! Started logfile: /scr/pima/bu007_uvs/J0940+3015_C_dfm.log on Sun Jun 24 02:19:11 2018 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.60049 obs /scr/pima/bu007_uvs/J0940+3015_C_uva.fits ! Reading UV FITS file: /scr/pima/bu007_uvs/J0940+3015_C_uva.fits ! AN table 1: 41 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.950678 visibilities/baseline/integration-bin. ! Found source: J0940+3015 ! ! 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 4.60049e+09 8e+06 1 8e+06 ! 02 2 4.73049e+09 8e+06 1 8e+06 ! 03 3 4.84049e+09 8e+06 1 8e+06 ! 04 4 4.93049e+09 8e+06 1 8e+06 ! 05 5 5.00049e+09 8e+06 1 8e+06 ! 06 6 5.05049e+09 8e+06 1 8e+06 ! 07 7 5.08049e+09 8e+06 1 8e+06 ! 08 8 5.09049e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 14032 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 J0940+3015_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 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.007459Jy sigma=16.646980 ! Fit after self-cal, rms=0.935247Jy sigma=15.452298 ! 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=1.181 mas, bmaj=3.323 mas, bpa=13.93 degrees ! Estimated noise=0.56049 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 = 0.0515257 Jy ! Component: 100 - total flux cleaned = 0.0639327 Jy ! Total flux subtracted in 100 components = 0.0639327 Jy ! Clean residual min=-0.003896 max=0.005757 Jy/beam ! Clean residual mean=-0.000005 rms=0.000896 Jy/beam ! Combined flux in latest and established models = 0.0639327 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0639327 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=0.086291Jy sigma=1.386006 ! Fit after self-cal, rms=0.084546Jy sigma=1.359183 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00739805 Jy ! Component: 100 - total flux cleaned = 0.0113109 Jy ! Total flux subtracted in 100 components = 0.0113109 Jy ! Clean residual min=-0.003453 max=0.005628 Jy/beam ! Clean residual mean=-0.000003 rms=0.000827 Jy/beam ! Combined flux in latest and established models = 0.0752436 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 8 components and 0.0752436 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=0.083734Jy sigma=1.345346 ! Fit after self-cal, rms=0.083659Jy sigma=1.344682 ! Inverting map ! Added new window around map position (-3.6, -1.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00474233 Jy ! Component: 100 - total flux cleaned = 0.00698098 Jy ! Total flux subtracted in 100 components = 0.00698098 Jy ! Clean residual min=-0.003381 max=0.003693 Jy/beam ! Clean residual mean=-0.000001 rms=0.000788 Jy/beam ! Combined flux in latest and established models = 0.0822246 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 20 components and 0.0822246 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=0.083404Jy sigma=1.340344 ! Fit after self-cal, rms=0.083350Jy sigma=1.339674 ! 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=1.433 mas, bmaj=3.563 mas, bpa=12.86 degrees ! Estimated noise=0.37749 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 = 0.00293352 Jy ! Component: 100 - total flux cleaned = 0.00468108 Jy ! Component: 150 - total flux cleaned = 0.00581917 Jy ! Component: 200 - total flux cleaned = 0.00622604 Jy ! Total flux subtracted in 200 components = 0.00622604 Jy ! Clean residual min=-0.002271 max=0.002372 Jy/beam ! Clean residual mean=-0.000000 rms=0.000513 Jy/beam ! Combined flux in latest and established models = 0.0884506 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 36 components and 0.0884506 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=0.083245Jy sigma=1.337720 ! Fit after self-cal, rms=0.083215Jy sigma=1.337512 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.433 x 3.563 at 12.86 degrees (North through East) ! Clean map min=-0.0022163 max=0.068879 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.08 HN 0.97 KP 0.89 ! LA 1.13 MK 0.96 NL 1.03 OV 1.00 ! PT 0.93 SC 0.91 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.07 HN 1.04 KP 0.99 ! LA 0.92 MK 1.09 NL 1.05 OV 1.00 ! PT 1.04 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 HN 1.05 KP 0.99 ! LA 0.98 MK 0.95 NL 1.02 OV 0.92 ! PT 0.94 SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 1.02 KP 0.99 ! LA 0.96 MK 1.08 NL 1.00 OV 0.96 ! PT 1.02 SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.04 HN 1.01 KP 1.00 ! LA 1.03 MK 1.05 NL 1.02 OV 1.00 ! PT 1.01 SC 1.04 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.05 HN 1.19 KP 1.07 ! LA 0.96 MK 1.05 NL 1.07 OV 0.98 ! PT 0.97 SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.07 HN 1.02 KP 0.94 ! LA 1.04 MK 0.96 NL 0.97 OV 0.98 ! PT 0.98 SC 1.08 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.05 HN 1.01 KP 0.94 ! LA 0.94 MK 0.97 NL 0.98 OV 0.97 ! PT 1.05 SC 1.04 ! ! ! Fit before self-cal, rms=0.083215Jy sigma=1.337512 ! Fit after self-cal, rms=0.084123Jy sigma=1.334909 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.44 mas, bmaj=3.572 mas, bpa=13.04 degrees ! Estimated noise=0.378273 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 = -9.05666e-05 Jy ! Component: 100 - total flux cleaned = -0.000120891 Jy ! Component: 150 - total flux cleaned = -0.000146031 Jy ! Component: 200 - total flux cleaned = -0.000125376 Jy ! Total flux subtracted in 200 components = -0.000125376 Jy ! Clean residual min=-0.002252 max=0.002214 Jy/beam ! Clean residual mean=0.000000 rms=0.000488 Jy/beam ! Combined flux in latest and established models = 0.0883253 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 45 components and 0.0883253 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=0.084104Jy sigma=1.334636 ! Fit after self-cal, rms=0.084162Jy sigma=1.334381 ! 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=0.084162Jy sigma=1.334381 ! Fit after self-cal, rms=0.084471Jy sigma=1.334348 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.44 mas, bmaj=3.574 mas, bpa=13.09 degrees ! Estimated noise=0.378569 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000119453 Jy ! Component: 100 - total flux cleaned = 9.93311e-05 Jy ! Component: 150 - total flux cleaned = 9.94824e-05 Jy ! Component: 200 - total flux cleaned = 0.000131715 Jy ! Total flux subtracted in 200 components = 0.000131715 Jy ! Clean residual min=-0.002246 max=0.002187 Jy/beam ! Clean residual mean=0.000000 rms=0.000487 Jy/beam ! Combined flux in latest and established models = 0.088457 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 47 components and 0.088457 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=0.084461Jy sigma=1.334219 ! Fit after self-cal, rms=0.084472Jy sigma=1.334200 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 = 6.53308e-05 Jy ! Component: 100 - total flux cleaned = 5.02287e-05 Jy ! Component: 150 - total flux cleaned = 7.86925e-05 Jy ! Component: 200 - total flux cleaned = 0.000104535 Jy ! Total flux subtracted in 200 components = 0.000104535 Jy ! Clean residual min=-0.002235 max=0.002184 Jy/beam ! Clean residual mean=0.000000 rms=0.000486 Jy/beam ! Combined flux in latest and established models = 0.0885615 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 51 components and 0.0885615 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=0.084467Jy sigma=1.334134 ! Fit after self-cal, rms=0.084467Jy sigma=1.334130 ! 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=0.084467Jy sigma=1.334130 ! Fit after self-cal, rms=0.084637Jy sigma=1.332533 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.439 mas, bmaj=3.578 mas, bpa=13.19 degrees ! Estimated noise=0.37787 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.47014e-05 Jy ! Component: 100 - total flux cleaned = -1.54778e-05 Jy ! Component: 150 - total flux cleaned = -3.36284e-06 Jy ! Component: 200 - total flux cleaned = 3.11954e-05 Jy ! Total flux subtracted in 200 components = 3.11954e-05 Jy ! Clean residual min=-0.002059 max=0.002151 Jy/beam ! Clean residual mean=-0.000000 rms=0.000472 Jy/beam ! Combined flux in latest and established models = 0.0885927 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 53 components and 0.0885927 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=0.084633Jy sigma=1.332471 ! Fit after self-cal, rms=0.084664Jy sigma=1.332318 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 (-7.5, -57.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000795228 Jy ! Component: 100 - total flux cleaned = 0.000614355 Jy ! Component: 150 - total flux cleaned = 0.000424813 Jy ! Component: 200 - total flux cleaned = 0.000233055 Jy ! Total flux subtracted in 200 components = 0.000233055 Jy ! Clean residual min=-0.002149 max=0.002084 Jy/beam ! Clean residual mean=-0.000000 rms=0.000458 Jy/beam ! Combined flux in latest and established models = 0.0888257 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 67 components and 0.0888258 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=0.084609Jy sigma=1.331411 ! Fit after self-cal, rms=0.084603Jy sigma=1.331292 ! 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=0.084603Jy sigma=1.331292 ! Fit after self-cal, rms=0.084385Jy sigma=1.331222 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.453 mas, bmaj=4.861 mas, bpa=6.285 degrees ! Estimated noise=0.513403 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00102239 Jy ! Component: 100 - total flux cleaned = -0.00148859 Jy ! Component: 150 - total flux cleaned = -0.00166399 Jy ! Component: 200 - total flux cleaned = -0.00179596 Jy ! Total flux subtracted in 200 components = -0.00179596 Jy ! Clean residual min=-0.002623 max=0.002206 Jy/beam ! Clean residual mean=-0.000001 rms=0.000579 Jy/beam ! Combined flux in latest and established models = 0.0870298 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 88 components and 0.0870298 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=0.084378Jy sigma=1.331096 ! Fit after self-cal, rms=0.084383Jy sigma=1.331061 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 = -0.000470309 Jy ! Component: 100 - total flux cleaned = -0.000563409 Jy ! Component: 150 - total flux cleaned = -0.000645349 Jy ! Component: 200 - total flux cleaned = -0.000694662 Jy ! Total flux subtracted in 200 components = -0.000694662 Jy ! Clean residual min=-0.002617 max=0.002247 Jy/beam ! Clean residual mean=-0.000001 rms=0.000580 Jy/beam ! Combined flux in latest and established models = 0.0863351 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 96 components and 0.0863351 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=0.084380Jy sigma=1.331016 ! Fit after self-cal, rms=0.084380Jy sigma=1.331009 ! 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=1.437 mas, bmaj=3.582 mas, bpa=13.21 degrees ! Estimated noise=0.376134 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.437 x 3.582 at 13.21 degrees (North through East) ! Clean map min=-0.0017916 max=0.068359 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=1.179 mas, bmaj=3.334 mas, bpa=14.26 degrees ! Estimated noise=0.558127 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0522619 Jy ! Component: 100 - total flux cleaned = 0.0659042 Jy ! Component: 150 - total flux cleaned = 0.0734086 Jy ! Component: 200 - total flux cleaned = 0.078505 Jy ! Total flux subtracted in 200 components = 0.078505 Jy ! Clean residual min=-0.003447 max=0.003439 Jy/beam ! Clean residual mean=-0.000002 rms=0.000767 Jy/beam ! Combined flux in latest and established models = 0.0785051 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.0785051 Jy ! Inverting map and beam ! Estimated beam: bmin=1.437 mas, bmaj=3.582 mas, bpa=13.21 degrees ! Estimated noise=0.376134 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 = 0.00470281 Jy ! Component: 100 - total flux cleaned = 0.00728493 Jy ! Component: 150 - total flux cleaned = 0.00840974 Jy ! Component: 200 - total flux cleaned = 0.0086141 Jy ! Total flux subtracted in 200 components = 0.0086141 Jy ! Clean residual min=-0.002089 max=0.002160 Jy/beam ! Clean residual mean=-0.000001 rms=0.000477 Jy/beam ! Combined flux in latest and established models = 0.0871192 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 29 components and 0.0871192 Jy ! Inverting map ! Added new window around map position (-27, -40.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00125663 Jy ! Component: 100 - total flux cleaned = 0.00125841 Jy ! Component: 150 - total flux cleaned = 0.00130823 Jy ! Component: 200 - total flux cleaned = 0.00139892 Jy ! Total flux subtracted in 200 components = 0.00139892 Jy ! Clean residual min=-0.002015 max=0.002067 Jy/beam ! Clean residual mean=-0.000000 rms=0.000456 Jy/beam ! Combined flux in latest and established models = 0.0885181 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 45 components and 0.0885181 Jy ! Inverting map ! Added new window around map position (-67.5, -44.7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00150888 Jy ! Component: 100 - total flux cleaned = 0.00181794 Jy ! Component: 150 - total flux cleaned = 0.00189981 Jy ! Component: 200 - total flux cleaned = 0.00193861 Jy ! Total flux subtracted in 200 components = 0.00193861 Jy ! Clean residual min=-0.001962 max=0.001853 Jy/beam ! Clean residual mean=-0.000000 rms=0.000440 Jy/beam ! Combined flux in latest and established models = 0.0904567 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 60 components and 0.0904567 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=3.453 mas, bmaj=4.861 mas, bpa=6.285 degrees ! Estimated noise=0.513403 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000140128 Jy ! Component: 100 - total flux cleaned = 0.00038114 Jy ! Component: 150 - total flux cleaned = 0.000484726 Jy ! Component: 200 - total flux cleaned = 0.000576096 Jy ! Total flux subtracted in 200 components = 0.000576096 Jy ! Clean residual min=-0.002565 max=0.002020 Jy/beam ! Clean residual mean=-0.000001 rms=0.000551 Jy/beam ! Combined flux in latest and established models = 0.0910328 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 = 8.4142e-05 Jy ! Component: 100 - total flux cleaned = 0.0001357 Jy ! Component: 150 - total flux cleaned = 0.000204657 Jy ! Component: 200 - total flux cleaned = 0.000266624 Jy ! Total flux subtracted in 200 components = 0.000266624 Jy ! Clean residual min=-0.002513 max=0.002004 Jy/beam ! Clean residual mean=-0.000000 rms=0.000539 Jy/beam ! Combined flux in latest and established models = 0.0912994 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 101 components and 0.0912994 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.437 mas, bmaj=3.582 mas, bpa=13.21 degrees ! Estimated noise=0.376134 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000229352 Jy ! Component: 100 - total flux cleaned = -0.000262375 Jy ! Component: 150 - total flux cleaned = -0.000173407 Jy ! Component: 200 - total flux cleaned = -8.97282e-05 Jy ! Total flux subtracted in 200 components = -8.97282e-05 Jy ! Clean residual min=-0.001989 max=0.001762 Jy/beam ! Clean residual mean=-0.000000 rms=0.000424 Jy/beam ! Combined flux in latest and established models = 0.0912097 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 122 components and 0.0912097 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=0.084306Jy sigma=1.329769 ! Fit after self-cal, rms=0.084287Jy sigma=1.329535 wmodel J0940+3015_C_map.mod ! Writing 122 model components to file: J0940+3015_C_map.mod wobs J0940+3015_C_uvs.fits ! Writing UV FITS file: J0940+3015_C_uvs.fits wwins J0940+3015_C_map.win ! wwins: Wrote 5 windows to J0940+3015_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 = -0.000576226 Jy ! Component: 100 - total flux cleaned = -0.000861755 Jy ! Component: 150 - total flux cleaned = -0.000861279 Jy ! Component: 200 - total flux cleaned = -0.001007 Jy ! Component: 250 - total flux cleaned = -0.00111867 Jy ! Component: 300 - total flux cleaned = -0.00117339 Jy ! Component: 350 - total flux cleaned = -0.00114682 Jy ! Component: 400 - total flux cleaned = -0.00109433 Jy ! Component: 450 - total flux cleaned = -0.00104352 Jy ! Component: 500 - total flux cleaned = -0.00104352 Jy ! Component: 550 - total flux cleaned = -0.000969817 Jy ! Component: 600 - total flux cleaned = -0.0009944 Jy ! Component: 650 - total flux cleaned = -0.000898593 Jy ! Component: 700 - total flux cleaned = -0.000851956 Jy ! Component: 750 - total flux cleaned = -0.000852282 Jy ! Component: 800 - total flux cleaned = -0.000852018 Jy ! Component: 850 - total flux cleaned = -0.000806091 Jy ! Component: 900 - total flux cleaned = -0.000805791 Jy ! Component: 950 - total flux cleaned = -0.000761544 Jy ! Component: 1000 - total flux cleaned = -0.000740084 Jy ! Component: 1050 - total flux cleaned = -0.000783579 Jy ! Component: 1100 - total flux cleaned = -0.000783312 Jy ! Component: 1150 - total flux cleaned = -0.000741014 Jy ! Component: 1200 - total flux cleaned = -0.000720317 Jy ! Component: 1250 - total flux cleaned = -0.000740976 Jy ! Component: 1300 - total flux cleaned = -0.000802377 Jy ! Component: 1350 - total flux cleaned = -0.000761658 Jy ! Component: 1400 - total flux cleaned = -0.00072166 Jy ! Component: 1450 - total flux cleaned = -0.00076171 Jy ! Component: 1500 - total flux cleaned = -0.000741997 Jy ! Component: 1550 - total flux cleaned = -0.00083982 Jy ! Component: 1600 - total flux cleaned = -0.000897878 Jy ! Component: 1650 - total flux cleaned = -0.000820883 Jy ! Component: 1700 - total flux cleaned = -0.000839722 Jy ! Component: 1750 - total flux cleaned = -0.000820915 Jy ! Component: 1800 - total flux cleaned = -0.000877001 Jy ! Component: 1850 - total flux cleaned = -0.000858488 Jy ! Component: 1900 - total flux cleaned = -0.000895577 Jy ! Component: 1950 - total flux cleaned = -0.000968741 Jy ! Component: 2000 - total flux cleaned = -0.000896495 Jy ! Component: 2050 - total flux cleaned = -0.000986495 Jy ! Component: 2100 - total flux cleaned = -0.00104031 Jy ! Component: 2150 - total flux cleaned = -0.00111107 Jy ! Component: 2200 - total flux cleaned = -0.00105822 Jy ! Component: 2250 - total flux cleaned = -0.0011808 Jy ! Component: 2300 - total flux cleaned = -0.00116332 Jy ! Component: 2350 - total flux cleaned = -0.00118061 Jy ! Component: 2400 - total flux cleaned = -0.00116341 Jy ! Component: 2450 - total flux cleaned = -0.00123169 Jy ! Component: 2500 - total flux cleaned = -0.00126552 Jy ! Component: 2550 - total flux cleaned = -0.00121506 Jy ! Component: 2600 - total flux cleaned = -0.00129853 Jy ! Component: 2650 - total flux cleaned = -0.00128195 Jy ! Component: 2700 - total flux cleaned = -0.0013149 Jy ! Component: 2750 - total flux cleaned = -0.00131511 Jy ! Component: 2800 - total flux cleaned = -0.00139636 Jy ! Component: 2850 - total flux cleaned = -0.00139619 Jy ! Component: 2900 - total flux cleaned = -0.00139635 Jy ! Component: 2950 - total flux cleaned = -0.00136424 Jy ! Component: 3000 - total flux cleaned = -0.00141203 Jy ! Component: 3050 - total flux cleaned = -0.00138054 Jy ! Component: 3100 - total flux cleaned = -0.00144306 Jy ! Component: 3150 - total flux cleaned = -0.00142753 Jy ! Component: 3200 - total flux cleaned = -0.00150493 Jy ! Component: 3250 - total flux cleaned = -0.0014278 Jy ! Component: 3300 - total flux cleaned = -0.00139717 Jy ! Component: 3350 - total flux cleaned = -0.0014276 Jy ! Component: 3400 - total flux cleaned = -0.00150327 Jy ! Component: 3450 - total flux cleaned = -0.00145802 Jy ! Component: 3500 - total flux cleaned = -0.00138301 Jy ! Component: 3550 - total flux cleaned = -0.00136808 Jy ! Component: 3600 - total flux cleaned = -0.00135337 Jy ! Component: 3650 - total flux cleaned = -0.00141246 Jy ! Component: 3700 - total flux cleaned = -0.00133909 Jy ! Component: 3750 - total flux cleaned = -0.00136838 Jy ! Component: 3800 - total flux cleaned = -0.00128114 Jy ! Component: 3850 - total flux cleaned = -0.00131021 Jy ! Component: 3900 - total flux cleaned = -0.00132455 Jy ! Component: 3950 - total flux cleaned = -0.00131016 Jy ! Component: 4000 - total flux cleaned = -0.00132426 Jy ! Component: 4050 - total flux cleaned = -0.00136686 Jy ! Total flux subtracted in 4096 components = -0.00135271 Jy ! Clean residual min=-0.000941 max=0.000705 Jy/beam ! Clean residual mean=-0.000001 rms=0.000257 Jy/beam ! Combined flux in latest and established models = 0.089857 Jy keep ! Adding 330 model components to the UV plane model. ! The established model now contains 452 components and 0.089857 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/bu007_uvs/J0940+3015_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.437 x 3.582 at 13.21 degrees (North through East) ! Clean map min=-0.0013786 max=0.068296 Jy/beam ! Writing clean map to FITS file: /scr/pima/bu007_uvs/J0940+3015_C_map.fits wmodel /scr/pima/bu007_uvs/J0940+3015_C_map.mod ! Writing 452 model components to file: /scr/pima/bu007_uvs/J0940+3015_C_map.mod wobs /scr/pima/bu007_uvs/J0940+3015_C_uvs.fits ! Writing UV FITS file: /scr/pima/bu007_uvs/J0940+3015_C_uvs.fits wwins /scr/pima/bu007_uvs/J0940+3015_C_map.win ! wwins: Wrote 6 windows to /scr/pima/bu007_uvs/J0940+3015_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0682964 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000255661 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.12302 1.12302 2.24604 4.49209 8.98417 17.9683 35.9367 71.8734 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.068 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 267.136 quit ! Quitting program ! Log file /scr/pima/bu007_uvs/J0940+3015_C_dfm.log closed on Sun Jun 24 02:19:16 2018