2020 HH1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2314285544 ± 5.07e-04
Semi-major axis (a)1.0760899638 AU ± 1.62e-04
Inclination (i)10.89893558° ± 2.96e-02
Long. of Asc. Node (Ω)207.52765642° ± 2.32e-03
Arg. of Perihelion (ω)146.66821441° ± 9.62e-03
Mean Anomaly (M)233.33513051° ± 3.73e-01
Mean Motion (n)0.8829566966°/day ± 1.99e-04
Perihelion dist (q)0.82705202 AU ± 5.60e-04
Aphelion dist (Q)1.32512791 AU ± 5.81e-04
Orbital Period1.11627930 yr ± 2.52e-04
Physical Parameters
H (abs. magnitude)23.30
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.231″
Uncertainty3
Orbit TypeApollo
MOID0.111735 AU
Observations Used27
Oppositions1
Arc Total2020-2020
First Observation Used2020-04-16
Last Observation Used2020-04-26
Observations (29)
Date Type RA Dec Mag Band Observatory
2020-04-16 06:38:16 C 13 28 00.96 -10 46 34.0 V G96
2020-04-16 06:45:52 C 13 28 00.17 -10 46 18.6 V G96
2020-04-16 07:01:05 C 13 27 58.62 -10 45 48.0 V G96
2020-04-16 10:10:34 C 13 27 39.38 -10 39 21.2 V I52
2020-04-16 10:14:13 C 13 27 39.03 -10 39 13.3 V I52
2020-04-16 10:17:52 C 13 27 38.63 -10 39 06.1 V I52
2020-04-16 10:21:31 C 13 27 38.26 -10 38 58.3 V I52
2020-04-18 06:09:46 C 13 23 31.39 -09 08 27.0 V I52
2020-04-18 06:15:15 C 13 23 30.74 -09 08 15.2 V I52
2020-04-18 06:20:44 C 13 23 30.20 -09 08 04.5 V I52
2020-04-18 06:26:13 C 13 23 29.64 -09 07 52.9 V I52
2020-04-19 00:18:57 C 13 21 46.46 -08 30 18.2 V L01
2020-04-19 00:25:09 C 13 21 45.80 -08 30 04.3 V L01
2020-04-19 00:31:21 C 13 21 45.16 -08 29 51.3 V L01
2020-04-19 08:28:03 C 13 20 59.67 -08 12 55.5 V V06
2020-04-19 08:30:57 C 13 20 59.40 -08 12 49.8 V V06
2020-04-19 08:33:50 C 13 20 59.09 -08 12 43.2 V V06
2020-04-19 08:36:43 C 13 20 58.79 -08 12 36.8 V V06
2020-04-19 11:09:29 C 13 20 44.383 -08 07 06.92 U F52
2020-04-19 11:25:27 C 13 20 42.705 -08 06 32.67 U F52
2020-04-19 11:41:25 C 13 20 41.040 -08 05 58.35 U F52
2020-04-25 07:16:06 C 13 07 30.90 -03 03 20.9 V G96
2020-04-25 07:23:40 C 13 07 30.20 -03 03 05.2 V G96
2020-04-25 07:31:13 C 13 07 29.48 -03 02 48.7 V G96
2020-04-25 07:38:46 C 13 07 28.68 -03 02 31.8 V G96
2020-04-26 05:50:08 C 13 05 27.84 -02 14 11.5 V V06
2020-04-26 05:53:48 C 13 05 27.48 -02 14 03.7 V V06
2020-04-26 05:57:28 C 13 05 27.12 -02 13 55.6 V V06
2020-04-26 06:01:09 C 13 05 26.75 -02 13 47.6 V V06