ! Clean residual min=-0.001156 max=0.001185 Jy/beam ! Clean residual mean=0.000001 rms=0.000287 Jy/beam ! Combined flux in latest and established models = 0.21816 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 189 components and 0.21816 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=0.028095Jy sigma=0.665989 ! Fit after self-cal, rms=0.028094Jy sigma=0.665981 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 = 5.71685e-05 Jy ! Component: 100 - total flux cleaned = 4.04068e-05 Jy ! Component: 150 - total flux cleaned = 8.61781e-06 Jy ! Component: 200 - total flux cleaned = 9.43504e-06 Jy ! Total flux subtracted in 200 components = 9.43504e-06 Jy ! Clean residual min=-0.001140 max=0.001161 Jy/beam ! Clean residual mean=0.000001 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.21817 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 203 components and 0.21817 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=0.028076Jy sigma=0.665456 ! Fit after self-cal, rms=0.028076Jy sigma=0.665452 ! 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=0.028076Jy sigma=0.665452 ! Fit after self-cal, rms=0.028009Jy sigma=0.664864 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.937 mas, bmaj=5.587 mas, bpa=-21.39 degrees ! Estimated noise=0.393687 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000419195 Jy ! Component: 100 - total flux cleaned = 0.000522031 Jy ! Component: 150 - total flux cleaned = 0.000549893 Jy ! Component: 200 - total flux cleaned = 0.000587528 Jy ! Total flux subtracted in 200 components = 0.000587528 Jy ! Clean residual min=-0.001180 max=0.001204 Jy/beam ! Clean residual mean=0.000001 rms=0.000333 Jy/beam ! Combined flux in latest and established models = 0.218757 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 223 components and 0.218757 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=0.028001Jy sigma=0.664623 ! Fit after self-cal, rms=0.027999Jy sigma=0.664594 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 = 0.000132156 Jy ! Component: 100 - total flux cleaned = 0.000200579 Jy ! Component: 150 - total flux cleaned = 0.000231654 Jy ! Component: 200 - total flux cleaned = 0.000231733 Jy ! Total flux subtracted in 200 components = 0.000231733 Jy ! Clean residual min=-0.001162 max=0.001191 Jy/beam ! Clean residual mean=0.000001 rms=0.000326 Jy/beam ! Combined flux in latest and established models = 0.218989 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 242 components and 0.218989 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=0.027994Jy sigma=0.664469 ! Fit after self-cal, rms=0.027993Jy sigma=0.664457 ! 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=1.787 mas, bmaj=5.424 mas, bpa=-21.67 degrees ! Estimated noise=0.333841 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.787 x 5.424 at -21.67 degrees (North through East) ! Clean map min=-0.0010993 max=0.12555 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=1.349 mas, bmaj=5.403 mas, bpa=-21.82 degrees ! Estimated noise=0.495034 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0911973 Jy ! Component: 100 - total flux cleaned = 0.130604 Jy ! Component: 150 - total flux cleaned = 0.150827 Jy ! Component: 200 - total flux cleaned = 0.162457 Jy ! Total flux subtracted in 200 components = 0.162457 Jy ! Clean residual min=-0.003272 max=0.005823 Jy/beam ! Clean residual mean=-0.000007 rms=0.001082 Jy/beam ! Combined flux in latest and established models = 0.162457 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.162457 Jy ! Inverting map and beam ! Estimated beam: bmin=1.787 mas, bmaj=5.424 mas, bpa=-21.67 degrees ! Estimated noise=0.333841 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 = 0.0114112 Jy ! Component: 100 - total flux cleaned = 0.0184884 Jy ! Component: 150 - total flux cleaned = 0.0239921 Jy ! Component: 200 - total flux cleaned = 0.0284742 Jy ! Total flux subtracted in 200 components = 0.0284742 Jy ! Clean residual min=-0.002641 max=0.003659 Jy/beam ! Clean residual mean=0.000001 rms=0.000934 Jy/beam ! Combined flux in latest and established models = 0.190931 Jy ! Adding 63 model components to the UV plane model. ! The established model now contains 73 components and 0.190931 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=3.937 mas, bmaj=5.587 mas, bpa=-21.39 degrees ! Estimated noise=0.393687 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00607663 Jy ! Component: 100 - total flux cleaned = 0.0105661 Jy ! Component: 150 - total flux cleaned = 0.0140282 Jy ! Component: 200 - total flux cleaned = 0.0167476 Jy ! Total flux subtracted in 200 components = 0.0167476 Jy ! Clean residual min=-0.002068 max=0.002304 Jy/beam ! Clean residual mean=0.000001 rms=0.000723 Jy/beam ! Combined flux in latest and established models = 0.207678 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 = 0.00216293 Jy ! Component: 100 - total flux cleaned = 0.00389994 Jy ! Component: 150 - total flux cleaned = 0.00532069 Jy ! Component: 200 - total flux cleaned = 0.00649556 Jy ! Total flux subtracted in 200 components = 0.00649556 Jy ! Clean residual min=-0.001463 max=0.001617 Jy/beam ! Clean residual mean=0.000001 rms=0.000455 Jy/beam ! Combined flux in latest and established models = 0.214174 Jy ! Adding 110 model components to the UV plane model. ! The established model now contains 169 components and 0.214174 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.787 mas, bmaj=5.424 mas, bpa=-21.67 degrees ! Estimated noise=0.333841 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000488857 Jy ! Component: 100 - total flux cleaned = 0.00078568 Jy ! Component: 150 - total flux cleaned = 0.00100572 Jy ! Component: 200 - total flux cleaned = 0.00127013 Jy ! Total flux subtracted in 200 components = 0.00127013 Jy ! Clean residual min=-0.001204 max=0.001295 Jy/beam ! Clean residual mean=0.000001 rms=0.000310 Jy/beam ! Combined flux in latest and established models = 0.215444 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 193 components and 0.215444 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=0.028103Jy sigma=0.667295 ! Fit after self-cal, rms=0.028075Jy sigma=0.666595 wmodel J1949+2421_C_map.mod ! Writing 193 model components to file: J1949+2421_C_map.mod wobs J1949+2421_C_uvs.fits ! Writing UV FITS file: J1949+2421_C_uvs.fits wwins J1949+2421_C_map.win ! wwins: Wrote 3 windows to J1949+2421_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 = 0.000316167 Jy ! Component: 100 - total flux cleaned = 0.000455702 Jy ! Component: 150 - total flux cleaned = 0.000662418 Jy ! Component: 200 - total flux cleaned = 0.000877269 Jy ! Component: 250 - total flux cleaned = 0.00101458 Jy ! Component: 300 - total flux cleaned = 0.00114704 Jy ! Component: 350 - total flux cleaned = 0.00122721 Jy ! Component: 400 - total flux cleaned = 0.00133586 Jy ! Component: 450 - total flux cleaned = 0.00136593 Jy ! Component: 500 - total flux cleaned = 0.00143955 Jy ! Component: 550 - total flux cleaned = 0.00153975 Jy ! Component: 600 - total flux cleaned = 0.00155358 Jy ! Component: 650 - total flux cleaned = 0.00159472 Jy ! Component: 700 - total flux cleaned = 0.00160793 Jy ! Component: 750 - total flux cleaned = 0.00162112 Jy ! Component: 800 - total flux cleaned = 0.0016467 Jy ! Component: 850 - total flux cleaned = 0.00164634 Jy ! Component: 900 - total flux cleaned = 0.00167107 Jy ! Component: 950 - total flux cleaned = 0.00168298 Jy ! Component: 1000 - total flux cleaned = 0.0016471 Jy ! Component: 1050 - total flux cleaned = 0.00167063 Jy ! Component: 1100 - total flux cleaned = 0.00165934 Jy ! Component: 1150 - total flux cleaned = 0.00169347 Jy ! Component: 1200 - total flux cleaned = 0.00171579 Jy ! Component: 1250 - total flux cleaned = 0.00169371 Jy ! Component: 1300 - total flux cleaned = 0.00172648 Jy ! Component: 1350 - total flux cleaned = 0.00172644 Jy ! Component: 1400 - total flux cleaned = 0.0017052 Jy ! Component: 1450 - total flux cleaned = 0.00173673 Jy ! Component: 1500 - total flux cleaned = 0.00174709 Jy ! Component: 1550 - total flux cleaned = 0.00179815 Jy ! Component: 1600 - total flux cleaned = 0.00179818 Jy ! Component: 1650 - total flux cleaned = 0.00182825 Jy ! Component: 1700 - total flux cleaned = 0.00186779 Jy ! Component: 1750 - total flux cleaned = 0.00188734 Jy ! Component: 1800 - total flux cleaned = 0.00189714 Jy ! Component: 1850 - total flux cleaned = 0.00189713 Jy ! Component: 1900 - total flux cleaned = 0.00190669 Jy ! Component: 1950 - total flux cleaned = 0.00190677 Jy ! Component: 2000 - total flux cleaned = 0.00190677 Jy ! Component: 2050 - total flux cleaned = 0.00188826 Jy ! Component: 2100 - total flux cleaned = 0.00189745 Jy ! Component: 2150 - total flux cleaned = 0.00190654 Jy ! Component: 2200 - total flux cleaned = 0.00188855 Jy ! Component: 2250 - total flux cleaned = 0.00189754 Jy ! Component: 2300 - total flux cleaned = 0.0019152 Jy ! Component: 2350 - total flux cleaned = 0.00191527 Jy ! Component: 2400 - total flux cleaned = 0.00195864 Jy ! Component: 2450 - total flux cleaned = 0.00199308 Jy ! Component: 2500 - total flux cleaned = 0.00200147 Jy ! Component: 2550 - total flux cleaned = 0.00200981 Jy ! Component: 2600 - total flux cleaned = 0.00202661 Jy ! Component: 2650 - total flux cleaned = 0.00203499 Jy ! Component: 2700 - total flux cleaned = 0.00208457 Jy ! Component: 2750 - total flux cleaned = 0.00210906 Jy ! Component: 2800 - total flux cleaned = 0.0021009 Jy ! Component: 2850 - total flux cleaned = 0.00212524 Jy ! Component: 2900 - total flux cleaned = 0.00215736 Jy ! Component: 2950 - total flux cleaned = 0.00217336 Jy ! Component: 3000 - total flux cleaned = 0.0021972 Jy ! Component: 3050 - total flux cleaned = 0.00222863 Jy ! Component: 3100 - total flux cleaned = 0.00222074 Jy ! Component: 3150 - total flux cleaned = 0.00223622 Jy ! Component: 3200 - total flux cleaned = 0.00225932 Jy ! Component: 3250 - total flux cleaned = 0.00228232 Jy ! Component: 3300 - total flux cleaned = 0.00228991 Jy ! Component: 3350 - total flux cleaned = 0.00230501 Jy ! Component: 3400 - total flux cleaned = 0.00233509 Jy ! Component: 3450 - total flux cleaned = 0.00234263 Jy ! Component: 3500 - total flux cleaned = 0.00237968 Jy ! Component: 3550 - total flux cleaned = 0.00237972 Jy ! Component: 3600 - total flux cleaned = 0.00240174 Jy ! Component: 3650 - total flux cleaned = 0.00242358 Jy ! Component: 3700 - total flux cleaned = 0.00246706 Jy ! Component: 3750 - total flux cleaned = 0.00245978 Jy ! Component: 3800 - total flux cleaned = 0.00245981 Jy ! Component: 3850 - total flux cleaned = 0.00248827 Jy ! Component: 3900 - total flux cleaned = 0.00248119 Jy ! Component: 3950 - total flux cleaned = 0.00248119 Jy ! Component: 4000 - total flux cleaned = 0.00248818 Jy ! Component: 4050 - total flux cleaned = 0.00250208 Jy ! Total flux subtracted in 4096 components = 0.0025229 Jy ! Clean residual min=-0.000354 max=0.000386 Jy/beam ! Clean residual mean=0.000001 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.217967 Jy keep ! Adding 296 model components to the UV plane model. ! The established model now contains 489 components and 0.217967 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /tmp/maps//J1949+2421_C_20180605_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.787 x 5.424 at -21.67 degrees (North through East) ! Clean map min=-0.0009547 max=0.12606 Jy/beam ! Writing clean map to FITS file: /tmp/maps//J1949+2421_C_20180605_map.fits wmodel /tmp/maps//J1949+2421_C_20180605_map.mod ! Writing 489 model components to file: /tmp/maps//J1949+2421_C_20180605_map.mod wobs /tmp/maps//J1949+2421_C_20180605_uvs.fits ! Writing UV FITS file: /tmp/maps//J1949+2421_C_20180605_uvs.fits wwins /tmp/maps//J1949+2421_C_20180605_map.win ! wwins: Wrote 4 windows to /tmp/maps//J1949+2421_C_20180605_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.126062 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000125533 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.298742 0.298742 0.597485 1.19497 2.38994 4.77988 9.55975 19.1195 38.239 76.478 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.126 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1004.21 quit ! Quitting program ! Log file /tmp/maps//J1949+2421_C_20180605_dfm.log closed on Wed Jul 4 23:38:45 2018