2021 HB3

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1383357000
Semi-major axis (a)1.1824356000 AU
Inclination (i)17.79924000°
Long. of Asc. Node (Ω)210.94801000°
Arg. of Perihelion (ω)29.73891000°
Mean Anomaly (M)180.87829000°
Mean Motion (n)0.7665452700°/day
Perihelion dist (q)1.01886250 AU
Aphelion dist (Q)1.34600870 AU
Orbital Period1.28577880 yr
Physical Parameters
H (abs. magnitude)24.80
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.810″
Uncertainty7
Orbit TypeAmor
MOID0.029261 AU
Observations Used25
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-05-01
Observations (26)
Date Type RA Dec Mag Band Observatory
2021-04-19 06:24:11 C 12 25 48.85 -25 44 09.6 V 703
2021-04-19 06:32:10 C 12 25 52.12 -25 41 50.5 V 703
2021-04-22 06:13:33 C 13 02 03.49 -00 17 14.3 V 703
2021-04-22 06:29:08 C 13 02 10.75 -00 10 56.1 V 703
2021-04-22 06:36:56 C 13 02 14.42 -00 07 45.7 V 703
2021-04-25 07:08:54 C 13 43 25.018 +27 52 54.30 V F52
2021-04-30 07:55:22 C 14 53 27.16 +54 00 32.8 V G96
2021-04-30 08:07:56 C 14 53 33.33 +54 02 06.2 V G96
2021-04-30 08:15:27 C 14 53 36.93 +54 03 00.6 V G96
2021-04-30 08:22:58 C 14 53 40.68 +54 03 56.7 V G96
2021-04-30 10:09:51 C 14 54 33.51 +54 16 42.4 V I52
2021-04-30 10:13:29 C 14 54 35.32 +54 17 08.0 V I52
2021-04-30 10:17:07 C 14 54 37.15 +54 17 33.9 V I52
2021-04-30 16:43:46 C 14 58 31.06 +55 03 19.5 V N51
2021-04-30 16:53:17 C 14 58 35.78 +55 04 27.8 V N51
2021-04-30 17:01:56 C 14 58 40.08 +55 05 29.8 V N51
2021-05-01 03:48:08 C 15 04 35.14 +56 15 56.2 u H21
2021-05-01 03:56:05 C 15 04 39.05 +56 16 48.1 u H21
2021-05-01 04:00:49 C 15 04 41.41 +56 17 19.3 u H21
2021-05-01 04:04:02 C 15 04 42.97 +56 17 40.1 u H21
2021-05-01 06:26:07 C 15 05 53.72 +56 32 40.5 q H36
2021-05-01 06:42:13 C 15 06 01.44 +56 34 20.0 q H36
2021-05-01 06:59:59 C 15 06 09.88 +56 36 08.2 q H36
2021-05-01 11:12:33 C 15 08 14.29 +57 00 53.4 V H01
2021-05-01 11:22:13 C 15 08 19.12 +57 01 46.7 V H01
2021-05-01 11:31:33 C 15 08 23.79 +57 02 38.1 V H01