IAA RAS IAA Minor Planet Database

2023 HY8

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4930260473 ± 1.25e-04
Semi-major axis (a)1.7329824151 AU ± 4.28e-04
Inclination (i)27.51987937° ± 5.17e-03
Long. of Asc. Node (Ω)217.46922820° ± 6.10e-04
Arg. of Perihelion (ω)75.99498703° ± 4.13e-03
Mean Anomaly (M)15.74278201° ± 1.37e-01
Mean Motion (n)0.4320371001°/day ± 1.60e-04
Perihelion dist (q)0.87857694 AU ± 3.07e-04
Aphelion dist (Q)2.58738789 AU ± 6.74e-04
Orbital Period2.28134640 yr ± 8.44e-04
Physical Parameters
H (abs. magnitude)23.38
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.165″
Uncertainty3
Orbit TypeApollo
MOID0.118177 AU
Observations Used17
Oppositions1
Arc Total2023-2023
First Observation Used2023-04-15
Last Observation Used2023-05-12
Observations (17)
Date Type RA Dec Mag Band Observatory
2023-04-15 09:23:26 C 13 19 55.988 -34 33 59.09 – V F52
2023-04-15 09:38:05 C 13 19 55.282 -34 33 28.05 – V F52
2023-04-15 10:07:33 C 13 19 53.912 -34 32 27.22 – V F52
2023-04-23 09:23:45 C 13 11 36.395 -25 15 57.17 – U F52
2023-04-23 09:53:05 C 13 11 34.669 -25 14 02.92 – U F52
2023-04-23 10:07:46 C 13 11 33.813 -25 13 05.83 – U F52
2023-05-12 04:58:32 C 12 48 33.354 +27 27 40.97 – V G96
2023-05-12 05:05:55 C 12 48 32.861 +27 28 46.16 – V G96
2023-05-12 05:13:19 C 12 48 32.368 +27 29 51.76 – V G96
2023-05-12 05:20:45 C 12 48 31.838 +27 30 57.20 – V G96
2023-05-12 05:54:09 C 12 48 29.398 +27 35 50.31 – V H01
2023-05-12 06:00:47 C 12 48 28.942 +27 36 48.66 – V H01
2023-05-12 06:14:58 C 12 48 27.993 +27 38 53.66 – V H01
2023-05-12 06:24:13 C 12 48 27.373 +27 40 14.86 – V H01
2023-05-12 07:16:49 C 12 48 24.059 +27 47 59.03 – V I52
2023-05-12 07:19:49 C 12 48 23.850 +27 48 25.85 – V I52
2023-05-12 07:22:49 C 12 48 23.670 +27 48 51.91 – V I52