2021 CB8

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5464973461 ± 3.88e-04
Semi-major axis (a)2.0220816592 AU ± 1.62e-03
Inclination (i)6.15490405° ± 3.12e-03
Long. of Asc. Node (Ω)147.00205234° ± 1.54e-03
Arg. of Perihelion (ω)43.74361057° ± 4.63e-03
Mean Anomaly (M)223.58834966° ± 7.12e-01
Mean Motion (n)0.3427790266°/day ± 4.12e-04
Perihelion dist (q)0.91701940 AU ± 1.08e-03
Aphelion dist (Q)3.12714392 AU ± 2.62e-03
Orbital Period2.87539845 yr ± 3.45e-03
Physical Parameters
H (abs. magnitude)27.50
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.244″
Uncertainty3
Orbit TypeApollo
MOID0.010647 AU
Observations Used19
Oppositions1
Arc Total2021-2021
First Observation Used2021-02-13
Last Observation Used2021-02-17
Observations (19)
Date Type RA Dec Mag Band Observatory
2021-02-13 08:52:48 C 09 54 09.51 +06 19 39.2 V V00
2021-02-13 09:00:25 C 09 54 14.25 +06 19 52.0 V V00
2021-02-13 09:08:02 C 09 54 18.96 +06 20 04.6 V V00
2021-02-13 09:15:40 C 09 54 23.67 +06 20 17.3 V V00
2021-02-13 11:36:34 C 09 55 53.65 +06 24 08.5 V G96
2021-02-13 11:38:54 C 09 55 55.17 +06 24 12.4 V G96
2021-02-13 11:41:14 C 09 55 56.72 +06 24 16.6 V G96
2021-02-13 11:43:35 C 09 55 58.29 +06 24 20.1 V G96
2021-02-13 23:07:54 C 10 04 30.30 +06 44 21.7 V 033
2021-02-13 23:09:29 C 10 04 31.44 +06 44 24.1 V 033
2021-02-13 23:11:04 C 10 04 32.63 +06 44 27.2 V 033
2021-02-13 23:12:38 C 10 04 33.79 +06 44 30.1 V 033
2021-02-14 05:59:29 C 10 10 01.18 +07 02 41.1 u 807
2021-02-14 06:09:38 C 10 10 09.25 +07 03 02.2 u 807
2021-02-14 06:19:49 C 10 10 17.32 +07 03 23.2 u 807
2021-02-17 08:44:47 C 11 55 34.48 +10 22 32.0 V I52
2021-02-17 08:48:10 C 11 55 41.63 +10 22 42.5 V I52
2021-02-17 08:51:33 C 11 55 48.74 +10 22 52.8 V I52
2021-02-17 08:54:55 C 11 55 55.85 +10 23 03.1 V I52