2021 MH2

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS

Orbital Elements

Epoch (TDB)	2025-11-21 (JD 2461000.5)
Eccentricity (e)	0.4205016982 ± 1.82e-05
Semi-major axis (a)	1.9628874634 AU ± 7.77e-05
Inclination (i)	34.56008765° ± 4.56e-03
Long. of Asc. Node (Ω)	249.57191013° ± 1.75e-03
Arg. of Perihelion (ω)	119.05340782° ± 3.42e-03
Mean Anomaly (M)	166.16433327° ± 3.38e-02
Mean Motion (n)	0.3584009683°/day ± 2.13e-05
Perihelion dist (q)	1.13748995 AU ± 5.75e-05
Aphelion dist (Q)	2.78828498 AU ± 1.16e-04
Orbital Period	2.75006591 yr ± 1.63e-04

Physical Parameters

H (abs. magnitude)	21.21
G (slope)	0.15

Orbit Solution

Source	IAA
Solution Date	2026-06-02
RMS Residual	0.128″
Uncertainty	2
Orbit Type	Amor
MOID	0.306968 AU
Observations Used	15
Oppositions	1
Arc Total	2021-2021
First Observation Used	2021-06-28
Last Observation Used	2021-08-13

Observations (15)

Date	Type	RA	Dec	Mag	Band	Observatory
2021-06-28 07:10:06	C	17 01 40.178	+04 11 33.04	–	U	F51
2021-06-28 07:23:37	C	17 01 39.136	+04 11 50.46	–	U	F51
2021-06-28 07:37:05	C	17 01 38.097	+04 12 07.60	–	U	F51
2021-06-29 07:32:27	C	16 59 51.700	+04 42 27.51	–	V	F51
2021-06-29 08:08:37	C	16 59 48.921	+04 43 13.17	–	V	F51
2021-06-29 08:27:39	C	16 59 47.455	+04 43 37.02	–	V	F51
2021-07-03 08:41:38	C	16 52 54.607	+06 40 16.89	–	V	F51
2021-07-03 09:16:29	C	16 52 52.117	+06 40 57.04	–	V	F51
2021-07-03 09:33:50	C	16 52 50.843	+06 41 17.00	–	V	F51
2021-07-05 06:25:26	C	16 49 48.977	+07 32 29.38	–	V	568
2021-07-05 06:27:12	C	16 49 48.856	+07 32 31.33	–	V	568
2021-07-05 06:29:13	C	16 49 48.716	+07 32 33.62	–	V	568
2021-08-13 06:27:59	C	16 23 00.342	+17 43 07.16	–	V	T12
2021-08-13 06:38:42	C	16 23 00.432	+17 43 10.25	–	V	T12
2021-08-13 06:49:25	C	16 23 00.522	+17 43 13.34	–	V	T12