2021 LN15

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4723682168 ± 1.47e-08
Semi-major axis (a)2.2656810742 AU ± 3.52e-08
Inclination (i)7.84221881° ± 1.98e-06
Long. of Asc. Node (Ω)325.01157542° ± 7.21e-06
Arg. of Perihelion (ω)32.05012354° ± 1.53e-05
Mean Anomaly (M)80.36895932° ± 9.10e-06
Mean Motion (n)0.2890108257°/day ± 6.74e-09
Perihelion dist (q)1.19544535 AU ± 3.81e-08
Aphelion dist (Q)3.33591680 AU ± 6.17e-08
Orbital Period3.41034382 yr ± 7.96e-08
Physical Parameters
H (abs. magnitude)20.23
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.230″
Uncertainty0
Orbit TypeAmor
MOID0.200305 AU
Observations Used420
Oppositions5
Arc Total2014-2021
First Observation Used2014-06-28
Last Observation Used2021-11-28
Observations (435)
Date Type RA Dec Mag Band Observatory
2021-08-14 00:35:47 C 22 48 02.68 -07 40 48.0 V K87
2021-08-14 00:42:07 C 22 48 02.90 -07 40 37.1 V K87
2021-08-14 00:48:25 C 22 48 03.09 -07 40 26.0 V K87
2021-08-14 23:23:57 C 22 48 56.40 -07 00 29.9 V K87
2021-08-14 23:30:16 C 22 48 56.58 -07 00 18.3 V K87
2021-08-14 23:36:36 C 22 48 56.75 -07 00 07.1 V K87
2021-08-15 11:19:26 C 22 49 23.702 -06 38 50.69 U F51
2021-08-15 11:36:23 C 22 49 24.187 -06 38 20.00 U F51
2021-08-15 16:43:33 C 22 49 36.24 -06 29 09.0 q D29
2021-08-15 17:03:54 C 22 49 36.86 -06 28 32.1 q D29
2021-08-15 17:24:16 C 22 49 37.51 -06 27 54.7 q D29
2021-08-16 10:55:58 C 22 50 18.01 -05 55 39.6 V T05
2021-08-16 10:58:36 C 22 50 18.10 -05 55 34.4 V T05
2021-08-16 11:10:32 C 22 50 18.44 -05 55 12.5 V T05
2021-08-16 11:19:56 C 22 50 18.70 -05 54 55.1 V T05
2021-08-16 16:58:46 C 22 50 31.56 -05 44 32.7 q D29
2021-08-16 17:15:19 C 22 50 32.03 -05 44 01.9 q D29
2021-08-16 17:19:07 C 22 50 32.14 -05 43 54.9 q D29
2021-08-16 17:35:40 C 22 50 32.62 -05 43 23.9 q D29
2021-08-16 17:39:29 C 22 50 32.73 -05 43 16.8 q D29
2021-08-18 10:08:11 C 22 52 04.83 -04 26 24.6 V T08
2021-08-18 10:12:50 C 22 52 04.94 -04 26 15.7 V T08
2021-08-18 10:20:48 C 22 52 05.17 -04 26 00.4 V T08
2021-08-18 10:36:04 C 22 52 05.60 -04 25 31.0 V T08
2021-08-26 12:01:00 C 22 58 59.11 +02 15 41.6 V T08
2021-08-26 12:05:00 C 22 58 59.23 +02 15 50.5 V T08
2021-08-26 12:13:38 C 22 58 59.41 +02 16 09.1 V T08
2021-08-26 12:30:10 C 22 58 59.82 +02 16 45.6 V T08
2021-08-26 16:12:44 C 22 59 08.966 +02 25 23.27 V P07
2021-08-26 16:13:28 C 22 59 08.990 +02 25 24.56 V P07
2021-08-26 17:18:27 C 22 59 10.541 +02 27 48.49 V P07
2021-08-26 18:03:24 C 22 59 11.590 +02 29 27.17 V P07
2021-08-26 18:56:00 C 22 59 12.854 +02 31 22.51 V P07
2021-08-26 19:52:28 C 22 59 14.302 +02 33 26.93 V P07
2021-08-27 08:34:45 C 22 59 41.84 +03 00 54.7 V 703
2021-08-27 08:42:46 C 22 59 42.02 +03 01 12.8 V 703
2021-08-27 08:50:47 C 22 59 42.26 +03 01 30.1 V 703
2021-08-28 11:23:10 C 23 00 36.88 +04 00 43.2 V T05
2021-08-28 12:14:08 C 23 00 38.08 +04 02 37.1 V T05
2021-08-28 12:54:58 C 23 00 39.03 +04 04 08.1 V T05
2021-08-28 13:31:26 C 23 00 39.94 +04 05 29.3 V T05
2021-08-29 10:07:38 C 23 01 24.05 +04 51 45.8 V T05
2021-08-29 10:10:18 C 23 01 24.12 +04 51 51.9 V T05
2021-08-29 10:14:17 C 23 01 24.20 +04 52 00.7 V T05
2021-08-29 10:26:15 C 23 01 24.47 +04 52 27.6 V T05
2021-08-30 11:44:19 C 23 02 14.83 +05 49 38.0 V T08
2021-08-30 12:27:36 C 23 02 15.81 +05 51 15.9 V T08
2021-08-30 12:40:35 C 23 02 16.12 +05 51 45.4 V T08
2021-08-31 15:43:12 C 23 03 12.45 +06 53 01.8 q D29
2021-08-31 16:03:34 C 23 03 12.93 +06 53 48.3 q D29