Hi!
Observations from my backyard, yesterday evening, in Sweden.
Magnus
------------------------------------------------------------------ PHOTOMETRIC CCD OBSERVATIONS SN 2022hrs on April 27, 2022 ; JD 2459697.336 to 2459697.447 ------------------------------------------------------------------ Observer : Magnus Larsson, Malmö, Sweden Instruments: Celestron C11 with Starizona 0.7x reducer Atik383L+ CCD
------------------------------------------------------------------ LesvePhotometry version = V1.2.0.130 Observation site Latitude = 55 32 53 Observation site Longitude = 13 21 53
Obj1 SN 2022hrs
Reference star(s) Star1 AAVSO Label=125 AUID 000-BPJ-102
Check star(s) Star2 AAVSO Label=132 AUID 000-BPJ-103 Star3 AAVSO Label=138 AUID 000-BPJ-064 Star4 AAVSO Label=142 AUID 000-BPJ-065
Aperture radius 1.4 * FWHM Gap 6 (pixels) 6.47 arcsec Annulus 5 (pixels) 5.39 arcsec
T (JD) Obj1 Err Star1 Star2 Star3 Star4 Airm Filter Group SkyBri. Expo time SnapShots LimitingMagnitude 2459697.336081 12.553 0.009 12.540 13.227 13.796 14.129 1.4 V na 16.40 90.0 1 17.2 2459697.337369 12.755 0.015 13.185 13.837 14.355 14.685 1.4 B na 16.49 120.0 1 17.0 2459697.338671 12.407 0.008 12.188 12.917 13.502 13.861 1.4 R na 16.36 90.0 1 17.0 2459697.339798 12.602 0.015 11.857 12.621 13.186 13.566 1.4 I na 16.46 90.0 1 16.3 2459697.345593 12.541 0.010 12.540 13.226 13.804 14.173 1.4 V na 16.71 90.0 1 17.3 2459697.346881 12.752 0.013 13.185 13.847 14.369 14.751 1.4 B na 17.17 120.0 1 17.3 2459697.348193 12.413 0.009 12.188 12.920 13.502 13.858 1.4 R na 16.54 90.0 1 16.9 2459697.349322 12.599 0.017 11.857 12.620 13.203 13.543 1.4 I na 17.01 90.0 1 16.3 2459697.350476 12.556 0.011 12.540 13.224 13.784 14.146 1.4 V na 16.86 90.0 1 16.9 2459697.351776 12.736 0.013 13.185 13.825 14.333 14.770 1.4 B na 17.43 120.0 1 17.2 2459697.353087 12.398 0.010 12.188 12.899 13.475 13.864 1.4 R na 16.58 90.0 1 16.7 2459697.354214 12.587 0.024 11.857 12.596 13.175 13.566 1.4 I na 17.00 90.0 1 15.8 2459697.355353 12.531 0.012 12.540 13.211 13.762 14.184 1.4 V na 16.72 90.0 1 16.8 2459697.356654 12.732 0.015 13.185 13.817 14.357 14.761 1.4 B na 17.41 120.0 1 17.1 2459697.357965 12.396 0.009 12.188 12.931 13.476 13.855 1.4 R na 16.58 90.0 1 16.9 2459697.359092 12.613 0.017 11.857 12.635 13.167 13.496 1.4 I na 17.09 90.0 1 16.4 2459697.360231 12.560 0.011 12.540 13.231 13.809 14.174 1.4 V na 16.79 90.0 1 16.9 2459697.361531 12.741 0.012 13.185 13.803 14.334 14.803 1.4 B na 17.56 120.0 1 17.3 2459697.362845 12.406 0.012 12.188 12.882 13.469 13.896 1.4 R na 16.61 90.0 1 16.6 2459697.363959 12.621 0.019 11.857 12.615 13.162 13.558 1.4 I na 17.05 90.0 1 16.2 2459697.365098 12.524 0.011 12.540 13.250 13.845 14.137 1.4 V na 16.86 90.0 1 16.9 2459697.366388 12.748 0.012 13.185 13.816 14.382 14.747 1.4 B na 17.64 120.0 1 17.4 2459697.367689 12.399 0.010 12.188 12.930 13.468 13.818 1.4 R na 16.70 90.0 1 16.7 2459697.368815 12.620 0.015 11.857 12.599 13.184 13.570 1.4 I na 17.16 90.0 1 16.5 2459697.369966 12.529 0.010 12.540 13.233 13.807 14.112 1.4 V na 16.95 90.0 1 17.0 2459697.371255 12.744 0.014 13.185 13.826 14.366 14.749 1.4 B na 17.73 120.0 1 17.2 2459697.372567 12.402 0.009 12.188 12.912 13.478 13.811 1.4 R na 16.69 90.0 1 17.0 2459697.373693 12.625 0.016 11.857 12.621 13.225 13.557 1.4 I na 17.18 90.0 1 16.4 2459697.374833 12.515 0.010 12.540 13.216 13.760 14.139 1.3 V na 16.89 90.0 1 17.1 2459697.376133 12.737 0.012 13.185 13.818 14.354 14.703 1.3 B na 17.64 120.0 1 17.5 2459697.377445 12.407 0.010 12.188 12.910 13.460 13.878 1.3 R na 16.62 90.0 1 16.9 2459697.378571 12.610 0.015 11.857 12.613 13.145 13.549 1.3 I na 17.08 90.0 1 16.6 2459697.379723 12.551 0.012 12.540 13.203 13.784 14.175 1.3 V na 16.78 90.0 1 16.7 2459697.381023 12.748 0.013 13.185 13.826 14.352 14.712 1.3 B na 17.62 120.0 1 17.4 2459697.382336 12.389 0.009 12.188 12.903 13.527 13.862 1.3 R na 16.62 90.0 1 16.8 2459697.383450 12.615 0.019 11.857 12.616 13.161 13.509 1.3 I na 17.00 90.0 1 16.1 2459697.384588 12.523 0.011 12.540 13.204 13.775 14.186 1.3 V na 16.91 90.0 1 16.9 2459697.385889 12.744 0.012 13.185 13.845 14.385 14.743 1.3 B na 17.74 120.0 1 17.4 2459697.387201 12.397 0.010 12.188 12.921 13.489 13.894 1.3 R na 16.69 90.0 1 16.8 2459697.388316 12.616 0.016 11.857 12.603 13.173 13.607 1.3 I na 17.16 90.0 1 16.4 2459697.389469 12.522 0.010 12.540 13.192 13.760 14.173 1.3 V na 16.92 90.0 1 17.1 2459697.390757 12.736 0.012 13.185 13.832 14.345 14.729 1.3 B na 17.73 120.0 1 17.4 2459697.392072 12.390 0.009 12.188 12.888 13.481 13.845 1.3 R na 16.60 90.0 1 17.0 2459697.393186 12.609 0.018 11.857 12.595 13.205 13.582 1.3 I na 17.02 90.0 1 16.3 2459697.399933 12.564 0.012 12.540 13.218 13.869 14.162 1.3 V na 16.65 90.0 1 16.7 2459697.401221 12.768 0.015 13.185 13.832 14.357 14.756 1.3 B na 17.36 120.0 1 17.0 2459697.402524 12.386 0.014 12.188 12.908 13.532 13.871 1.3 R na 16.07 90.0 1 16.3 2459697.403650 12.622 0.020 11.857 12.589 13.181 13.517 1.3 I na 16.64 90.0 1 16.1 2459697.404790 12.545 0.013 12.540 13.211 13.799 14.190 1.3 V na 16.80 90.0 1 16.6 2459697.406090 12.760 0.013 13.185 13.819 14.406 14.699 1.3 B na 17.67 120.0 1 17.3 2459697.407402 12.396 0.008 12.188 12.922 13.512 13.842 1.3 R na 16.67 90.0 1 17.0 2459697.408529 12.632 0.014 11.857 12.624 13.198 13.559 1.3 I na 17.13 90.0 1 16.5 2459697.409683 12.567 0.010 12.540 13.232 13.779 14.188 1.3 V na 16.86 90.0 1 17.1 2459697.410972 12.735 0.014 13.185 13.796 14.372 14.811 1.3 B na 17.65 120.0 1 17.1 2459697.412285 12.393 0.009 12.188 12.902 13.500 13.861 1.3 R na 16.57 90.0 1 16.9 2459697.413411 12.628 0.014 11.857 12.632 13.208 13.584 1.3 I na 17.02 90.0 1 16.6 2459697.414563 12.570 0.010 12.540 13.254 13.820 14.154 1.3 V na 16.93 90.0 1 17.0 2459697.415851 12.770 0.012 13.185 13.831 14.402 14.775 1.4 B na 17.72 120.0 1 17.4 2459697.417166 12.419 0.009 12.188 12.927 13.514 13.840 1.4 R na 16.65 90.0 1 17.1 2459697.418292 12.594 0.013 11.857 12.615 13.218 13.527 1.4 I na 17.05 90.0 1 16.6 2459697.419430 12.556 0.010 12.540 13.232 13.849 14.187 1.4 V na 16.92 90.0 1 17.0 2459697.420718 12.787 0.014 13.185 13.847 14.408 14.771 1.4 B na 17.70 120.0 1 17.1 2459697.422031 12.402 0.010 12.188 12.910 13.512 13.874 1.4 R na 16.53 90.0 1 16.8 2459697.423145 12.625 0.016 11.857 12.615 13.210 13.554 1.4 I na 16.98 90.0 1 16.4 2459697.424297 12.541 0.014 12.540 13.229 13.877 14.118 1.4 V na 16.29 90.0 1 16.6 2459697.425598 12.745 0.016 13.185 13.849 14.354 14.736 1.4 B na 17.07 120.0 1 17.0 2459697.426909 12.410 0.012 12.188 12.918 13.506 13.903 1.4 R na 16.10 90.0 1 16.5 2459697.428035 12.646 0.023 11.857 12.574 13.145 13.569 1.4 I na 16.67 90.0 1 15.8 2459697.429214 12.564 0.021 12.540 13.255 13.935 14.270 1.4 V na 15.88 90.0 1 16.1 2459697.438791 12.576 0.015 12.540 13.237 13.770 14.157 1.4 V na 16.56 90.0 1 16.4 2459697.440079 12.762 0.014 13.185 13.812 14.392 14.686 1.4 B na 17.57 120.0 1 17.1 2459697.441393 12.411 0.013 12.188 12.906 13.528 13.772 1.4 R na 16.44 90.0 1 16.4 2459697.442508 12.635 0.025 11.857 12.618 13.228 13.414 1.4 I na 16.62 90.0 1 15.8 2459697.443682 12.562 0.015 12.540 13.197 13.750 14.179 1.4 V na 16.27 90.0 1 16.5 2459697.446291 12.379 0.028 12.188 12.876 13.445 13.750 1.4 R na 14.84 90.0 1 15.4 2459697.447418 12.627 0.017 11.857 12.612 13.224 13.511 1.4 I na 16.99 90.0 1 16.2