142040 (2002 QE15)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3443721199 ± 1.03e-08
Semi-major axis (a)1.6670943002 AU ± 9.62e-09
Inclination (i)28.25007937° ± 1.79e-06
Long. of Asc. Node (Ω)226.37836415° ± 1.97e-06
Arg. of Perihelion (ω)160.54174926° ± 3.64e-06
Mean Anomaly (M)257.41413227° ± 1.05e-05
Mean Motion (n)0.4579014578°/day ± 3.96e-09
Perihelion dist (q)1.09299350 AU ± 1.83e-08
Aphelion dist (Q)2.24119510 AU ± 2.15e-08
Orbital Period2.15248558 yr ± 1.86e-08
NGA Modelr2
A2-2.64542528e-14 ± 1.64e-14 AU/d²
Physical Parameters
H (abs. magnitude)16.25
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.314″
Uncertainty0
Orbit TypeAmor
MOID0.114911 AU
Observations Used2277
Gaia Obs Used39
Oppositions13
Arc Total1993-2017
First Observation Used1993-04-20
Last Observation Used2025-04-29
Observations (2505)
Date Type RA Dec Mag Band Observatory
2025-04-29 03:01:41 C 11 48 44.899 -22 37 38.21 V W68
2025-04-29 03:06:16 C 11 48 44.767 -22 37 34.68 V W68
2025-04-29 03:21:20 C 11 48 44.474 -22 37 21.40 V W68
2025-04-29 03:23:58 C 11 48 44.407 -22 37 18.98 V W68
2025-04-29 03:30:04 C 11 48 44.314 -22 37 13.33 V W68