416584 (2004 JB12)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5173609786 ± 9.28e-09
Semi-major axis (a)2.1868773310 AU ± 9.55e-10
Inclination (i)8.46046258° ± 1.84e-06
Long. of Asc. Node (Ω)151.81181044° ± 1.04e-05
Arg. of Perihelion (ω)152.47073929° ± 1.09e-05
Mean Anomaly (M)208.06024952° ± 1.59e-06
Mean Motion (n)0.3047724049°/day ± 2.00e-10
Perihelion dist (q)1.05547233 AU ± 2.03e-08
Aphelion dist (Q)3.31828233 AU ± 2.03e-08
Orbital Period3.23397482 yr ± 2.12e-09
Physical Parameters
H (abs. magnitude)18.98
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.330″
Uncertainty0
Orbit TypeAmor
MOID0.062281 AU
Observations Used478
Oppositions11
Arc Total2004-2020
First Observation Used2004-04-16
Last Observation Used2020-04-22
Observations (504)
Date Type RA Dec Mag Band Observatory
2020-04-22 05:54:36 C 11 40 38.23 +11 59 47.9 V G96
2020-04-22 06:02:42 C 11 40 37.89 +11 59 49.9 V G96
2020-04-22 06:10:47 C 11 40 37.55 +11 59 52.0 V G96
2020-04-22 06:18:51 C 11 40 37.37 +11 59 53.9 V G96