IAA RAS IAA Minor Planet Database

2023 XW9

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6210452438 ± 1.55e-03
Semi-major axis (a)2.1084378272 AU ± 7.42e-03
Inclination (i)6.43620531° ± 2.28e-02
Long. of Asc. Node (Ω)243.06138114° ± 2.93e-02
Arg. of Perihelion (ω)127.72861928° ± 5.61e-02
Mean Anomaly (M)243.91498321° ± 1.29e+00
Mean Motion (n)0.3219371368°/day ± 1.70e-03
Perihelion dist (q)0.79900254 AU ± 4.31e-03
Aphelion dist (Q)3.41787311 AU ± 1.25e-02
Orbital Period3.06154889 yr ± 1.62e-02
Physical Parameters
H (abs. magnitude)26.17
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.381″
Uncertainty4
Orbit TypeApollo
MOID0.013914 AU
Observations Used15
Oppositions1
Arc Total2023-2023
First Observation Used2023-12-08
Last Observation Used2023-12-09
Observations (15)
Date Type RA Dec Mag Band Observatory
2023-12-08 07:51:46 C 04 48 09.670 -11 31 14.59 – V G96
2023-12-08 07:59:06 C 04 48 12.748 -11 30 00.83 – V G96
2023-12-08 08:06:27 C 04 48 15.844 -11 28 47.93 – V G96
2023-12-08 08:13:46 C 04 48 18.889 -11 27 34.42 – V G96
2023-12-08 09:24:03 C 04 48 48.157 -11 15 58.90 – V I52
2023-12-08 09:26:22 C 04 48 49.100 -11 15 35.71 – V I52
2023-12-08 09:28:42 C 04 48 50.072 -11 15 12.92 – V I52
2023-12-08 09:31:00 C 04 48 51.080 -11 14 50.68 – V I52
2023-12-08 11:38:17 C 04 49 56.318 -10 50 37.82 – V 474
2023-12-08 11:41:00 C 04 49 57.403 -10 50 12.73 – V 474
2023-12-08 11:43:42 C 04 49 58.471 -10 49 48.14 – V 474
2023-12-08 11:46:24 C 04 49 59.486 -10 49 22.04 – V 474
2023-12-09 06:22:28 C 04 57 04.620 -08 19 13.90 – V I52
2023-12-09 06:24:18 C 04 57 05.080 -08 19 00.40 – V I52
2023-12-09 06:26:08 C 04 57 05.590 -08 18 47.00 – V I52