! Started logfile: /scr/pima/rv102_uvs/J0837+2454_S_dfm.log on Sat Nov 9 09:32:43 2019 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.23299 obs /scr/pima/rv102_uvs/J0837+2454_S_uva.fits ! Reading UV FITS file: /scr/pima/rv102_uvs/J0837+2454_S_uva.fits ! AN table 1: 5 integrations on 6 of 6 possible baselines. ! AN table 2: 17 integrations on 3 of 3 possible baselines. ! AN table 3: 4 integrations on 21 of 21 possible baselines. ! AN table 4: 7 integrations on 6 of 6 possible baselines. ! AN table 5: 29 integrations on 36 of 36 possible baselines. ! AN table 6: 29 integrations on 45 of 45 possible baselines. ! AN table 7: 22 integrations on 1 of 1 possible baselines. ! Apparent sampling: 0.426299 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0837+2454 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.23299e+09 8e+06 1 8e+06 ! 02 2 2.26299e+09 8e+06 1 8e+06 ! 03 3 2.35299e+09 8e+06 1 8e+06 ! 04 4 2.37299e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 79 lines of history. ! ! Reading 4396 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 4 channels. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.5 print "taper_size =", taper_size ! taper_size = 20 ![@/opt64/bin/pima_mupet_01.dfm J0837+2454_S] 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 0.500x0.500 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 4 telescope corrections were flagged in sub-array 1. ! A total of 3 telescope corrections were flagged in sub-array 2. ! A total of 4 telescope corrections were flagged in sub-array 3. ! A total of 4 telescope corrections were flagged in sub-array 4. ! A total of 170 telescope corrections were flagged in sub-array 5. ! A total of 190 telescope corrections were flagged in sub-array 6. ! A total of 44 telescope corrections were flagged in sub-array 7. ! ! Correcting IF 2. ! A total of 4 telescope corrections were flagged in sub-array 1. ! A total of 3 telescope corrections were flagged in sub-array 2. ! A total of 4 telescope corrections were flagged in sub-array 3. ! A total of 4 telescope corrections were flagged in sub-array 4. ! A total of 170 telescope corrections were flagged in sub-array 5. ! A total of 190 telescope corrections were flagged in sub-array 6. ! A total of 44 telescope corrections were flagged in sub-array 7. ! ! Correcting IF 3. ! A total of 4 telescope corrections were flagged in sub-array 1. ! A total of 3 telescope corrections were flagged in sub-array 2. ! A total of 4 telescope corrections were flagged in sub-array 3. ! A total of 4 telescope corrections were flagged in sub-array 4. ! A total of 170 telescope corrections were flagged in sub-array 5. ! A total of 190 telescope corrections were flagged in sub-array 6. ! A total of 44 telescope corrections were flagged in sub-array 7. ! ! Correcting IF 4. ! A total of 4 telescope corrections were flagged in sub-array 1. ! A total of 3 telescope corrections were flagged in sub-array 2. ! A total of 4 telescope corrections were flagged in sub-array 3. ! A total of 4 telescope corrections were flagged in sub-array 4. ! A total of 170 telescope corrections were flagged in sub-array 5. ! A total of 190 telescope corrections were flagged in sub-array 6. ! A total of 44 telescope corrections were flagged in sub-array 7. ! ! Fit before self-cal, rms=1.106559Jy sigma=10.278978 ! Fit after self-cal, rms=0.603228Jy sigma=5.381287 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.725 mas, bmaj=3.508 mas, bpa=-12.06 degrees ! Estimated noise=2.04601 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 = 0.304773 Jy ! Component: 100 - total flux cleaned = 0.383957 Jy ! Total flux subtracted in 100 components = 0.383957 Jy ! Clean residual min=-0.016116 max=0.033815 Jy/beam ! Clean residual mean=0.000082 rms=0.004113 Jy/beam ! Combined flux in latest and established models = 0.383957 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.383957 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.132382Jy sigma=1.062733 ! Fit after self-cal, rms=0.132128Jy sigma=1.062068 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0376248 Jy ! Component: 100 - total flux cleaned = 0.0580459 Jy ! Total flux subtracted in 100 components = 0.0580459 Jy ! Clean residual min=-0.011544 max=0.016630 Jy/beam ! Clean residual mean=0.000050 rms=0.003018 Jy/beam ! Combined flux in latest and established models = 0.442003 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 16 components and 0.442003 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.117789Jy sigma=0.881398 ! Fit after self-cal, rms=0.117562Jy sigma=0.880310 ! 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=3.226 mas, bmaj=4.154 mas, bpa=-14.79 degrees ! Estimated noise=1.34677 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 (2.5, -5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0218191 Jy ! Component: 100 - total flux cleaned = 0.0277422 Jy ! Component: 150 - total flux cleaned = 0.0297586 Jy ! Component: 200 - total flux cleaned = 0.0312327 Jy ! Total flux subtracted in 200 components = 0.0312327 Jy ! Clean residual min=-0.005139 max=0.007617 Jy/beam ! Clean residual mean=0.000800 rms=0.001540 Jy/beam ! Combined flux in latest and established models = 0.473235 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 34 components and 0.473235 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.113717Jy sigma=0.841572 ! Fit after self-cal, rms=0.113487Jy sigma=0.839350 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.226 x 4.154 at -14.79 degrees (North through East) ! Clean map min=-0.0062289 max=0.40132 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! HN 0.94 LA 1.10 NL 1.05 SC 1.13 ! ! A total of 48 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! HN 0.00* SC 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.04 HN 0.97 KP 0.97 LA 1.01 ! NL 1.03 PT 1.01 SC 1.01 ! ! Telescope amplitude corrections in sub-array 4: ! HN 1.05 MK 1.48 SC 1.01 WZ 0.94 ! ! Telescope amplitude corrections in sub-array 5: ! FD 1.02 HN 1.01 KP 0.98 LA 0.98 ! MK 1.42 NY 0.96 PT 1.06 SC 1.03 ! WF 0.98 ! ! Telescope amplitude corrections in sub-array 6: ! FD 0.98 HN 0.96 KP 0.97 LA 1.03 ! MK 1.26 NL 0.96 NY 0.99 PT 1.05 ! SC 1.04 WF 0.96 ! ! Telescope amplitude corrections in sub-array 7: ! MK 0.00* NY 0.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! HN 1.04 LA 1.07 NL 1.00 SC 1.11 ! ! A total of 48 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! HN 0.00* SC 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.06 HN 0.95 KP 1.00 LA 0.98 ! NL 1.06 PT 1.00 SC 1.11 ! ! Telescope amplitude corrections in sub-array 4: ! HN 0.99 MK 1.04 SC 1.04 WZ 1.00 ! ! Telescope amplitude corrections in sub-array 5: ! FD 0.99 HN 0.98 KP 0.97 LA 0.97 ! MK 0.87 NY 0.99 PT 1.01 SC 1.00 ! WF 1.01 ! ! Telescope amplitude corrections in sub-array 6: ! FD 1.00 HN 0.97 KP 0.94 LA 0.97 ! MK 0.83 NL 0.99 NY 1.00 PT 0.97 ! SC 1.03 WF 0.99 ! ! Telescope amplitude corrections in sub-array 7: ! MK 0.00* NY 0.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! HN 1.04 LA 1.00 NL 1.00 SC 1.05 ! ! A total of 48 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! HN 0.00* SC 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.04 HN 1.07 KP 0.98 LA 1.01 ! NL 1.09 PT 1.06 SC 1.14 ! ! Telescope amplitude corrections in sub-array 4: ! HN 0.96 MK 1.11 SC 1.03 WZ 0.96 ! ! Telescope amplitude corrections in sub-array 5: ! FD 1.02 HN 1.00 KP 1.00 LA 1.00 ! MK 0.94 NY 0.92 PT 1.03 SC 1.03 ! WF 0.94 ! ! Telescope amplitude corrections in sub-array 6: ! FD 1.02 HN 0.99 KP 0.99 LA 0.99 ! MK 0.86 NL 0.99 NY 0.99 PT 1.03 ! SC 1.07 WF 1.01 ! ! Telescope amplitude corrections in sub-array 7: ! MK 0.00* NY 0.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! HN 1.15 LA 1.00 NL 1.00 SC 1.09 ! ! A total of 48 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! HN 0.00* SC 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.02 HN 1.08 KP 1.01 LA 1.02 ! NL 1.00 PT 1.00 SC 1.05 ! ! Telescope amplitude corrections in sub-array 4: ! HN 0.98 MK 0.87 SC 1.14 WZ 0.95 ! ! Telescope amplitude corrections in sub-array 5: ! FD 0.97 HN 1.03 KP 0.98 LA 0.99 ! MK 0.90 NY 1.02 PT 1.00 SC 0.99 ! WF 1.03 ! ! Telescope amplitude corrections in sub-array 6: ! FD 1.01 HN 1.02 KP 0.96 LA 1.00 ! MK 1.05 NL 0.94 NY 0.98 PT 1.00 ! SC 1.09 WF 1.00 ! ! Telescope amplitude corrections in sub-array 7: ! MK 0.00* NY 0.00* ! ! ! Fit before self-cal, rms=0.113487Jy sigma=0.839350 ! Fit after self-cal, rms=0.109171Jy sigma=0.755539 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.108 mas, bmaj=4.123 mas, bpa=-15.7 degrees ! Estimated noise=1.40647 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 = 0.00385306 Jy ! Component: 100 - total flux cleaned = 0.00458724 Jy ! Component: 150 - total flux cleaned = 0.0050196 Jy ! Component: 200 - total flux cleaned = 0.00509537 Jy ! Total flux subtracted in 200 components = 0.00509537 Jy ! Clean residual min=-0.004216 max=0.004507 Jy/beam ! Clean residual mean=0.000291 rms=0.000996 Jy/beam ! Combined flux in latest and established models = 0.478331 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 53 components and 0.478331 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.108897Jy sigma=0.753838 ! Fit after self-cal, rms=0.108913Jy sigma=0.753499 ! 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. ! ! Fit before self-cal, rms=0.108913Jy sigma=0.753499 ! Fit after self-cal, rms=0.108734Jy sigma=0.753230 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.101 mas, bmaj=4.126 mas, bpa=-15.69 degrees ! Estimated noise=1.40797 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00186609 Jy ! Component: 100 - total flux cleaned = 0.00249515 Jy ! Component: 150 - total flux cleaned = 0.00269658 Jy ! Component: 200 - total flux cleaned = 0.00281696 Jy ! Total flux subtracted in 200 components = 0.00281696 Jy ! Clean residual min=-0.004127 max=0.004494 Jy/beam ! Clean residual mean=0.000203 rms=0.000966 Jy/beam ! Combined flux in latest and established models = 0.481148 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 59 components and 0.481148 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.108603Jy sigma=0.752458 ! Fit after self-cal, rms=0.108576Jy sigma=0.752356 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 (115.5, -109). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00240496 Jy ! Component: 100 - total flux cleaned = 0.0028188 Jy ! Component: 150 - total flux cleaned = 0.002814 Jy ! Component: 200 - total flux cleaned = 0.00289042 Jy ! Total flux subtracted in 200 components = 0.00289042 Jy ! Clean residual min=-0.003557 max=0.004009 Jy/beam ! Clean residual mean=0.000201 rms=0.000926 Jy/beam ! Combined flux in latest and established models = 0.484038 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 74 components and 0.484038 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.108311Jy sigma=0.750535 ! Fit after self-cal, rms=0.108278Jy sigma=0.750387 ! Inverting map ! Added new window around map position (32.5, 111). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00293819 Jy ! Component: 100 - total flux cleaned = 0.00262265 Jy ! Component: 150 - total flux cleaned = 0.00242054 Jy ! Component: 200 - total flux cleaned = 0.00236022 Jy ! Total flux subtracted in 200 components = 0.00236022 Jy ! Clean residual min=-0.003545 max=0.003933 Jy/beam ! Clean residual mean=0.000176 rms=0.000896 Jy/beam ! Combined flux in latest and established models = 0.486398 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 84 components and 0.486399 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.108121Jy sigma=0.748966 ! Fit after self-cal, rms=0.108108Jy sigma=0.748888 ! 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. ! ! Fit before self-cal, rms=0.108108Jy sigma=0.748888 ! Fit after self-cal, rms=0.107877Jy sigma=0.748477 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.098 mas, bmaj=4.126 mas, bpa=-15.65 degrees ! Estimated noise=1.40761 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00199996 Jy ! Component: 100 - total flux cleaned = 0.00227727 Jy ! Component: 150 - total flux cleaned = 0.00227674 Jy ! Component: 200 - total flux cleaned = 0.00227933 Jy ! Total flux subtracted in 200 components = 0.00227933 Jy ! Clean residual min=-0.003486 max=0.003807 Jy/beam ! Clean residual mean=0.000133 rms=0.000872 Jy/beam ! Combined flux in latest and established models = 0.488678 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 91 components and 0.488678 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.107779Jy sigma=0.747795 ! Fit after self-cal, rms=0.107771Jy sigma=0.747763 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 (-11, -123). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00391352 Jy ! Component: 100 - total flux cleaned = 0.00503083 Jy ! Component: 150 - total flux cleaned = 0.00524221 Jy ! Component: 200 - total flux cleaned = 0.00543533 Jy ! Total flux subtracted in 200 components = 0.00543533 Jy ! Clean residual min=-0.003391 max=0.003515 Jy/beam ! Clean residual mean=0.000056 rms=0.000841 Jy/beam ! Combined flux in latest and established models = 0.494113 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 106 components and 0.494113 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.107595Jy sigma=0.745859 ! Fit after self-cal, rms=0.107603Jy sigma=0.745765 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 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. ! ! Fit before self-cal, rms=0.107603Jy sigma=0.745765 ! Fit after self-cal, rms=0.107493Jy sigma=0.745612 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.762 mas, bmaj=10.95 mas, bpa=-31.55 degrees ! Estimated noise=1.76338 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00140111 Jy ! Component: 100 - total flux cleaned = 0.00170968 Jy ! Component: 150 - total flux cleaned = 0.00187287 Jy ! Component: 200 - total flux cleaned = 0.00190961 Jy ! Total flux subtracted in 200 components = 0.00190961 Jy ! Clean residual min=-0.003271 max=0.003467 Jy/beam ! Clean residual mean=0.000154 rms=0.000900 Jy/beam ! Combined flux in latest and established models = 0.496023 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 119 components and 0.496023 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.107484Jy sigma=0.745307 ! Fit after self-cal, rms=0.107472Jy sigma=0.745259 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 = 0.000494757 Jy ! Component: 100 - total flux cleaned = 0.000559502 Jy ! Component: 150 - total flux cleaned = 0.000587904 Jy ! Component: 200 - total flux cleaned = 0.000615614 Jy ! Total flux subtracted in 200 components = 0.000615614 Jy ! Clean residual min=-0.003226 max=0.003413 Jy/beam ! Clean residual mean=0.000142 rms=0.000894 Jy/beam ! Combined flux in latest and established models = 0.496638 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 129 components and 0.496638 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.107471Jy sigma=0.745155 ! Fit after self-cal, rms=0.107467Jy sigma=0.745147 ! 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=3.096 mas, bmaj=4.128 mas, bpa=-15.6 degrees ! Estimated noise=1.40783 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.096 x 4.128 at -15.6 degrees (North through East) ! Clean map min=-0.004424 max=0.39783 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=2.671 mas, bmaj=3.503 mas, bpa=-13.83 degrees ! Estimated noise=2.12179 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.308262 Jy ! Component: 100 - total flux cleaned = 0.389106 Jy ! Component: 150 - total flux cleaned = 0.426698 Jy ! Component: 200 - total flux cleaned = 0.447765 Jy ! Total flux subtracted in 200 components = 0.447765 Jy ! Clean residual min=-0.009553 max=0.010890 Jy/beam ! Clean residual mean=0.000019 rms=0.002479 Jy/beam ! Combined flux in latest and established models = 0.447765 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 24 model components to the UV plane model. ! The established model now contains 24 components and 0.447765 Jy ! Inverting map and beam ! Estimated beam: bmin=3.096 mas, bmaj=4.128 mas, bpa=-15.6 degrees ! Estimated noise=1.40783 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 = 0.0180422 Jy ! Component: 100 - total flux cleaned = 0.0268943 Jy ! Component: 150 - total flux cleaned = 0.0331387 Jy ! Component: 200 - total flux cleaned = 0.0380522 Jy ! Total flux subtracted in 200 components = 0.0380522 Jy ! Clean residual min=-0.003820 max=0.004095 Jy/beam ! Clean residual mean=0.000193 rms=0.001003 Jy/beam ! Combined flux in latest and established models = 0.485818 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 43 components and 0.485818 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.762 mas, bmaj=10.95 mas, bpa=-31.55 degrees ! Estimated noise=1.76338 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0047266 Jy ! Component: 100 - total flux cleaned = 0.00693678 Jy ! Component: 150 - total flux cleaned = 0.00744819 Jy ! Component: 200 - total flux cleaned = 0.00796284 Jy ! Total flux subtracted in 200 components = 0.00796284 Jy ! Clean residual min=-0.003261 max=0.003484 Jy/beam ! Clean residual mean=0.000228 rms=0.000952 Jy/beam ! Combined flux in latest and established models = 0.49378 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 = 0.000378801 Jy ! Component: 100 - total flux cleaned = 0.000766344 Jy ! Component: 150 - total flux cleaned = 0.00111419 Jy ! Component: 200 - total flux cleaned = 0.0013848 Jy ! Total flux subtracted in 200 components = 0.0013848 Jy ! Clean residual min=-0.003165 max=0.003473 Jy/beam ! Clean residual mean=0.000191 rms=0.000918 Jy/beam ! Combined flux in latest and established models = 0.495165 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 84 components and 0.495165 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.096 mas, bmaj=4.128 mas, bpa=-15.6 degrees ! Estimated noise=1.40783 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000373827 Jy ! Component: 100 - total flux cleaned = 0.00100783 Jy ! Component: 150 - total flux cleaned = 0.00119624 Jy ! Component: 200 - total flux cleaned = 0.00119476 Jy ! Total flux subtracted in 200 components = 0.00119476 Jy ! Clean residual min=-0.003633 max=0.003614 Jy/beam ! Clean residual mean=0.000067 rms=0.000871 Jy/beam ! Combined flux in latest and established models = 0.49636 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 102 components and 0.49636 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.107710Jy sigma=0.746822 ! Fit after self-cal, rms=0.107680Jy sigma=0.746600 wmodel J0837+2454_S_map.mod ! Writing 102 model components to file: J0837+2454_S_map.mod wobs J0837+2454_S_uvs.fits ! Writing UV FITS file: J0837+2454_S_uvs.fits wwins J0837+2454_S_map.win ! wwins: Wrote 5 windows to J0837+2454_S_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 = 0.000118371 Jy ! Component: 100 - total flux cleaned = 0.000180574 Jy ! Component: 150 - total flux cleaned = 0.000179928 Jy ! Component: 200 - total flux cleaned = 0.000353964 Jy ! Component: 250 - total flux cleaned = 0.000410453 Jy ! Component: 300 - total flux cleaned = 0.000576381 Jy ! Component: 350 - total flux cleaned = 0.000630769 Jy ! Component: 400 - total flux cleaned = 0.000738254 Jy ! Component: 450 - total flux cleaned = 0.000948609 Jy ! Component: 500 - total flux cleaned = 0.00105194 Jy ! Component: 550 - total flux cleaned = 0.00115426 Jy ! Component: 600 - total flux cleaned = 0.00145796 Jy ! Component: 650 - total flux cleaned = 0.00150753 Jy ! Component: 700 - total flux cleaned = 0.00180313 Jy ! Component: 750 - total flux cleaned = 0.00190006 Jy ! Component: 800 - total flux cleaned = 0.00204436 Jy ! Component: 850 - total flux cleaned = 0.00209224 Jy ! Component: 900 - total flux cleaned = 0.00232807 Jy ! Component: 950 - total flux cleaned = 0.00246785 Jy ! Component: 1000 - total flux cleaned = 0.00260609 Jy ! Component: 1050 - total flux cleaned = 0.00274273 Jy ! Component: 1100 - total flux cleaned = 0.00292342 Jy ! Component: 1150 - total flux cleaned = 0.00310288 Jy ! Component: 1200 - total flux cleaned = 0.00341388 Jy ! Component: 1250 - total flux cleaned = 0.00350188 Jy ! Component: 1300 - total flux cleaned = 0.0036767 Jy ! Component: 1350 - total flux cleaned = 0.00389293 Jy ! Component: 1400 - total flux cleaned = 0.00414987 Jy ! Component: 1450 - total flux cleaned = 0.00423459 Jy ! Component: 1500 - total flux cleaned = 0.00440267 Jy ! Component: 1550 - total flux cleaned = 0.00436113 Jy ! Component: 1600 - total flux cleaned = 0.00461054 Jy ! Component: 1650 - total flux cleaned = 0.0046517 Jy ! Component: 1700 - total flux cleaned = 0.0048559 Jy ! Component: 1750 - total flux cleaned = 0.00493699 Jy ! Component: 1800 - total flux cleaned = 0.00513767 Jy ! Component: 1850 - total flux cleaned = 0.00517717 Jy ! Component: 1900 - total flux cleaned = 0.00537534 Jy ! Component: 1950 - total flux cleaned = 0.00545382 Jy ! Component: 2000 - total flux cleaned = 0.00568764 Jy ! Component: 2050 - total flux cleaned = 0.00568752 Jy ! Component: 2100 - total flux cleaned = 0.0058799 Jy ! Component: 2150 - total flux cleaned = 0.00591812 Jy ! Component: 2200 - total flux cleaned = 0.00618379 Jy ! Component: 2250 - total flux cleaned = 0.00618359 Jy ! Component: 2300 - total flux cleaned = 0.00622098 Jy ! Component: 2350 - total flux cleaned = 0.00637008 Jy ! Component: 2400 - total flux cleaned = 0.00637008 Jy ! Component: 2450 - total flux cleaned = 0.00644367 Jy ! Component: 2500 - total flux cleaned = 0.00655343 Jy ! Component: 2550 - total flux cleaned = 0.00666216 Jy ! Component: 2600 - total flux cleaned = 0.00666226 Jy ! Component: 2650 - total flux cleaned = 0.00687748 Jy ! Component: 2700 - total flux cleaned = 0.00698422 Jy ! Component: 2750 - total flux cleaned = 0.00705509 Jy ! Component: 2800 - total flux cleaned = 0.00716029 Jy ! Component: 2850 - total flux cleaned = 0.00730023 Jy ! Component: 2900 - total flux cleaned = 0.00736971 Jy ! Component: 2950 - total flux cleaned = 0.00747354 Jy ! Component: 3000 - total flux cleaned = 0.00747399 Jy ! Component: 3050 - total flux cleaned = 0.00761075 Jy ! Component: 3100 - total flux cleaned = 0.00761099 Jy ! Component: 3150 - total flux cleaned = 0.00778 Jy ! Component: 3200 - total flux cleaned = 0.0077802 Jy ! Component: 3250 - total flux cleaned = 0.00791365 Jy ! Component: 3300 - total flux cleaned = 0.00788073 Jy ! Component: 3350 - total flux cleaned = 0.00811186 Jy ! Component: 3400 - total flux cleaned = 0.00814484 Jy ! Component: 3450 - total flux cleaned = 0.00827567 Jy ! Component: 3500 - total flux cleaned = 0.00840554 Jy ! Component: 3550 - total flux cleaned = 0.00843782 Jy ! Component: 3600 - total flux cleaned = 0.00856638 Jy ! Component: 3650 - total flux cleaned = 0.00863049 Jy ! Component: 3700 - total flux cleaned = 0.00869398 Jy ! Component: 3750 - total flux cleaned = 0.00882058 Jy ! Component: 3800 - total flux cleaned = 0.00891507 Jy ! Component: 3850 - total flux cleaned = 0.00900905 Jy ! Component: 3900 - total flux cleaned = 0.00910264 Jy ! Component: 3950 - total flux cleaned = 0.00907172 Jy ! Component: 4000 - total flux cleaned = 0.00928804 Jy ! Component: 4050 - total flux cleaned = 0.00934948 Jy ! Total flux subtracted in 4096 components = 0.00944128 Jy ! Clean residual min=-0.001791 max=0.001779 Jy/beam ! Clean residual mean=0.000018 rms=0.000512 Jy/beam ! Combined flux in latest and established models = 0.505801 Jy keep ! Adding 263 model components to the UV plane model. ! The established model now contains 365 components and 0.505801 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/rv102_uvs/J0837+2454_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.096 x 4.128 at -15.6 degrees (North through East) ! Clean map min=-0.003371 max=0.39947 Jy/beam ! Writing clean map to FITS file: /scr/pima/rv102_uvs/J0837+2454_S_map.fits wmodel /scr/pima/rv102_uvs/J0837+2454_S_map.mod ! Writing 365 model components to file: /scr/pima/rv102_uvs/J0837+2454_S_map.mod wobs /scr/pima/rv102_uvs/J0837+2454_S_uvs.fits ! Writing UV FITS file: /scr/pima/rv102_uvs/J0837+2454_S_uvs.fits wwins /scr/pima/rv102_uvs/J0837+2454_S_map.win ! wwins: Wrote 6 windows to /scr/pima/rv102_uvs/J0837+2454_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.399472 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000509305 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.382484 0.382484 0.764967 1.52993 3.05987 6.11974 12.2395 24.479 48.9579 97.9158 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0015 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.399 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 784.347 quit ! Quitting program ! Log file /scr/pima/rv102_uvs/J0837+2454_S_dfm.log closed on Sat Nov 9 09:32:47 2019