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
2020-04-19 13:06:51 C 15 27 47.262 +10 36 42.15 V F52
2020-04-19 13:22:57 C 15 27 46.497 +10 36 54.90 V F52
2020-04-19 13:39:01 C 15 27 45.724 +10 37 07.88 V F52
2020-04-19 14:40:21 C 15 27 42.988 +10 37 55.51 V F52
2020-04-21 10:50:53 C 15 25 58.488 +11 19 11.40 V F51
2020-04-21 10:54:46 C 15 25 58.227 +11 19 15.83 V F51
2020-04-21 13:41:00 C 15 25 46.564 +11 22 16.64 U F51
2020-04-21 13:56:47 C 15 25 45.471 +11 22 33.41 U F51
2020-04-21 14:12:30 C 15 25 44.384 +11 22 50.63 U F51
2020-04-21 14:28:10 C 15 25 43.321 +11 23 07.31 U F51
2020-04-21 23:53:24 C 15 25 15.05 +11 33 33.6 V L01
2020-04-22 00:12:38 C 15 25 13.66 +11 33 56.3 V L01
2020-04-22 00:56:35 C 15 25 10.54 +11 34 43.0 V 033
2020-04-22 01:02:03 C 15 25 10.15 +11 34 49.3 V 033
2020-04-22 07:41:13 C 15 24 45.47 +11 43 15.6 u H21
2020-04-22 07:57:57 C 15 24 44.10 +11 43 36.7 u H21
2020-04-22 09:12:39 C 15 24 39.50 +11 45 20.8 V G96
2020-04-22 09:20:05 C 15 24 38.89 +11 45 30.2 V G96
2020-04-22 09:27:31 C 15 24 38.26 +11 45 39.5 V G96
2020-04-22 09:34:58 C 15 24 37.61 +11 45 49.2 V G96
2020-04-22 10:03:44 C 15 24 35.75 +11 46 23.7 t 673
2020-04-22 10:25:19 C 15 24 33.92 +11 46 51.6 t 673
2020-04-24 20:37:39 C 15 19 05.73 +13 28 03.4 V 033
2020-04-24 20:39:24 C 15 19 05.49 +13 28 07.7 V 033
2020-04-24 20:41:09 C 15 19 05.24 +13 28 11.6 V 033
2020-04-24 20:42:57 C 15 19 04.96 +13 28 16.3 V 033
2020-04-25 05:57:25 C 15 17 44.42 +13 52 02.0 V I52
2020-04-25 05:58:06 C 15 17 44.34 +13 52 04.0 V I52
2020-04-25 05:58:47 C 15 17 44.19 +13 52 06.1 V I52
2020-04-25 13:30:43 C 15 16 21.727 +14 13 40.76 U F51
2020-04-25 13:47:06 C 15 16 18.400 +14 14 28.32 U F51
2020-04-25 14:03:31 C 15 16 15.045 +14 15 16.20 U F51
2020-04-25 14:19:59 C 15 16 11.719 +14 16 03.96 U F51
2020-04-25 22:20:48 C 15 14 48.40 +14 40 37.1 V 033
2020-04-25 22:21:57 C 15 14 48.14 +14 40 41.0 V 033
2020-04-25 22:23:07 C 15 14 47.89 +14 40 45.1 V 033
2020-04-25 22:43:52 C 15 14 43.57 +14 41 58.2 V A17
2020-04-25 23:00:55 C 15 14 39.72 +14 42 56.6 V A17
2020-04-25 23:17:56 C 15 14 35.83 +14 43 55.0 V A17
2020-04-26 00:13:57 C 15 14 22.75 +14 47 07.8 V K87
2020-04-26 00:21:06 C 15 14 21.05 +14 47 33.0 V K87
2020-04-26 00:28:36 C 15 14 19.25 +14 47 59.5 V K87
2020-04-26 01:08:35 C 15 14 13.00 +14 51 01.5 V J04
2020-04-26 01:09:08 C 15 14 12.89 +14 51 03.4 V J04
2020-04-26 01:09:40 C 15 14 12.75 +14 51 05.3 V J04
2020-04-26 08:42:53 C 15 12 27.28 +15 19 11.0 V 703
2020-04-26 08:50:23 C 15 12 25.21 +15 19 41.4 V 703
2020-04-26 08:57:53 C 15 12 23.10 +15 20 10.7 V 703
2020-04-26 09:05:25 C 15 12 21.08 +15 20 40.2 V 703
2020-04-26 09:31:01 C 15 12 20.526 +15 22 47.74 U F52
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)