391151 (2005 YY93)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.8811006285 ± 5.38e-08
Semi-major axis (a)2.5838441224 AU ± 6.36e-08
Inclination (i)24.79571583° ± 1.63e-05
Long. of Asc. Node (Ω)294.79580329° ± 6.89e-06
Arg. of Perihelion (ω)313.34776406° ± 1.46e-05
Mean Anomaly (M)265.80661184° ± 5.93e-05
Mean Motion (n)0.2373082360°/day ± 8.77e-09
Perihelion dist (q)0.30721744 AU ± 1.39e-07
Aphelion dist (Q)4.86047080 AU ± 1.84e-07
Orbital Period4.15335894 yr ± 1.53e-07
Physical Parameters
H (abs. magnitude)17.23
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.356″
Uncertainty0
Orbit TypeApollo
MOID0.106416 AU
Observations Used390
Oppositions7
Arc Total2005-2014
First Observation Used2005-12-22
Last Observation Used2014-11-02
Observations (410)
Date Type RA Dec Mag Band Observatory
2013-12-25 11:35:19 C 06 25 31.45 +37 43 48.2 o 291
2013-12-25 11:45:05 C 06 25 30.75 +37 43 47.5 o 291
2013-12-25 11:54:56 C 06 25 29.86 +37 43 46.9 o 291
2014-03-23 03:03:39 C 04 59 19.56 +28 03 47.4 o 291
2014-03-23 03:13:11 C 04 59 19.79 +28 03 45.2 o 291
2014-03-23 03:22:43 C 04 59 20.00 +28 03 42.9 o 291
2014-09-26 20:35:05 C 02 22 40.42 +66 28 25.2 q 157
2014-09-26 20:45:54 C 02 22 36.80 +66 28 20.5 q 157
2014-11-02 03:15:53 C 23 59 30.89 +49 20 14.2 u H21
2014-11-02 03:24:40 C 23 59 30.48 +49 20 02.9 u H21