! Started logfile: /vlbi/uf001/uva//J1452+4522_X_dfm.log on Mon Jan 14 03:04:23 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/uf001/uva//J1452+4522_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1452+4522_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.975828 visibilities/baseline/integration-bin. ! Found source: J1452+4522 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 134 lines of history. ! ! Reading 30036 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 12 channels. ! Selecting polarization: RR, channels: 1..12 ! 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 ! Reading IF 9 channels: 9..9 ! Reading IF 10 channels: 10..10 ! Reading IF 11 channels: 11..11 ! Reading IF 12 channels: 12..12 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 J1452+4522_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 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.009380Jy sigma=25.114836 ! Fit after self-cal, rms=0.868848Jy sigma=21.595537 ! 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=0.7453 mas, bmaj=1.087 mas, bpa=-8.082 degrees ! Estimated noise=0.354599 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 = 0.0992269 Jy ! Component: 100 - total flux cleaned = 0.128995 Jy ! Total flux subtracted in 100 components = 0.128995 Jy ! Clean residual min=-0.005238 max=0.012280 Jy/beam ! Clean residual mean=-0.000000 rms=0.001101 Jy/beam ! Combined flux in latest and established models = 0.128995 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.128995 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056323Jy sigma=1.348340 ! Fit after self-cal, rms=0.056309Jy sigma=1.347666 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0127107 Jy ! Component: 100 - total flux cleaned = 0.0184184 Jy ! Total flux subtracted in 100 components = 0.0184184 Jy ! Clean residual min=-0.003528 max=0.005872 Jy/beam ! Clean residual mean=0.000002 rms=0.000822 Jy/beam ! Combined flux in latest and established models = 0.147414 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 8 components and 0.147414 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.053547Jy sigma=1.279448 ! Fit after self-cal, rms=0.053546Jy sigma=1.279266 ! Inverting map ! Added new window around map position (-6, 10.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0048553 Jy ! Component: 100 - total flux cleaned = 0.00607609 Jy ! Total flux subtracted in 100 components = 0.00607609 Jy ! Clean residual min=-0.003296 max=0.004130 Jy/beam ! Clean residual mean=0.000002 rms=0.000767 Jy/beam ! Combined flux in latest and established models = 0.15349 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 15 components and 0.15349 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.053237Jy sigma=1.271716 ! Fit after self-cal, rms=0.053175Jy sigma=1.270159 ! 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=0.9292 mas, bmaj=1.335 mas, bpa=-5.354 degrees ! Estimated noise=0.192872 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 (-14, -10.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00385146 Jy ! Component: 100 - total flux cleaned = 0.00570754 Jy ! Component: 150 - total flux cleaned = 0.00663538 Jy ! Component: 200 - total flux cleaned = 0.00733056 Jy ! Total flux subtracted in 200 components = 0.00733056 Jy ! Clean residual min=-0.003946 max=0.004159 Jy/beam ! Clean residual mean=0.000002 rms=0.000742 Jy/beam ! Combined flux in latest and established models = 0.16082 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 30 components and 0.16082 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.052869Jy sigma=1.261544 ! Fit after self-cal, rms=0.052851Jy sigma=1.261101 ! Inverting map ! Added new window around map position (1.4, 1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00370674 Jy ! Component: 100 - total flux cleaned = 0.00486305 Jy ! Component: 150 - total flux cleaned = 0.0058785 Jy ! Component: 200 - total flux cleaned = 0.0064015 Jy ! Total flux subtracted in 200 components = 0.0064015 Jy ! Clean residual min=-0.003617 max=0.003557 Jy/beam ! Clean residual mean=0.000002 rms=0.000667 Jy/beam ! Combined flux in latest and established models = 0.167222 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 47 components and 0.167222 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.052460Jy sigma=1.250602 ! Fit after self-cal, rms=0.052427Jy sigma=1.249772 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9292 x 1.335 at -5.354 degrees (North through East) ! Clean map min=-0.0034152 max=0.12921 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.96 KP 1.02 ! LA 0.90 MK 0.96 NL 1.12 OV 0.97 ! PT 1.00* SC 0.92 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 0.95 KP 1.00 ! LA 0.90 MK 0.99 NL 1.12 OV 0.97 ! PT 1.00* SC 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 0.96 KP 1.01 ! LA 0.91 MK 0.99 NL 1.08 OV 0.97 ! PT 1.00* SC 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.00 HN 0.95 KP 1.03 ! LA 0.90 MK 1.00 NL 1.11 OV 1.00 ! PT 1.00* SC 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.01 HN 0.95 KP 1.04 ! LA 0.93 MK 0.96 NL 1.08 OV 0.98 ! PT 1.00* SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.02 HN 0.95 KP 1.03 ! LA 0.93 MK 0.98 NL 1.08 OV 0.97 ! PT 1.00* SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.98 HN 1.00 KP 1.03 ! LA 0.91 MK 1.00 NL 1.09 OV 0.98 ! PT 1.00* SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.00 HN 0.96 KP 1.02 ! LA 0.94 MK 1.01 NL 1.10 OV 0.93 ! PT 1.00* SC 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.99 HN 0.99 KP 1.03 ! LA 0.93 MK 0.99 NL 1.10 OV 0.96 ! PT 1.00* SC 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.04 HN 0.98 KP 1.00 ! LA 0.90 MK 1.05 NL 1.10 OV 0.98 ! PT 1.00* SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.01 HN 0.97 KP 1.02 ! LA 0.94 MK 1.01 NL 1.10 OV 1.00 ! PT 1.00* SC 0.93 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 0.96 KP 0.98 ! LA 0.92 MK 0.98 NL 1.14 OV 1.00 ! PT 1.00* SC 1.00 ! ! ! Fit before self-cal, rms=0.052427Jy sigma=1.249772 ! Fit after self-cal, rms=0.051677Jy sigma=1.218841 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.921 mas, bmaj=1.329 mas, bpa=-4.951 degrees ! Estimated noise=0.192595 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 = -0.00174808 Jy ! Component: 100 - total flux cleaned = -0.00240969 Jy ! Component: 150 - total flux cleaned = -0.00304144 Jy ! Component: 200 - total flux cleaned = -0.0035676 Jy ! Total flux subtracted in 200 components = -0.0035676 Jy ! Clean residual min=-0.001465 max=0.002002 Jy/beam ! Clean residual mean=0.000001 rms=0.000339 Jy/beam ! Combined flux in latest and established models = 0.163654 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 71 components and 0.163654 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.051559Jy sigma=1.215694 ! Fit after self-cal, rms=0.051587Jy sigma=1.215301 ! Inverting map ! Added new window around map position (-2, 1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00168912 Jy ! Component: 100 - total flux cleaned = 0.00193171 Jy ! Component: 150 - total flux cleaned = 0.00181728 Jy ! Component: 200 - total flux cleaned = 0.001679 Jy ! Total flux subtracted in 200 components = 0.001679 Jy ! Clean residual min=-0.001318 max=0.001222 Jy/beam ! Clean residual mean=0.000001 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.165333 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 88 components and 0.165333 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.051502Jy sigma=1.213063 ! Fit after self-cal, rms=0.051498Jy sigma=1.212996 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.051498Jy sigma=1.212996 ! Fit after self-cal, rms=0.051383Jy sigma=1.207841 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9208 mas, bmaj=1.325 mas, bpa=-5.028 degrees ! Estimated noise=0.192699 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000824732 Jy ! Component: 100 - total flux cleaned = -0.00100074 Jy ! Component: 150 - total flux cleaned = -0.001189 Jy ! Component: 200 - total flux cleaned = -0.00130279 Jy ! Total flux subtracted in 200 components = -0.00130279 Jy ! Clean residual min=-0.001092 max=0.001199 Jy/beam ! Clean residual mean=0.000000 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.16403 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 104 components and 0.16403 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.051344Jy sigma=1.206875 ! Fit after self-cal, rms=0.051348Jy sigma=1.206816 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 (20.8, -18.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000771933 Jy ! Component: 100 - total flux cleaned = 0.000935197 Jy ! Component: 150 - total flux cleaned = 0.000936416 Jy ! Component: 200 - total flux cleaned = 0.000961218 Jy ! Total flux subtracted in 200 components = 0.000961218 Jy ! Clean residual min=-0.000999 max=0.000915 Jy/beam ! Clean residual mean=0.000000 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.164992 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 114 components and 0.164992 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.051317Jy sigma=1.206069 ! Fit after self-cal, rms=0.051315Jy sigma=1.206053 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.051315Jy sigma=1.206053 ! Fit after self-cal, rms=0.051307Jy sigma=1.205893 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9196 mas, bmaj=1.325 mas, bpa=-5.018 degrees ! Estimated noise=0.192685 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000482481 Jy ! Component: 100 - total flux cleaned = -0.000638812 Jy ! Component: 150 - total flux cleaned = -0.000685915 Jy ! Component: 200 - total flux cleaned = -0.000751444 Jy ! Total flux subtracted in 200 components = -0.000751444 Jy ! Clean residual min=-0.000958 max=0.000905 Jy/beam ! Clean residual mean=-0.000000 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.16424 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 117 components and 0.16424 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.051285Jy sigma=1.205346 ! Fit after self-cal, rms=0.051286Jy sigma=1.205337 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 = -0.000127316 Jy ! Component: 100 - total flux cleaned = -0.000148385 Jy ! Component: 150 - total flux cleaned = -0.000206355 Jy ! Component: 200 - total flux cleaned = -0.000297273 Jy ! Total flux subtracted in 200 components = -0.000297273 Jy ! Clean residual min=-0.000940 max=0.000884 Jy/beam ! Clean residual mean=0.000000 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 0.163943 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 121 components and 0.163943 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.051273Jy sigma=1.205020 ! Fit after self-cal, rms=0.051272Jy sigma=1.205019 ! 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. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.051272Jy sigma=1.205019 ! Fit after self-cal, rms=0.051272Jy sigma=1.204935 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.028 mas, bmaj=2.276 mas, bpa=5.218 degrees ! Estimated noise=0.25159 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000580398 Jy ! Component: 100 - total flux cleaned = -0.000943846 Jy ! Component: 150 - total flux cleaned = -0.00116126 Jy ! Component: 200 - total flux cleaned = -0.0013332 Jy ! Total flux subtracted in 200 components = -0.0013332 Jy ! Clean residual min=-0.000855 max=0.000912 Jy/beam ! Clean residual mean=-0.000000 rms=0.000234 Jy/beam ! Combined flux in latest and established models = 0.16261 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 138 components and 0.16261 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.051268Jy sigma=1.204799 ! Fit after self-cal, rms=0.051268Jy sigma=1.204770 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 = -0.000341602 Jy ! Component: 100 - total flux cleaned = -0.000547818 Jy ! Component: 150 - total flux cleaned = -0.000673346 Jy ! Component: 200 - total flux cleaned = -0.000778385 Jy ! Total flux subtracted in 200 components = -0.000778385 Jy ! Clean residual min=-0.000832 max=0.000949 Jy/beam ! Clean residual mean=0.000000 rms=0.000228 Jy/beam ! Combined flux in latest and established models = 0.161831 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 151 components and 0.161831 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.051267Jy sigma=1.204740 ! Fit after self-cal, rms=0.051267Jy sigma=1.204734 ! 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=0.9186 mas, bmaj=1.325 mas, bpa=-5.003 degrees ! Estimated noise=0.192673 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9186 x 1.325 at -5.003 degrees (North through East) ! Clean map min=-0.0010463 max=0.12989 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=0.7364 mas, bmaj=1.077 mas, bpa=-7.452 degrees ! Estimated noise=0.352509 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0988278 Jy ! Component: 100 - total flux cleaned = 0.129488 Jy ! Component: 150 - total flux cleaned = 0.142811 Jy ! Component: 200 - total flux cleaned = 0.14912 Jy ! Total flux subtracted in 200 components = 0.14912 Jy ! Clean residual min=-0.002188 max=0.003035 Jy/beam ! Clean residual mean=0.000001 rms=0.000534 Jy/beam ! Combined flux in latest and established models = 0.14912 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 9 model components to the UV plane model. ! The established model now contains 9 components and 0.14912 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9186 mas, bmaj=1.325 mas, bpa=-5.003 degrees ! Estimated noise=0.192673 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 = 0.00330476 Jy ! Component: 100 - total flux cleaned = 0.00563883 Jy ! Component: 150 - total flux cleaned = 0.00748507 Jy ! Component: 200 - total flux cleaned = 0.00892951 Jy ! Total flux subtracted in 200 components = 0.00892951 Jy ! Clean residual min=-0.001076 max=0.001399 Jy/beam ! Clean residual mean=0.000000 rms=0.000263 Jy/beam ! Combined flux in latest and established models = 0.15805 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 30 components and 0.15805 Jy ! Inverting map ! Added new window around map position (-43.2, -20.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00115743 Jy ! Component: 100 - total flux cleaned = 0.00176275 Jy ! Component: 150 - total flux cleaned = 0.00222864 Jy ! Component: 200 - total flux cleaned = 0.00258022 Jy ! Total flux subtracted in 200 components = 0.00258022 Jy ! Clean residual min=-0.000973 max=0.000973 Jy/beam ! Clean residual mean=0.000000 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.16063 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 47 components and 0.16063 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=2.028 mas, bmaj=2.276 mas, bpa=5.218 degrees ! Estimated noise=0.25159 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000215395 Jy ! Component: 100 - total flux cleaned = 0.000420591 Jy ! Component: 150 - total flux cleaned = 0.000598833 Jy ! Component: 200 - total flux cleaned = 0.000735649 Jy ! Total flux subtracted in 200 components = 0.000735649 Jy ! Clean residual min=-0.000929 max=0.001005 Jy/beam ! Clean residual mean=0.000000 rms=0.000245 Jy/beam ! Combined flux in latest and established models = 0.161365 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 = 5.13867e-05 Jy ! Component: 100 - total flux cleaned = 8.27787e-05 Jy ! Component: 150 - total flux cleaned = 9.73799e-05 Jy ! Component: 200 - total flux cleaned = 0.000111031 Jy ! Total flux subtracted in 200 components = 0.000111031 Jy ! Clean residual min=-0.000898 max=0.000999 Jy/beam ! Clean residual mean=0.000000 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.161476 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 85 components and 0.161476 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9186 mas, bmaj=1.325 mas, bpa=-5.003 degrees ! Estimated noise=0.192673 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.56232e-05 Jy ! Component: 100 - total flux cleaned = 0.000116278 Jy ! Component: 150 - total flux cleaned = 0.000200001 Jy ! Component: 200 - total flux cleaned = 0.000252796 Jy ! Total flux subtracted in 200 components = 0.000252796 Jy ! Clean residual min=-0.000940 max=0.000869 Jy/beam ! Clean residual mean=0.000000 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 0.161729 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 95 components and 0.161729 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.051297Jy sigma=1.205543 ! Fit after self-cal, rms=0.051289Jy sigma=1.205426 wmodel J1452+4522_X_map.mod ! Writing 95 model components to file: J1452+4522_X_map.mod wobs J1452+4522_X_uvs.fits ! Writing UV FITS file: J1452+4522_X_uvs.fits wwins J1452+4522_X_map.win ! wwins: Wrote 7 windows to J1452+4522_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 = -0.00021217 Jy ! Component: 100 - total flux cleaned = -0.000309361 Jy ! Component: 150 - total flux cleaned = -0.00040354 Jy ! Component: 200 - total flux cleaned = -0.00053994 Jy ! Component: 250 - total flux cleaned = -0.000643168 Jy ! Component: 300 - total flux cleaned = -0.000700605 Jy ! Component: 350 - total flux cleaned = -0.000714869 Jy ! Component: 400 - total flux cleaned = -0.000770419 Jy ! Component: 450 - total flux cleaned = -0.000824906 Jy ! Component: 500 - total flux cleaned = -0.000851701 Jy ! Component: 550 - total flux cleaned = -0.000917385 Jy ! Component: 600 - total flux cleaned = -0.000917152 Jy ! Component: 650 - total flux cleaned = -0.000968337 Jy ! Component: 700 - total flux cleaned = -0.00100592 Jy ! Component: 750 - total flux cleaned = -0.00104305 Jy ! Component: 800 - total flux cleaned = -0.00104304 Jy ! Component: 850 - total flux cleaned = -0.00106733 Jy ! Component: 900 - total flux cleaned = -0.00109148 Jy ! Component: 950 - total flux cleaned = -0.00112718 Jy ! Component: 1000 - total flux cleaned = -0.00115081 Jy ! Component: 1050 - total flux cleaned = -0.0012209 Jy ! Component: 1100 - total flux cleaned = -0.00122089 Jy ! Component: 1150 - total flux cleaned = -0.0012321 Jy ! Component: 1200 - total flux cleaned = -0.00130031 Jy ! Component: 1250 - total flux cleaned = -0.00128892 Jy ! Component: 1300 - total flux cleaned = -0.00134463 Jy ! Component: 1350 - total flux cleaned = -0.00134461 Jy ! Component: 1400 - total flux cleaned = -0.00136665 Jy ! Component: 1450 - total flux cleaned = -0.00144278 Jy ! Component: 1500 - total flux cleaned = -0.0014749 Jy ! Component: 1550 - total flux cleaned = -0.00149624 Jy ! Component: 1600 - total flux cleaned = -0.00148564 Jy ! Component: 1650 - total flux cleaned = -0.00149627 Jy ! Component: 1700 - total flux cleaned = -0.00153806 Jy ! Component: 1750 - total flux cleaned = -0.00154855 Jy ! Component: 1800 - total flux cleaned = -0.00159981 Jy ! Component: 1850 - total flux cleaned = -0.0016099 Jy ! Component: 1900 - total flux cleaned = -0.00167036 Jy ! Component: 1950 - total flux cleaned = -0.00166035 Jy ! Component: 2000 - total flux cleaned = -0.0016702 Jy ! Component: 2050 - total flux cleaned = -0.0016702 Jy ! Component: 2100 - total flux cleaned = -0.00168973 Jy ! Component: 2150 - total flux cleaned = -0.00171893 Jy ! Component: 2200 - total flux cleaned = -0.00171888 Jy ! Component: 2250 - total flux cleaned = -0.00172848 Jy ! Component: 2300 - total flux cleaned = -0.00168096 Jy ! Component: 2350 - total flux cleaned = -0.00172834 Jy ! Component: 2400 - total flux cleaned = -0.00174713 Jy ! Component: 2450 - total flux cleaned = -0.00171907 Jy ! Component: 2500 - total flux cleaned = -0.00172836 Jy ! Component: 2550 - total flux cleaned = -0.00173765 Jy ! Component: 2600 - total flux cleaned = -0.00169181 Jy ! Component: 2650 - total flux cleaned = -0.0017192 Jy ! Component: 2700 - total flux cleaned = -0.00170105 Jy ! Component: 2750 - total flux cleaned = -0.00167399 Jy ! Component: 2800 - total flux cleaned = -0.00168298 Jy ! Component: 2850 - total flux cleaned = -0.00170074 Jy ! Component: 2900 - total flux cleaned = -0.00172722 Jy ! Component: 2950 - total flux cleaned = -0.0016305 Jy ! Component: 3000 - total flux cleaned = -0.001648 Jy ! Component: 3050 - total flux cleaned = -0.00162191 Jy ! Component: 3100 - total flux cleaned = -0.00163918 Jy ! Component: 3150 - total flux cleaned = -0.00157903 Jy ! Component: 3200 - total flux cleaned = -0.00160465 Jy ! Component: 3250 - total flux cleaned = -0.00159613 Jy ! Component: 3300 - total flux cleaned = -0.00157929 Jy ! Component: 3350 - total flux cleaned = -0.0015793 Jy ! Component: 3400 - total flux cleaned = -0.00152914 Jy ! Component: 3450 - total flux cleaned = -0.00154575 Jy ! Component: 3500 - total flux cleaned = -0.00152089 Jy ! Component: 3550 - total flux cleaned = -0.00149619 Jy ! Component: 3600 - total flux cleaned = -0.00151255 Jy ! Component: 3650 - total flux cleaned = -0.00147995 Jy ! Component: 3700 - total flux cleaned = -0.00143138 Jy ! Component: 3750 - total flux cleaned = -0.00143943 Jy ! Component: 3800 - total flux cleaned = -0.00139132 Jy ! Component: 3850 - total flux cleaned = -0.00133548 Jy ! Component: 3900 - total flux cleaned = -0.00135131 Jy ! Component: 3950 - total flux cleaned = -0.00133553 Jy ! Component: 4000 - total flux cleaned = -0.00133556 Jy ! Component: 4050 - total flux cleaned = -0.00130426 Jy ! Total flux subtracted in 4096 components = -0.00129651 Jy ! Clean residual min=-0.000481 max=0.000417 Jy/beam ! Clean residual mean=-0.000000 rms=0.000130 Jy/beam ! Combined flux in latest and established models = 0.160433 Jy keep ! Adding 318 model components to the UV plane model. ! The established model now contains 413 components and 0.160433 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1452+4522_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9186 x 1.325 at -5.003 degrees (North through East) ! Clean map min=-0.00071562 max=0.12992 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1452+4522_X_map.fits wmodel /vlbi/uf001/uva//J1452+4522_X_map.mod ! Writing 413 model components to file: /vlbi/uf001/uva//J1452+4522_X_map.mod wobs /vlbi/uf001/uva//J1452+4522_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1452+4522_X_uvs.fits wwins /vlbi/uf001/uva//J1452+4522_X_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J1452+4522_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.12992 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000129116 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.298142 0.298142 0.596284 1.19257 2.38514 4.77027 9.54055 19.0811 38.1622 76.3244 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.129 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1006.23 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1452+4522_X_dfm.log closed on Mon Jan 14 03:04:29 2019