2021 CT8

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7479882186 ± 6.66e-08
Semi-major axis (a)2.2272507095 AU ± 1.44e-08
Inclination (i)11.40870720° ± 5.93e-06
Long. of Asc. Node (Ω)83.49343925° ± 7.87e-05
Arg. of Perihelion (ω)195.76246094° ± 7.70e-05
Mean Anomaly (M)125.67842499° ± 5.76e-06
Mean Motion (n)0.2965231583°/day ± 2.87e-09
Perihelion dist (q)0.56129342 AU ± 1.48e-07
Aphelion dist (Q)3.89320800 AU ± 1.50e-07
Orbital Period3.32394370 yr ± 3.22e-08
Physical Parameters
H (abs. magnitude)20.12
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.262″
Uncertainty0
Orbit TypeApollo
MOID0.189665 AU
Observations Used85
Oppositions9
Arc Total2011-2024
First Observation Used2011-02-10
Last Observation Used2024-11-06
Observations (87)
Date Type RA Dec Mag Band Observatory
2021-03-10 04:50:32 C 11 03 02.76 +41 33 50.7 V I52
2021-03-10 04:55:03 C 11 03 02.16 +41 33 58.5 V I52
2021-03-10 04:58:21 C 11 03 01.70 +41 34 03.8 V I52
2021-03-10 05:22:03 C 11 02 58.37 +41 34 43.4 V I52
2021-03-17 06:18:58 C 10 35 51.90 +46 12 04.0 V 703
2021-03-17 06:27:04 C 10 35 50.37 +46 12 15.6 V 703
2021-03-17 06:35:30 C 10 35 48.63 +46 12 28.9 V 703
2021-03-17 06:43:43 C 10 35 47.05 +46 12 42.1 V 703
2021-03-18 04:50:53 C 10 31 35.68 +46 47 47.1 V I52
2021-03-18 04:51:59 C 10 31 35.50 +46 47 48.9 V I52
2021-03-18 04:53:06 C 10 31 35.26 +46 47 51.1 V I52
2021-03-18 04:54:12 C 10 31 35.05 +46 47 52.6 V I52
2021-03-23 03:48:11 C 10 06 13.22 +49 46 03.3 V I52
2021-03-23 03:56:22 C 10 06 11.22 +49 46 14.8 V I52
2021-03-23 04:02:36 C 10 06 09.71 +49 46 23.9 V I52
2021-03-30 06:32:53 C 09 21 20.68 +53 14 41.4 V I52
2021-03-30 07:06:03 C 09 21 10.62 +53 15 14.6 V I52
2021-03-30 07:07:10 C 09 21 10.23 +53 15 15.3 V I52
2021-03-30 07:08:16 C 09 21 09.97 +53 15 16.4 V I52
2021-03-31 07:11:53 C 09 14 04.707 +53 38 46.74 U F52
2021-03-31 07:53:07 C 09 13 52.085 +53 39 25.42 U F52
2021-03-31 08:13:49 C 09 13 45.591 +53 39 43.84 U F52
2021-04-02 05:40:56 C 08 59 48.55 +54 18 51.0 V I52
2021-04-02 05:45:45 C 08 59 46.89 +54 18 55.3 V I52
2021-04-02 05:46:52 C 08 59 46.61 +54 18 55.7 V I52
2021-04-11 02:37:37 C 07 47 04.12 +55 46 29.5 V G96
2021-04-11 02:43:57 C 07 47 01.75 +55 46 28.6 V G96
2021-04-11 02:50:16 C 07 46 59.39 +55 46 28.5 V G96
2021-04-11 02:56:36 C 07 46 56.99 +55 46 28.6 V G96
2021-10-31 09:27:26 C 04 46 52.436 +13 38 49.93 V F52
2021-10-31 09:43:56 C 04 46 51.248 +13 38 49.60 V F52
2021-10-31 10:00:26 C 04 46 50.037 +13 38 48.59 V F52
2021-10-31 10:16:58 C 04 46 48.818 +13 38 47.59 V F52
2024-11-06 09:15:39 C 19 59 29.131 -38 48 26.10 V 474
2024-11-06 09:22:48 C 19 59 32.294 -38 48 19.48 V 474
2024-11-06 09:29:58 C 19 59 35.638 -38 48 12.60 V 474
2024-11-06 09:46:06 C 19 59 42.960 -38 47 56.04 V 474