! Started logfile: J1641+2257_X_2013_01_09_pus_uvs.log on Mon Nov 3 15:55:17 2014 obs J1641+2257_X_2013_01_09_pus_uva.fits ! Reading UV FITS file: J1641+2257_X_2013_01_09_pus_uva.fits ! AN table 1: 298 integrations on 120 of 120 possible baselines. ! AN table 2: 128 integrations on 120 of 120 possible baselines. ! AN table 3: 74 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.0773 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1641+2257 ! ! 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 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2998 lines of history. ! ! Reading 18552 visibilities. select I ! Polarization I is unavailable. ! 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 = 256 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J1641+2257_X_2013_01_09_pus] 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 mapsize field_size, field_cell ! Map grid = 256x256 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 3811 telescope corrections were flagged in sub-array 1. ! A total of 1673 telescope corrections were flagged in sub-array 2. ! A total of 941 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 3811 telescope corrections were flagged in sub-array 1. ! A total of 1673 telescope corrections were flagged in sub-array 2. ! A total of 941 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 3811 telescope corrections were flagged in sub-array 1. ! A total of 1673 telescope corrections were flagged in sub-array 2. ! A total of 941 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 3811 telescope corrections were flagged in sub-array 1. ! A total of 1673 telescope corrections were flagged in sub-array 2. ! A total of 941 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.627101Jy sigma=0.005287 ! Fit after self-cal, rms=0.528956Jy sigma=0.004642 ! 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 ! Your choice of large map pixels excluded 1.52% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec ! Estimated beam: bmin=0.5716 mas, bmaj=0.9939 mas, bpa=-2.879 degrees ! Estimated noise=970.72 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 = 0.371696 Jy ! Component: 100 - total flux cleaned = 0.478465 Jy ! Total flux subtracted in 100 components = 0.478465 Jy ! Clean residual min=-0.021531 max=0.047710 Jy/beam ! Clean residual mean=0.000128 rms=0.006035 Jy/beam ! Combined flux in latest and established models = 0.478465 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.478465 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.230674Jy sigma=0.001746 ! Fit after self-cal, rms=0.230684Jy sigma=0.001746 ! Inverting map ! Your choice of large map pixels excluded 1.52% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0541286 Jy ! Component: 100 - total flux cleaned = 0.0883679 Jy ! Total flux subtracted in 100 components = 0.0883679 Jy ! Clean residual min=-0.017011 max=0.020251 Jy/beam ! Clean residual mean=-0.000096 rms=0.004696 Jy/beam ! Combined flux in latest and established models = 0.566833 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 15 components and 0.566833 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.211818Jy sigma=0.001555 ! Fit after self-cal, rms=0.211815Jy sigma=0.001555 ! Inverting map ! Your choice of large map pixels excluded 1.52% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec 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 ! Your choice of large map pixels excluded 1.52% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec ! Estimated beam: bmin=0.6827 mas, bmaj=1.215 mas, bpa=-5.516 degrees ! Estimated noise=651.181 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 = 0.033612 Jy ! Component: 100 - total flux cleaned = 0.0506194 Jy ! Component: 150 - total flux cleaned = 0.0602785 Jy ! Component: 200 - total flux cleaned = 0.065904 Jy ! Total flux subtracted in 200 components = 0.065904 Jy ! Clean residual min=-0.017045 max=0.018803 Jy/beam ! Clean residual mean=-0.001808 rms=0.004613 Jy/beam ! Combined flux in latest and established models = 0.632737 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 25 components and 0.632737 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.206297Jy sigma=0.001511 ! Fit after self-cal, rms=0.206277Jy sigma=0.001511 ! Inverting map ! Your choice of large map pixels excluded 1.52% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 342 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.97 HH 1.00* HN 1.04 ! KP 0.76 LA 1.00 MC 1.00* MK 0.91 ! NL 0.82 NY 0.82 OV 0.99 PT 1.03 ! SC 0.90 TS 1.00* WF 0.98 WZ 1.11 ! ! A total of 111 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.00* HH 1.00* HN 1.10 ! KP 1.00* LA 1.00* MC 1.00* MK 0.91 ! NL 0.90 NY 0.91 OV 0.98 PT 1.00* ! SC 1.00 TS 1.52 WF 0.97 WZ 1.17 ! ! A total of 36 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.12 FD 1.01 HH 1.00* HN 1.11 ! KP 0.77 LA 0.99 MC 1.00* MK 0.93 ! NL 0.86 NY 0.94 OV 0.98 PT 1.01 ! SC 1.00* TS 1.07 WF 0.95 WZ 1.00* ! ! ! Correcting IF 2. ! A total of 342 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.02 HH 1.00* HN 1.08 ! KP 0.73 LA 1.03 MC 1.00* MK 0.96 ! NL 0.95 NY 0.79 OV 1.03 PT 1.11 ! SC 0.99 TS 1.00* WF 1.02 WZ 1.08 ! ! A total of 111 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.00* HH 1.00* HN 1.16 ! KP 1.00* LA 1.00* MC 1.00* MK 0.92 ! NL 1.10 NY 0.88 OV 1.02 PT 1.00* ! SC 1.09 TS 1.37 WF 1.02 WZ 1.17 ! ! A total of 36 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.19 FD 1.08 HH 1.00* HN 1.19 ! KP 0.77 LA 0.94 MC 1.00* MK 0.99 ! NL 1.03 NY 1.01 OV 1.02 PT 0.99 ! SC 1.00* TS 0.92 WF 1.11 WZ 1.00* ! ! ! Correcting IF 3. ! A total of 342 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.00 HH 1.00* HN 1.08 ! KP 0.65 LA 1.04 MC 1.00* MK 0.96 ! NL 0.92 NY 0.89 OV 1.04 PT 1.01 ! SC 0.90 TS 1.00* WF 1.03 WZ 1.07 ! ! A total of 111 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.00* HH 1.00* HN 1.12 ! KP 1.00* LA 1.00* MC 1.00* MK 0.95 ! NL 1.00 NY 0.93 OV 1.04 PT 1.00* ! SC 1.02 TS 1.29 WF 1.07 WZ 1.31 ! ! A total of 36 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.18 FD 1.03 HH 1.00* HN 1.19 ! KP 0.65 LA 1.01 MC 1.00* MK 0.98 ! NL 0.99 NY 1.09 OV 1.01 PT 1.02 ! SC 1.00* TS 0.85 WF 1.08 WZ 1.00* ! ! ! Correcting IF 4. ! A total of 342 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 1.06 HH 1.00* HN 1.11 ! KP 0.72 LA 1.09 MC 1.00* MK 0.99 ! NL 0.93 NY 0.88 OV 1.09 PT 1.14 ! SC 1.02 TS 1.00* WF 1.15 WZ 1.18 ! ! A total of 111 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.10 FD 1.00* HH 1.00* HN 1.20 ! KP 1.00* LA 1.00* MC 1.00* MK 1.06 ! NL 1.02 NY 0.93 OV 1.10 PT 1.00* ! SC 1.11 TS 1.65 WF 1.15 WZ 1.33 ! ! A total of 36 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.29 FD 1.17 HH 1.00* HN 1.15 ! KP 0.72 LA 1.08 MC 1.00* MK 1.02 ! NL 0.99 NY 1.05 OV 1.08 PT 1.15 ! SC 1.00* TS 1.03 WF 1.15 WZ 1.00* ! ! ! Fit before self-cal, rms=0.206277Jy sigma=0.001511 ! Fit after self-cal, rms=0.184874Jy sigma=0.001301 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec ! Estimated beam: bmin=0.7188 mas, bmaj=1.269 mas, bpa=-9.421 degrees ! Estimated noise=677.479 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 = -0.0054099 Jy ! Component: 100 - total flux cleaned = -0.00540616 Jy ! Component: 150 - total flux cleaned = -0.00542789 Jy ! Component: 200 - total flux cleaned = -0.00544021 Jy ! Total flux subtracted in 200 components = -0.00544021 Jy ! Clean residual min=-0.007115 max=0.006150 Jy/beam ! Clean residual mean=0.000129 rms=0.001597 Jy/beam ! Combined flux in latest and established models = 0.627296 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 25 components and 0.627296 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184021Jy sigma=0.001294 ! Fit after self-cal, rms=0.184216Jy sigma=0.001294 ! Inverting map ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec 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=0.184216Jy sigma=0.001294 ! Fit after self-cal, rms=0.184035Jy sigma=0.001288 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec ! Estimated beam: bmin=0.7238 mas, bmaj=1.271 mas, bpa=-9.709 degrees ! Estimated noise=678.069 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00436682 Jy ! Component: 100 - total flux cleaned = -0.00434494 Jy ! Component: 150 - total flux cleaned = -0.004348 Jy ! Component: 200 - total flux cleaned = -0.00434553 Jy ! Total flux subtracted in 200 components = -0.00434553 Jy ! Clean residual min=-0.005757 max=0.004682 Jy/beam ! Clean residual mean=0.000158 rms=0.001321 Jy/beam ! Combined flux in latest and established models = 0.622951 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 25 components and 0.622951 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183576Jy sigma=0.001284 ! Fit after self-cal, rms=0.183555Jy sigma=0.001284 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec 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 = 4.00337e-06 Jy ! Component: 100 - total flux cleaned = -8.76992e-05 Jy ! Component: 150 - total flux cleaned = -0.000322743 Jy ! Component: 200 - total flux cleaned = -0.000525993 Jy ! Total flux subtracted in 200 components = -0.000525993 Jy ! Clean residual min=-0.005306 max=0.004690 Jy/beam ! Clean residual mean=0.000171 rms=0.001302 Jy/beam ! Combined flux in latest and established models = 0.622425 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 27 components and 0.622425 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183444Jy sigma=0.001284 ! Fit after self-cal, rms=0.183434Jy sigma=0.001284 ! Inverting map ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec 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=0.183434Jy sigma=0.001284 ! Fit after self-cal, rms=0.183949Jy sigma=0.001277 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec ! Estimated beam: bmin=0.729 mas, bmaj=1.273 mas, bpa=-10.03 degrees ! Estimated noise=679.809 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00300841 Jy ! Component: 100 - total flux cleaned = -0.00301179 Jy ! Component: 150 - total flux cleaned = -0.00323047 Jy ! Component: 200 - total flux cleaned = -0.00341711 Jy ! Total flux subtracted in 200 components = -0.00341711 Jy ! Clean residual min=-0.004779 max=0.003662 Jy/beam ! Clean residual mean=0.000109 rms=0.001078 Jy/beam ! Combined flux in latest and established models = 0.619008 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 28 components and 0.619008 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183713Jy sigma=0.001275 ! Fit after self-cal, rms=0.183711Jy sigma=0.001275 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec 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 = -0.000170145 Jy ! Component: 100 - total flux cleaned = -0.00039207 Jy ! Component: 150 - total flux cleaned = -0.000523165 Jy ! Component: 200 - total flux cleaned = -0.000697608 Jy ! Total flux subtracted in 200 components = -0.000697608 Jy ! Clean residual min=-0.004433 max=0.003580 Jy/beam ! Clean residual mean=0.000129 rms=0.001060 Jy/beam ! Combined flux in latest and established models = 0.61831 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 30 components and 0.61831 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183637Jy sigma=0.001275 ! Fit after self-cal, rms=0.183630Jy sigma=0.001275 ! Inverting map ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec 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=0.183630Jy sigma=0.001275 ! Fit after self-cal, rms=0.184168Jy sigma=0.001274 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec ! Estimated beam: bmin=2.463 mas, bmaj=2.664 mas, bpa=-60.85 degrees ! Estimated noise=916.212 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00275427 Jy ! Component: 100 - total flux cleaned = -0.00350369 Jy ! Component: 150 - total flux cleaned = -0.00360432 Jy ! Component: 200 - total flux cleaned = -0.00361363 Jy ! Total flux subtracted in 200 components = -0.00361363 Jy ! Clean residual min=-0.002757 max=0.004153 Jy/beam ! Clean residual mean=0.000430 rms=0.001160 Jy/beam ! Combined flux in latest and established models = 0.614696 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 33 components and 0.614697 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184117Jy sigma=0.001273 ! Fit after self-cal, rms=0.184112Jy sigma=0.001273 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec 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 = 2.9291e-05 Jy ! Component: 100 - total flux cleaned = 2.96822e-05 Jy ! Component: 150 - total flux cleaned = 1.66606e-05 Jy ! Component: 200 - total flux cleaned = 1.61325e-05 Jy ! Total flux subtracted in 200 components = 1.61325e-05 Jy ! Clean residual min=-0.002773 max=0.004135 Jy/beam ! Clean residual mean=0.000429 rms=0.001160 Jy/beam ! Combined flux in latest and established models = 0.614713 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 33 components and 0.614713 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184096Jy sigma=0.001273 ! Fit after self-cal, rms=0.184091Jy sigma=0.001273 ! Inverting map ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec 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 ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec ! Estimated beam: bmin=0.7329 mas, bmaj=1.274 mas, bpa=-10.21 degrees ! Estimated noise=680.867 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7329 x 1.274 at -10.21 degrees (North through East) ! Clean map min=-0.0033934 max=0.52542 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=0.184091Jy sigma=0.001273 ! Fit after self-cal, rms=0.180940Jy sigma=0.001173 ! Inverting map and beam ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec ! Estimated beam: bmin=0.735 mas, bmaj=1.273 mas, bpa=-10.27 degrees ! Estimated noise=678.818 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00236022 Jy ! Component: 100 - total flux cleaned = -0.0027327 Jy ! Component: 150 - total flux cleaned = -0.00297437 Jy ! Component: 200 - total flux cleaned = -0.00311343 Jy ! Total flux subtracted in 200 components = -0.00311343 Jy ! Clean residual min=-0.003698 max=0.003435 Jy/beam ! Clean residual mean=0.000100 rms=0.000936 Jy/beam ! Combined flux in latest and established models = 0.611599 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 33 components and 0.611599 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180789Jy sigma=0.001172 ! Fit after self-cal, rms=0.180781Jy sigma=0.001172 ! Inverting map ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000193274 Jy ! Component: 100 - total flux cleaned = -0.000303137 Jy ! Component: 150 - total flux cleaned = -0.00040316 Jy ! Component: 200 - total flux cleaned = -0.000493439 Jy ! Total flux subtracted in 200 components = -0.000493439 Jy ! Clean residual min=-0.003438 max=0.003467 Jy/beam ! Clean residual mean=0.000112 rms=0.000926 Jy/beam ! Combined flux in latest and established models = 0.611106 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 34 components and 0.611106 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180724Jy sigma=0.001172 ! Fit after self-cal, rms=0.180719Jy sigma=0.001172 ! Inverting map ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180719Jy sigma=0.001172 ! Fit after self-cal, rms=0.181215Jy sigma=0.001171 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 ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec ! Estimated beam: bmin=0.6163 mas, bmaj=1.042 mas, bpa=-8.352 degrees ! Estimated noise=1085.78 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.396963 Jy ! Component: 100 - total flux cleaned = 0.499592 Jy ! Component: 150 - total flux cleaned = 0.544473 Jy ! Component: 200 - total flux cleaned = 0.569077 Jy ! Total flux subtracted in 200 components = 0.569077 Jy ! Clean residual min=-0.006133 max=0.012801 Jy/beam ! Clean residual mean=0.000109 rms=0.001938 Jy/beam ! Combined flux in latest and established models = 0.569076 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.569076 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec ! Estimated beam: bmin=0.7382 mas, bmaj=1.274 mas, bpa=-10.37 degrees ! Estimated noise=679.424 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 = 0.0194337 Jy ! Component: 100 - total flux cleaned = 0.0291368 Jy ! Component: 150 - total flux cleaned = 0.0341797 Jy ! Component: 200 - total flux cleaned = 0.0365267 Jy ! Total flux subtracted in 200 components = 0.0365267 Jy ! Clean residual min=-0.003238 max=0.003676 Jy/beam ! Clean residual mean=0.000210 rms=0.000913 Jy/beam ! Combined flux in latest and established models = 0.605603 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 20 components and 0.605603 Jy ! Inverting map ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec 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 ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec ! Estimated beam: bmin=2.466 mas, bmaj=2.668 mas, bpa=-60.24 degrees ! Estimated noise=908.24 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00181074 Jy ! Component: 100 - total flux cleaned = 0.00191935 Jy ! Component: 150 - total flux cleaned = 0.00191882 Jy ! Component: 200 - total flux cleaned = 0.00191829 Jy ! Total flux subtracted in 200 components = 0.00191829 Jy ! Clean residual min=-0.002395 max=0.003604 Jy/beam ! Clean residual mean=0.000408 rms=0.001012 Jy/beam ! Combined flux in latest and established models = 0.607522 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 = -1.17449e-05 Jy ! Component: 100 - total flux cleaned = -2.22091e-05 Jy ! Component: 150 - total flux cleaned = -2.24271e-05 Jy ! Component: 200 - total flux cleaned = -3.2135e-05 Jy ! Total flux subtracted in 200 components = -3.2135e-05 Jy ! Clean residual min=-0.002400 max=0.003594 Jy/beam ! Clean residual mean=0.000410 rms=0.001008 Jy/beam ! Combined flux in latest and established models = 0.607489 Jy ! Adding 8 model components to the UV plane model. ! The established model now contains 24 components and 0.607489 Jy ! Inverting map ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec ! Estimated beam: bmin=0.7382 mas, bmaj=1.274 mas, bpa=-10.37 degrees ! Estimated noise=679.424 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0001545 Jy ! Component: 100 - total flux cleaned = 0.000115418 Jy ! Component: 150 - total flux cleaned = 0.000294663 Jy ! Component: 200 - total flux cleaned = 0.000449237 Jy ! Total flux subtracted in 200 components = 0.000449237 Jy ! Clean residual min=-0.003202 max=0.003356 Jy/beam ! Clean residual mean=0.000140 rms=0.000902 Jy/beam ! Combined flux in latest and established models = 0.607939 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 25 components and 0.607939 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.181177Jy sigma=0.001172 ! Fit after self-cal, rms=0.181166Jy sigma=0.001172 wmodel J1641+2257_X_2013_01_09_pus_map.mod ! Writing 25 model components to file: J1641+2257_X_2013_01_09_pus_map.mod wobs J1641+2257_X_2013_01_09_pus_uvs.fits ! Writing UV FITS file: J1641+2257_X_2013_01_09_pus_uvs.fits wwins J1641+2257_X_2013_01_09_pus_map.win ! wwins: Wrote 1 windows to J1641+2257_X_2013_01_09_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000811679 Jy ! Component: 100 - total flux cleaned = 0.00144106 Jy ! Component: 150 - total flux cleaned = 0.001932 Jy ! Component: 200 - total flux cleaned = 0.0022485 Jy ! Component: 250 - total flux cleaned = 0.00255456 Jy ! Component: 300 - total flux cleaned = 0.00280204 Jy ! Component: 350 - total flux cleaned = 0.00304362 Jy ! Component: 400 - total flux cleaned = 0.00323264 Jy ! Component: 450 - total flux cleaned = 0.0034635 Jy ! Component: 500 - total flux cleaned = 0.00346354 Jy ! Component: 550 - total flux cleaned = 0.00364102 Jy ! Component: 600 - total flux cleaned = 0.00368418 Jy ! Component: 650 - total flux cleaned = 0.00372667 Jy ! Component: 700 - total flux cleaned = 0.00376883 Jy ! Component: 750 - total flux cleaned = 0.00385159 Jy ! Component: 800 - total flux cleaned = 0.00385192 Jy ! Component: 850 - total flux cleaned = 0.00393277 Jy ! Component: 900 - total flux cleaned = 0.00397226 Jy ! Component: 950 - total flux cleaned = 0.00401162 Jy ! Component: 1000 - total flux cleaned = 0.00412748 Jy ! Total flux subtracted in 1024 components = 0.00412727 Jy ! Clean residual min=-0.001990 max=0.002780 Jy/beam ! Clean residual mean=0.000029 rms=0.000725 Jy/beam ! Combined flux in latest and established models = 0.612066 Jy keep ! Adding 74 model components to the UV plane model. ! The established model now contains 99 components and 0.612066 Jy ![Exited script file: muppet] wmap "J1641+2257_X_2013_01_09_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7382 x 1.274 at -10.37 degrees (North through East) ! Clean map min=-0.0028145 max=0.52695 Jy/beam ! Writing clean map to FITS file: J1641+2257_X_2013_01_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.526955 invert ! Inverting map ! Your choice of large map pixels excluded 1.69% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000725393 device "J1641+2257_X_2013_01_09_pus\_map.eps/VPS" ! Attempting to open device: 'J1641+2257_X_2013_01_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.412973 0.412973 0.825945 1.65189 3.30378 6.60756 13.2151 26.4302 52.8605 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0021 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.526 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7382 x 1.274 at -10.37 degrees (North through East) ! Clean map min=-0.0028145 max=0.52695 Jy/beam quit ! Quitting program ! Log file J1641+2257_X_2013_01_09_pus_uvs.log closed on Mon Nov 3 15:55:22 2014