IAA RAS IAA Minor Planet Database

2023 HM

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6696418214 ± 6.32e-04
Semi-major axis (a)0.8340957094 AU ± 2.01e-04
Inclination (i)2.21978698° ± 5.15e-03
Long. of Asc. Node (Ω)30.62357098° ± 2.28e-03
Arg. of Perihelion (ω)28.58238860° ± 1.24e-02
Mean Anomaly (M)223.42745736° ± 5.44e-01
Mean Motion (n)1.2938634519°/day ± 4.68e-04
Perihelion dist (q)0.27555034 AU ± 5.32e-04
Aphelion dist (Q)1.39264108 AU ± 6.25e-04
Orbital Period0.76176994 yr ± 2.75e-04
Physical Parameters
H (abs. magnitude)27.82
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.350″
Uncertainty3
Orbit TypeAten
MOID0.005055 AU
Observations Used18
Oppositions1
Arc Total2023-2023
First Observation Used2023-04-16
Last Observation Used2023-04-18
Observations (18)
Date Type RA Dec Mag Band Observatory
2023-04-16 06:37:09 C 11 59 56.324 +08 22 04.66 – V G96
2023-04-16 06:44:33 C 11 59 52.588 +08 21 12.10 – V G96
2023-04-16 06:52:00 C 11 59 48.844 +08 20 18.85 – V G96
2023-04-16 06:59:27 C 11 59 45.172 +08 19 25.82 – V G96
2023-04-16 07:42:59 C 11 59 24.220 +08 14 20.90 – V I52
2023-04-16 07:46:07 C 11 59 22.744 +08 13 59.95 – V I52
2023-04-16 07:49:15 C 11 59 21.199 +08 13 37.96 – V I52
2023-04-16 07:52:22 C 11 59 19.759 +08 13 16.61 – V I52
2023-04-16 08:37:09 C 11 58 58.578 +08 08 01.79 – V H01
2023-04-16 08:43:04 C 11 58 55.941 +08 07 21.36 – V H01
2023-04-16 08:59:26 C 11 58 48.717 +08 05 31.48 – V H01
2023-04-16 09:07:18 C 11 58 45.300 +08 04 38.55 – V H01
2023-04-17 02:44:04 C 11 53 29.38 +06 36 34.9 – V 807
2023-04-17 02:54:02 C 11 53 26.36 +06 35 52.9 – V 807
2023-04-17 03:04:00 C 11 53 23.38 +06 35 11.5 – V 807
2023-04-18 01:49:41 C 11 49 06.52 +05 19 51.8 – V 807
2023-04-18 02:05:39 C 11 49 03.42 +05 19 10.6 – V 807
2023-04-18 02:21:38 C 11 49 00.37 +05 18 28.8 – V 807