! Started logfile: /scr/pima/bm252a_uvs/J2236+2828_X_dfm.log on Fri Jun 15 01:06:36 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.40599 obs /scr/pima/bm252a_uvs/J2236+2828_X_uva.fits ! Reading UV FITS file: /scr/pima/bm252a_uvs/J2236+2828_X_uva.fits ! AN table 1: 29 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.956322 visibilities/baseline/integration-bin. ! Found source: J2236+2828 ! ! 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 8.40599e+09 1.6e+07 1 1.6e+07 ! 02 2 8.47599e+09 1.6e+07 1 1.6e+07 ! 03 3 8.79099e+09 1.6e+07 1 1.6e+07 ! 04 4 8.89599e+09 1.6e+07 1 1.6e+07 ! ! Polarization(s): RR ! ! Read 54 lines of history. ! ! Reading 4992 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 = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J2236+2828_X] 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 0.200x0.200 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 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.154414Jy sigma=16.946768 ! Fit after self-cal, rms=0.324611Jy sigma=4.978910 ! 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=0.6723 mas, bmaj=1.932 mas, bpa=-11.79 degrees ! Estimated noise=0.949307 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 = 0.531386 Jy ! Component: 100 - total flux cleaned = 0.69964 Jy ! Total flux subtracted in 100 components = 0.69964 Jy ! Clean residual min=-0.023621 max=0.072841 Jy/beam ! Clean residual mean=0.000000 rms=0.005963 Jy/beam ! Combined flux in latest and established models = 0.69964 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.69964 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.132975Jy sigma=1.948646 ! Fit after self-cal, rms=0.132274Jy sigma=1.938604 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0782818 Jy ! Component: 100 - total flux cleaned = 0.115968 Jy ! Total flux subtracted in 100 components = 0.115968 Jy ! Clean residual min=-0.008294 max=0.017058 Jy/beam ! Clean residual mean=-0.000001 rms=0.001945 Jy/beam ! Combined flux in latest and established models = 0.815609 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 8 components and 0.815609 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.068612Jy sigma=0.995032 ! Fit after self-cal, rms=0.068314Jy sigma=0.990721 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.018885 Jy ! Component: 100 - total flux cleaned = 0.0288387 Jy ! Total flux subtracted in 100 components = 0.0288387 Jy ! Clean residual min=-0.005994 max=0.008025 Jy/beam ! Clean residual mean=-0.000002 rms=0.001381 Jy/beam ! Combined flux in latest and established models = 0.844447 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 13 components and 0.844447 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.061636Jy sigma=0.896372 ! Fit after self-cal, rms=0.061573Jy sigma=0.895479 ! 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=0.7789 mas, bmaj=2.1 mas, bpa=-11.66 degrees ! Estimated noise=0.706406 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-1, -0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00907578 Jy ! Component: 100 - total flux cleaned = 0.0149552 Jy ! Component: 150 - total flux cleaned = 0.0190295 Jy ! Component: 200 - total flux cleaned = 0.0218213 Jy ! Total flux subtracted in 200 components = 0.0218213 Jy ! Clean residual min=-0.004320 max=0.006782 Jy/beam ! Clean residual mean=-0.000007 rms=0.001138 Jy/beam ! Combined flux in latest and established models = 0.866269 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 32 components and 0.866269 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.059861Jy sigma=0.873098 ! Fit after self-cal, rms=0.059821Jy sigma=0.872613 ! Inverting map ! Added new window around map position (6, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00648555 Jy ! Component: 100 - total flux cleaned = 0.00988856 Jy ! Component: 150 - total flux cleaned = 0.0124988 Jy ! Component: 200 - total flux cleaned = 0.0146512 Jy ! Total flux subtracted in 200 components = 0.0146512 Jy ! Clean residual min=-0.004012 max=0.005394 Jy/beam ! Clean residual mean=-0.000005 rms=0.000961 Jy/beam ! Combined flux in latest and established models = 0.88092 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 48 components and 0.88092 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.059095Jy sigma=0.860480 ! Fit after self-cal, rms=0.059015Jy sigma=0.859212 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7789 x 2.1 at -11.66 degrees (North through East) ! Clean map min=-0.0040497 max=0.70088 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 1.00 KP 1.03 ! LA 0.99 MK 1.01 NL 1.00 OV 1.00 ! PT 0.99 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 HN 0.99 KP 1.02 ! LA 0.99 MK 1.00 NL 1.00 OV 1.00 ! PT 0.99 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 0.99 KP 1.02 ! LA 0.99 MK 1.00 NL 0.99 OV 1.00 ! PT 1.00 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 HN 0.99 KP 1.02 ! LA 0.99 MK 0.99 NL 1.00 OV 1.00 ! PT 0.99 SC 1.00 ! ! ! Fit before self-cal, rms=0.059015Jy sigma=0.859212 ! Fit after self-cal, rms=0.058238Jy sigma=0.846380 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7787 mas, bmaj=2.1 mas, bpa=-11.7 degrees ! Estimated noise=0.706323 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 = 0.00109608 Jy ! Component: 100 - total flux cleaned = 0.00164045 Jy ! Component: 150 - total flux cleaned = 0.00180522 Jy ! Component: 200 - total flux cleaned = 0.00184924 Jy ! Total flux subtracted in 200 components = 0.00184924 Jy ! Clean residual min=-0.002754 max=0.002634 Jy/beam ! Clean residual mean=-0.000001 rms=0.000653 Jy/beam ! Combined flux in latest and established models = 0.882769 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 60 components and 0.882769 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.058077Jy sigma=0.843972 ! Fit after self-cal, rms=0.058059Jy sigma=0.843838 ! 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=0.058059Jy sigma=0.843838 ! Fit after self-cal, rms=0.058025Jy sigma=0.843332 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7785 mas, bmaj=2.099 mas, bpa=-11.71 degrees ! Estimated noise=0.706294 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000694031 Jy ! Component: 100 - total flux cleaned = 0.000987292 Jy ! Component: 150 - total flux cleaned = 0.00103086 Jy ! Component: 200 - total flux cleaned = 0.000924199 Jy ! Total flux subtracted in 200 components = 0.000924199 Jy ! Clean residual min=-0.002753 max=0.002501 Jy/beam ! Clean residual mean=-0.000001 rms=0.000621 Jy/beam ! Combined flux in latest and established models = 0.883693 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 77 components and 0.883693 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.057952Jy sigma=0.842268 ! Fit after self-cal, rms=0.057945Jy sigma=0.842220 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 = 0.000199433 Jy ! Component: 100 - total flux cleaned = 0.000133684 Jy ! Component: 150 - total flux cleaned = 7.47189e-05 Jy ! Component: 200 - total flux cleaned = -3.55041e-05 Jy ! Total flux subtracted in 200 components = -3.55041e-05 Jy ! Clean residual min=-0.002721 max=0.002479 Jy/beam ! Clean residual mean=-0.000001 rms=0.000613 Jy/beam ! Combined flux in latest and established models = 0.883658 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 89 components and 0.883657 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.057918Jy sigma=0.841747 ! Fit after self-cal, rms=0.057914Jy sigma=0.841728 ! 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=0.057914Jy sigma=0.841728 ! Fit after self-cal, rms=0.057715Jy sigma=0.838278 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7782 mas, bmaj=2.098 mas, bpa=-11.72 degrees ! Estimated noise=0.706052 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000275148 Jy ! Component: 100 - total flux cleaned = 0.000340478 Jy ! Component: 150 - total flux cleaned = 0.000312936 Jy ! Component: 200 - total flux cleaned = 0.000340233 Jy ! Total flux subtracted in 200 components = 0.000340233 Jy ! Clean residual min=-0.002623 max=0.002210 Jy/beam ! Clean residual mean=-0.000001 rms=0.000561 Jy/beam ! Combined flux in latest and established models = 0.883998 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 100 components and 0.883998 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.057680Jy sigma=0.837806 ! Fit after self-cal, rms=0.057678Jy sigma=0.837790 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 = 2.43504e-06 Jy ! Component: 100 - total flux cleaned = -6.83705e-05 Jy ! Component: 150 - total flux cleaned = -6.81501e-05 Jy ! Component: 200 - total flux cleaned = -8.98306e-05 Jy ! Total flux subtracted in 200 components = -8.98306e-05 Jy ! Clean residual min=-0.002606 max=0.002211 Jy/beam ! Clean residual mean=-0.000002 rms=0.000556 Jy/beam ! Combined flux in latest and established models = 0.883908 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 104 components and 0.883908 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.057662Jy sigma=0.837556 ! Fit after self-cal, rms=0.057661Jy sigma=0.837551 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 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=0.057661Jy sigma=0.837551 ! Fit after self-cal, rms=0.057640Jy sigma=0.837364 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.987 mas, bmaj=2.677 mas, bpa=-10.25 degrees ! Estimated noise=0.982007 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000602251 Jy ! Component: 100 - total flux cleaned = 0.000856732 Jy ! Component: 150 - total flux cleaned = 0.000928123 Jy ! Component: 200 - total flux cleaned = 0.000986566 Jy ! Total flux subtracted in 200 components = 0.000986566 Jy ! Clean residual min=-0.002836 max=0.002646 Jy/beam ! Clean residual mean=-0.000004 rms=0.000742 Jy/beam ! Combined flux in latest and established models = 0.884895 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 122 components and 0.884895 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.057633Jy sigma=0.837338 ! Fit after self-cal, rms=0.057633Jy sigma=0.837321 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 = 4.20601e-05 Jy ! Component: 100 - total flux cleaned = -5.83244e-06 Jy ! Component: 150 - total flux cleaned = 9.31659e-06 Jy ! Component: 200 - total flux cleaned = 9.40382e-06 Jy ! Total flux subtracted in 200 components = 9.40382e-06 Jy ! Clean residual min=-0.002830 max=0.002695 Jy/beam ! Clean residual mean=-0.000004 rms=0.000734 Jy/beam ! Combined flux in latest and established models = 0.884904 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 135 components and 0.884904 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.057635Jy sigma=0.837418 ! Fit after self-cal, rms=0.057636Jy sigma=0.837409 ! 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=0.7779 mas, bmaj=2.098 mas, bpa=-11.73 degrees ! Estimated noise=0.705877 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7779 x 2.098 at -11.73 degrees (North through East) ! Clean map min=-0.0022623 max=0.70117 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 ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.057636Jy sigma=0.837409 ! Fit after self-cal, rms=0.054661Jy sigma=0.781656 ! Inverting map and beam ! Estimated beam: bmin=0.7773 mas, bmaj=2.097 mas, bpa=-11.73 degrees ! Estimated noise=0.705596 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000359923 Jy ! Component: 100 - total flux cleaned = -0.000386982 Jy ! Component: 150 - total flux cleaned = -0.000487583 Jy ! Component: 200 - total flux cleaned = -0.000510161 Jy ! Total flux subtracted in 200 components = -0.000510161 Jy ! Clean residual min=-0.002448 max=0.002121 Jy/beam ! Clean residual mean=-0.000001 rms=0.000544 Jy/beam ! Combined flux in latest and established models = 0.884394 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 154 components and 0.884394 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.054637Jy sigma=0.781283 ! Fit after self-cal, rms=0.054636Jy sigma=0.781279 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.68123e-05 Jy ! Component: 100 - total flux cleaned = -7.5533e-05 Jy ! Component: 150 - total flux cleaned = -5.53996e-05 Jy ! Component: 200 - total flux cleaned = -7.56477e-05 Jy ! Total flux subtracted in 200 components = -7.56477e-05 Jy ! Clean residual min=-0.002442 max=0.002118 Jy/beam ! Clean residual mean=-0.000001 rms=0.000541 Jy/beam ! Combined flux in latest and established models = 0.884318 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 160 components and 0.884318 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.054622Jy sigma=0.781064 ! Fit after self-cal, rms=0.054621Jy sigma=0.781062 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.054621Jy sigma=0.781062 ! Fit after self-cal, rms=0.054616Jy sigma=0.781028 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=0.6709 mas, bmaj=1.931 mas, bpa=-11.86 degrees ! Estimated noise=0.946404 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.529704 Jy ! Component: 100 - total flux cleaned = 0.700529 Jy ! Component: 150 - total flux cleaned = 0.778018 Jy ! Component: 200 - total flux cleaned = 0.814894 Jy ! Total flux subtracted in 200 components = 0.814894 Jy ! Clean residual min=-0.007288 max=0.016771 Jy/beam ! Clean residual mean=0.000001 rms=0.001780 Jy/beam ! Combined flux in latest and established models = 0.814894 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 8 model components to the UV plane model. ! The established model now contains 8 components and 0.814894 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7772 mas, bmaj=2.097 mas, bpa=-11.74 degrees ! Estimated noise=0.705551 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 = 0.0238088 Jy ! Component: 100 - total flux cleaned = 0.0364812 Jy ! Component: 150 - total flux cleaned = 0.0443635 Jy ! Component: 200 - total flux cleaned = 0.0498161 Jy ! Total flux subtracted in 200 components = 0.0498161 Jy ! Clean residual min=-0.002969 max=0.003461 Jy/beam ! Clean residual mean=-0.000002 rms=0.000785 Jy/beam ! Combined flux in latest and established models = 0.86471 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 40 components and 0.86471 Jy ! Inverting map ! Added new window around map position (-21.4, 15.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00406619 Jy ! Component: 100 - total flux cleaned = 0.00718303 Jy ! Component: 150 - total flux cleaned = 0.00970121 Jy ! Component: 200 - total flux cleaned = 0.0112267 Jy ! Total flux subtracted in 200 components = 0.0112267 Jy ! Clean residual min=-0.002646 max=0.002427 Jy/beam ! Clean residual mean=-0.000002 rms=0.000608 Jy/beam ! Combined flux in latest and established models = 0.875937 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 59 components and 0.875937 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.985 mas, bmaj=2.676 mas, bpa=-10.29 degrees ! Estimated noise=0.982619 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00292913 Jy ! Component: 100 - total flux cleaned = 0.00463253 Jy ! Component: 150 - total flux cleaned = 0.0058648 Jy ! Component: 200 - total flux cleaned = 0.00652925 Jy ! Total flux subtracted in 200 components = 0.00652925 Jy ! Clean residual min=-0.002961 max=0.002503 Jy/beam ! Clean residual mean=-0.000004 rms=0.000740 Jy/beam ! Combined flux in latest and established models = 0.882466 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 = 0.000500367 Jy ! Component: 100 - total flux cleaned = 0.00098947 Jy ! Component: 150 - total flux cleaned = 0.00139336 Jy ! Component: 200 - total flux cleaned = 0.00170787 Jy ! Total flux subtracted in 200 components = 0.00170787 Jy ! Clean residual min=-0.002835 max=0.002431 Jy/beam ! Clean residual mean=-0.000004 rms=0.000717 Jy/beam ! Combined flux in latest and established models = 0.884174 Jy ! Adding 57 model components to the UV plane model. ! The established model now contains 108 components and 0.884174 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7772 mas, bmaj=2.097 mas, bpa=-11.74 degrees ! Estimated noise=0.705551 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000651442 Jy ! Component: 100 - total flux cleaned = -0.000556669 Jy ! Component: 150 - total flux cleaned = -0.000514601 Jy ! Component: 200 - total flux cleaned = -0.000551218 Jy ! Total flux subtracted in 200 components = -0.000551218 Jy ! Clean residual min=-0.002333 max=0.002169 Jy/beam ! Clean residual mean=-0.000001 rms=0.000548 Jy/beam ! Combined flux in latest and established models = 0.883622 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 127 components and 0.883622 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.054644Jy sigma=0.781662 ! Fit after self-cal, rms=0.054634Jy sigma=0.781522 wmodel J2236+2828_X_map.mod ! Writing 127 model components to file: J2236+2828_X_map.mod wobs J2236+2828_X_uvs.fits ! Writing UV FITS file: J2236+2828_X_uvs.fits wwins J2236+2828_X_map.win ! wwins: Wrote 4 windows to J2236+2828_X_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 = -0.000140683 Jy ! Component: 100 - total flux cleaned = -6.18177e-05 Jy ! Component: 150 - total flux cleaned = 8.98973e-05 Jy ! Component: 200 - total flux cleaned = 0.000199801 Jy ! Component: 250 - total flux cleaned = 0.000270225 Jy ! Component: 300 - total flux cleaned = 0.000166383 Jy ! Component: 350 - total flux cleaned = 0.000199115 Jy ! Component: 400 - total flux cleaned = 0.000166522 Jy ! Component: 450 - total flux cleaned = 0.000166916 Jy ! Component: 500 - total flux cleaned = 0.000166941 Jy ! Component: 550 - total flux cleaned = 0.000228993 Jy ! Component: 600 - total flux cleaned = 0.000319864 Jy ! Component: 650 - total flux cleaned = 0.000230744 Jy ! Component: 700 - total flux cleaned = 0.00026108 Jy ! Component: 750 - total flux cleaned = 0.000406491 Jy ! Component: 800 - total flux cleaned = 0.000377889 Jy ! Component: 850 - total flux cleaned = 0.00046236 Jy ! Component: 900 - total flux cleaned = 0.000545939 Jy ! Component: 950 - total flux cleaned = 0.000408934 Jy ! Component: 1000 - total flux cleaned = 0.000544839 Jy ! Component: 1050 - total flux cleaned = 0.000625549 Jy ! Component: 1100 - total flux cleaned = 0.000599307 Jy ! Component: 1150 - total flux cleaned = 0.000651692 Jy ! Component: 1200 - total flux cleaned = 0.000651671 Jy ! Component: 1250 - total flux cleaned = 0.000677444 Jy ! Component: 1300 - total flux cleaned = 0.000777972 Jy ! Component: 1350 - total flux cleaned = 0.000727343 Jy ! Component: 1400 - total flux cleaned = 0.00070323 Jy ! Component: 1450 - total flux cleaned = 0.000849486 Jy ! Component: 1500 - total flux cleaned = 0.000800817 Jy ! Component: 1550 - total flux cleaned = 0.000848784 Jy ! Component: 1600 - total flux cleaned = 0.000872645 Jy ! Component: 1650 - total flux cleaned = 0.000872602 Jy ! Component: 1700 - total flux cleaned = 0.000918888 Jy ! Component: 1750 - total flux cleaned = 0.000896254 Jy ! Component: 1800 - total flux cleaned = 0.00096463 Jy ! Component: 1850 - total flux cleaned = 0.000941758 Jy ! Component: 1900 - total flux cleaned = 0.000986206 Jy ! Component: 1950 - total flux cleaned = 0.000963929 Jy ! Component: 2000 - total flux cleaned = 0.00100745 Jy ! Component: 2050 - total flux cleaned = 0.00109382 Jy ! Component: 2100 - total flux cleaned = 0.000922479 Jy ! Component: 2150 - total flux cleaned = 0.00100775 Jy ! Component: 2200 - total flux cleaned = 0.000986174 Jy ! Component: 2250 - total flux cleaned = 0.00100703 Jy ! Component: 2300 - total flux cleaned = 0.00100697 Jy ! Component: 2350 - total flux cleaned = 0.000986786 Jy ! Component: 2400 - total flux cleaned = 0.000986797 Jy ! Component: 2450 - total flux cleaned = 0.000946297 Jy ! Component: 2500 - total flux cleaned = 0.000966408 Jy ! Component: 2550 - total flux cleaned = 0.000886787 Jy ! Component: 2600 - total flux cleaned = 0.000867342 Jy ! Component: 2650 - total flux cleaned = 0.000847917 Jy ! Component: 2700 - total flux cleaned = 0.000886621 Jy ! Component: 2750 - total flux cleaned = 0.000886528 Jy ! Component: 2800 - total flux cleaned = 0.000810157 Jy ! Component: 2850 - total flux cleaned = 0.000791412 Jy ! Component: 2900 - total flux cleaned = 0.000772633 Jy ! Component: 2950 - total flux cleaned = 0.000809809 Jy ! Component: 3000 - total flux cleaned = 0.000791278 Jy ! Component: 3050 - total flux cleaned = 0.000791115 Jy ! Component: 3100 - total flux cleaned = 0.000790878 Jy ! Component: 3150 - total flux cleaned = 0.000718811 Jy ! Component: 3200 - total flux cleaned = 0.000718996 Jy ! Component: 3250 - total flux cleaned = 0.000665973 Jy ! Component: 3300 - total flux cleaned = 0.000718848 Jy ! Component: 3350 - total flux cleaned = 0.000701393 Jy ! Component: 3400 - total flux cleaned = 0.000649274 Jy ! Component: 3450 - total flux cleaned = 0.000649169 Jy ! Component: 3500 - total flux cleaned = 0.000683362 Jy ! Component: 3550 - total flux cleaned = 0.000666368 Jy ! Component: 3600 - total flux cleaned = 0.000683231 Jy ! Component: 3650 - total flux cleaned = 0.000683105 Jy ! Component: 3700 - total flux cleaned = 0.000649689 Jy ! Component: 3750 - total flux cleaned = 0.000633127 Jy ! Component: 3800 - total flux cleaned = 0.00060026 Jy ! Component: 3850 - total flux cleaned = 0.000616453 Jy ! Component: 3900 - total flux cleaned = 0.00058429 Jy ! Component: 3950 - total flux cleaned = 0.000584162 Jy ! Component: 4000 - total flux cleaned = 0.000568255 Jy ! Component: 4050 - total flux cleaned = 0.000584242 Jy ! Total flux subtracted in 4096 components = 0.000536976 Jy ! Clean residual min=-0.001154 max=0.000900 Jy/beam ! Clean residual mean=-0.000001 rms=0.000269 Jy/beam ! Combined flux in latest and established models = 0.884159 Jy keep ! Adding 304 model components to the UV plane model. ! The established model now contains 431 components and 0.884159 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/bm252a_uvs/J2236+2828_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7772 x 2.097 at -11.74 degrees (North through East) ! Clean map min=-0.0018042 max=0.70055 Jy/beam ! Writing clean map to FITS file: /scr/pima/bm252a_uvs/J2236+2828_X_map.fits wmodel /scr/pima/bm252a_uvs/J2236+2828_X_map.mod ! Writing 431 model components to file: /scr/pima/bm252a_uvs/J2236+2828_X_map.mod wobs /scr/pima/bm252a_uvs/J2236+2828_X_uvs.fits ! Writing UV FITS file: /scr/pima/bm252a_uvs/J2236+2828_X_uvs.fits wwins /scr/pima/bm252a_uvs/J2236+2828_X_map.win ! wwins: Wrote 5 windows to /scr/pima/bm252a_uvs/J2236+2828_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.700547 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000267552 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.114575 0.114575 0.229151 0.458302 0.916603 1.83321 3.66641 7.33283 14.6657 29.3313 58.6626 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.7 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2618.36 quit ! Quitting program ! Log file /scr/pima/bm252a_uvs/J2236+2828_X_dfm.log closed on Fri Jun 15 01:06:41 2018