IAA RAS IAA Minor Planet Database

2023 HY2

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6000241912 ± 2.04e-03
Semi-major axis (a)2.5491874503 AU ± 1.03e-02
Inclination (i)24.75136860° ± 1.15e-01
Long. of Asc. Node (Ω)192.16666216° ± 1.13e-01
Arg. of Perihelion (ω)271.82685143° ± 2.43e-01
Mean Anomaly (M)272.42946523° ± 1.69e+00
Mean Motion (n)0.2421640206°/day ± 1.47e-03
Perihelion dist (q)1.01961331 AU ± 6.64e-03
Aphelion dist (Q)4.07876159 AU ± 1.73e-02
Orbital Period4.07007730 yr ± 2.47e-02
Physical Parameters
H (abs. magnitude)19.86
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.340″
Uncertainty4
Orbit TypeAmor
MOID0.336595 AU
Observations Used18
Oppositions1
Arc Total2023-2023
First Observation Used2023-04-16
Last Observation Used2023-04-22
Observations (18)
Date Type RA Dec Mag Band Observatory
2023-04-16 10:35:32 C 15 14 37.860 +01 51 00.86 – V V00
2023-04-16 10:42:40 C 15 14 37.504 +01 51 06.19 – V V00
2023-04-16 10:49:49 C 15 14 37.144 +01 51 11.09 – V V00
2023-04-16 11:18:16 C 15 14 35.72 +01 51 32.8 – o 291
2023-04-16 11:22:23 C 15 14 35.483 +01 51 34.63 – V H01
2023-04-16 11:26:39 C 15 14 35.268 +01 51 37.75 – V H01
2023-04-16 11:30:08 C 15 14 35.14 +01 51 41.1 – o 291
2023-04-16 11:31:40 C 15 14 35.009 +01 51 41.45 – V H01
2023-04-16 11:36:38 C 15 14 34.764 +01 51 44.93 – V H01
2023-04-17 08:48:11 C 15 13 32.272 +02 07 03.40 – V V06
2023-04-17 09:01:54 C 15 13 31.566 +02 07 13.19 – V V06
2023-04-18 07:51:22 C 15 12 23.370 +02 23 29.00 – V V06
2023-04-18 08:06:13 C 15 12 22.630 +02 23 40.60 – V V06
2023-04-18 08:35:56 C 15 12 21.140 +02 24 00.90 – V V06
2023-04-22 09:06:03 C 15 07 26.333 +03 29 50.61 – V H01
2023-04-22 09:12:26 C 15 07 25.978 +03 29 54.96 – V H01
2023-04-22 09:25:50 C 15 07 25.272 +03 30 03.76 – V H01
2023-04-22 09:36:28 C 15 07 24.712 +03 30 10.51 – V H01