2023 HY4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4128923578 ± 8.17e-06
Semi-major axis (a)1.9315035078 AU ± 3.02e-05
Inclination (i)4.00333281° ± 4.74e-05
Long. of Asc. Node (Ω)333.81719292° ± 1.93e-04
Arg. of Perihelion (ω)169.13035262° ± 1.69e-04
Mean Anomaly (M)17.62949406° ± 8.83e-03
Mean Motion (n)0.3671715512°/day ± 8.62e-06
Perihelion dist (q)1.13400047 AU ± 2.38e-05
Aphelion dist (Q)2.72900655 AU ± 4.55e-05
Orbital Period2.68437541 yr ± 6.30e-05
Physical Parameters
H (abs. magnitude)21.62
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.277″
Uncertainty1
Orbit TypeAmor
MOID0.147062 AU
Observations Used33
Oppositions1
Arc Total2022-2023
First Observation Used2022-12-26
Last Observation Used2023-05-22
Observations (34)
Date Type RA Dec Mag Band Observatory
2022-12-26 11:18:08 C 11 14 00.25 +13 24 48.2 V G96
2022-12-26 11:32:59 C 11 14 02.72 +13 24 29.2 V G96
2022-12-26 11:40:26 C 11 14 03.79 +13 24 20.0 V G96
2023-01-26 11:31:12 C 13 07 37.27 -04 05 59.4 V G96
2023-01-26 11:53:26 C 13 07 40.08 -04 06 31.1 V G96
2023-04-23 09:31:05 C 14 02 40.334 -25 09 03.09 U F52
2023-04-23 09:45:45 C 14 02 39.565 -25 08 59.18 U F52
2023-04-23 10:00:25 C 14 02 38.794 -25 08 55.38 U F52
2023-04-23 10:15:07 C 14 02 38.029 -25 08 51.51 U F52
2023-04-23 12:36:36 C 14 02 30.682 -25 08 12.45 V F52
2023-04-23 12:37:30 C 14 02 30.642 -25 08 12.25 V F52
2023-04-24 05:22:50 C 14 01 46.41 -25 03 42.6 o 291
2023-04-24 05:26:22 C 14 01 45.32 -25 03 22.9 u 807
2023-04-24 05:31:09 C 14 01 45.99 -25 03 40.7 o 291
2023-04-24 05:33:24 C 14 01 44.95 -25 03 21.7 u 807
2023-04-24 05:39:27 C 14 01 45.60 -25 03 38.5 o 291
2023-04-24 05:40:12 C 14 01 44.56 -25 03 19.8 u 807
2023-04-26 04:18:52 C 13 59 42.36 -24 50 11.6 u 807
2023-04-26 04:22:14 C 13 59 42.22 -24 50 11.1 u 807
2023-04-26 04:26:09 C 13 59 42.00 -24 50 10.6 u 807
2023-04-27 12:37:52 C 13 58 21.53 -24 40 39.2 V 474
2023-04-27 12:42:56 C 13 58 21.31 -24 40 37.4 V 474
2023-04-27 12:48:00 C 13 58 21.05 -24 40 36.2 V 474
2023-04-27 12:53:04 C 13 58 20.92 -24 40 33.3 V 474
2023-04-28 01:04:55 C 13 57 52.48 -24 36 58.8 u 807
2023-04-28 01:14:18 C 13 57 52.07 -24 36 56.0 u 807
2023-04-28 01:23:40 C 13 57 51.62 -24 36 53.4 u 807
2023-05-12 10:55:02 C 13 48 15.21 -22 50 18.4 V 474
2023-05-12 11:00:06 C 13 48 15.11 -22 50 16.9 V 474
2023-05-12 11:05:10 C 13 48 15.02 -22 50 15.6 V 474
2023-05-22 06:02:12 C 13 46 48.882 -21 48 33.98 V V06
2023-05-22 06:15:55 C 13 46 48.824 -21 48 30.56 V V06
2023-05-22 06:29:38 C 13 46 48.835 -21 48 27.68 V V06
2023-05-22 06:43:21 C 13 46 48.846 -21 48 24.77 V V06