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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/2017 Y2 20/07/2020 23:42:52 17.32 17.01 16.91 16.92 16.94 16.88 10.1 19.0 C23 C/2017 Y2 20/07/2020 23:42:52* 0.05 0.14 0.22 0.28 0.38 0.61 7 3.3 Gai C/2017 Y2 22/07/2020 23:09:39 17.37 16.97 16.84 16.72 16.68 16.69 8.0 19.2 C23 C/2017 Y2 22/07/2020 23:09:39* 0.06 0.15 0.23 0.26 0.34 0.43 7 4.0 Gai C/2017 Y2 30/07/2020 23:01:51 17.29 16.89 16.70 16.51 16.40 16.43 5.7 18.3 C23 C/2017 Y2 30/07/2020 23:01:51* 0.10 0.11 0.22 0.29 0.36 0.56 8 4.3 Gai C/2017 Y2 04/08/2020 21:54:17 17.32 16.78 16.57 16.45 16.24 16.06 6.3 18.1 C23 C/2017 Y2 04/08/2020 21:54:17* 0.11 0.11 0.11 0.20 0.17 0.29 8 3.8 Gai C/2017 Y2 17/08/2020 20:46:48 17.43 16.93 16.83 16.73 16.70 16.65 6.9 18.9 C23 C/2017 Y2 17/08/2020 20:46:48* 0.09 0.10 0.12 0.18 0.17 0.15 9 4.1 Gai C/2017 Y2 29/08/2020 20:55:44 17.46 17.15 16.86 16.66 16.51 16.39 5.9 21.1 C23 C/2017 Y2 29/08/2020 20:55:44* 0.15 0.42 0.34 0.27 0.23 0.28 5 3.7 Gai C/2017 Y2 06/09/2020 19:53:37 17.60 17.34 17.28 17.32 17.29 17.20 7.4 21.9 C23 C/2017 Y2 06/09/2020 19:53:37* 0.08 0.14 0.19 0.40 0.45 0.43 4 5.3 Gai C/2017 Y2 17/09/2020 20:05:17 17.52 16.97 16.99 5.3 21.0 C23 C/2017 Y2 17/09/2020 20:05:17* 0.05 0.00 0.08 2 5.0 Gai
APER AfRho Log COMET UTC DELTA r " Mag RSR cm +/- AfRho Obs ------------ ------------------- ----- ----- ----- ----- --- ----- ---- ----- --- C/2017 Y2 20/07/2020 23:42:52 4.57 4.71 6.03 17.36 10 509 50 2.707 C23 C/2017 Y2 22/07/2020 23:09:39 4.60 4.71 5.99 17.50 8 449 56 2.652 C23 C/2017 Y2 30/07/2020 23:01:51 4.72 4.70 5.85 17.54 6 456 80 2.659 C23 C/2017 Y2 04/08/2020 21:54:17 4.79 4.69 5.76 17.67 6 414 66 2.617 C23 C/2017 Y2 17/08/2020 20:46:48 4.97 4.67 5.54 17.58 7 481 70 2.682 C23 C/2017 Y2 29/08/2020 20:55:44 5.13 4.66 5.37 17.89 6 386 65 2.586 C23 C/2017 Y2 06/09/2020 19:53:37 5.23 4.66 5.27 17.67 7 489 66 2.690 C23 C/2017 Y2 17/09/2020 20:05:17 5.35 4.65 5.16 17.81 5 446 84 2.649 C23