2021 CP8

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3491008444 ± 4.67e-05
Semi-major axis (a)1.0939410302 AU ± 5.17e-05
Inclination (i)28.21639861° ± 1.03e-02
Long. of Asc. Node (Ω)312.36766397° ± 2.34e-03
Arg. of Perihelion (ω)345.89304685° ± 1.01e-03
Mean Anomaly (M)288.83618418° ± 1.04e-01
Mean Motion (n)0.8614328094°/day ± 6.11e-05
Perihelion dist (q)0.71204529 AU ± 6.12e-05
Aphelion dist (Q)1.47583677 AU ± 8.65e-05
Orbital Period1.14417082 yr ± 8.11e-05
Physical Parameters
H (abs. magnitude)22.19
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.225″
Uncertainty3
Orbit TypeApollo
MOID0.294708 AU
Observations Used24
Oppositions1
Arc Total2021-2021
First Observation Used2021-02-07
Last Observation Used2021-03-03
Observations (24)
Date Type RA Dec Mag Band Observatory
2021-02-07 06:45:38 C 09 28 45.12 +00 33 40.1 V G96
2021-02-07 06:52:58 C 09 28 43.81 +00 33 31.7 V G96
2021-02-07 07:07:39 C 09 28 41.10 +00 33 13.9 V G96
2021-02-13 07:45:51 C 09 02 02.685 -02 18 14.60 U F51
2021-02-13 08:02:38 C 09 01 59.466 -02 18 34.27 U F51
2021-02-13 08:19:22 C 09 01 56.292 -02 18 53.37 U F51
2021-02-14 03:18:22 C 08 58 24.20 -02 40 17.1 V 807
2021-02-14 03:23:57 C 08 58 23.13 -02 40 23.6 V 807
2021-02-14 03:29:33 C 08 58 22.06 -02 40 29.9 V 807
2021-02-14 04:03:50 C 08 58 15.53 -02 41 08.8 V 807
2021-02-14 04:09:26 C 08 58 14.46 -02 41 15.1 V 807
2021-02-14 04:15:03 C 08 58 13.39 -02 41 21.5 V 807
2021-02-15 03:14:07 C 08 53 57.94 -03 07 13.4 V 807
2021-02-15 03:20:17 C 08 53 56.78 -03 07 20.1 V 807
2021-02-15 03:26:43 C 08 53 55.55 -03 07 27.4 V 807
2021-02-19 04:19:31 C 08 36 17.60 -04 50 58.7 V 807
2021-02-19 04:25:07 C 08 36 16.58 -04 51 04.3 V 807
2021-02-19 04:30:44 C 08 36 15.58 -04 51 10.0 V 807
2021-02-22 03:03:17 C 08 24 00.96 -05 59 59.6 V 807
2021-02-22 03:09:27 C 08 23 59.89 -06 00 04.8 V 807
2021-02-22 03:15:54 C 08 23 58.72 -06 00 11.1 V 807
2021-03-03 02:38:30 C 07 51 26.39 -08 51 45.2 V 807
2021-03-03 02:46:29 C 07 51 25.30 -08 51 50.2 V 807
2021-03-03 02:54:29 C 07 51 24.20 -08 51 55.5 V 807