! Started logfile: .//J0902+6444_C_a_dfm.log on Tue Jun 5 09:38:02 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 .//J0902+6444_C_a_uvm.fits ! Reading UV FITS file: .//J0902+6444_C_a_uvm.fits ! AN table 1: 90 integrations on 45 of 45 possible baselines. ! AN table 2: 90 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0902+6444 ! ! 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 52560 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 J0902+6444_C] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.300x0.300 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.002986Jy sigma=26.025168 ! Fit after self-cal, rms=0.949825Jy sigma=24.628222 ! 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=1.208 mas, bmaj=3.576 mas, bpa=12.3 degrees ! Estimated noise=0.299222 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 = 0.0360984 Jy ! Component: 100 - total flux cleaned = 0.0455009 Jy ! Total flux subtracted in 100 components = 0.0455009 Jy ! Clean residual min=-0.002148 max=0.004228 Jy/beam ! Clean residual mean=0.000000 rms=0.000409 Jy/beam ! Combined flux in latest and established models = 0.0455009 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0455009 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=0.028871Jy sigma=0.690882 ! Fit after self-cal, rms=0.028376Jy sigma=0.678342 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0051261 Jy ! Component: 100 - total flux cleaned = 0.00802177 Jy ! Total flux subtracted in 100 components = 0.00802177 Jy ! Clean residual min=-0.001496 max=0.001622 Jy/beam ! Clean residual mean=-0.000000 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.0535227 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 10 components and 0.0535227 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=0.027005Jy sigma=0.640526 ! Fit after self-cal, rms=0.026985Jy sigma=0.640052 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00194884 Jy ! Component: 100 - total flux cleaned = 0.00275799 Jy ! Total flux subtracted in 100 components = 0.00275799 Jy ! Clean residual min=-0.001219 max=0.001174 Jy/beam ! Clean residual mean=-0.000000 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.0562807 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 14 components and 0.0562807 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=0.026790Jy sigma=0.635079 ! Fit after self-cal, rms=0.026787Jy sigma=0.635008 ! 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=1.671 mas, bmaj=4.12 mas, bpa=10.64 degrees ! Estimated noise=0.122357 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 (-1.8, 2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00146836 Jy ! Component: 100 - total flux cleaned = 0.00234997 Jy ! Component: 150 - total flux cleaned = 0.00282319 Jy ! Component: 200 - total flux cleaned = 0.00310096 Jy ! Total flux subtracted in 200 components = 0.00310096 Jy ! Clean residual min=-0.000953 max=0.000808 Jy/beam ! Clean residual mean=-0.000001 rms=0.000207 Jy/beam ! Combined flux in latest and established models = 0.0593816 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 38 components and 0.0593816 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=0.026697Jy sigma=0.632450 ! Fit after self-cal, rms=0.026686Jy sigma=0.632219 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.671 x 4.12 at 10.64 degrees (North through East) ! Clean map min=-0.00094118 max=0.050073 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.95 HN 0.98 KP 0.97 ! LA 1.04 MK 0.90 NL 1.03 OV 1.08 ! PT 0.95 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.96 HN 0.98 KP 0.93 ! LA 0.99 MK 0.96 NL 1.03 OV 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.95 HN 0.99 KP 0.99 ! LA 1.04 MK 0.96 NL 1.04 OV 1.00 ! PT 0.94 SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 0.93 HN 1.01 KP 0.90 ! LA 1.01 MK 1.00 NL 0.99 OV 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.96 HN 0.96 KP 0.96 ! LA 1.07 MK 0.93 NL 1.04 OV 1.04 ! PT 0.92 SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.90 HN 1.00 KP 0.94 ! LA 1.00 MK 1.01 NL 1.00 OV 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.93 HN 0.97 KP 0.96 ! LA 1.09 MK 0.95 NL 1.07 OV 1.16 ! PT 1.03 SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.97 HN 0.98 KP 0.94 ! LA 1.03 MK 0.96 NL 0.99 OV 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.96 HN 0.98 KP 0.96 ! LA 1.07 MK 0.99 NL 1.06 OV 1.02 ! PT 0.95 SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.96 HN 0.98 KP 0.93 ! LA 1.01 MK 1.00 NL 1.00 OV 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.95 HN 1.01 KP 0.99 ! LA 1.05 MK 0.94 NL 1.06 OV 1.03 ! PT 0.95 SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 0.95 HN 1.03 KP 0.95 ! LA 1.00 MK 0.99 NL 1.02 OV 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.96 HN 0.97 KP 0.97 ! LA 1.04 MK 1.01 NL 1.09 OV 1.03 ! PT 0.96 SC 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 0.92 HN 1.00 KP 0.95 ! LA 1.01 MK 0.95 NL 1.05 OV 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.95 HN 0.97 KP 0.97 ! LA 1.06 MK 0.97 NL 1.06 OV 1.04 ! PT 0.96 SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 0.94 HN 0.99 KP 0.92 ! LA 1.03 MK 0.99 NL 1.05 OV 0.97 ! ! ! Fit before self-cal, rms=0.026686Jy sigma=0.632219 ! Fit after self-cal, rms=0.026124Jy sigma=0.626420 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.664 mas, bmaj=4.109 mas, bpa=10.5 degrees ! Estimated noise=0.121617 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 = 0.00012423 Jy ! Component: 100 - total flux cleaned = 0.000122719 Jy ! Component: 150 - total flux cleaned = 7.20527e-05 Jy ! Component: 200 - total flux cleaned = 3.84767e-05 Jy ! Total flux subtracted in 200 components = 3.84767e-05 Jy ! Clean residual min=-0.000433 max=0.000392 Jy/beam ! Clean residual mean=-0.000000 rms=0.000106 Jy/beam ! Combined flux in latest and established models = 0.0594201 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 52 components and 0.0594201 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=0.026113Jy sigma=0.626143 ! Fit after self-cal, rms=0.026111Jy sigma=0.626036 ! 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=0.026111Jy sigma=0.626036 ! Fit after self-cal, rms=0.026096Jy sigma=0.626011 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.662 mas, bmaj=4.108 mas, bpa=10.51 degrees ! Estimated noise=0.121629 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.81887e-05 Jy ! Component: 100 - total flux cleaned = 1.26013e-05 Jy ! Component: 150 - total flux cleaned = -1.60256e-05 Jy ! Component: 200 - total flux cleaned = -4.78064e-05 Jy ! Total flux subtracted in 200 components = -4.78064e-05 Jy ! Clean residual min=-0.000434 max=0.000383 Jy/beam ! Clean residual mean=-0.000000 rms=0.000103 Jy/beam ! Combined flux in latest and established models = 0.0593723 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 57 components and 0.0593723 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=0.026091Jy sigma=0.625876 ! Fit after self-cal, rms=0.026090Jy sigma=0.625857 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 = -1.23528e-05 Jy ! Component: 100 - total flux cleaned = -2.89857e-05 Jy ! Component: 150 - total flux cleaned = -5.42844e-05 Jy ! Component: 200 - total flux cleaned = -7.27591e-05 Jy ! Total flux subtracted in 200 components = -7.27591e-05 Jy ! Clean residual min=-0.000438 max=0.000379 Jy/beam ! Clean residual mean=-0.000000 rms=0.000102 Jy/beam ! Combined flux in latest and established models = 0.0592995 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 62 components and 0.0592995 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=0.026088Jy sigma=0.625799 ! Fit after self-cal, rms=0.026087Jy sigma=0.625791 ! 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=0.026087Jy sigma=0.625791 ! Fit after self-cal, rms=0.026074Jy sigma=0.625764 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.66 mas, bmaj=4.107 mas, bpa=10.52 degrees ! Estimated noise=0.121636 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.69627e-06 Jy ! Component: 100 - total flux cleaned = -2.41768e-05 Jy ! Component: 150 - total flux cleaned = -4.26337e-05 Jy ! Component: 200 - total flux cleaned = -5.95636e-05 Jy ! Total flux subtracted in 200 components = -5.95636e-05 Jy ! Clean residual min=-0.000439 max=0.000379 Jy/beam ! Clean residual mean=-0.000000 rms=0.000100 Jy/beam ! Combined flux in latest and established models = 0.05924 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 66 components and 0.05924 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=0.026072Jy sigma=0.625713 ! Fit after self-cal, rms=0.026072Jy sigma=0.625706 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 = -1.55267e-05 Jy ! Component: 100 - total flux cleaned = -2.74083e-05 Jy ! Component: 150 - total flux cleaned = -3.85118e-05 Jy ! Component: 200 - total flux cleaned = -4.56845e-05 Jy ! Total flux subtracted in 200 components = -4.56845e-05 Jy ! Clean residual min=-0.000438 max=0.000377 Jy/beam ! Clean residual mean=-0.000000 rms=0.000100 Jy/beam ! Combined flux in latest and established models = 0.0591943 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 72 components and 0.0591943 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=0.026071Jy sigma=0.625681 ! Fit after self-cal, rms=0.026071Jy sigma=0.625677 ! 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=0.026071Jy sigma=0.625677 ! Fit after self-cal, rms=0.026063Jy sigma=0.625663 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.48 mas, bmaj=5.173 mas, bpa=4.89 degrees ! Estimated noise=0.153832 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.68494e-06 Jy ! Component: 100 - total flux cleaned = -5.78463e-06 Jy ! Component: 150 - total flux cleaned = -1.67993e-05 Jy ! Component: 200 - total flux cleaned = -2.62219e-05 Jy ! Total flux subtracted in 200 components = -2.62219e-05 Jy ! Clean residual min=-0.000540 max=0.000490 Jy/beam ! Clean residual mean=-0.000001 rms=0.000141 Jy/beam ! Combined flux in latest and established models = 0.0591681 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 84 components and 0.0591681 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=0.026062Jy sigma=0.625649 ! Fit after self-cal, rms=0.026062Jy sigma=0.625646 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 = -1.38716e-05 Jy ! Component: 100 - total flux cleaned = -1.63018e-05 Jy ! Component: 150 - total flux cleaned = -2.06309e-05 Jy ! Component: 200 - total flux cleaned = -2.65535e-05 Jy ! Total flux subtracted in 200 components = -2.65535e-05 Jy ! Clean residual min=-0.000538 max=0.000488 Jy/beam ! Clean residual mean=-0.000001 rms=0.000141 Jy/beam ! Combined flux in latest and established models = 0.0591415 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 94 components and 0.0591415 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=0.026062Jy sigma=0.625642 ! Fit after self-cal, rms=0.026062Jy sigma=0.625639 ! 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=1.658 mas, bmaj=4.106 mas, bpa=10.53 degrees ! Estimated noise=0.121644 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.658 x 4.106 at 10.53 degrees (North through East) ! Clean map min=-0.00040995 max=0.04996 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=1.199 mas, bmaj=3.563 mas, bpa=12.27 degrees ! Estimated noise=0.294739 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0357071 Jy ! Component: 100 - total flux cleaned = 0.0454805 Jy ! Component: 150 - total flux cleaned = 0.0506467 Jy ! Component: 200 - total flux cleaned = 0.0536167 Jy ! Total flux subtracted in 200 components = 0.0536167 Jy ! Clean residual min=-0.001010 max=0.001525 Jy/beam ! Clean residual mean=-0.000000 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.0536167 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0536167 Jy ! Inverting map and beam ! Estimated beam: bmin=1.658 mas, bmaj=4.106 mas, bpa=10.53 degrees ! Estimated noise=0.121644 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 = 0.00280048 Jy ! Component: 100 - total flux cleaned = 0.00408948 Jy ! Component: 150 - total flux cleaned = 0.00476726 Jy ! Component: 200 - total flux cleaned = 0.00506511 Jy ! Total flux subtracted in 200 components = 0.00506511 Jy ! Clean residual min=-0.000478 max=0.000450 Jy/beam ! Clean residual mean=-0.000000 rms=0.000110 Jy/beam ! Combined flux in latest and established models = 0.0586818 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 35 components and 0.0586818 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=3.48 mas, bmaj=5.173 mas, bpa=4.89 degrees ! Estimated noise=0.153832 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0002557 Jy ! Component: 100 - total flux cleaned = 0.000315849 Jy ! Component: 150 - total flux cleaned = 0.000385844 Jy ! Component: 200 - total flux cleaned = 0.000425897 Jy ! Total flux subtracted in 200 components = 0.000425897 Jy ! Clean residual min=-0.000540 max=0.000493 Jy/beam ! Clean residual mean=-0.000001 rms=0.000143 Jy/beam ! Combined flux in latest and established models = 0.0591077 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 = 3.63743e-05 Jy ! Component: 100 - total flux cleaned = 3.68527e-05 Jy ! Component: 150 - total flux cleaned = 2.92815e-05 Jy ! Component: 200 - total flux cleaned = 1.90634e-05 Jy ! Total flux subtracted in 200 components = 1.90634e-05 Jy ! Clean residual min=-0.000526 max=0.000488 Jy/beam ! Clean residual mean=-0.000001 rms=0.000142 Jy/beam ! Combined flux in latest and established models = 0.0591267 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 65 components and 0.0591267 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.658 mas, bmaj=4.106 mas, bpa=10.53 degrees ! Estimated noise=0.121644 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000162307 Jy ! Component: 100 - total flux cleaned = 0.000135452 Jy ! Component: 150 - total flux cleaned = 0.000111221 Jy ! Component: 200 - total flux cleaned = 8.30238e-05 Jy ! Total flux subtracted in 200 components = 8.30238e-05 Jy ! Clean residual min=-0.000411 max=0.000379 Jy/beam ! Clean residual mean=-0.000000 rms=0.000101 Jy/beam ! Combined flux in latest and established models = 0.0592097 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 76 components and 0.0592097 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=0.026067Jy sigma=0.625769 ! Fit after self-cal, rms=0.026066Jy sigma=0.625731 wmodel J0902+6444_C_map.mod ! Writing 76 model components to file: J0902+6444_C_map.mod wobs J0902+6444_C_uvs.fits ! Writing UV FITS file: J0902+6444_C_uvs.fits wwins J0902+6444_C_map.win ! wwins: Wrote 2 windows to J0902+6444_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 = -9.81909e-05 Jy ! Component: 100 - total flux cleaned = -0.000132776 Jy ! Component: 150 - total flux cleaned = -0.000132734 Jy ! Component: 200 - total flux cleaned = -0.000138893 Jy ! Component: 250 - total flux cleaned = -0.000115091 Jy ! Component: 300 - total flux cleaned = -0.000120935 Jy ! Component: 350 - total flux cleaned = -0.000103777 Jy ! Component: 400 - total flux cleaned = -9.8131e-05 Jy ! Component: 450 - total flux cleaned = -9.26545e-05 Jy ! Component: 500 - total flux cleaned = -8.72881e-05 Jy ! Component: 550 - total flux cleaned = -8.20839e-05 Jy ! Component: 600 - total flux cleaned = -6.14716e-05 Jy ! Component: 650 - total flux cleaned = -5.64302e-05 Jy ! Component: 700 - total flux cleaned = -3.63959e-05 Jy ! Component: 750 - total flux cleaned = -4.63665e-05 Jy ! Component: 800 - total flux cleaned = -3.65401e-05 Jy ! Component: 850 - total flux cleaned = -1.24596e-05 Jy ! Component: 900 - total flux cleaned = -1.24664e-05 Jy ! Component: 950 - total flux cleaned = 1.57592e-06 Jy ! Component: 1000 - total flux cleaned = 1.54858e-06 Jy ! Component: 1050 - total flux cleaned = 1.53477e-05 Jy ! Component: 1100 - total flux cleaned = 1.53954e-05 Jy ! Component: 1150 - total flux cleaned = 2.44026e-05 Jy ! Component: 1200 - total flux cleaned = 5.09864e-05 Jy ! Component: 1250 - total flux cleaned = 5.54118e-05 Jy ! Component: 1300 - total flux cleaned = 7.28149e-05 Jy ! Component: 1350 - total flux cleaned = 7.27827e-05 Jy ! Component: 1400 - total flux cleaned = 8.55792e-05 Jy ! Component: 1450 - total flux cleaned = 8.55435e-05 Jy ! Component: 1500 - total flux cleaned = 9.39139e-05 Jy ! Component: 1550 - total flux cleaned = 0.000131206 Jy ! Component: 1600 - total flux cleaned = 0.000114703 Jy ! Component: 1650 - total flux cleaned = 0.000118756 Jy ! Component: 1700 - total flux cleaned = 0.000106661 Jy ! Component: 1750 - total flux cleaned = 0.000126763 Jy ! Component: 1800 - total flux cleaned = 0.000130755 Jy ! Component: 1850 - total flux cleaned = 0.000126758 Jy ! Component: 1900 - total flux cleaned = 0.000138553 Jy ! Component: 1950 - total flux cleaned = 0.000122998 Jy ! Component: 2000 - total flux cleaned = 0.000150064 Jy ! Component: 2050 - total flux cleaned = 0.000161583 Jy ! Component: 2100 - total flux cleaned = 0.000157755 Jy ! Component: 2150 - total flux cleaned = 0.0001653 Jy ! Component: 2200 - total flux cleaned = 0.000150272 Jy ! Component: 2250 - total flux cleaned = 0.000168889 Jy ! Component: 2300 - total flux cleaned = 0.000161519 Jy ! Component: 2350 - total flux cleaned = 0.000161464 Jy ! Component: 2400 - total flux cleaned = 0.000165051 Jy ! Component: 2450 - total flux cleaned = 0.000150501 Jy ! Component: 2500 - total flux cleaned = 0.0001577 Jy ! Component: 2550 - total flux cleaned = 0.000146897 Jy ! Component: 2600 - total flux cleaned = 0.000143306 Jy ! Component: 2650 - total flux cleaned = 0.000139745 Jy ! Component: 2700 - total flux cleaned = 0.000132673 Jy ! Component: 2750 - total flux cleaned = 0.000111599 Jy ! Component: 2800 - total flux cleaned = 0.000129049 Jy ! Component: 2850 - total flux cleaned = 0.000129038 Jy ! Component: 2900 - total flux cleaned = 0.000111765 Jy ! Component: 2950 - total flux cleaned = 9.80117e-05 Jy ! Component: 3000 - total flux cleaned = 0.000101451 Jy ! Component: 3050 - total flux cleaned = 9.46139e-05 Jy ! Component: 3100 - total flux cleaned = 9.12507e-05 Jy ! Component: 3150 - total flux cleaned = 8.11514e-05 Jy ! Component: 3200 - total flux cleaned = 7.44508e-05 Jy ! Component: 3250 - total flux cleaned = 8.11086e-05 Jy ! Component: 3300 - total flux cleaned = 6.11795e-05 Jy ! Component: 3350 - total flux cleaned = 5.45992e-05 Jy ! Component: 3400 - total flux cleaned = 4.80599e-05 Jy ! Component: 3450 - total flux cleaned = 4.48027e-05 Jy ! Component: 3500 - total flux cleaned = 3.50484e-05 Jy ! Component: 3550 - total flux cleaned = 3.83079e-05 Jy ! Component: 3600 - total flux cleaned = 2.54084e-05 Jy ! Component: 3650 - total flux cleaned = 2.8601e-05 Jy ! Component: 3700 - total flux cleaned = 1.26293e-05 Jy ! Component: 3750 - total flux cleaned = -5.41082e-08 Jy ! Component: 3800 - total flux cleaned = 1.26228e-05 Jy ! Component: 3850 - total flux cleaned = 9.46546e-06 Jy ! Component: 3900 - total flux cleaned = -3.06262e-06 Jy ! Component: 3950 - total flux cleaned = -1.55655e-05 Jy ! Component: 4000 - total flux cleaned = -9.36191e-06 Jy ! Component: 4050 - total flux cleaned = -9.3719e-06 Jy ! Total flux subtracted in 4096 components = -9.37302e-06 Jy ! Clean residual min=-0.000161 max=0.000178 Jy/beam ! Clean residual mean=-0.000000 rms=0.000057 Jy/beam ! Combined flux in latest and established models = 0.0592004 Jy keep ! Adding 343 model components to the UV plane model. ! The established model now contains 419 components and 0.0592004 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J0902+6444_C_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.658 x 4.106 at 10.53 degrees (North through East) ! Clean map min=-0.00029201 max=0.049956 Jy/beam ! Writing clean map to FITS file: .//J0902+6444_C_a_map.fits wmodel .//J0902+6444_C_a_map.mod ! Writing 419 model components to file: .//J0902+6444_C_a_map.mod wobs .//J0902+6444_C_a_uvs.fits ! Writing UV FITS file: .//J0902+6444_C_a_uvs.fits wwins .//J0902+6444_C_a_map.win ! wwins: Wrote 3 windows to .//J0902+6444_C_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0499561 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 5.72393e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.343738 0.343738 0.687475 1.37495 2.7499 5.4998 10.9996 21.9992 43.9984 87.9968 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.049 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 872.758 quit ! Quitting program ! Log file .//J0902+6444_C_a_dfm.log closed on Tue Jun 5 09:38:07 2018