IAA RAS IAA Minor Planet Database

2023 HW3

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5155519000
Semi-major axis (a)1.9127985000 AU
Inclination (i)19.29473000°
Long. of Asc. Node (Ω)32.60801000°
Arg. of Perihelion (ω)219.33347000°
Mean Anomaly (M)339.38204000°
Mean Motion (n)0.3725634500°/day
Perihelion dist (q)0.92665160 AU
Aphelion dist (Q)2.89894540 AU
Orbital Period2.64547600 yr
Physical Parameters
H (abs. magnitude)28.91
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date—
RMS Residual0.740″
Uncertainty7
Orbit TypeApollo
MOID0.001377 AU
Observations Used15
Oppositions1
Arc Total—
First Observation Used—
Last Observation Used2023-04-22
Observations (18)
Date Type RA Dec Mag Band Observatory
2023-04-22 08:21:31 C 14 34 35.576 +50 11 57.16 – V G96
2023-04-22 08:29:31 C 14 34 40.861 +50 14 53.74 – V G96
2023-04-22 08:37:17 C 14 34 46.096 +50 17 50.78 – V G96
2023-04-22 09:17:16 C 14 35 09.241 +50 32 16.66 – V H01
2023-04-22 09:22:16 C 14 35 13.026 +50 34 12.11 – V H01
2023-04-22 09:40:36 C 14 35 27.359 +50 41 19.14 – V H01
2023-04-22 09:51:47 C 14 35 36.477 +50 45 43.59 – V H01
2023-04-22 10:03:23 C 14 35 50.618 +50 51 13.46 – V I52
2023-04-22 10:05:02 C 14 35 51.936 +50 51 51.88 – V I52
2023-04-22 10:06:40 C 14 35 53.394 +50 52 31.69 – V I52
2023-04-22 20:16:13 C 15 08 16.30 +58 28 23.0 – X 958
2023-04-22 20:19:53 C 15 08 39.90 +58 33 36.1 – X 958
2023-04-22 20:53:06 C 15 12 26.60 +59 23 31.1 – X 958
2023-04-22 23:13:47 C 15 34 54.67 +63 48 56.3 – V L01
2023-04-22 23:14:53 C 15 35 09.95 +63 51 23.8 – V L01
2023-04-22 23:16:00 C 15 35 25.57 +63 53 51.4 – V L01
2023-04-22 23:17:07 C 15 35 41.15 +63 56 18.5 – V L01
2023-04-22 23:18:14 C 15 35 56.81 +63 58 46.9 – V L01