2020 HK3

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6594414000
Semi-major axis (a)1.5721422000 AU
Inclination (i)21.85731000°
Long. of Asc. Node (Ω)41.05428000°
Arg. of Perihelion (ω)279.43709000°
Mean Anomaly (M)269.63372000°
Mean Motion (n)0.4999957800°/day
Perihelion dist (q)0.53540650 AU
Aphelion dist (Q)2.60887790 AU
Orbital Period1.97123200 yr
Physical Parameters
H (abs. magnitude)24.20
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date2026-04-13
RMS Residual0.310″
Uncertainty6
Orbit TypeApollo
MOID0.005351 AU
Observations Used91
Radar Obs Used2
Oppositions1
Arc Total
First Observation Used
Last Observation Used2020-04-30
Observations (91)
Date Type RA Dec Mag Band Observatory
2020-04-26 09:46:57 C 15 12 16.068 +15 23 52.87 U F52
2020-04-26 10:02:54 C 15 12 11.508 +15 24 58.89 U F52
2020-04-26 10:18:53 C 15 12 06.911 +15 26 05.03 U F52
2020-04-26 22:01:14 C 15 08 51.59 +16 17 52.6 V 246
2020-04-26 22:01:31 C 15 08 51.48 +16 17 55.2 V 246
2020-04-26 22:01:47 C 15 08 51.39 +16 17 56.1 V 246
2020-04-26 22:02:02 C 15 08 51.30 +16 17 57.9 V 246
2020-04-26 22:02:19 C 15 08 51.19 +16 17 58.9 V 246
2020-04-26 22:02:34 C 15 08 51.10 +16 17 59.9 V 246
2020-04-27 20:12:22 C 14 59 56.99 +18 38 01.3 V 246
2020-04-27 20:12:55 C 14 59 56.67 +18 38 04.9 V 246
2020-04-27 20:13:39 C 14 59 56.23 +18 38 11.0 V 246
2020-04-27 20:13:50 C 14 59 56.13 +18 38 13.3 V 246
2020-04-27 20:14:45 C 14 59 55.70 +18 38 20.3 V 246
2020-04-27 20:14:57 C 14 59 55.55 +18 38 21.5 V 246
2020-04-27 20:15:29 C 14 59 55.29 +18 38 26.0 V 246
2020-04-27 20:15:50 C 14 59 55.07 +18 38 28.7 V 246
2020-04-27 20:16:01 C 14 59 54.99 +18 38 30.4 V 246
2020-04-28 08:09:07 C 14 52 25.86 +20 30 03.2 V G96
2020-04-28 08:16:33 C 14 52 19.98 +20 31 23.6 V G96
2020-04-28 08:23:59 C 14 52 14.08 +20 32 44.0 V G96
2020-04-28 08:31:25 C 14 52 08.09 +20 34 04.9 V G96
2020-04-28 10:11:23 C 14 50 46.40 +20 52 26.9 V I52
2020-04-28 10:11:45 C 14 50 46.11 +20 52 31.2 V I52
2020-04-28 10:12:06 C 14 50 45.81 +20 52 35.0 V I52
2020-04-28 10:12:27 C 14 50 45.52 +20 52 38.8 V I52
2020-04-28 11:16:05 C 14 50 01.62 +21 05 57.7 V T05
2020-04-28 11:20:21 C 14 49 57.87 +21 06 47.3 V T05
2020-04-28 11:27:45 C 14 49 51.35 +21 08 14.9 V T05
2020-04-28 12:14:18 C 14 49 09.84 +21 17 27.0 V T05
2020-04-29 07:15:35 C 14 26 28.58 +26 28 42.0 V 703
2020-04-29 07:23:07 C 14 26 14.84 +26 31 29.0 V 703
2020-04-29 07:30:40 C 14 26 00.96 +26 34 17.5 V 703
2020-04-29 07:38:13 C 14 25 47.15 +26 37 04.6 V 703
2020-04-30 03:43:59 C 13 22 45.08 +37 43 03.4 V I52
2020-04-30 03:44:21 C 13 22 42.99 +37 43 20.8 V I52
2020-04-30 03:44:44 C 13 22 40.87 +37 43 38.3 V I52
2020-04-30 03:45:06 C 13 22 38.76 +37 43 55.8 V I52
2020-04-30 21:31:45 C 10 04 25.01 +49 37 25.7 V Z80
2020-04-30 21:37:01 C 10 02 52.74 +49 37 12.9 V Z80
2020-04-30 22:05:47 C 09 54 28.32 +49 34 34.4 V Z80
Radar Observations (2)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2020-04-29 03:32:00 341803.3047 0.5 Hz 2380 -1 -1
2020-04-29 04:10:00 27534223.95 4 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)