Comet C/2017 K2 (PANSTARRS)

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Observation date	image	Photometry (FOCAS)	Afρ	astrometry	Observatory
20170618	X	X		X	B96 - BRIXIIS
20180619	X	X		X	B96 - BRIXIIS
20180625	X	X		X	B96 - BRIXIIS
20180721	X	X		X	B96 - BRIXIIS
20180803	X	X		X	B96 - BRIXIIS
20180804	X	X		X	B96 - BRIXIIS
20180806	X	X		X	B96 - BRIXIIS
20180807	X	X		X	B96 - BRIXIIS
20180808	X	X		X	B96 - BRIXIIS
20180817	X	X		X	B96 - BRIXIIS
20180831	X	X		X	B96 - BRIXIIS
20180901	X	X		X	B96 - BRIXIIS
20180902	X	X		X	B96 - BRIXIIS
20180924	X	X		X	B96 - BRIXIIS
20181016	X	X		X	B96 - BRIXIIS
20190216	X	X		X	B96 - BRIXIIS
20190512	X	X		X	B96 - BRIXIIS
20190626	X	X		X	B96 - BRIXIIS
20190729	X	X		X	B96 - BRIXIIS
20190807	X	X		X	B96 - BRIXIIS
20190811	X	X		X	B96 - BRIXIIS
20190821	X	X		X	B96 - BRIXIIS
20190913	X	X		X	B96 - BRIXIIS
20191110	X	X		X	B96 - BRIXIIS
20200527	X	X		X	B96 - BRIXIIS
20200622	X	X		X	B96 - BRIXIIS
20200624	X	X		X	B96 - BRIXIIS
20200721	X	X		X	B96 - BRIXIIS
20200730	X	X		X	B96 - BRIXIIS
20200906	X	X		X	B96 - BRIXIIS
20200913	X	X		X	B96 - BRIXIIS
20200918	X	X		X	B96 - BRIXIIS
20200920	X	X		X	B96 - BRIXIIS
20200921	X	X		X	B96 - BRIXIIS
20201104	X	X		X	B96 - BRIXIIS
20201106	X	X		X	B96 - BRIXIIS
20201128	X	X		X	B96 - BRIXIIS
20210417	X	X	X	X	B96 - BRIXIIS
20210502	X	X	X	X	B96 - BRIXIIS
20210527	X	X	X	X	B96 - BRIXIIS
20210529	X	X	X	X	B96 - BRIXIIS
20210606	X	X	X	X	B96 - BRIXIIS
20210607	X	X	X	X	B96 - BRIXIIS
20210612	X	X	X	X	B96 - BRIXIIS
20210613	X	X	X	X	B96 - BRIXIIS
20210702	X	X	X	X	B96 - BRIXIIS
20210717	X	X	X	X	B96 - BRIXIIS
20210718	X	X	X	X	B96 - BRIXIIS
20210720	X	X	X	X	B96 - BRIXIIS
20210810	X	X	X	X	B96 - BRIXIIS
20210813	X	X	X	X	B96 - BRIXIIS
20210814	X	X	X	X	B96 - BRIXIIS
20210905	X	X	X	X	B96 - BRIXIIS
20210915	X	X	X	X	B96 - BRIXIIS
20210922	X	X		X	B96 - BRIXIIS
20211004	X		X	X	B96 - BRIXIIS
20211007	X	X	X	X	B96 - BRIXIIS
20211008	X	X	X	X	B96 - BRIXIIS
20211015	X	X	X	X	B96 - BRIXIIS
20211024	X	X	X	X	B96 - BRIXIIS
20211027	X	X	X	X	B96 - BRIXIIS
20211104	X	X	X	X	B96 - BRIXIIS
20211108	X	X	X	X	B96 - BRIXIIS
20211122	X	X	X	X	B96 - BRIXIIS
20220327	X	X	X	X	B96 - BRIXIIS
20220421	X	X	X	X	B96 - BRIXIIS
20220428	X	X	X	X	B96 - BRIXIIS
20220601	X	X	X	X	B96 - BRIXIIS
20220613	X	X	X	X	B96 - BRIXIIS
20220617	X	X	X	X	B96 - BRIXIIS
20220620	X	X	X	X	B96 - BRIXIIS
20220627	X	X	X	X	B96 - BRIXIIS
20220703	X	X	X	X	B96 - BRIXIIS
20220704	X	X	X	X	B96 - BRIXIIS
20220714	X	X	X	X	B96 - BRIXIIS
20240109	X	X	X	X	B96 - BRIXIIS
20240119	X	X	X	X	B96 - BRIXIIS

Comet C/2017 K2 (PANSTARRS)

Photometric data obtained from FOCAS-II software

COD B96

CON BRIXIIS Observatory - Eyckensbeekstraat 2, B-9150 Kruibeke, Belgium

CATALOG: USNO A2.0 / CMC 14-15 - BAND: R

10x10 20x20 30x30 40x40 50x50 60x60 SNR SB COD

COMET UTC +/- +/- +/- +/- +/- +/- N FWHM CAT

------------ ------------------- ----- ----- ----- ----- ----- ----- ---- ---- ---

C/2017 K2 18/06/2017 00:54:33 18.57 18.24 18.24 4.2 17.9 B96

C/2017 K2 18/06/2017 00:54:33* 0.35 0.57 0.41 6 3.6 USN

C/2017 K2 19/06/2018 00:00:40 18.17 17.54 17.50 17.52 4.5 18.6 B96

C/2017 K2 19/06/2018 00:00:40* 0.07 0.05 0.12 0.13 4 3.9 USN

C/2017 K2 21/07/2018 23:02:02 18.24 17.74 17.54 17.58 3.8 18.1 B96

C/2017 K2 21/07/2018 23:02:02* 0.19 0.27 0.27 0.35 4 3.7 USN

C/2017 K2 03/08/2018 00:11:54 18.33 18.04 18.05 2.7 17.9 B96

C/2017 K2 03/08/2018 00:11:54* 0.13 0.17 0.07 4 3.4 USN

C/2017 K2 04/08/2018 00:23:07 18.35 17.88 17.81 3.1 17.9 B96

C/2017 K2 04/08/2018 00:23:07* 0.22 0.22 0.36 4 3.8 USN

C/2017 K2 06/08/2018 00:17:01 18.40 17.87 17.93 18.01 3.8 18.6 B96

C/2017 K2 06/08/2018 00:17:01* 0.05 0.05 0.04 0.19 4 3.4 USN

C/2017 K2 07/08/2018 01:05:41 18.35 17.81 17.77 4.2 18.0 B96

C/2017 K2 07/08/2018 01:05:41* 0.09 0.24 0.28 4 3.5 USN

C/2017 K2 08/08/2018 21:18:19 18.22 17.76 17.50 16.96 16.61 16.40 4.3 18.6 B96

C/2017 K2 08/08/2018 21:18:19* 0.14 0.21 0.28 0.27 0.19 0.14 5 4.7 USN

C/2017 K2 17/08/2018 22:38:00 18.38 18.01 17.76 4.2 18.2 B96

C/2017 K2 17/08/2018 22:38:00* 0.28 0.43 0.49 4 3.7 USN

C/2017 K2 31/08/2018 20:38:19 18.24 17.88 17.79 5.2 18.0 B96

C/2017 K2 31/08/2018 20:38:19* 0.13 0.18 0.15 4 3.7 USN

C/2017 K2 01/09/2018 20:26:09 18.36 18.00 17.79 17.84 1.3 18.4 B96

C/2017 K2 01/09/2018 20:26:09* 0.03 0.14 0.05 0.04 2 3.8 USN

C/2017 K2 02/09/2018 20:23:39 18.27 17.91 17.77 6.2 18.4 B96

C/2017 K2 02/09/2018 20:23:39* 0.04 0.05 0.19 2 3.8 USN

C/2017 K2 24/09/2018 19:38:47 18.34 17.87 17.62 17.66 5.8 18.1 B96

C/2017 K2 24/09/2018 19:38:47* 0.05 0.12 0.17 0.10 2 3.6 USN

C/2017 K2 16/10/2018 19:02:57 18.52 18.12 18.15 5.9 18.1 B96

C/2017 K2 16/10/2018 19:02:57* 0.09 0.15 0.17 3 3.3 USN

C/2017 K2 16/02/2019 04:15:24 18.32 17.64 17.48 5.5 18.0 B96

C/2017 K2 16/02/2019 04:15:24* 0.21 0.16 0.32 4 3.8 USN

C/2017 K2 12/05/2019 22:37:04 17.60 16.95 16.66 16.60 16.64 9.9 18.1 B96

C/2017 K2 12/05/2019 22:37:04* 0.14 0.11 0.05 0.04 0.06 4 3.2 USN

C/2017 K2 26/06/2019 22:48:51 17.49 16.95 16.72 16.70 16.74 5.8 18.1 B96

C/2017 K2 26/06/2019 22:48:51* 0.08 0.06 0.12 0.21 0.35 3 4.0 USN

C/2017 K2 07/08/2019 21:36:28 17.77 17.13 16.90 16.85 16.95 7.1 18.7 B96

C/2017 K2 07/08/2019 21:36:28* 0.08 0.05 0.06 0.04 0.14 5 3.9 USN

C/2017 K2 11/08/2019 21:38:52 17.71 17.10 16.90 8.3 18.1 B96

C/2017 K2 11/08/2019 21:38:52* 0.08 0.11 0.14 7 3.8 USN

C/2017 K2 21/08/2019 20:35:14 17.54 16.92 16.68 16.67 8.6 18.5 B96

C/2017 K2 21/08/2019 20:35:14* 0.08 0.05 0.10 0.15 4 3.6 USN

C/2017 K2 13/09/2019 20:46:46 17.55 16.91 16.73 16.67 16.71 8.1 17.7 B96

C/2017 K2 13/09/2019 20:46:46* 0.07 0.12 0.17 0.23 0.40 7 3.2 USN

C/2017 K2 10/11/2019 19:30:41 17.01 16.37 16.23 16.29 7.8 17.0 B96

C/2017 K2 10/11/2019 19:30:41* 0.07 0.15 0.25 0.34 4 3.7 CMC

C/2017 K2 27/05/2020 23:09:52 16.62 15.92 15.57 15.39 15.24 15.16 11.4 18.3 B96

C/2017 K2 27/05/2020 23:09:52* 0.01 0.02 0.01 0.02 0.08 0.08 2 4.0 Gai

C/2017 K2 22/06/2020 23:13:31 16.56 15.79 15.46 15.31 15.20 15.17 9.1 18.6 B96

C/2017 K2 22/06/2020 23:13:31* 0.00 0.00 0.00 0.00 0.00 0.00 1 3.0 Gai

C/2017 K2 24/06/2020 23:32:08 16.59 15.86 15.50 15.30 15.23 15.22 12.8 18.7 B96

C/2017 K2 24/06/2020 23:32:08* 0.02 0.00 0.04 0.03 0.00 0.01 2 3.3 Gai

C/2017 K2 21/07/2020 22:14:08 16.47 15.73 15.37 15.19 15.05 14.94 18.4 18.8 B96

C/2017 K2 21/07/2020 22:14:08* 0.01 0.05 0.02 0.03 0.07 0.09 2 3.5 Gai

C/2017 K2 30/07/2020 22:04:05 16.48 15.83 15.47 15.26 15.21 15.23 14.3 18.5 B96

C/2017 K2 30/07/2020 22:04:05* 0.01 0.03 0.04 0.08 0.10 0.09 2 3.4 Gai

C/2017 K2 06/09/2020 19:42:10 16.36 15.75 15.43 15.27 15.17 15.13 22.0 18.5 B96

C/2017 K2 06/09/2020 19:42:10* 0.00 0.00 0.00 0.00 0.00 0.00 1 3.1 Gai

C/2017 K2 13/09/2020 21:46:25 16.39 15.65 15.30 15.13 15.06 15.04 16.2 18.1 B96

C/2017 K2 13/09/2020 21:46:25* 0.01 0.00 0.00 0.01 0.02 0.02 2 3.2 Gai

C/2017 K2 18/09/2020 20:36:55 16.42 15.72 15.36 15.21 15.21 15.29 15.3 17.9 B96

C/2017 K2 18/09/2020 20:36:55* 0.01 0.06 0.01 0.01 0.01 0.04 2 3.8 Gai

C/2017 K2 20/09/2020 20:01:50 16.35 15.66 15.32 15.19 15.18 15.19 15.3 18.2 B96

C/2017 K2 20/09/2020 20:01:50* 0.02 0.04 0.02 0.04 0.08 0.08 2 3.7 Gai

C/2017 K2 21/09/2020 19:52:19 16.34 15.65 15.28 15.13 15.12 15.18 15.4 17.9 B96

C/2017 K2 21/09/2020 19:52:19* 0.00 0.02 0.07 0.07 0.07 0.07 2 3.9 Gai

C/2017 K2 21/09/2020 19:52:19 16.34 15.65 15.28 15.13 15.12 15.18 15.4 17.9 B96

C/2017 K2 21/09/2020 19:52:19* 0.00 0.02 0.07 0.07 0.07 0.07 2 3.9 Gai

C/2017 K2 04/11/2020 18:13:45 16.14 15.42 15.04 14.88 14.81 14.77 13.3 17.8 B96

C/2017 K2 04/11/2020 18:13:45* 0.01 0.05 0.05 0.06 0.07 0.07 3 3.8 Gai

C/2017 K2 06/11/2020 18:06:02 16.17 15.41 15.09 14.91 14.80 14.79 14.6 18.0 B96

C/2017 K2 06/11/2020 18:06:02* 0.02 0.04 0.01 0.01 0.01 0.00 2 3.9 Gai

C/2017 K2 17/04/2021 00:26:02 15.39 14.61 14.23 14.01 13.89 13.82 18.9 17.5 B96

C/2017 K2 17/04/2021 00:26:02* 0.00 0.00 0.00 0.00 0.00 0.00 1 4.1 Gai

C/2017 K2 02/05/2021 22:09:15 15.26 14.48 14.12 13.92 13.81 13.74 21.9 17.4 B96

C/2017 K2 02/05/2021 22:09:15* 0.01 0.01 0.02 0.02 0.01 0.02 2 4.0 Gai

C/2017 K2 27/05/2021 22:53:19 15.11 14.34 13.99 13.75 13.61 13.52 29.3 18.0 B96

C/2017 K2 27/05/2021 22:53:19* 0.01 0.02 0.02 0.03 0.03 0.03 3 3.8 Gai

C/2017 K2 29/05/2021 22:54:28 15.07 14.23 13.86 13.64 13.49 13.40 28.1 18.2 B96

C/2017 K2 29/05/2021 22:54:28* 0.01 0.06 0.06 0.06 0.06 0.06 3 3.7 Gai

C/2017 K2 06/06/2021 23:38:20 15.06 14.27 13.89 13.66 13.52 13.45 22.5 18.4 B96

C/2017 K2 06/06/2021 23:38:20* 0.02 0.06 0.06 0.04 0.04 0.05 3 3.6 Gai

C/2017 K2 07/06/2021 23:46:19 15.06 14.32 13.93 13.68 13.53 13.45 20.5 18.1 B96

C/2017 K2 07/06/2021 23:46:19* 0.02 0.04 0.03 0.01 0.01 0.02 3 3.7 Gai

C/2017 K2 12/06/2021 23:59:20 14.98 14.17 13.84 13.59 13.44 13.34 20.9 18.4 B96

C/2017 K2 12/06/2021 23:59:20* 0.06 0.08 0.06 0.05 0.05 0.04 3 4.0 Gai

C/2017 K2 13/06/2021 23:30:39 14.98 14.16 13.81 13.58 13.41 13.32 21.9 18.4 B96

C/2017 K2 13/06/2021 23:30:39* 0.05 0.05 0.06 0.06 0.05 0.05 3 3.8 Gai

C/2017 K2 02/07/2021 21:57:10 14.89 14.11 13.72 13.46 13.29 13.19 19.9 17.8 B96

C/2017 K2 02/07/2021 21:57:10* 0.01 0.02 0.01 0.02 0.01 0.00 2 3.9 Gai

C/2017 K2 17/07/2021 21:23:20 14.82 14.04 13.67 13.42 13.25 13.15 22.2 18.0 B96

C/2017 K2 17/07/2021 21:23:20* 0.02 0.00 0.01 0.02 0.01 0.01 3 3.6 Gai

C/2017 K2 18/07/2021 23:05:32 14.84 14.11 13.72 13.46 13.30 13.19 21.1 18.1 B96

C/2017 K2 18/07/2021 23:05:32* 0.02 0.02 0.03 0.02 0.02 0.02 2 3.9 Gai

C/2017 K2 20/07/2021 22:00:35 14.85 14.03 13.65 13.38 13.19 13.08 31.0 17.6 B96

C/2017 K2 20/07/2021 22:00:35* 0.00 0.00 0.00 0.00 0.00 0.00 1 3.9 Gai

C/2017 K2 10/08/2021 20:48:26 14.85 14.07 13.67 13.41 13.23 13.11 26.8 18.1 B96

C/2017 K2 10/08/2021 20:48:26* 0.01 0.06 0.03 0.01 0.01 0.01 3 2.8 Gai

C/2017 K2 13/08/2021 20:34:04 14.80 13.97 13.58 13.32 13.14 13.04 25.1 18.2 B96

C/2017 K2 13/08/2021 20:34:04* 0.02 0.01 0.03 0.03 0.02 0.02 3 3.3 Gai

C/2017 K2 05/09/2021 20:13:56 14.76 13.91 13.52 13.27 13.09 12.98 26.3 18.0 B96

C/2017 K2 05/09/2021 20:13:56* 0.02 0.04 0.04 0.04 0.04 0.04 3 3.2 Gai

C/2017 K2 22/09/2021 20:29:36 14.71 13.87 13.48 13.21 13.04 12.95 24.7 17.5 B96

C/2017 K2 22/09/2021 20:29:36* 0.00 0.02 0.02 0.02 0.00 0.00 2 3.0 Gai

C/2017 K2 08/10/2021 19:01:28 14.60 13.75 13.33 13.08 12.92 12.83 17.4 17.7 B96

C/2017 K2 08/10/2021 19:01:28* 0.00 0.00 0.00 0.00 0.00 0.00 1 3.9 Gai

C/2017 K2 24/10/2021 19:22:52 14.54 13.68 13.29 13.03 12.88 12.80 16.1 17.5 B96

C/2017 K2 24/10/2021 19:22:52* 0.00 0.00 0.00 0.00 0.00 0.00 1 3.9 Gai

C/2017 K2 27/10/2021 18:52:27 14.48 13.58 13.17 12.94 12.79 12.71 16.4 17.4 B96

C/2017 K2 27/10/2021 18:52:27* 0.00 0.01 0.03 0.03 0.02 0.02 3 3.9 Gai

C/2017 K2 08/11/2021 18:20:02 14.45 13.57 13.19 12.93 12.79 12.72 24.6 16.6 B96

C/2017 K2 08/11/2021 18:20:02* 0.01 0.01 0.00 0.00 0.01 0.01 2 3.6 Gai

C/2017 K2 22/11/2021 18:14:14 14.35 13.45 13.03 12.76 12.62 12.53 22.7 16.9 B96

C/2017 K2 22/11/2021 18:14:14* 0.02 0.01 0.01 0.01 0.01 0.00 2 3.8 Gai

C/2017 K2 28/03/2022 02:13:17 13.65 12.77 12.27 11.96 11.73 11.59 23.3 16.2 B96

C/2017 K2 28/03/2022 02:13:17* 0.01 0.00 0.01 0.01 0.01 0.01 2 3.6 Gai

C/2017 K2 21/04/2022 01:09:35 13.40 12.47 12.00 11.68 11.43 11.26 23.9 17.0 B96

C/2017 K2 21/04/2022 01:09:35* 0.00 0.00 0.00 0.00 0.01 0.00 2 3.6 Gai

C/2017 K2 28/04/2022 01:24:13 13.32 12.42 11.96 11.64 11.41 11.22 22.2 17.1 B96

C/2017 K2 28/04/2022 01:24:13* 0.00 0.02 0.01 0.01 0.01 0.02 2 3.9 Gai

C/2017 K2 01/06/2022 23:42:50 12.78 11.90 11.42 11.09 10.83 10.62 30.6 18.2 B96

C/2017 K2 01/06/2022 23:42:50* 0.00 0.00 0.00 0.00 0.01 0.01 2 4.0 Gai

C/2017 K2 13/06/2022 21:53:04 12.53 11.66 11.21 10.88 10.62 10.40 43.4 16.5 B96

C/2017 K2 13/06/2022 21:53:04* 0.02 0.01 0.01 0.00 0.01 0.00 2 3.7 Gai

C/2017 K2 17/06/2022 22:09:10 12.48 11.59 11.12 10.80 10.54 10.32 35.8 16.7 B96

C/2017 K2 17/06/2022 22:09:10* 0.00 0.00 0.00 0.00 0.00 0.00 1 3.8 Gai

C/2017 K2 20/06/2022 23:14:27 12.48 11.61 11.13 10.79 10.54 10.32 44.6 17.8 B96

C/2017 K2 20/06/2022 23:14:27* 0.00 0.00 0.00 0.00 0.00 0.01 2 3.3 Gai

C/2017 K2 27/06/2022 23:20:00 12.40 11.54 11.05 10.72 10.46 10.26 48.1 18.3 B96

C/2017 K2 27/06/2022 23:20:00* 0.00 0.01 0.01 0.01 0.01 0.00 2 3.5 Gai

C/2017 K2 03/07/2022 22:09:47 12.33 11.50 11.03 10.70 10.44 10.23 42.3 18.0 B96

C/2017 K2 03/07/2022 22:09:47* 0.00 0.01 0.02 0.01 0.01 0.01 2 4.0 Gai

C/2017 K2 04/07/2022 22:19:55 12.31 11.46 10.99 10.66 10.41 10.20 42.2 18.0 B96

C/2017 K2 04/07/2022 22:19:55* 0.04 0.03 0.03 0.03 0.02 0.02 2 4.0 Gai

C/2017 K2 14/07/2022 21:51:14 12.35 11.50 11.04 10.72 10.47 10.27 46.3 16.1 B96

C/2017 K2 14/07/2022 21:51:14* 0.02 0.01 0.00 0.00 0.01 0.01 3 3.4 Gai

C/2017 K2 09/01/2024 20:49:40 14.56 13.78 13.42 13.18 12.99 12.85 23.1 17.6 B96

C/2017 K2 09/01/2024 20:49:40* 0.01 0.00 0.01 0.01 0.01 0.01 2 3.8 Gai

AFRHO LOG

COMET UTC DELTA r BOX " MAG RSR CM +/- AFRHO OBS

------------ ------------------- ----- ----- ----- ----- --- ----- ---- ----- ---

C/2017 K2 18/06/2017 00:54:33 15.86 15.93 1.74 19.10 4 14055 3346 4.148 B96

C/2017 K2 19/06/2018 00:00:40 13.64 13.76 2.02 18.84 5 9852 2189 3.994 B96

C/2017 K2 21/07/2018 23:02:02 13.48 13.56 2.05 18.99 4 8143 2143 3.911 B96

C/2017 K2 03/08/2018 00:11:54 13.43 13.48 2.05 18.73 3 10111 3745 4.005 B96

C/2017 K2 04/08/2018 00:23:07 13.43 13.48 2.05 19.13 3 7019 2264 3.846 B96

C/2017 K2 06/08/2018 00:17:01 13.42 13.46 2.05 18.75 4 9883 2601 3.995 B96

C/2017 K2 07/08/2018 01:05:41 13.42 13.46 2.06 19.19 4 6627 1578 3.821 B96

C/2017 K2 17/08/2018 22:38:00 13.37 13.39 2.06 19.27 4 6031 1436 3.780 B96

C/2017 K2 31/08/2018 20:38:19 13.33 13.30 2.07 18.89 5 8429 1621 3.926 B96

C/2017 K2 01/09/2018 20:26:09 13.32 13.30 2.07 18.97 1 7794 5995 3.892 B96

C/2017 K2 02/09/2018 20:23:39 13.32 13.29 2.07 18.99 6 7656 1235 3.884 B96

C/2017 K2 24/09/2018 19:38:47 13.24 13.15 2.08 19.12 6 6540 1128 3.816 B96

C/2017 K2 16/10/2018 19:02:57 13.16 13.02 2.09 19.05 6 6789 1151 3.832 B96

C/2017 K2 16/02/2019 04:15:24 12.35 12.24 2.23 19.46 6 3593 653 3.555 B96

C/2017 K2 12/05/2019 22:37:04 11.53 11.69 2.39 18.39 10 7678 776 3.885 B96

C/2017 K2 26/06/2019 22:48:51 11.21 11.39 2.46 18.08 6 9190 1585 3.963 B96

C/2017 K2 07/08/2019 21:36:28 11.02 11.11 2.50 18.40 7 6292 886 3.799 B96

C/2017 K2 11/08/2019 21:38:52 11.01 11.08 2.50 18.73 8 4618 556 3.664 B96

C/2017 K2 21/08/2019 20:35:14 10.98 11.02 2.51 18.38 9 6226 724 3.794 B96

C/2017 K2 13/09/2019 20:46:46 10.92 10.86 2.53 18.17 8 7274 898 3.862 B96

C/2017 K2 10/11/2019 19:30:41 10.74 10.47 2.57 17.66 8 10440 1338 4.019 B96

C/2017 K2 27/05/2020 23:09:52 8.80 9.07 3.13 17.50 11 6123 537 3.787 B96

C/2017 K2 22/06/2020 23:13:31 8.59 8.88 3.21 17.33 9 6553 720 3.816 B96

C/2017 K2 24/06/2020 23:32:08 8.58 8.87 3.21 17.38 13 6231 487 3.795 B96

C/2017 K2 21/07/2020 22:14:08 8.44 8.67 3.27 17.34 18 5953 324 3.775 B96

C/2017 K2 30/07/2020 22:04:05 8.41 8.60 3.28 17.21 14 6596 461 3.819 B96

C/2017 K2 06/09/2020 19:42:10 8.33 8.32 3.31 17.06 22 6925 315 3.840 B96

C/2017 K2 13/09/2020 21:46:25 8.32 8.27 3.31 17.12 16 6444 398 3.809 B96

C/2017 K2 18/09/2020 20:36:55 8.32 8.23 3.32 17.01 15 7039 460 3.848 B96

C/2017 K2 20/09/2020 20:01:50 8.31 8.22 3.32 16.95 15 7434 486 3.871 B96

C/2017 K2 21/09/2020 19:52:19 8.31 8.21 3.32 16.96 15 7360 478 3.867 B96

C/2017 K2 04/11/2020 18:13:45 8.23 7.88 3.35 16.88 13 7124 536 3.853 B96

C/2017 K2 06/11/2020 18:06:02 8.23 7.86 3.35 16.91 15 6899 473 3.839 B96

C/2017 K2 17/04/2021 00:26:02 6.40 6.60 4.31 16.05 19 6541 346 3.816 B96

C/2017 K2 02/05/2021 22:09:15 6.16 6.47 4.47 15.85 22 7002 320 3.845 B96

C/2017 K2 27/05/2021 22:53:19 5.83 6.26 4.73 15.70 29 6719 229 3.827 B96

C/2017 K2 29/05/2021 22:54:28 5.81 6.25 4.75 15.67 28 6842 243 3.835 B96

C/2017 K2 06/06/2021 23:38:20 5.72 6.18 4.82 15.64 23 6678 297 3.825 B96

C/2017 K2 07/06/2021 23:46:19 5.71 6.17 4.83 15.66 21 6478 316 3.811 B96

C/2017 K2 12/06/2021 23:59:20 5.66 6.13 4.87 15.55 21 6947 332 3.842 B96

C/2017 K2 13/06/2021 23:30:39 5.65 6.12 4.88 15.56 22 6874 314 3.837 B96

C/2017 K2 02/07/2021 21:57:10 5.50 5.97 5.01 15.49 20 6596 331 3.819 B96

C/2017 K2 17/07/2021 21:23:20 5.43 5.84 5.08 15.39 22 6751 304 3.829 B96

C/2017 K2 18/07/2021 23:05:32 5.43 5.83 5.08 15.42 21 6524 309 3.815 B96

C/2017 K2 20/07/2021 22:00:35 5.42 5.81 5.09 15.46 31 6269 202 3.797 B96

C/2017 K2 10/08/2021 20:48:26 5.38 5.64 5.13 15.45 27 5848 218 3.767 B96

C/2017 K2 13/08/2021 20:34:04 5.37 5.61 5.13 15.39 25 6128 244 3.787 B96

C/2017 K2 05/09/2021 20:13:56 5.39 5.42 5.12 15.35 26 5951 226 3.775 B96

C/2017 K2 22/09/2021 20:29:36 5.42 5.27 5.09 15.30 25 5936 240 3.773 B96

C/2017 K2 08/10/2021 19:01:28 5.44 5.13 5.07 15.19 17 6281 361 3.798 B96

C/2017 K2 24/10/2021 19:22:52 5.45 4.99 5.06 15.11 16 6408 398 3.807 B96

C/2017 K2 08/11/2021 18:20:02 5.44 4.86 5.07 15.01 25 6677 271 3.825 B96

C/2017 K2 22/11/2021 18:14:14 5.40 4.74 5.11 14.94 23 6668 294 3.824 B96

C/2017 K2 27/10/2021 18:52:27 5.45 4.97 5.06 15.05 16 6752 412 3.829 B96

C/2017 K2 28/03/2022 02:13:17 3.60 3.62 7.65 13.92 23 4434 190 3.647 B96

C/2017 K2 21/04/2022 01:09:35 3.05 3.40 9.05 13.47 24 4223 177 3.626 B96

C/2017 K2 28/04/2022 01:24:13 2.89 3.34 9.55 13.33 22 4151 187 3.618 B96

C/2017 K2 01/06/2022 23:42:50 2.18 3.02 12.67 12.47 31 4260 139 3.629 B96

C/2017 K2 13/06/2022 21:53:04 2.00 2.92 13.78 12.13 43 4594 106 3.662 B96

C/2017 K2 17/06/2022 22:09:10 1.95 2.88 14.12 12.04 36 4645 130 3.667 B96

C/2017 K2 20/06/2022 23:14:27 1.92 2.85 14.35 12.03 45 4463 100 3.650 B96

C/2017 K2 27/06/2022 23:20:00 1.86 2.79 14.81 11.91 48 4464 93 3.650 B96

C/2017 K2 03/07/2022 22:09:47 1.83 2.74 15.08 11.84 42 4434 105 3.647 B96

C/2017 K2 04/07/2022 22:19:55 1.82 2.73 15.11 11.81 42 4522 107 3.655 B96

C/2017 K2 14/07/2022 21:51:14 1.81 2.65 15.26 11.84 46 4047 87 3.607 B96

C/2017 K2 09/01/2024 20:49:40 3.86 4.69 7.14 14.82 23 3714 161 3.570 B96

Af(rho) data according the CARA-approach is available via request to CARA-coordinator

http://cara.uai.it

Comet C/2017 K2 (PANSTARRS (astr.vanbuitenen.nl)

CBET 4393 : 20170524 : COMET C/2017 K2 (PANSTARRS)

R. J. Wainscoat reports the discovery of yet another apparent comet at the edge of four 45-s w-band exposures taken with the 1.8-m Pan-STARRS1 telescope at Haleakala , the object having FWHM 1".5, vs. 0".9 for nearby stars. is an Oort cloud comet with a hyperbolic orbit, discovered in May 2017 at a distance beyond the orbit of Saturn when it was 16 AU (2.4 billion km) from the Sun.