IAA RAS IAA Minor Planet Database

2021 CP6

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5267619735 ± 1.08e-08
Semi-major axis (a)2.1079234573 AU ± 2.09e-08
Inclination (i)2.71787211° ± 1.99e-06
Long. of Asc. Node (Ω)305.59462795° ± 5.70e-05
Arg. of Perihelion (ω)278.36354438° ± 5.89e-05
Mean Anomaly (M)172.70980111° ± 7.97e-06
Mean Motion (n)0.3220549814°/day ± 4.79e-09
Perihelion dist (q)0.99754954 AU ± 2.48e-08
Aphelion dist (Q)3.21829738 AU ± 3.92e-08
Orbital Period3.06042862 yr ± 4.55e-08
Physical Parameters
H (abs. magnitude)22.90
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.207″
Uncertainty0
Orbit TypeApollo
MOID0.042653 AU
Observations Used63
Oppositions4
Arc Total2015-2021
First Observation Used2015-01-30
Last Observation Used2021-06-02
Observations (65)
Date Type RA Dec Mag Band Observatory
2021-05-15 06:06:05 C 08 45 11.607 -09 54 34.94 – V T12
2021-05-15 06:10:08 C 08 45 12.000 -09 54 47.46 – V T12
2021-05-22 23:42:40 C 09 16 42.19 -23 11 32.9 – u 807
2021-05-22 23:54:11 C 09 16 44.71 -23 12 38.8 – u 807
2021-05-29 00:04:33 C 10 13 52.14 -40 56 17.7 – u 807
2021-05-29 00:08:46 C 10 13 54.60 -40 56 53.8 – u 807
2021-05-29 00:13:04 C 10 13 57.00 -40 57 31.2 – u 807
2021-05-29 00:17:15 C 10 13 59.41 -40 58 07.1 – u 807
2021-06-01 00:28:16 C 11 13 15.74 -51 36 35.8 – u 807
2021-06-01 00:30:35 C 11 13 18.13 -51 36 55.5 – u 807
2021-06-01 00:35:04 C 11 13 22.63 -51 37 32.4 – u 807
2021-06-02 01:00:39 C 11 41 56.63 -54 53 55.3 – u 807
2021-06-02 01:01:51 C 11 41 58.09 -54 54 04.0 – u 807
2021-06-02 01:02:59 C 11 41 59.44 -54 54 12.1 – u 807
2021-06-02 01:04:10 C 11 42 00.87 -54 54 21.5 – u 807