2021 EH1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4297868017 ± 2.00e+00
Semi-major axis (a)1.8181271642 AU ± 3.00e+00
Inclination (i)12.23639527° ± 4.00e+00
Long. of Asc. Node (Ω)164.78010198° ± 5.00e+00
Arg. of Perihelion (ω)345.18378836° ± 6.00e+00
Mean Anomaly (M)337.27766031° ± 4.02e-01
Mean Motion (n)0.4021624300°/day ± 9.95e-01
Perihelion dist (q)1.03665550 AU ± 4.02e+00
Aphelion dist (Q)2.59885210 AU ± 5.62e+00
Orbital Period2.45077020 yr ± 6.07e+00
Physical Parameters
H (abs. magnitude)26.29
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.385″
Uncertainty3
Orbit TypeAmor
MOID0.053344 AU
Observations Used38
Oppositions1
Arc Total2021-2021
First Observation Used
Last Observation Used2021-03-11
Observations (38)
Date Type RA Dec Mag Band Observatory
2021-03-06 06:39:35 C 10 47 28.65 +09 52 45.5 V G96
2021-03-06 06:47:02 C 10 47 33.31 +09 53 43.7 V G96
2021-03-06 06:54:29 C 10 47 37.96 +09 54 42.2 V G96
2021-03-06 07:01:55 C 10 47 42.63 +09 55 40.7 V G96
2021-03-06 07:35:15 C 10 48 03.51 +10 00 02.6 V I52
2021-03-06 07:38:48 C 10 48 05.82 +10 00 31.4 V I52
2021-03-06 07:42:21 C 10 48 08.03 +10 00 58.7 V I52
2021-03-06 07:45:54 C 10 48 10.24 +10 01 26.7 V I52
2021-03-06 20:13:26 C 10 56 30.46 +11 36 37.2 V 033
2021-03-06 20:14:55 C 10 56 31.40 +11 36 48.2 V 033
2021-03-06 20:16:25 C 10 56 32.34 +11 36 59.5 V 033
2021-03-06 23:36:34 C 10 58 37.37 +12 02 21.5 V L01
2021-03-06 23:38:49 C 10 58 38.76 +12 02 38.3 V L01
2021-03-06 23:45:35 C 10 58 42.99 +12 03 29.2 V L01
2021-03-06 23:47:50 C 10 58 44.38 +12 03 45.7 V L01
2021-03-07 02:40:51 C 11 00 32.94 +12 24 51.9 V 033
2021-03-07 02:42:16 C 11 00 33.83 +12 25 02.3 V 033
2021-03-07 02:43:41 C 11 00 34.72 +12 25 12.9 V 033
2021-03-07 04:45:34 C 11 02 04.10 +12 40 51.6 q 858
2021-03-07 04:53:35 C 11 02 09.03 +12 41 50.7 q 858
2021-03-07 05:01:35 C 11 02 13.95 +12 42 49.5 q 858
2021-03-07 05:18:42 C 11 02 21.68 +12 44 48.3 u H21
2021-03-07 05:22:53 C 11 02 25.34 +12 45 19.2 q H36
2021-03-07 05:24:00 C 11 02 24.92 +12 45 27.2 u H21
2021-03-07 05:27:08 C 11 02 26.83 +12 45 50.1 u H21
2021-03-07 05:36:54 C 11 02 33.93 +12 47 03.8 q H36
2021-03-07 05:50:56 C 11 02 42.51 +12 48 46.2 q H36
2021-03-07 06:04:56 C 11 02 51.05 +12 50 28.4 q H36
2021-03-07 06:47:31 C 11 03 19.16 +12 55 54.8 V I52
2021-03-07 06:50:22 C 11 03 20.94 +12 56 15.6 V I52
2021-03-07 06:53:13 C 11 03 22.64 +12 56 36.6 V I52
2021-03-07 06:56:04 C 11 03 24.41 +12 56 56.5 V I52
2021-03-10 05:24:44 C 11 45 41.17 +20 21 14.3 V I52
2021-03-10 05:28:22 C 11 45 43.12 +20 21 33.7 V I52
2021-03-11 06:49:43 C 11 59 07.47 +22 27 24.9 V G96
2021-03-11 06:57:08 C 11 59 11.04 +22 27 59.3 V G96
2021-03-11 07:04:37 C 11 59 14.58 +22 28 34.3 V G96
2021-03-11 07:12:02 C 11 59 18.11 +22 29 09.0 V G96