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Astrometry computed with Astrometricaand FoCAs II COD C23 CATALOG: Gaia DR2 - BAND: G 10x10 20x20 30x30 40x40 50x50 60x60 SNR SB COD OBJECT DATE TIME +/- +/- +/- +/- +/- +/- N FWHM CAT ------------ ---------- -------- ----- ----- ----- ----- ----- ----- ---- ---- --- C/2023 A1 18/01/2023 04:05:46 18.58 18.03 17.80 17.63 17.43 17.24 4.7 22.4 C23 C/2023 A1 18/01/2023 04:05:46* 0.06 0.13 0.24 0.28 0.26 0.21 3 4.3 Gai C/2023 A1 21/01/2023 02:05:50 17.79 17.20 16.90 16.70 16.62 16.42 7.1 21.0 C23 C/2023 A1 21/01/2023 02:05:50* 0.38 0.47 0.47 0.47 0.46 0.37 3 7.7 Gai C/2023 A1 03/04/2023 20:37:10 16.87 16.30 15.92 15.60 15.34 15.11 8.8 18.1 C23 C/2023 A1 03/04/2023 20:37:10* 0.05 0.08 0.09 0.09 0.09 0.09 7 4.1 Gai C/2023 A1 13/04/2023 20:42:23 17.09 16.46 16.13 15.86 15.65 15.47 7.6 18.6 C23 C/2023 A1 13/04/2023 20:42:23* 0.06 0.03 0.05 0.09 0.09 0.12 7 4.0 Gai
AFRHO LOG COMET UTC DELTA r BOX " MAG RSR CM +/- AFRHO OBS ------------ ------------------- ----- ----- ----- ----- --- ----- ---- ----- --- C/2023 A1 18/01/2023 04:05:46 1.66 1.98 16.57 18.21 5 5 1 0.736 C23 C/2023 A1 21/01/2023 02:05:50 1.61 1.97 17.08 17.36 7 11 2 1.045 C23 C/2023 A1 03/04/2023 20:37:10 1.51 1.85 18.21 16.34 9 22 2 1.338 C23 C/2023 A1 13/04/2023 20:42:23 1.70 1.86 16.25 16.66 8 21 3 1.320 C23 FoCAs 3.70 www.astrosurf.com/cometas-obs es.groups.yahoo.com/group/Cometas_Obs