I observed SN2022hrs with a C11 from my home in Malmö, Sweden. Here in CBS-report format, processed with Lesvephotometry.
Magnus Larsson
------------------------------------------------------------------ PHOTOMETRIC CCD OBSERVATIONS SN2022hrs on April 20, 2022 ; JD 2459690.359 to 2459690.367 ------------------------------------------------------------------ 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 SN2022hrs
Reference star(s) Star1 AAVSO Label=138 AUID 000-BPJ-064
Check star(s) Star2 AAVSO Label=142 AUID 000-BPJ-065 Star3 AAVSO Label=146 AUID 000-BPJ-066 Star4 AAVSO Label=150 AUID 000-BPJ-067
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 2459690.358893 13.481 0.019 13.822 14.172 14.561 14.959 1.4 V na 17.33 90.0 1 17.4 2459690.359989 13.518 0.018 13.822 14.196 14.631 14.946 1.4 V na 17.38 90.0 1 17.5 2459690.361276 13.722 0.023 14.369 14.776 15.190 15.788 1.4 B na 18.09 120.0 1 17.6 2459690.362717 13.733 0.027 14.369 14.792 15.283 15.728 1.4 B na 18.16 120.0 1 17.4 2459690.364029 13.210 0.013 13.490 13.842 14.220 14.574 1.4 R na 17.11 90.0 1 17.5 2459690.365122 13.211 0.015 13.490 13.876 14.236 14.571 1.4 R na 17.16 90.0 1 17.4 2459690.366248 13.352 0.025 13.177 13.463 13.836 14.240 1.4 I na 17.47 90.0 1 16.8 2459690.367341 13.501 0.033 13.177 13.611 13.940 14.252 1.4 I na 17.57 90.0 1 16.5