518646 (2008 QD1)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4457568322 ± 2.79e-08
Semi-major axis (a)2.2537684242 AU ± 3.73e-09
Inclination (i)6.91292236° ± 2.53e-06
Long. of Asc. Node (Ω)72.67845078° ± 2.23e-05
Arg. of Perihelion (ω)261.12753498° ± 2.53e-05
Mean Anomaly (M)36.46488862° ± 8.71e-06
Mean Motion (n)0.2913052697°/day ± 7.23e-10
Perihelion dist (q)1.24913575 AU ± 6.29e-08
Aphelion dist (Q)3.25840110 AU ± 6.31e-08
Orbital Period3.38348250 yr ± 8.40e-09
Physical Parameters
H (abs. magnitude)19.12
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.200″
Uncertainty0
Orbit TypeAmor
MOID0.271372 AU
Observations Used187
Oppositions14
Arc Total2005-2025
First Observation Used2005-09-04
Last Observation Used2025-12-15
Observations (207)
Date Type RA Dec Mag Band Observatory
2025-12-10 08:21:54 C 03 21 09.277 +16 41 44.74 V G96
2025-12-10 08:29:58 C 03 21 09.032 +16 41 45.89 V G96
2025-12-10 08:38:01 C 03 21 08.788 +16 41 47.69 V G96
2025-12-15 05:45:37 C 03 18 24.067 +17 03 12.64 X F52
2025-12-15 06:04:28 C 03 18 23.665 +17 03 16.33 X F52
2025-12-15 06:23:10 C 03 18 23.269 +17 03 19.89 X F52
2025-12-15 06:41:44 C 03 18 22.872 +17 03 23.41 X F52