! Started logfile: /vlbi/bs262/maps//J0127+3305_C_20180501_dfm.log on Mon Jun 4 23:12:22 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 /vlbi/bs262/maps//J0127+3305_C_20180501_uva.fits ! Reading UV FITS file: /vlbi/bs262/maps//J0127+3305_C_20180501_uva.fits ! AN table 1: 22 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.952922 visibilities/baseline/integration-bin. ! Found source: J0127+3305 ! ! 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 4696 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 J0127+3305_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 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.007776Jy sigma=24.832838 ! Fit after self-cal, rms=0.932005Jy sigma=22.981842 ! 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=1.241 mas, bmaj=4.268 mas, bpa=21.86 degrees ! Estimated noise=0.66617 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 = 0.04743 Jy ! Component: 100 - total flux cleaned = 0.0631091 Jy ! Total flux subtracted in 100 components = 0.0631091 Jy ! Clean residual min=-0.004791 max=0.007555 Jy/beam ! Clean residual mean=-0.000003 rms=0.001062 Jy/beam ! Combined flux in latest and established models = 0.0631091 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0631091 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=0.030600Jy sigma=0.652418 ! Fit after self-cal, rms=0.030360Jy sigma=0.644835 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0089092 Jy ! Component: 100 - total flux cleaned = 0.0138286 Jy ! Total flux subtracted in 100 components = 0.0138286 Jy ! Clean residual min=-0.002870 max=0.003573 Jy/beam ! Clean residual mean=-0.000001 rms=0.000687 Jy/beam ! Combined flux in latest and established models = 0.0769378 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 9 components and 0.0769378 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=0.026851Jy sigma=0.555791 ! Fit after self-cal, rms=0.026799Jy sigma=0.554204 ! 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=1.585 mas, bmaj=4.431 mas, bpa=19.8 degrees ! Estimated noise=0.444447 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 = 0.00313424 Jy ! Component: 100 - total flux cleaned = 0.00452412 Jy ! Component: 150 - total flux cleaned = 0.00475232 Jy ! Component: 200 - total flux cleaned = 0.0048441 Jy ! Total flux subtracted in 200 components = 0.0048441 Jy ! Clean residual min=-0.002448 max=0.002640 Jy/beam ! Clean residual mean=0.000001 rms=0.000571 Jy/beam ! Combined flux in latest and established models = 0.0817819 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 15 components and 0.0817819 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=0.026364Jy sigma=0.546878 ! Fit after self-cal, rms=0.026360Jy sigma=0.546757 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.585 x 4.431 at 19.8 degrees (North through East) ! Clean map min=-0.0024145 max=0.066701 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 0.91 KP 0.92 LA 1.04 ! MK 0.89 NL 1.10 OV 0.98 SC 0.88 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.96 KP 0.95 LA 1.02 ! MK 0.92 NL 1.09 OV 1.03 SC 0.92 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.86 KP 0.97 LA 1.03 ! MK 0.92 NL 1.04 OV 0.99 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.92 KP 0.97 LA 1.00 ! MK 0.90 NL 1.19 OV 1.04 SC 0.93 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.91 KP 0.98 LA 1.05 ! MK 1.02 NL 1.08 OV 1.04 SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.86 KP 0.95 LA 1.06 ! MK 0.89 NL 1.10 OV 1.08 SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.93 KP 0.95 LA 1.03 ! MK 0.98 NL 1.06 OV 0.98 SC 1.12 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.90 KP 0.99 LA 1.02 ! MK 0.95 NL 1.10 OV 0.99 SC 1.06 ! ! ! Fit before self-cal, rms=0.026360Jy sigma=0.546757 ! Fit after self-cal, rms=0.025043Jy sigma=0.522230 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.571 mas, bmaj=4.468 mas, bpa=19.51 degrees ! Estimated noise=0.441056 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 = 0.000150953 Jy ! Component: 100 - total flux cleaned = 0.000206872 Jy ! Component: 150 - total flux cleaned = 0.000315499 Jy ! Component: 200 - total flux cleaned = 0.000314742 Jy ! Total flux subtracted in 200 components = 0.000314742 Jy ! Clean residual min=-0.001098 max=0.001290 Jy/beam ! Clean residual mean=-0.000000 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 0.0820966 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 27 components and 0.0820966 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=0.024976Jy sigma=0.520853 ! Fit after self-cal, rms=0.024975Jy sigma=0.520684 ! 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=0.024975Jy sigma=0.520684 ! Fit after self-cal, rms=0.024930Jy sigma=0.520479 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.565 mas, bmaj=4.476 mas, bpa=19.51 degrees ! Estimated noise=0.440862 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.31608e-05 Jy ! Component: 100 - total flux cleaned = 0.000102487 Jy ! Component: 150 - total flux cleaned = 0.000124966 Jy ! Component: 200 - total flux cleaned = 0.000152946 Jy ! Total flux subtracted in 200 components = 0.000152946 Jy ! Clean residual min=-0.001069 max=0.001323 Jy/beam ! Clean residual mean=-0.000000 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.0822496 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 28 components and 0.0822495 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=0.024912Jy sigma=0.520139 ! Fit after self-cal, rms=0.024910Jy sigma=0.520127 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 (72.3, -27). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00094798 Jy ! Component: 100 - total flux cleaned = 0.00121997 Jy ! Component: 150 - total flux cleaned = 0.00133473 Jy ! Component: 200 - total flux cleaned = 0.00139889 Jy ! Total flux subtracted in 200 components = 0.00139889 Jy ! Clean residual min=-0.001040 max=0.001027 Jy/beam ! Clean residual mean=-0.000000 rms=0.000248 Jy/beam ! Combined flux in latest and established models = 0.0836484 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 42 components and 0.0836484 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=0.024849Jy sigma=0.518709 ! Fit after self-cal, rms=0.024845Jy sigma=0.518594 ! 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=0.024845Jy sigma=0.518594 ! Fit after self-cal, rms=0.024854Jy sigma=0.517810 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.562 mas, bmaj=4.481 mas, bpa=19.48 degrees ! Estimated noise=0.441259 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000325278 Jy ! Component: 100 - total flux cleaned = 0.000412383 Jy ! Component: 150 - total flux cleaned = 0.00045219 Jy ! Component: 200 - total flux cleaned = 0.00048901 Jy ! Total flux subtracted in 200 components = 0.00048901 Jy ! Clean residual min=-0.001050 max=0.001015 Jy/beam ! Clean residual mean=-0.000000 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.0841374 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 54 components and 0.0841374 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=0.024834Jy sigma=0.517480 ! Fit after self-cal, rms=0.024834Jy sigma=0.517461 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 = 0.000102268 Jy ! Component: 100 - total flux cleaned = 0.000135888 Jy ! Component: 150 - total flux cleaned = 0.000146483 Jy ! Component: 200 - total flux cleaned = 0.000184705 Jy ! Total flux subtracted in 200 components = 0.000184705 Jy ! Clean residual min=-0.001040 max=0.001002 Jy/beam ! Clean residual mean=-0.000000 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.0843221 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 58 components and 0.0843221 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=0.024825Jy sigma=0.517293 ! Fit after self-cal, rms=0.024825Jy sigma=0.517286 ! 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=0.024825Jy sigma=0.517286 ! Fit after self-cal, rms=0.024819Jy sigma=0.516693 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.526 mas, bmaj=5.007 mas, bpa=14.62 degrees ! Estimated noise=0.567693 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.405e-05 Jy ! Component: 100 - total flux cleaned = -3.62371e-05 Jy ! Component: 150 - total flux cleaned = 1.32618e-05 Jy ! Component: 200 - total flux cleaned = 3.13986e-05 Jy ! Total flux subtracted in 200 components = 3.13986e-05 Jy ! Clean residual min=-0.001223 max=0.000960 Jy/beam ! Clean residual mean=-0.000001 rms=0.000271 Jy/beam ! Combined flux in latest and established models = 0.0843535 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 70 components and 0.0843535 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=0.024814Jy sigma=0.516660 ! Fit after self-cal, rms=0.024813Jy sigma=0.516644 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 = 2.73223e-05 Jy ! Component: 100 - total flux cleaned = 2.72183e-05 Jy ! Component: 150 - total flux cleaned = 1.36825e-05 Jy ! Component: 200 - total flux cleaned = -1.05968e-05 Jy ! Total flux subtracted in 200 components = -1.05968e-05 Jy ! Clean residual min=-0.001182 max=0.000935 Jy/beam ! Clean residual mean=-0.000000 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.0843429 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 77 components and 0.0843429 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=0.024811Jy sigma=0.516655 ! Fit after self-cal, rms=0.024810Jy sigma=0.516650 ! 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=1.56 mas, bmaj=4.484 mas, bpa=19.47 degrees ! Estimated noise=0.441585 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.56 x 4.484 at 19.47 degrees (North through East) ! Clean map min=-0.00096447 max=0.06624 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=1.227 mas, bmaj=4.336 mas, bpa=21.43 degrees ! Estimated noise=0.654283 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0467087 Jy ! Component: 100 - total flux cleaned = 0.0630713 Jy ! Component: 150 - total flux cleaned = 0.0720116 Jy ! Component: 200 - total flux cleaned = 0.0770622 Jy ! Total flux subtracted in 200 components = 0.0770622 Jy ! Clean residual min=-0.002193 max=0.002508 Jy/beam ! Clean residual mean=-0.000002 rms=0.000551 Jy/beam ! Combined flux in latest and established models = 0.0770622 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 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0770622 Jy ! Inverting map and beam ! Estimated beam: bmin=1.56 mas, bmaj=4.484 mas, bpa=19.47 degrees ! Estimated noise=0.441585 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 = 0.00350786 Jy ! Component: 100 - total flux cleaned = 0.00528374 Jy ! Component: 150 - total flux cleaned = 0.00597376 Jy ! Component: 200 - total flux cleaned = 0.00628419 Jy ! Total flux subtracted in 200 components = 0.00628419 Jy ! Clean residual min=-0.001186 max=0.001029 Jy/beam ! Clean residual mean=-0.000001 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 0.0833464 Jy ! Adding 14 model components to the UV plane model. ! The established model now contains 16 components and 0.0833463 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=3.526 mas, bmaj=5.007 mas, bpa=14.62 degrees ! Estimated noise=0.567693 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.32897e-05 Jy ! Component: 100 - total flux cleaned = 4.97515e-05 Jy ! Component: 150 - total flux cleaned = 0.000114766 Jy ! Component: 200 - total flux cleaned = 0.000171251 Jy ! Total flux subtracted in 200 components = 0.000171251 Jy ! Clean residual min=-0.001385 max=0.000933 Jy/beam ! Clean residual mean=-0.000001 rms=0.000293 Jy/beam ! Combined flux in latest and established models = 0.0835176 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 = 5.03235e-05 Jy ! Component: 100 - total flux cleaned = 0.000111225 Jy ! Component: 150 - total flux cleaned = 0.000180105 Jy ! Component: 200 - total flux cleaned = 0.000241792 Jy ! Total flux subtracted in 200 components = 0.000241792 Jy ! Clean residual min=-0.001316 max=0.000933 Jy/beam ! Clean residual mean=-0.000000 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.0837594 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 40 components and 0.0837594 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.56 mas, bmaj=4.484 mas, bpa=19.47 degrees ! Estimated noise=0.441585 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000223335 Jy ! Component: 100 - total flux cleaned = 0.000303785 Jy ! Component: 150 - total flux cleaned = 0.000378096 Jy ! Component: 200 - total flux cleaned = 0.000446128 Jy ! Total flux subtracted in 200 components = 0.000446128 Jy ! Clean residual min=-0.001028 max=0.000990 Jy/beam ! Clean residual mean=-0.000000 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.0842055 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 61 components and 0.0842055 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=0.024844Jy sigma=0.517299 ! Fit after self-cal, rms=0.024840Jy sigma=0.517236 wmodel J0127+3305_C_map.mod ! Writing 61 model components to file: J0127+3305_C_map.mod wobs J0127+3305_C_uvs.fits ! Writing UV FITS file: J0127+3305_C_uvs.fits wwins J0127+3305_C_map.win ! wwins: Wrote 2 windows to J0127+3305_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 = -0.000246691 Jy ! Component: 100 - total flux cleaned = -0.000365892 Jy ! Component: 150 - total flux cleaned = -0.00044537 Jy ! Component: 200 - total flux cleaned = -0.000566697 Jy ! Component: 250 - total flux cleaned = -0.000654545 Jy ! Component: 300 - total flux cleaned = -0.000725547 Jy ! Component: 350 - total flux cleaned = -0.000780843 Jy ! Component: 400 - total flux cleaned = -0.000834985 Jy ! Component: 450 - total flux cleaned = -0.000887705 Jy ! Component: 500 - total flux cleaned = -0.00090053 Jy ! Component: 550 - total flux cleaned = -0.000951169 Jy ! Component: 600 - total flux cleaned = -0.00095123 Jy ! Component: 650 - total flux cleaned = -0.00096365 Jy ! Component: 700 - total flux cleaned = -0.000975506 Jy ! Component: 750 - total flux cleaned = -0.000952164 Jy ! Component: 800 - total flux cleaned = -0.000963627 Jy ! Component: 850 - total flux cleaned = -0.000986239 Jy ! Component: 900 - total flux cleaned = -0.000997453 Jy ! Component: 950 - total flux cleaned = -0.00101917 Jy ! Component: 1000 - total flux cleaned = -0.00102986 Jy ! Component: 1050 - total flux cleaned = -0.00104038 Jy ! Component: 1100 - total flux cleaned = -0.00103014 Jy ! Component: 1150 - total flux cleaned = -0.00104044 Jy ! Component: 1200 - total flux cleaned = -0.00104046 Jy ! Component: 1250 - total flux cleaned = -0.00104042 Jy ! Component: 1300 - total flux cleaned = -0.00105018 Jy ! Component: 1350 - total flux cleaned = -0.00104034 Jy ! Component: 1400 - total flux cleaned = -0.00103058 Jy ! Component: 1450 - total flux cleaned = -0.00101145 Jy ! Component: 1500 - total flux cleaned = -0.00103046 Jy ! Component: 1550 - total flux cleaned = -0.00105858 Jy ! Component: 1600 - total flux cleaned = -0.00106783 Jy ! Component: 1650 - total flux cleaned = -0.00104945 Jy ! Component: 1700 - total flux cleaned = -0.00107688 Jy ! Component: 1750 - total flux cleaned = -0.00110397 Jy ! Component: 1800 - total flux cleaned = -0.00112182 Jy ! Component: 1850 - total flux cleaned = -0.0011483 Jy ! Component: 1900 - total flux cleaned = -0.00113958 Jy ! Component: 1950 - total flux cleaned = -0.00117429 Jy ! Component: 2000 - total flux cleaned = -0.0011915 Jy ! Component: 2050 - total flux cleaned = -0.00120006 Jy ! Component: 2100 - total flux cleaned = -0.00123399 Jy ! Component: 2150 - total flux cleaned = -0.00124236 Jy ! Component: 2200 - total flux cleaned = -0.00124234 Jy ! Component: 2250 - total flux cleaned = -0.00126722 Jy ! Component: 2300 - total flux cleaned = -0.00129189 Jy ! Component: 2350 - total flux cleaned = -0.00131626 Jy ! Component: 2400 - total flux cleaned = -0.0013082 Jy ! Component: 2450 - total flux cleaned = -0.00134026 Jy ! Component: 2500 - total flux cleaned = -0.00133231 Jy ! Component: 2550 - total flux cleaned = -0.001356 Jy ! Component: 2600 - total flux cleaned = -0.00135597 Jy ! Component: 2650 - total flux cleaned = -0.00139496 Jy ! Component: 2700 - total flux cleaned = -0.001395 Jy ! Component: 2750 - total flux cleaned = -0.00141044 Jy ! Component: 2800 - total flux cleaned = -0.00142572 Jy ! Component: 2850 - total flux cleaned = -0.00144079 Jy ! Component: 2900 - total flux cleaned = -0.00144827 Jy ! Component: 2950 - total flux cleaned = -0.00143339 Jy ! Component: 3000 - total flux cleaned = -0.001463 Jy ! Component: 3050 - total flux cleaned = -0.00146291 Jy ! Component: 3100 - total flux cleaned = -0.00147026 Jy ! Component: 3150 - total flux cleaned = -0.0014558 Jy ! Component: 3200 - total flux cleaned = -0.00146302 Jy ! Component: 3250 - total flux cleaned = -0.00147018 Jy ! Component: 3300 - total flux cleaned = -0.00149863 Jy ! Component: 3350 - total flux cleaned = -0.00147739 Jy ! Component: 3400 - total flux cleaned = -0.00149855 Jy ! Component: 3450 - total flux cleaned = -0.00147755 Jy ! Component: 3500 - total flux cleaned = -0.00151231 Jy ! Component: 3550 - total flux cleaned = -0.00151923 Jy ! Component: 3600 - total flux cleaned = -0.00151231 Jy ! Component: 3650 - total flux cleaned = -0.00153966 Jy ! Component: 3700 - total flux cleaned = -0.00155321 Jy ! Component: 3750 - total flux cleaned = -0.00153279 Jy ! Component: 3800 - total flux cleaned = -0.00152609 Jy ! Component: 3850 - total flux cleaned = -0.00155298 Jy ! Component: 3900 - total flux cleaned = -0.0015463 Jy ! Component: 3950 - total flux cleaned = -0.00155961 Jy ! Component: 4000 - total flux cleaned = -0.00158609 Jy ! Component: 4050 - total flux cleaned = -0.00157948 Jy ! Total flux subtracted in 4096 components = -0.00159262 Jy ! Clean residual min=-0.000401 max=0.000385 Jy/beam ! Clean residual mean=-0.000000 rms=0.000117 Jy/beam ! Combined flux in latest and established models = 0.0826129 Jy keep ! Adding 292 model components to the UV plane model. ! The established model now contains 353 components and 0.0826129 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bs262/maps//J0127+3305_C_20180501_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.56 x 4.484 at 19.47 degrees (North through East) ! Clean map min=-0.00067554 max=0.0662 Jy/beam ! Writing clean map to FITS file: /vlbi/bs262/maps//J0127+3305_C_20180501_map.fits wmodel /vlbi/bs262/maps//J0127+3305_C_20180501_map.mod ! Writing 353 model components to file: /vlbi/bs262/maps//J0127+3305_C_20180501_map.mod wobs /vlbi/bs262/maps//J0127+3305_C_20180501_uvs.fits ! Writing UV FITS file: /vlbi/bs262/maps//J0127+3305_C_20180501_uvs.fits wwins /vlbi/bs262/maps//J0127+3305_C_20180501_map.win ! wwins: Wrote 3 windows to /vlbi/bs262/maps//J0127+3305_C_20180501_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0662001 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000116629 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.528531 0.528531 1.05706 2.11413 4.22825 8.4565 16.913 33.826 67.652 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.066 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 567.61 quit ! Quitting program ! Log file /vlbi/bs262/maps//J0127+3305_C_20180501_dfm.log closed on Mon Jun 4 23:12:26 2018