2015 LK21

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6052569184 ± 6.45e-08
Semi-major axis (a)2.7625603005 AU ± 9.30e-08
Inclination (i)24.06100858° ± 6.51e-06
Long. of Asc. Node (Ω)166.01029023° ± 2.78e-05
Arg. of Perihelion (ω)203.65729293° ± 2.96e-05
Mean Anomaly (M)53.23463223° ± 1.89e-05
Mean Motion (n)0.2146567880°/day ± 1.08e-08
Perihelion dist (q)1.09050157 AU ± 1.82e-07
Aphelion dist (Q)4.43461903 AU ± 2.33e-07
Orbital Period4.59163809 yr ± 2.32e-07
Physical Parameters
H (abs. magnitude)17.76
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.284″
Uncertainty0
Orbit TypeAmor
MOID0.110970 AU
Observations Used125
Oppositions7
Arc Total2015-2024
First Observation Used2015-05-25
Last Observation Used2024-06-10
Observations (126)
Date Type RA Dec Mag Band Observatory
2020-11-10 14:33:51 C 08 18 55.44 -16 00 40.2 V 474
2020-11-10 14:39:56 C 08 18 55.55 -16 00 42.9 V 474
2020-11-10 14:42:58 C 08 18 55.61 -16 00 44.5 V 474
2020-11-10 14:46:01 C 08 18 55.67 -16 00 45.5 V 474
2020-11-19 10:55:08 C 08 21 33.24 -17 22 28.2 V G96
2020-11-19 11:03:19 C 08 21 33.26 -17 22 30.9 V G96
2020-11-19 11:11:29 C 08 21 33.27 -17 22 33.6 V G96
2020-11-19 11:25:03 C 08 21 33.30 -17 22 38.4 V G96
2020-11-20 09:59:42 C 08 21 37.62 -17 30 00.8 o 691
2020-11-20 10:09:24 C 08 21 37.62 -17 30 04.1 o 691
2020-11-27 09:47:16 C 08 20 53.28 -18 15 51.7 V G96
2020-11-27 09:54:42 C 08 20 53.13 -18 15 53.9 V G96
2020-11-27 10:02:07 C 08 20 53.01 -18 15 55.6 V G96
2020-11-27 10:09:32 C 08 20 52.95 -18 15 57.1 V G96
2020-12-05 11:26:58 C 08 17 20.22 -18 46 26.0 o 691
2020-12-05 11:49:56 C 08 17 19.58 -18 46 28.0 o 691
2020-12-05 12:07:50 C 08 17 19.10 -18 46 29.6 o 691
2020-12-23 08:00:14 C 08 00 36.04 -18 07 30.9 o 691
2020-12-23 08:08:57 C 08 00 35.57 -18 07 28.5 o 691
2020-12-23 08:17:40 C 08 00 35.22 -18 07 26.7 o 691
2021-02-20 04:23:04 C 07 06 46.95 -02 10 03.4 o 691
2021-02-20 04:55:13 C 07 06 46.78 -02 09 40.0 o 691
2021-02-20 05:27:12 C 07 06 46.63 -02 09 17.3 o 691
2024-06-10 06:28:07 C 15 26 15.131 +14 50 47.60 X F52
2024-06-10 06:46:02 C 15 26 14.438 +14 50 47.77 X F52
2024-06-10 07:04:23 C 15 26 13.735 +14 50 47.67 X F52