! Started logfile: /vlbi/uf001/uva//J0931+2750_X_dfm.log on Mon Jan 14 00:29:53 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//J0931+2750_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0931+2750_X_uva.fits ! AN table 1: 72 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.846451 visibilities/baseline/integration-bin. ! Found source: J0931+2750 ! ! 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 121 lines of history. ! ! Reading 26328 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 J0931+2750_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 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.007424Jy sigma=21.308900 ! Fit after self-cal, rms=0.916046Jy sigma=19.347686 ! 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=0.6529 mas, bmaj=1.362 mas, bpa=-2.022 degrees ! Estimated noise=0.451706 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 = 0.0664208 Jy ! Component: 100 - total flux cleaned = 0.0813074 Jy ! Total flux subtracted in 100 components = 0.0813074 Jy ! Clean residual min=-0.003347 max=0.005125 Jy/beam ! Clean residual mean=0.000002 rms=0.000774 Jy/beam ! Combined flux in latest and established models = 0.0813075 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0813075 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=0.067531Jy sigma=1.288198 ! Fit after self-cal, rms=0.067233Jy sigma=1.282275 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00544121 Jy ! Component: 100 - total flux cleaned = 0.00801283 Jy ! Total flux subtracted in 100 components = 0.00801283 Jy ! Clean residual min=-0.002917 max=0.004685 Jy/beam ! Clean residual mean=0.000001 rms=0.000674 Jy/beam ! Combined flux in latest and established models = 0.0893203 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 11 components and 0.0893203 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=0.066830Jy sigma=1.271373 ! Fit after self-cal, rms=0.066835Jy sigma=1.271257 ! Inverting map ! Added new window around map position (-1.2, -3.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00383229 Jy ! Component: 100 - total flux cleaned = 0.00431794 Jy ! Total flux subtracted in 100 components = 0.00431794 Jy ! Clean residual min=-0.002931 max=0.003433 Jy/beam ! Clean residual mean=0.000002 rms=0.000622 Jy/beam ! Combined flux in latest and established models = 0.0936382 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 16 components and 0.0936382 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=0.066670Jy sigma=1.266719 ! Fit after self-cal, rms=0.066673Jy sigma=1.266475 ! 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=0.8297 mas, bmaj=1.654 mas, bpa=-0.8087 degrees ! Estimated noise=0.210734 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (2.8, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00444801 Jy ! Component: 100 - total flux cleaned = 0.00661431 Jy ! Component: 150 - total flux cleaned = 0.00765787 Jy ! Component: 200 - total flux cleaned = 0.00829112 Jy ! Total flux subtracted in 200 components = 0.00829112 Jy ! Clean residual min=-0.002246 max=0.003113 Jy/beam ! Clean residual mean=-0.000001 rms=0.000493 Jy/beam ! Combined flux in latest and established models = 0.101929 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 48 components and 0.101929 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=0.066378Jy sigma=1.258679 ! Fit after self-cal, rms=0.066348Jy sigma=1.258068 ! Inverting map ! Added new window around map position (-11.6, 13.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00256856 Jy ! Component: 100 - total flux cleaned = 0.00393288 Jy ! Component: 150 - total flux cleaned = 0.00432409 Jy ! Component: 200 - total flux cleaned = 0.00462035 Jy ! Total flux subtracted in 200 components = 0.00462035 Jy ! Clean residual min=-0.002009 max=0.001982 Jy/beam ! Clean residual mean=-0.000001 rms=0.000427 Jy/beam ! Combined flux in latest and established models = 0.10655 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 67 components and 0.10655 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=0.066241Jy sigma=1.255346 ! Fit after self-cal, rms=0.066232Jy sigma=1.255073 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8297 x 1.654 at -0.8087 degrees (North through East) ! Clean map min=-0.0018894 max=0.086562 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.07 HN 0.94 LA 0.99 ! MK 1.02 NL 1.07 OV 0.99 PT 0.98 ! SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 0.97 LA 0.94 ! MK 0.99 NL 1.08 OV 1.03 PT 0.96 ! SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 HN 0.96 LA 1.00 ! MK 1.00 NL 1.07 OV 0.95 PT 0.96 ! SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.06 HN 0.99 LA 0.97 ! MK 1.04 NL 1.04 OV 0.99 PT 1.00 ! SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 0.96 LA 0.94 ! MK 1.02 NL 1.09 OV 1.01 PT 0.97 ! SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.04 HN 0.93 LA 1.01 ! MK 0.98 NL 1.07 OV 1.01 PT 0.96 ! SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.04 HN 0.98 LA 0.96 ! MK 0.99 NL 1.09 OV 0.98 PT 0.99 ! SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.02 HN 0.99 LA 0.97 ! MK 1.04 NL 1.09 OV 0.97 PT 1.01 ! SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.03 HN 0.99 LA 0.97 ! MK 1.00 NL 1.12 OV 0.98 PT 1.02 ! SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.06 HN 0.93 LA 0.92 ! MK 1.03 NL 1.09 OV 1.03 PT 1.03 ! SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.07 HN 0.93 LA 0.92 ! MK 1.01 NL 1.11 OV 1.02 PT 1.01 ! SC 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 0.93 LA 0.92 ! MK 1.10 NL 1.08 OV 0.98 PT 1.03 ! SC 0.99 ! ! ! Fit before self-cal, rms=0.066232Jy sigma=1.255073 ! Fit after self-cal, rms=0.065194Jy sigma=1.250248 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8288 mas, bmaj=1.651 mas, bpa=-0.534 degrees ! Estimated noise=0.210285 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 = -0.00124478 Jy ! Component: 100 - total flux cleaned = -0.00171262 Jy ! Component: 150 - total flux cleaned = -0.00201284 Jy ! Component: 200 - total flux cleaned = -0.00221943 Jy ! Total flux subtracted in 200 components = -0.00221943 Jy ! Clean residual min=-0.001445 max=0.001315 Jy/beam ! Clean residual mean=-0.000000 rms=0.000341 Jy/beam ! Combined flux in latest and established models = 0.10433 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 92 components and 0.10433 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=0.065159Jy sigma=1.249485 ! Fit after self-cal, rms=0.065188Jy sigma=1.249307 ! 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=0.065188Jy sigma=1.249307 ! Fit after self-cal, rms=0.066717Jy sigma=1.244829 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8285 mas, bmaj=1.656 mas, bpa=-0.3463 degrees ! Estimated noise=0.211258 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000890237 Jy ! Component: 100 - total flux cleaned = -0.00124147 Jy ! Component: 150 - total flux cleaned = -0.00144102 Jy ! Component: 200 - total flux cleaned = -0.00159593 Jy ! Total flux subtracted in 200 components = -0.00159593 Jy ! Clean residual min=-0.001172 max=0.001227 Jy/beam ! Clean residual mean=-0.000000 rms=0.000266 Jy/beam ! Combined flux in latest and established models = 0.102734 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 112 components and 0.102734 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=0.066700Jy sigma=1.244409 ! Fit after self-cal, rms=0.066748Jy sigma=1.244265 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 (2, -19.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000202402 Jy ! Component: 100 - total flux cleaned = 0.000171842 Jy ! Component: 150 - total flux cleaned = 0.00012762 Jy ! Component: 200 - total flux cleaned = 0.00018266 Jy ! Total flux subtracted in 200 components = 0.00018266 Jy ! Clean residual min=-0.001096 max=0.001046 Jy/beam ! Clean residual mean=-0.000000 rms=0.000254 Jy/beam ! Combined flux in latest and established models = 0.102917 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 124 components and 0.102917 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=0.066722Jy sigma=1.243721 ! Fit after self-cal, rms=0.066723Jy sigma=1.243681 ! 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=0.066723Jy sigma=1.243681 ! Fit after self-cal, rms=0.067021Jy sigma=1.243512 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8277 mas, bmaj=1.656 mas, bpa=-0.2922 degrees ! Estimated noise=0.211324 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000434875 Jy ! Component: 100 - total flux cleaned = -0.000639025 Jy ! Component: 150 - total flux cleaned = -0.000730676 Jy ! Component: 200 - total flux cleaned = -0.000830714 Jy ! Total flux subtracted in 200 components = -0.000830714 Jy ! Clean residual min=-0.001050 max=0.001001 Jy/beam ! Clean residual mean=-0.000000 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.102086 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 131 components and 0.102086 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=0.067011Jy sigma=1.243271 ! Fit after self-cal, rms=0.067024Jy sigma=1.243258 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 = -0.000114467 Jy ! Component: 100 - total flux cleaned = -0.000158956 Jy ! Component: 150 - total flux cleaned = -0.000186835 Jy ! Component: 200 - total flux cleaned = -0.000213059 Jy ! Total flux subtracted in 200 components = -0.000213059 Jy ! Clean residual min=-0.001037 max=0.000964 Jy/beam ! Clean residual mean=-0.000000 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.101873 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 140 components and 0.101873 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=0.067019Jy sigma=1.243139 ! Fit after self-cal, rms=0.067017Jy sigma=1.243136 ! 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=0.067017Jy sigma=1.243136 ! Fit after self-cal, rms=0.067123Jy sigma=1.243081 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.873 mas, bmaj=2.688 mas, bpa=0.1623 degrees ! Estimated noise=0.273502 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000468611 Jy ! Component: 100 - total flux cleaned = -0.00057888 Jy ! Component: 150 - total flux cleaned = -0.00060495 Jy ! Component: 200 - total flux cleaned = -0.000604936 Jy ! Total flux subtracted in 200 components = -0.000604936 Jy ! Clean residual min=-0.001143 max=0.001234 Jy/beam ! Clean residual mean=-0.000001 rms=0.000295 Jy/beam ! Combined flux in latest and established models = 0.101268 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 160 components and 0.101268 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=0.067121Jy sigma=1.243021 ! Fit after self-cal, rms=0.067126Jy sigma=1.243016 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 = -6.54973e-05 Jy ! Component: 100 - total flux cleaned = -7.64344e-05 Jy ! Component: 150 - total flux cleaned = -7.70978e-05 Jy ! Component: 200 - total flux cleaned = -7.75578e-05 Jy ! Total flux subtracted in 200 components = -7.75578e-05 Jy ! Clean residual min=-0.001119 max=0.001233 Jy/beam ! Clean residual mean=-0.000001 rms=0.000291 Jy/beam ! Combined flux in latest and established models = 0.101191 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 171 components and 0.101191 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=0.067124Jy sigma=1.242985 ! Fit after self-cal, rms=0.067123Jy sigma=1.242985 ! Inverting map ! Added new window around map position (3.6, 7.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00105843 Jy ! Component: 100 - total flux cleaned = 0.00122344 Jy ! Component: 150 - total flux cleaned = 0.00131804 Jy ! Component: 200 - total flux cleaned = 0.00142614 Jy ! Total flux subtracted in 200 components = 0.00142614 Jy ! Clean residual min=-0.001061 max=0.000929 Jy/beam ! Clean residual mean=-0.000001 rms=0.000249 Jy/beam ! Combined flux in latest and established models = 0.102617 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 190 components and 0.102617 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=0.067113Jy sigma=1.242681 ! Fit after self-cal, rms=0.067106Jy sigma=1.242655 ! 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=0.8272 mas, bmaj=1.655 mas, bpa=-0.2569 degrees ! Estimated noise=0.211463 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8272 x 1.655 at -0.2569 degrees (North through East) ! Clean map min=-0.0011476 max=0.086802 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=0.6525 mas, bmaj=1.365 mas, bpa=-1.368 degrees ! Estimated noise=0.450769 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0663462 Jy ! Component: 100 - total flux cleaned = 0.0812546 Jy ! Component: 150 - total flux cleaned = 0.0871319 Jy ! Component: 200 - total flux cleaned = 0.0908948 Jy ! Total flux subtracted in 200 components = 0.0908948 Jy ! Clean residual min=-0.002538 max=0.002364 Jy/beam ! Clean residual mean=0.000001 rms=0.000530 Jy/beam ! Combined flux in latest and established models = 0.0908948 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.0908948 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8272 mas, bmaj=1.655 mas, bpa=-0.2569 degrees ! Estimated noise=0.211463 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 = 0.00337436 Jy ! Component: 100 - total flux cleaned = 0.00550356 Jy ! Component: 150 - total flux cleaned = 0.00697576 Jy ! Component: 200 - total flux cleaned = 0.00786732 Jy ! Total flux subtracted in 200 components = 0.00786732 Jy ! Clean residual min=-0.001283 max=0.001104 Jy/beam ! Clean residual mean=-0.000000 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.0987621 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 33 components and 0.0987621 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=1.873 mas, bmaj=2.688 mas, bpa=0.1623 degrees ! Estimated noise=0.273502 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00131157 Jy ! Component: 100 - total flux cleaned = 0.00195079 Jy ! Component: 150 - total flux cleaned = 0.00246189 Jy ! Component: 200 - total flux cleaned = 0.00278729 Jy ! Total flux subtracted in 200 components = 0.00278729 Jy ! Clean residual min=-0.001180 max=0.000996 Jy/beam ! Clean residual mean=-0.000001 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.101549 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 = 0.000314541 Jy ! Component: 100 - total flux cleaned = 0.000597793 Jy ! Component: 150 - total flux cleaned = 0.000833205 Jy ! Component: 200 - total flux cleaned = 0.00106889 Jy ! Total flux subtracted in 200 components = 0.00106889 Jy ! Clean residual min=-0.001065 max=0.000914 Jy/beam ! Clean residual mean=-0.000001 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.102618 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 79 components and 0.102618 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8272 mas, bmaj=1.655 mas, bpa=-0.2569 degrees ! Estimated noise=0.211463 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000329776 Jy ! Component: 100 - total flux cleaned = 0.000391995 Jy ! Component: 150 - total flux cleaned = 0.000538718 Jy ! Component: 200 - total flux cleaned = 0.000703271 Jy ! Total flux subtracted in 200 components = 0.000703271 Jy ! Clean residual min=-0.001101 max=0.001030 Jy/beam ! Clean residual mean=-0.000000 rms=0.000234 Jy/beam ! Combined flux in latest and established models = 0.103322 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 104 components and 0.103322 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=0.067139Jy sigma=1.243270 ! Fit after self-cal, rms=0.067118Jy sigma=1.243142 wmodel J0931+2750_X_map.mod ! Writing 104 model components to file: J0931+2750_X_map.mod wobs J0931+2750_X_uvs.fits ! Writing UV FITS file: J0931+2750_X_uvs.fits wwins J0931+2750_X_map.win ! wwins: Wrote 6 windows to J0931+2750_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 = -0.000251644 Jy ! Component: 100 - total flux cleaned = -0.000375433 Jy ! Component: 150 - total flux cleaned = -0.000425812 Jy ! Component: 200 - total flux cleaned = -0.000442076 Jy ! Component: 250 - total flux cleaned = -0.000394562 Jy ! Component: 300 - total flux cleaned = -0.000363418 Jy ! Component: 350 - total flux cleaned = -0.000333016 Jy ! Component: 400 - total flux cleaned = -0.000318203 Jy ! Component: 450 - total flux cleaned = -0.000317893 Jy ! Component: 500 - total flux cleaned = -0.000261419 Jy ! Component: 550 - total flux cleaned = -0.000261501 Jy ! Component: 600 - total flux cleaned = -0.000275153 Jy ! Component: 650 - total flux cleaned = -0.000221501 Jy ! Component: 700 - total flux cleaned = -0.000208382 Jy ! Component: 750 - total flux cleaned = -0.000169239 Jy ! Component: 800 - total flux cleaned = -0.000143519 Jy ! Component: 850 - total flux cleaned = -4.16548e-05 Jy ! Component: 900 - total flux cleaned = -1.64431e-05 Jy ! Component: 950 - total flux cleaned = 4.56117e-05 Jy ! Component: 1000 - total flux cleaned = 8.24347e-05 Jy ! Component: 1050 - total flux cleaned = 0.000118861 Jy ! Component: 1100 - total flux cleaned = 0.000178898 Jy ! Component: 1150 - total flux cleaned = 0.000214529 Jy ! Component: 1200 - total flux cleaned = 0.000261509 Jy ! Component: 1250 - total flux cleaned = 0.000284621 Jy ! Component: 1300 - total flux cleaned = 0.000238579 Jy ! Component: 1350 - total flux cleaned = 0.000295549 Jy ! Component: 1400 - total flux cleaned = 0.000250215 Jy ! Component: 1450 - total flux cleaned = 0.000216871 Jy ! Component: 1500 - total flux cleaned = 0.000283531 Jy ! Component: 1550 - total flux cleaned = 0.000261454 Jy ! Component: 1600 - total flux cleaned = 0.000272324 Jy ! Component: 1650 - total flux cleaned = 0.000272327 Jy ! Component: 1700 - total flux cleaned = 0.000293744 Jy ! Component: 1750 - total flux cleaned = 0.000304174 Jy ! Component: 1800 - total flux cleaned = 0.000282824 Jy ! Component: 1850 - total flux cleaned = 0.000261932 Jy ! Component: 1900 - total flux cleaned = 0.000272315 Jy ! Component: 1950 - total flux cleaned = 0.000262021 Jy ! Component: 2000 - total flux cleaned = 0.000302919 Jy ! Component: 2050 - total flux cleaned = 0.00030278 Jy ! Component: 2100 - total flux cleaned = 0.000312699 Jy ! Component: 2150 - total flux cleaned = 0.000302678 Jy ! Component: 2200 - total flux cleaned = 0.000342156 Jy ! Component: 2250 - total flux cleaned = 0.000293028 Jy ! Component: 2300 - total flux cleaned = 0.000332091 Jy ! Component: 2350 - total flux cleaned = 0.000361081 Jy ! Component: 2400 - total flux cleaned = 0.000303369 Jy ! Component: 2450 - total flux cleaned = 0.000312924 Jy ! Component: 2500 - total flux cleaned = 0.000312916 Jy ! Component: 2550 - total flux cleaned = 0.000303569 Jy ! Component: 2600 - total flux cleaned = 0.000341002 Jy ! Component: 2650 - total flux cleaned = 0.000294556 Jy ! Component: 2700 - total flux cleaned = 0.000266981 Jy ! Component: 2750 - total flux cleaned = 0.000321958 Jy ! Component: 2800 - total flux cleaned = 0.000294677 Jy ! Component: 2850 - total flux cleaned = 0.000267532 Jy ! Component: 2900 - total flux cleaned = 0.000258572 Jy ! Component: 2950 - total flux cleaned = 0.000258557 Jy ! Component: 3000 - total flux cleaned = 0.000258567 Jy ! Component: 3050 - total flux cleaned = 0.000205823 Jy ! Component: 3100 - total flux cleaned = 0.00018844 Jy ! Component: 3150 - total flux cleaned = 0.000205831 Jy ! Component: 3200 - total flux cleaned = 0.000240397 Jy ! Component: 3250 - total flux cleaned = 0.000214546 Jy ! Component: 3300 - total flux cleaned = 0.000188866 Jy ! Component: 3350 - total flux cleaned = 0.000188869 Jy ! Component: 3400 - total flux cleaned = 0.000197357 Jy ! Component: 3450 - total flux cleaned = 0.000180639 Jy ! Component: 3500 - total flux cleaned = 0.000189085 Jy ! Component: 3550 - total flux cleaned = 0.000164183 Jy ! Component: 3600 - total flux cleaned = 0.000213524 Jy ! Component: 3650 - total flux cleaned = 0.000213583 Jy ! Component: 3700 - total flux cleaned = 0.000229845 Jy ! Component: 3750 - total flux cleaned = 0.000205514 Jy ! Component: 3800 - total flux cleaned = 0.00024577 Jy ! Component: 3850 - total flux cleaned = 0.000237717 Jy ! Component: 3900 - total flux cleaned = 0.000213827 Jy ! Component: 3950 - total flux cleaned = 0.000237507 Jy ! Component: 4000 - total flux cleaned = 0.000261163 Jy ! Component: 4050 - total flux cleaned = 0.000229748 Jy ! Total flux subtracted in 4096 components = 0.000237498 Jy ! Clean residual min=-0.000476 max=0.000445 Jy/beam ! Clean residual mean=0.000000 rms=0.000131 Jy/beam ! Combined flux in latest and established models = 0.103559 Jy keep ! Adding 294 model components to the UV plane model. ! The established model now contains 398 components and 0.103559 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0931+2750_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8272 x 1.655 at -0.2569 degrees (North through East) ! Clean map min=-0.00068033 max=0.087039 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0931+2750_X_map.fits wmodel /vlbi/uf001/uva//J0931+2750_X_map.mod ! Writing 398 model components to file: /vlbi/uf001/uva//J0931+2750_X_map.mod wobs /vlbi/uf001/uva//J0931+2750_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0931+2750_X_uvs.fits wwins /vlbi/uf001/uva//J0931+2750_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J0931+2750_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0870392 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000130328 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.449206 0.449206 0.898412 1.79682 3.59365 7.18729 14.3746 28.7492 57.4983 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.087 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 667.845 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0931+2750_X_dfm.log closed on Mon Jan 14 00:29:59 2019