2021 CF9

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2807788356 ± 5.02e-08
Semi-major axis (a)1.0900392949 AU ± 2.10e-09
Inclination (i)22.27890651° ± 5.74e-06
Long. of Asc. Node (Ω)118.96496534° ± 7.76e-06
Arg. of Perihelion (ω)223.63748732° ± 1.53e-05
Mean Anomaly (M)233.94774040° ± 1.54e-05
Mean Motion (n)0.8660621225°/day ± 2.50e-09
Perihelion dist (q)0.78397933 AU ± 5.47e-08
Aphelion dist (Q)1.39609926 AU ± 5.48e-08
Orbital Period1.13805495 yr ± 3.28e-09
Physical Parameters
H (abs. magnitude)21.23
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.209″
Uncertainty0
Orbit TypeApollo
MOID0.168547 AU
Observations Used61
Oppositions2
Arc Total2005-2022
First Observation Used2005-01-19
Last Observation Used2022-01-09
Observations (68)
Date Type RA Dec Mag Band Observatory
2021-03-06 06:10:39 C 12 06 09.26 +51 57 08.3 u H21
2021-03-07 06:54:56 C 12 03 40.35 +52 28 45.2 u H21
2021-03-07 07:10:08 C 12 03 38.73 +52 29 04.0 u H21
2021-03-07 07:17:45 C 12 03 37.93 +52 29 13.5 u H21
2021-12-10 05:24:58 C 07 50 13.83 -53 44 15.8 u 807
2021-12-10 05:32:48 C 07 50 12.16 -53 43 59.2 u 807
2021-12-10 05:40:40 C 07 50 10.54 -53 43 42.0 u 807
2022-01-07 09:24:46 C 06 02 11.49 -09 35 18.4 V T05
2022-01-07 09:29:35 C 06 02 10.97 -09 34 54.7 V T05
2022-01-07 10:15:16 C 06 02 05.81 -09 31 13.5 V T05
2022-01-07 10:29:10 C 06 02 04.24 -09 30 06.7 V T05
2022-01-09 06:08:14 C 05 57 49.38 -06 02 33.5 V G96
2022-01-09 06:15:01 C 05 57 48.69 -06 02 01.5 V G96
2022-01-09 06:21:50 C 05 57 48.00 -06 01 29.9 V G96
2022-01-09 06:28:38 C 05 57 47.30 -06 00 58.0 V G96
2022-01-09 08:32:32 C 05 57 36.386 -05 51 11.54 U F52
2022-01-09 08:50:11 C 05 57 34.572 -05 49 49.12 U F52
2022-01-09 09:07:48 C 05 57 32.760 -05 48 26.94 U F52