2021 HN2

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7306488000
Semi-major axis (a)2.3076018000 AU
Inclination (i)7.67505000°
Long. of Asc. Node (Ω)210.65224000°
Arg. of Perihelion (ω)85.69978000°
Mean Anomaly (M)98.76455000°
Mean Motion (n)0.2811659700°/day
Perihelion dist (q)0.62155530 AU
Aphelion dist (Q)3.99364830 AU
Orbital Period3.50543000 yr
Physical Parameters
H (abs. magnitude)28.50
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.720″
Uncertainty7
Orbit TypeApollo
MOID0.002713 AU
Observations Used22
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-04-21
Observations (23)
Date Type RA Dec Mag Band Observatory
2021-04-20 08:26:06 C 14 28 36.09 -19 42 16.7 V G96
2021-04-20 08:33:41 C 14 28 50.14 -19 41 40.9 V G96
2021-04-20 08:41:18 C 14 29 04.15 -19 41 05.8 V G96
2021-04-20 09:18:15 C 14 30 14.49 -19 38 01.3 V I52
2021-04-20 09:20:41 C 14 30 19.24 -19 37 48.9 V I52
2021-04-20 09:23:09 C 14 30 24.05 -19 37 35.9 V I52
2021-04-20 10:31:43 C 14 32 45.07 -19 31 11.4 V I52
2021-04-20 10:34:10 C 14 32 50.37 -19 30 56.3 V I52
2021-04-20 10:36:37 C 14 32 55.65 -19 30 41.9 V I52
2021-04-20 23:09:39 C 15 27 05.72 -16 54 30.7 V L01
2021-04-20 23:10:43 C 15 27 13.85 -16 54 01.0 V L01
2021-04-20 23:12:11 C 15 27 24.80 -16 53 21.8 V L01
2021-04-20 23:45:39 C 15 31 46.14 -16 38 25.8 V 033
2021-04-20 23:46:04 C 15 31 49.57 -16 38 12.7 V 033
2021-04-20 23:46:29 C 15 31 52.93 -16 38 00.6 V 033
2021-04-21 07:17:28 C 17 22 59.07 -08 01 21.5 V G96
2021-04-21 07:17:46 C 17 23 06.20 -08 00 42.0 V G96
2021-04-21 07:18:04 C 17 23 13.38 -08 00 02.8 V G96
2021-04-21 07:18:22 C 17 23 20.46 -07 59 24.1 V G96
2021-04-21 07:41:56 C 17 32 47.48 -07 07 06.2 V H01
2021-04-21 07:51:30 C 17 36 48.58 -06 44 23.3 V H01
2021-04-21 08:01:31 C 17 41 06.14 -06 19 55.5 V H01
2021-04-21 08:18:51 C 17 48 44.39 -05 35 56.4 V H01