2015 LG21

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5773922652 ± 3.89e-06
Semi-major axis (a)2.6976583510 AU ± 3.71e-05
Inclination (i)13.88034176° ± 9.15e-05
Long. of Asc. Node (Ω)263.73025337° ± 8.85e-05
Arg. of Perihelion (ω)39.81970570° ± 8.98e-05
Mean Anomaly (M)123.95914979° ± 1.67e-02
Mean Motion (n)0.2224497161°/day ± 4.59e-06
Perihelion dist (q)1.14005129 AU ± 1.89e-05
Aphelion dist (Q)4.25526542 AU ± 5.94e-05
Orbital Period4.43078238 yr ± 9.13e-05
Physical Parameters
H (abs. magnitude)20.70
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.237″
Uncertainty2
Orbit TypeAmor
MOID0.172212 AU
Observations Used98
Oppositions1
Arc Total2015-2015
First Observation Used2015-06-12
Last Observation Used2015-10-12
Observations (106)
Date Type RA Dec Mag Band Observatory
2015-09-25 04:35:47 C 23 20 39.35 +43 00 44.8 o 291
2015-09-25 04:39:55 C 23 20 39.38 +43 00 40.6 o 291
2015-09-25 04:44:02 C 23 20 39.40 +43 00 36.8 o 291
2015-10-12 05:01:46 C 23 28 12.74 +35 26 20.1 u H21
2015-10-12 05:11:45 C 23 28 12.96 +35 26 09.0 u H21
2015-10-12 05:21:33 C 23 28 13.17 +35 25 57.9 u H21