450143 (1999 ED5)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4660314312 ± 1.88e-08
Semi-major axis (a)1.7463743310 AU ± 1.04e-09
Inclination (i)18.17748752° ± 6.62e-06
Long. of Asc. Node (Ω)5.47445154° ± 5.13e-06
Arg. of Perihelion (ω)274.09012161° ± 8.45e-06
Mean Anomaly (M)163.19839262° ± 3.58e-06
Mean Motion (n)0.4270770825°/day ± 3.82e-10
Perihelion dist (q)0.93250900 AU ± 3.29e-08
Aphelion dist (Q)2.56023966 AU ± 3.29e-08
Orbital Period2.30784166 yr ± 2.07e-09
Physical Parameters
H (abs. magnitude)19.51
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.282″
Uncertainty0
Orbit TypeApollo
MOID0.174707 AU
Observations Used221
Oppositions13
Arc Total1999-2022
First Observation Used1999-03-13
Last Observation Used2022-11-17
Observations (255)
Date Type RA Dec Mag Band Observatory
2022-10-29 12:20:25 C 23 00 10.99 +04 09 05.7 V D29
2022-11-17 03:43:16 C 23 17 11.303 +09 00 03.74 V G96
2022-11-17 03:50:43 C 23 17 11.659 +09 00 08.32 V G96
2022-11-17 03:58:11 C 23 17 11.987 +09 00 11.45 V G96
2022-11-17 04:05:38 C 23 17 12.203 +09 00 15.66 V G96