2017 UD1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1544492933 ± 1.90e-08
Semi-major axis (a)1.1301902512 AU ± 1.29e-09
Inclination (i)22.20683141° ± 1.82e-05
Long. of Asc. Node (Ω)201.32867792° ± 2.32e-06
Arg. of Perihelion (ω)261.68859895° ± 2.57e-05
Mean Anomaly (M)203.12171749° ± 2.72e-05
Mean Motion (n)0.8203230992°/day ± 1.40e-09
Perihelion dist (q)0.95563317 AU ± 2.15e-08
Aphelion dist (Q)1.30474734 AU ± 2.15e-08
Orbital Period1.20150985 yr ± 2.05e-09
Physical Parameters
H (abs. magnitude)24.79
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.237″
Uncertainty0
Orbit TypeApollo
MOID0.075334 AU
Observations Used62
Oppositions1
Arc Total2017-2023
First Observation Used2017-10-16
Last Observation Used2023-10-15
Observations (62)
Date Type RA Dec Mag Band Observatory
2023-10-08 07:35:15 C 23 27 28.609 +29 49 48.47 V F52
2023-10-09 06:11:04 C 23 27 48.604 +27 23 15.79 V G96
2023-10-09 06:27:17 C 23 27 48.560 +27 21 26.42 V G96
2023-10-09 06:35:24 C 23 27 48.582 +27 20 32.42 V G96
2023-10-10 04:59:12 C 23 28 16.352 +24 44 44.63 V G96
2023-10-10 05:14:06 C 23 28 16.320 +24 42 57.89 V G96
2023-10-10 05:21:33 C 23 28 16.327 +24 42 03.85 V G96
2023-10-13 06:53:36 C 23 30 11.209 +14 55 13.26 X F52
2023-10-13 07:11:19 C 23 30 11.356 +14 52 39.43 X F52
2023-10-13 07:47:17 C 23 30 11.609 +14 47 25.29 X F52
2023-10-15 06:45:55 C 23 31 49.682 +07 36 27.37 X F52
2023-10-15 07:00:55 C 23 31 49.913 +07 34 04.82 X F52