2020 HW4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5203154409 ± 8.06e-06
Semi-major axis (a)2.3178920991 AU ± 3.96e-05
Inclination (i)8.01221313° ± 8.32e-05
Long. of Asc. Node (Ω)103.09230344° ± 9.22e-05
Arg. of Perihelion (ω)132.22958532° ± 8.31e-05
Mean Anomaly (M)203.98899442° ± 1.46e-02
Mean Motion (n)0.2793009761°/day ± 7.16e-06
Perihelion dist (q)1.11185705 AU ± 2.66e-05
Aphelion dist (Q)3.52392715 AU ± 6.30e-05
Orbital Period3.52890383 yr ± 9.04e-05
Physical Parameters
H (abs. magnitude)23.10
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.270″
Uncertainty2
Orbit TypeAmor
MOID0.136404 AU
Observations Used34
Oppositions1
Arc Total2020-2020
First Observation Used2020-03-22
Last Observation Used2020-07-17
Observations (35)
Date Type RA Dec Mag Band Observatory
2020-03-22 10:25:07 C 14 00 40.834 +23 43 40.27 V F51
2020-03-22 10:43:20 C 14 00 42.552 +23 43 58.03 V F51
2020-03-22 11:01:37 C 14 00 44.220 +23 44 15.15 V F51
2020-04-22 09:50:52 C 15 43 57.953 +32 07 45.35 U F52
2020-04-22 10:06:49 C 15 44 00.701 +32 07 47.06 U F52
2020-04-22 10:22:46 C 15 44 03.444 +32 07 48.85 U F52
2020-04-23 00:57:58 C 15 46 44.41 +32 08 05.4 V 033
2020-04-23 01:03:08 C 15 46 45.32 +32 08 05.2 V 033
2020-04-23 01:08:17 C 15 46 46.26 +32 08 05.5 V 033
2020-04-23 01:17:31 C 15 46 47.76 +32 08 09.5 V L01
2020-04-23 01:19:46 C 15 46 48.14 +32 08 09.7 V L01
2020-04-23 01:24:17 C 15 46 48.92 +32 08 09.5 V L01
2020-04-23 01:27:40 C 15 46 49.54 +32 08 09.0 V L01
2020-04-23 07:25:03 C 15 47 58.04 +32 08 24.1 V I52
2020-04-23 07:29:15 C 15 47 58.78 +32 08 23.3 V I52
2020-04-23 07:33:28 C 15 47 59.51 +32 08 23.4 V I52
2020-04-23 07:37:40 C 15 48 00.30 +32 08 21.8 V I52
2020-04-23 09:41:30 C 15 48 22.21 +32 08 23.4 t 673
2020-04-23 10:16:02 C 15 48 28.25 +32 08 23.2 t 673
2020-04-23 21:48:14 C 15 50 40.81 +32 07 51.0 V 033
2020-04-23 21:53:23 C 15 50 41.75 +32 07 51.1 V 033
2020-04-23 21:58:33 C 15 50 42.67 +32 07 51.1 V 033
2020-04-29 09:08:06 C 16 16 22.48 +31 36 06.1 V G96
2020-04-29 09:15:37 C 16 16 23.88 +31 36 03.0 V G96
2020-04-29 09:23:04 C 16 16 25.28 +31 35 59.1 V G96
2020-04-29 09:30:33 C 16 16 26.70 +31 35 55.8 V G96
2020-05-13 07:42:53 C 17 25 52.06 +25 29 20.2 V I52
2020-05-13 07:47:21 C 17 25 52.92 +25 29 11.8 V I52
2020-05-13 07:57:29 C 17 25 54.83 +25 28 54.7 V I52
2020-05-13 07:59:18 C 17 25 55.16 +25 28 52.2 V I52
2020-05-19 09:53:13 C 17 54 31.20 +20 35 52.4 V G96
2020-05-19 10:00:38 C 17 54 32.49 +20 35 35.7 V G96
2020-05-19 10:15:29 C 17 54 35.04 +20 35 02.0 V G96
2020-07-17 12:36:44 C 19 40 45.43 -28 10 44.9 V 474
2020-07-17 12:46:52 C 19 40 45.45 -28 10 52.8 V 474