! Started logfile: .//J1812-2836_C_20180530_dfm.log on Sun Jul 8 13:45:54 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 .//J1812-2836_C_20180530_uva.fits ! Reading UV FITS file: .//J1812-2836_C_20180530_uva.fits ! AN table 1: 22 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.981818 visibilities/baseline/integration-bin. ! Found source: J1812-2836 ! ! 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 7776 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 J1812-2836_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=1.023358Jy sigma=18.424730 ! Fit after self-cal, rms=0.857457Jy sigma=15.181086 ! 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=1.174 mas, bmaj=3.337 mas, bpa=-1.043 degrees ! Estimated noise=0.669944 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 = 0.102729 Jy ! Component: 100 - total flux cleaned = 0.145153 Jy ! Total flux subtracted in 100 components = 0.145153 Jy ! Clean residual min=-0.009071 max=0.022246 Jy/beam ! Clean residual mean=0.000019 rms=0.002964 Jy/beam ! Combined flux in latest and established models = 0.145153 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.145153 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=0.086139Jy sigma=1.527361 ! Fit after self-cal, rms=0.085821Jy sigma=1.522695 ! Inverting map ! Added new window around map position (-2.1, -3.3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0259417 Jy ! Component: 100 - total flux cleaned = 0.0439532 Jy ! Total flux subtracted in 100 components = 0.0439532 Jy ! Clean residual min=-0.006304 max=0.016110 Jy/beam ! Clean residual mean=0.000012 rms=0.002029 Jy/beam ! Combined flux in latest and established models = 0.189106 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 33 components and 0.189106 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=0.070126Jy sigma=1.160702 ! Fit after self-cal, rms=0.069582Jy sigma=1.150280 ! Inverting map ! Added new window around map position (2.7, 3.9). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0164793 Jy ! Component: 100 - total flux cleaned = 0.0281558 Jy ! Total flux subtracted in 100 components = 0.0281558 Jy ! Clean residual min=-0.005444 max=0.007569 Jy/beam ! Clean residual mean=0.000008 rms=0.001480 Jy/beam ! Combined flux in latest and established models = 0.217262 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 47 components and 0.217262 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=0.062305Jy sigma=0.971893 ! Fit after self-cal, rms=0.062269Jy sigma=0.971416 ! 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=1.529 mas, bmaj=4.16 mas, bpa=-0.4892 degrees ! Estimated noise=0.466745 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 = 0.0172017 Jy ! Component: 100 - total flux cleaned = 0.0278214 Jy ! Component: 150 - total flux cleaned = 0.0348771 Jy ! Component: 200 - total flux cleaned = 0.0397144 Jy ! Total flux subtracted in 200 components = 0.0397144 Jy ! Clean residual min=-0.004984 max=0.005610 Jy/beam ! Clean residual mean=0.000002 rms=0.001334 Jy/beam ! Combined flux in latest and established models = 0.256976 Jy ! Performing phase self-cal ! Adding 62 model components to the UV plane model. ! The established model now contains 101 components and 0.256976 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=0.057973Jy sigma=0.839680 ! Fit after self-cal, rms=0.057949Jy sigma=0.839430 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.529 x 4.16 at -0.4892 degrees (North through East) ! Clean map min=-0.0049532 max=0.12451 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.93 HN 1.19 KP 0.92 ! LA 1.02 MK 0.93 NL 0.96 OV 0.96 ! PT 0.94 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.90 HN 1.16 KP 0.92 ! LA 1.02 MK 1.04 NL 0.99 OV 0.98 ! PT 0.94 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.94 HN 1.22 KP 0.93 ! LA 1.03 MK 1.12 NL 1.04 OV 0.97 ! PT 1.00 SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.93 HN 1.04 KP 0.92 ! LA 1.05 MK 1.07 NL 1.04 OV 0.96 ! PT 0.95 SC 1.06 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.94 HN 1.16 KP 0.95 ! LA 1.02 MK 1.15 NL 1.13 OV 1.00 ! PT 0.95 SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.96 HN 1.17 KP 0.94 ! LA 1.06 MK 0.95 NL 1.15 OV 1.03 ! PT 0.94 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.96 HN 1.21 KP 0.94 ! LA 1.06 MK 0.98 NL 1.12 OV 0.99 ! PT 0.94 SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 0.93 HN 1.18 KP 0.94 ! LA 1.04 MK 1.12 NL 1.19 OV 1.00 ! PT 0.97 SC 1.00 ! ! ! Fit before self-cal, rms=0.057949Jy sigma=0.839430 ! Fit after self-cal, rms=0.059765Jy sigma=0.780951 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.549 mas, bmaj=4.194 mas, bpa=0.07037 degrees ! Estimated noise=0.472627 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 = -0.0027183 Jy ! Component: 100 - total flux cleaned = -0.00302838 Jy ! Component: 150 - total flux cleaned = -0.00328574 Jy ! Component: 200 - total flux cleaned = -0.00339715 Jy ! Total flux subtracted in 200 components = -0.00339715 Jy ! Clean residual min=-0.002354 max=0.002660 Jy/beam ! Clean residual mean=-0.000001 rms=0.000607 Jy/beam ! Combined flux in latest and established models = 0.253579 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 109 components and 0.253579 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=0.059498Jy sigma=0.777810 ! Fit after self-cal, rms=0.059562Jy sigma=0.777630 ! 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=0.059562Jy sigma=0.777630 ! Fit after self-cal, rms=0.060546Jy sigma=0.776594 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.556 mas, bmaj=4.204 mas, bpa=0.4666 degrees ! Estimated noise=0.475142 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00208575 Jy ! Component: 100 - total flux cleaned = -0.00231846 Jy ! Component: 150 - total flux cleaned = -0.00246622 Jy ! Component: 200 - total flux cleaned = -0.00255352 Jy ! Total flux subtracted in 200 components = -0.00255352 Jy ! Clean residual min=-0.002080 max=0.002414 Jy/beam ! Clean residual mean=-0.000001 rms=0.000570 Jy/beam ! Combined flux in latest and established models = 0.251026 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 111 components and 0.251026 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=0.060381Jy sigma=0.774891 ! Fit after self-cal, rms=0.060397Jy sigma=0.774862 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 (1.2, -6.9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0016382 Jy ! Component: 100 - total flux cleaned = 0.00154718 Jy ! Component: 150 - total flux cleaned = 0.001438 Jy ! Component: 200 - total flux cleaned = 0.00137305 Jy ! Total flux subtracted in 200 components = 0.00137305 Jy ! Clean residual min=-0.002161 max=0.002373 Jy/beam ! Clean residual mean=-0.000000 rms=0.000546 Jy/beam ! Combined flux in latest and established models = 0.252399 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 127 components and 0.252399 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=0.060275Jy sigma=0.773366 ! Fit after self-cal, rms=0.060263Jy sigma=0.773143 ! 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=0.060263Jy sigma=0.773143 ! Fit after self-cal, rms=0.061026Jy sigma=0.767027 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.557 mas, bmaj=4.199 mas, bpa=0.7097 degrees ! Estimated noise=0.477437 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000449246 Jy ! Component: 100 - total flux cleaned = -0.000610413 Jy ! Component: 150 - total flux cleaned = -0.000655246 Jy ! Component: 200 - total flux cleaned = -0.000654924 Jy ! Total flux subtracted in 200 components = -0.000654924 Jy ! Clean residual min=-0.002088 max=0.002055 Jy/beam ! Clean residual mean=-0.000001 rms=0.000481 Jy/beam ! Combined flux in latest and established models = 0.251744 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 133 components and 0.251744 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=0.060902Jy sigma=0.765767 ! Fit after self-cal, rms=0.060917Jy sigma=0.765682 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 = 0.000130434 Jy ! Component: 100 - total flux cleaned = 4.72591e-05 Jy ! Component: 150 - total flux cleaned = 2.22433e-05 Jy ! Component: 200 - total flux cleaned = 2.31848e-05 Jy ! Total flux subtracted in 200 components = 2.31848e-05 Jy ! Clean residual min=-0.002096 max=0.002054 Jy/beam ! Clean residual mean=-0.000001 rms=0.000477 Jy/beam ! Combined flux in latest and established models = 0.251767 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 140 components and 0.251767 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=0.060881Jy sigma=0.765348 ! Fit after self-cal, rms=0.060880Jy sigma=0.765324 ! 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=0.060880Jy sigma=0.765324 ! Fit after self-cal, rms=0.061508Jy sigma=0.763217 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.05 mas, bmaj=10.77 mas, bpa=5.376 degrees ! Estimated noise=0.581417 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000642288 Jy ! Component: 100 - total flux cleaned = -0.000698778 Jy ! Component: 150 - total flux cleaned = -0.000678213 Jy ! Component: 200 - total flux cleaned = -0.00065873 Jy ! Total flux subtracted in 200 components = -0.00065873 Jy ! Clean residual min=-0.001535 max=0.001972 Jy/beam ! Clean residual mean=-0.000004 rms=0.000483 Jy/beam ! Combined flux in latest and established models = 0.251108 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 146 components and 0.251108 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=0.061462Jy sigma=0.763075 ! Fit after self-cal, rms=0.061472Jy sigma=0.763027 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 = 0.000101942 Jy ! Component: 100 - total flux cleaned = 0.000118456 Jy ! Component: 150 - total flux cleaned = 0.000134636 Jy ! Component: 200 - total flux cleaned = 0.000163696 Jy ! Total flux subtracted in 200 components = 0.000163696 Jy ! Clean residual min=-0.001533 max=0.001996 Jy/beam ! Clean residual mean=-0.000004 rms=0.000483 Jy/beam ! Combined flux in latest and established models = 0.251272 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 151 components and 0.251272 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=0.061458Jy sigma=0.763054 ! Fit after self-cal, rms=0.061457Jy sigma=0.763044 ! 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=1.559 mas, bmaj=4.2 mas, bpa=0.9324 degrees ! Estimated noise=0.478343 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.559 x 4.2 at 0.9324 degrees (North through East) ! Clean map min=-0.0018567 max=0.12874 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=1.189 mas, bmaj=3.343 mas, bpa=0.5637 degrees ! Estimated noise=0.703258 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.106246 Jy ! Component: 100 - total flux cleaned = 0.149561 Jy ! Component: 150 - total flux cleaned = 0.175362 Jy ! Component: 200 - total flux cleaned = 0.193668 Jy ! Total flux subtracted in 200 components = 0.193668 Jy ! Clean residual min=-0.006373 max=0.012096 Jy/beam ! Clean residual mean=0.000010 rms=0.001626 Jy/beam ! Combined flux in latest and established models = 0.193668 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 32 model components to the UV plane model. ! The established model now contains 32 components and 0.193668 Jy ! Inverting map and beam ! Estimated beam: bmin=1.559 mas, bmaj=4.2 mas, bpa=0.9324 degrees ! Estimated noise=0.478343 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 = 0.0229382 Jy ! Component: 100 - total flux cleaned = 0.035548 Jy ! Component: 150 - total flux cleaned = 0.0431558 Jy ! Component: 200 - total flux cleaned = 0.0479909 Jy ! Total flux subtracted in 200 components = 0.0479909 Jy ! Clean residual min=-0.002384 max=0.002864 Jy/beam ! Clean residual mean=-0.000003 rms=0.000657 Jy/beam ! Combined flux in latest and established models = 0.241659 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 56 components and 0.241659 Jy ! Inverting map ! Added new window around map position (-3.3, -8.1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00326494 Jy ! Component: 100 - total flux cleaned = 0.00552004 Jy ! Component: 150 - total flux cleaned = 0.00717165 Jy ! Component: 200 - total flux cleaned = 0.00842361 Jy ! Total flux subtracted in 200 components = 0.00842361 Jy ! Clean residual min=-0.002067 max=0.001921 Jy/beam ! Clean residual mean=-0.000002 rms=0.000460 Jy/beam ! Combined flux in latest and established models = 0.250082 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 85 components and 0.250082 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=4.05 mas, bmaj=10.77 mas, bpa=5.376 degrees ! Estimated noise=0.581417 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00125364 Jy ! Component: 100 - total flux cleaned = 0.00201756 Jy ! Component: 150 - total flux cleaned = 0.00242307 Jy ! Component: 200 - total flux cleaned = 0.00250096 Jy ! Total flux subtracted in 200 components = 0.00250096 Jy ! Clean residual min=-0.001410 max=0.001958 Jy/beam ! Clean residual mean=-0.000003 rms=0.000470 Jy/beam ! Combined flux in latest and established models = 0.252583 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 = 4.16876e-05 Jy ! Component: 100 - total flux cleaned = 9.26863e-05 Jy ! Component: 150 - total flux cleaned = 0.000128127 Jy ! Component: 200 - total flux cleaned = 0.000160867 Jy ! Total flux subtracted in 200 components = 0.000160867 Jy ! Clean residual min=-0.001371 max=0.001940 Jy/beam ! Clean residual mean=-0.000003 rms=0.000466 Jy/beam ! Combined flux in latest and established models = 0.252744 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 110 components and 0.252744 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.559 mas, bmaj=4.2 mas, bpa=0.9324 degrees ! Estimated noise=0.478343 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.35954e-05 Jy ! Component: 100 - total flux cleaned = -0.000167733 Jy ! Component: 150 - total flux cleaned = -0.00016711 Jy ! Component: 200 - total flux cleaned = -0.000167886 Jy ! Total flux subtracted in 200 components = -0.000167886 Jy ! Clean residual min=-0.002111 max=0.001785 Jy/beam ! Clean residual mean=-0.000001 rms=0.000439 Jy/beam ! Combined flux in latest and established models = 0.252576 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 122 components and 0.252576 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=0.061430Jy sigma=0.763233 ! Fit after self-cal, rms=0.061433Jy sigma=0.763035 wmodel J1812-2836_C_map.mod ! Writing 122 model components to file: J1812-2836_C_map.mod wobs J1812-2836_C_uvs.fits ! Writing UV FITS file: J1812-2836_C_uvs.fits wwins J1812-2836_C_map.win ! wwins: Wrote 5 windows to J1812-2836_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 = -0.000111326 Jy ! Component: 100 - total flux cleaned = 4.6628e-05 Jy ! Component: 150 - total flux cleaned = 0.000196633 Jy ! Component: 200 - total flux cleaned = 0.000196825 Jy ! Component: 250 - total flux cleaned = 0.000196692 Jy ! Component: 300 - total flux cleaned = 6.1014e-05 Jy ! Component: 350 - total flux cleaned = 8.83491e-05 Jy ! Component: 400 - total flux cleaned = 0.000166375 Jy ! Component: 450 - total flux cleaned = 0.000191878 Jy ! Component: 500 - total flux cleaned = 0.000341751 Jy ! Component: 550 - total flux cleaned = 0.000415058 Jy ! Component: 600 - total flux cleaned = 0.000487362 Jy ! Component: 650 - total flux cleaned = 0.000487346 Jy ! Component: 700 - total flux cleaned = 0.000604661 Jy ! Component: 750 - total flux cleaned = 0.000697118 Jy ! Component: 800 - total flux cleaned = 0.000856611 Jy ! Component: 850 - total flux cleaned = 0.000923592 Jy ! Component: 900 - total flux cleaned = 0.00101275 Jy ! Component: 950 - total flux cleaned = 0.00112252 Jy ! Component: 1000 - total flux cleaned = 0.00125255 Jy ! Component: 1050 - total flux cleaned = 0.00131689 Jy ! Component: 1100 - total flux cleaned = 0.00133812 Jy ! Component: 1150 - total flux cleaned = 0.00144328 Jy ! Component: 1200 - total flux cleaned = 0.00150533 Jy ! Component: 1250 - total flux cleaned = 0.00152598 Jy ! Component: 1300 - total flux cleaned = 0.00156679 Jy ! Component: 1350 - total flux cleaned = 0.00156679 Jy ! Component: 1400 - total flux cleaned = 0.00162703 Jy ! Component: 1450 - total flux cleaned = 0.00164689 Jy ! Component: 1500 - total flux cleaned = 0.00164663 Jy ! Component: 1550 - total flux cleaned = 0.00158817 Jy ! Component: 1600 - total flux cleaned = 0.00158812 Jy ! Component: 1650 - total flux cleaned = 0.00160738 Jy ! Component: 1700 - total flux cleaned = 0.00158841 Jy ! Component: 1750 - total flux cleaned = 0.00158835 Jy ! Component: 1800 - total flux cleaned = 0.0016068 Jy ! Component: 1850 - total flux cleaned = 0.0015881 Jy ! Component: 1900 - total flux cleaned = 0.00160595 Jy ! Component: 1950 - total flux cleaned = 0.00155102 Jy ! Component: 2000 - total flux cleaned = 0.00153281 Jy ! Component: 2050 - total flux cleaned = 0.00155089 Jy ! Component: 2100 - total flux cleaned = 0.00155073 Jy ! Component: 2150 - total flux cleaned = 0.00151534 Jy ! Component: 2200 - total flux cleaned = 0.00155046 Jy ! Component: 2250 - total flux cleaned = 0.00153293 Jy ! Component: 2300 - total flux cleaned = 0.0014811 Jy ! Component: 2350 - total flux cleaned = 0.0014984 Jy ! Component: 2400 - total flux cleaned = 0.00141308 Jy ! Component: 2450 - total flux cleaned = 0.00144692 Jy ! Component: 2500 - total flux cleaned = 0.00131254 Jy ! Component: 2550 - total flux cleaned = 0.00126272 Jy ! Component: 2600 - total flux cleaned = 0.00124602 Jy ! Component: 2650 - total flux cleaned = 0.00122949 Jy ! Component: 2700 - total flux cleaned = 0.00118036 Jy ! Component: 2750 - total flux cleaned = 0.00113161 Jy ! Component: 2800 - total flux cleaned = 0.00117999 Jy ! Component: 2850 - total flux cleaned = 0.00105142 Jy ! Component: 2900 - total flux cleaned = 0.00103553 Jy ! Component: 2950 - total flux cleaned = 0.000940375 Jy ! Component: 3000 - total flux cleaned = 0.000924645 Jy ! Component: 3050 - total flux cleaned = 0.000862067 Jy ! Component: 3100 - total flux cleaned = 0.000893184 Jy ! Component: 3150 - total flux cleaned = 0.000846749 Jy ! Component: 3200 - total flux cleaned = 0.000785324 Jy ! Component: 3250 - total flux cleaned = 0.000815953 Jy ! Component: 3300 - total flux cleaned = 0.00073998 Jy ! Component: 3350 - total flux cleaned = 0.000664456 Jy ! Component: 3400 - total flux cleaned = 0.000694616 Jy ! Component: 3450 - total flux cleaned = 0.000724434 Jy ! Component: 3500 - total flux cleaned = 0.000664975 Jy ! Component: 3550 - total flux cleaned = 0.000605879 Jy ! Component: 3600 - total flux cleaned = 0.000561549 Jy ! Component: 3650 - total flux cleaned = 0.000503028 Jy ! Component: 3700 - total flux cleaned = 0.000459275 Jy ! Component: 3750 - total flux cleaned = 0.000415812 Jy ! Component: 3800 - total flux cleaned = 0.000314966 Jy ! Component: 3850 - total flux cleaned = 0.00030058 Jy ! Component: 3900 - total flux cleaned = 0.000200713 Jy ! Component: 3950 - total flux cleaned = 0.000186563 Jy ! Component: 4000 - total flux cleaned = 8.76437e-05 Jy ! Component: 4050 - total flux cleaned = 8.7638e-05 Jy ! Total flux subtracted in 4096 components = 1.74752e-05 Jy ! Clean residual min=-0.000727 max=0.000838 Jy/beam ! Clean residual mean=-0.000001 rms=0.000254 Jy/beam ! Combined flux in latest and established models = 0.252594 Jy keep ! Adding 265 model components to the UV plane model. ! The established model now contains 387 components and 0.252594 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1812-2836_C_20180530_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.559 x 4.2 at 0.9324 degrees (North through East) ! Clean map min=-0.001976 max=0.13268 Jy/beam ! Writing clean map to FITS file: .//J1812-2836_C_20180530_map.fits wmodel .//J1812-2836_C_20180530_map.mod ! Writing 387 model components to file: .//J1812-2836_C_20180530_map.mod wobs .//J1812-2836_C_20180530_uvs.fits ! Writing UV FITS file: .//J1812-2836_C_20180530_uvs.fits wwins .//J1812-2836_C_20180530_map.win ! wwins: Wrote 6 windows to .//J1812-2836_C_20180530_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.132683 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000253827 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.573911 0.573911 1.14782 2.29564 4.59129 9.18257 18.3651 36.7303 73.4606 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.132 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 522.729 quit ! Quitting program ! Log file .//J1812-2836_C_20180530_dfm.log closed on Sun Jul 8 13:45:58 2018