2021 CH3

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5108161800 ± 2.97e-05
Semi-major axis (a)1.3898104263 AU ± 5.91e-05
Inclination (i)11.69119385° ± 6.91e-04
Long. of Asc. Node (Ω)304.53287505° ± 2.71e-04
Arg. of Perihelion (ω)88.07807134° ± 2.03e-04
Mean Anomaly (M)17.46408139° ± 7.06e-02
Mean Motion (n)0.6015599687°/day ± 3.84e-05
Perihelion dist (q)0.67987277 AU ± 5.04e-05
Aphelion dist (Q)2.09974808 AU ± 9.84e-05
Orbital Period1.63845059 yr ± 1.05e-04
Physical Parameters
H (abs. magnitude)23.93
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.233″
Uncertainty2
Orbit TypeApollo
MOID0.002784 AU
Observations Used34
Oppositions1
Arc Total2021-2021
First Observation Used2021-01-17
Last Observation Used2021-03-02
Observations (35)
Date Type RA Dec Mag Band Observatory
2021-01-17 11:34:55 C 12 31 41.39 +04 51 31.7 V I41
2021-01-17 11:35:25 C 12 31 40.93 +04 51 31.2 V I41
2021-02-07 06:17:19 C 09 01 58.43 +00 26 38.6 V G96
2021-02-07 06:24:42 C 09 01 57.35 +00 26 38.6 V G96
2021-02-07 06:32:05 C 09 01 56.15 +00 26 38.4 V G96
2021-02-07 06:39:28 C 09 01 55.11 +00 26 38.3 V G96
2021-02-07 09:06:55 C 09 01 32.73 +00 26 37.6 V V06
2021-02-07 09:11:29 C 09 01 32.06 +00 26 37.2 V V06
2021-02-07 09:16:03 C 09 01 31.38 +00 26 37.6 V V06
2021-02-08 05:11:34 C 08 58 48.99 +00 27 21.8 V 807
2021-02-08 05:17:12 C 08 58 48.21 +00 27 22.3 V 807
2021-02-08 05:22:50 C 08 58 47.38 +00 27 22.6 V 807
2021-02-08 06:46:21 C 08 58 37.14 +00 26 43.2 V V06
2021-02-08 06:53:12 C 08 58 36.18 +00 26 43.2 V V06
2021-02-08 07:00:03 C 08 58 35.22 +00 26 43.2 V V06
2021-02-09 09:37:02 C 08 55 14.04 +00 27 23.9 V V06
2021-02-09 09:41:35 C 08 55 13.47 +00 27 24.2 V V06
2021-02-09 09:46:09 C 08 55 12.91 +00 27 24.4 V V06
2021-02-09 09:50:43 C 08 55 12.33 +00 27 24.6 V V06
2021-02-11 08:49:21 C 08 50 04.204 +00 30 00.55 U F51
2021-02-11 09:09:47 C 08 50 01.957 +00 30 02.08 U F51
2021-02-11 09:30:19 C 08 49 59.671 +00 30 03.45 U F51
2021-02-11 09:50:56 C 08 49 57.404 +00 30 04.93 U F51
2021-02-12 08:03:53 C 08 47 47.45 +00 31 39.5 V 291
2021-02-12 08:26:48 C 08 47 45.16 +00 31 41.5 V 291
2021-02-12 08:49:43 C 08 47 42.84 +00 31 43.5 V 291
2021-02-17 08:24:43 C 08 38 42.29 +00 44 40.4 o 291
2021-02-17 08:43:23 C 08 38 41.08 +00 44 43.0 o 291
2021-02-17 09:02:06 C 08 38 39.77 +00 44 44.6 o 291
2021-02-19 03:51:31 C 08 36 21.385 +00 50 27.81 V G37
2021-02-19 03:52:15 C 08 36 21.350 +00 50 27.90 V G37
2021-02-19 03:52:58 C 08 36 21.298 +00 50 27.99 V G37
2021-03-02 03:57:50 C 08 29 07.296 +01 30 02.17 V G37
2021-03-02 04:02:02 C 08 29 07.242 +01 30 02.98 V G37
2021-03-02 04:06:11 C 08 29 07.185 +01 30 03.61 V G37