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
2015-05-25 12:27:44 C 16 46 11.491 +15 29 47.08 L F51
2015-05-25 12:47:46 C 16 46 10.608 +15 29 53.89 L F51
2015-05-25 13:27:54 C 16 46 08.852 +15 30 07.25 L F51
2015-05-26 12:23:04 C 16 45 08.993 +15 37 43.12 L F51
2015-05-26 12:43:04 C 16 45 08.090 +15 37 49.72 L F51
2015-05-26 13:03:07 C 16 45 07.178 +15 37 56.13 L F51
2015-05-26 13:23:22 C 16 45 06.270 +15 38 02.79 L F51
2015-06-11 11:12:40 C 16 27 08.462 +17 02 04.98 L F51
2015-06-11 11:51:57 C 16 27 06.507 +17 02 09.12 L F51
2015-06-11 12:11:32 C 16 27 05.524 +17 02 11.46 L F51
2015-06-12 04:31:45 C 16 26 18.50 +17 03 46.4 o 691
2015-06-12 04:40:03 C 16 26 18.18 +17 03 47.3 o 691
2015-06-12 04:48:23 C 16 26 17.72 +17 03 48.1 o 691
2015-06-12 06:31:29 C 16 26 12.56 +17 03 58.1 q I52
2015-06-12 06:33:36 C 16 26 12.49 +17 03 58.2 q I52
2015-06-12 06:35:43 C 16 26 12.42 +17 03 58.1 q I52
2015-06-12 11:42:43 C 16 25 57.445 +17 04 26.47 L F51
2015-06-12 11:55:16 C 16 25 56.807 +17 04 27.72 t 568
2015-06-12 11:57:11 C 16 25 56.710 +17 04 27.85 t 568
2015-06-12 11:59:03 C 16 25 56.621 +17 04 28.04 t 568
2015-06-12 12:02:51 C 16 25 56.446 +17 04 28.48 L F51
2015-06-12 12:22:53 C 16 25 55.465 +17 04 30.04 L F51
2015-06-13 05:42:33 C 16 25 05.69 +17 05 54.9 o 926
2015-06-13 06:04:58 C 16 25 04.60 +17 05 56.8 o 926
2015-06-13 06:27:20 C 16 25 03.50 +17 05 57.8 o 926
2015-06-14 04:48:57 C 16 23 59.23 +17 07 30.0 o 926
2015-06-14 05:06:30 C 16 23 58.32 +17 07 31.1 o 926
2015-06-14 05:24:05 C 16 23 57.50 +17 07 32.3 o 926
2015-06-14 06:27:13 C 16 23 54.36 +17 07 36.1 o 291
2015-06-14 06:48:49 C 16 23 53.28 +17 07 37.9 o 291
2015-06-14 07:10:09 C 16 23 52.25 +17 07 38.7 o 291
2015-06-15 04:19:55 C 16 22 51.85 +17 08 45.6 o 926
2015-06-15 04:42:12 C 16 22 50.73 +17 08 46.8 o 926
2015-06-15 05:01:43 C 16 22 49.80 +17 08 48.1 o 926
2015-06-15 06:49:26 C 16 22 44.50 +17 08 52.4 o 291
2015-06-15 07:10:11 C 16 22 43.51 +17 08 53.3 o 291
2015-06-15 07:30:45 C 16 22 42.51 +17 08 54.1 o 291
2015-06-20 08:49:11 C 16 17 02.86 +17 09 17.3 o 691
2015-06-20 08:59:30 C 16 17 02.39 +17 09 17.1 o 691
2015-06-20 09:10:09 C 16 17 01.89 +17 09 16.7 o 691
2015-06-21 07:51:13 C 16 16 00.45 +17 08 15.5 o 691
2015-06-21 07:59:52 C 16 16 00.02 +17 08 15.3 o 691
2015-06-21 08:08:51 C 16 15 59.58 +17 08 14.9 o 691
2015-06-22 06:21:54 C 16 15 00.20 +17 06 56.0 o 691
2015-06-22 06:29:13 C 16 14 59.85 +17 06 55.5 o 691
2015-06-22 06:36:51 C 16 14 59.53 +17 06 54.8 o 691
2015-07-12 07:04:32 C 15 57 52.03 +15 24 41.3 o 691
2015-07-12 07:11:51 C 15 57 51.88 +15 24 38.7 o 691
2015-07-12 07:19:30 C 15 57 51.64 +15 24 36.4 o 691
2015-08-19 04:24:49 C 15 58 08.16 +07 48 23.1 o 291