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
2021-09-29 06:31:47 C 23 30 02.42 +28 50 35.4 V 703
2021-09-29 06:40:28 C 23 30 02.67 +28 50 45.1 V 703
2021-09-29 06:48:32 C 23 30 03.13 +28 50 55.0 V 703
2021-09-29 20:59:02 C 23 30 46.62 +29 08 00.3 X Z43
2021-09-29 21:09:27 C 23 30 47.05 +29 08 13.1 X Z43
2021-09-29 21:19:54 C 23 30 47.50 +29 08 25.9 X Z43
2021-09-30 06:27:31 C 23 31 14.16 +29 19 29.0 U I41
2021-09-30 06:40:01 C 23 31 14.65 +29 19 43.9 U I41
2021-09-30 07:45:57 C 23 31 17.25 +29 21 00.8 U I41
2021-09-30 08:03:13 C 23 31 17.94 +29 21 20.7 U I41
2021-09-30 09:47:51 C 23 31 22.25 +29 23 19.4 U I41
2021-09-30 10:06:28 C 23 31 24.45 +29 23 54.5 V T05
2021-09-30 10:11:09 C 23 31 24.62 +29 23 59.9 V T05
2021-09-30 10:47:23 C 23 31 26.02 +29 24 41.3 V T05
2021-09-30 11:12:36 C 23 31 27.01 +29 25 10.1 V T05
2021-09-30 22:54:25 C 23 32 03.70 +29 38 25.9 18.6 q 122
2021-09-30 23:12:28 C 23 32 04.44 +29 38 46.4 18.6 q 122
2021-09-30 23:29:08 C 23 32 05.12 +29 39 05.2 18.6 q 122
2021-10-01 04:47:02 C 23 32 23.03 +29 45 10.0 U I41
2021-10-01 06:00:04 C 23 32 26.00 +29 46 33.7 U I41
2021-10-01 07:00:09 C 23 32 28.42 +29 47 41.4 U I41
2021-10-01 07:14:47 C 23 32 30.831 +29 48 03.69 U F51
2021-10-01 07:33:29 C 23 32 31.584 +29 48 25.36 U F51
2021-10-01 07:44:04 C 23 32 30.20 +29 48 29.8 U I41
2021-10-01 08:01:18 C 23 32 32.692 +29 48 57.26 U F51
2021-10-02 06:08:16 C 23 33 40.35 +30 12 57.4 V 703
2021-10-02 06:16:34 C 23 33 40.71 +30 13 06.7 V 703
2021-10-02 06:24:52 C 23 33 41.03 +30 13 15.3 V 703
2021-10-02 06:33:04 C 23 33 41.39 +30 13 23.5 V 703
2021-10-04 10:08:03 C 23 36 25.31 +31 05 10.7 V T05
2021-10-04 10:19:53 C 23 36 25.82 +31 05 21.4 V T05
2021-10-04 10:25:23 C 23 36 26.04 +31 05 26.6 V T05
2021-10-04 10:50:02 C 23 36 27.10 +31 05 49.0 V T05
2021-10-08 06:31:24 C 23 41 36.56 +32 22 17.6 V 703
2021-10-08 06:39:11 C 23 41 36.92 +32 22 22.9 V 703
2021-10-08 06:46:55 C 23 41 37.33 +32 22 28.6 V 703
2021-10-08 06:54:36 C 23 41 37.66 +32 22 33.3 V 703
2021-10-08 21:40:30 C 23 42 30.13 +32 32 59.7 V K87
2021-10-08 21:43:39 C 23 42 30.27 +32 33 01.7 V K87
2021-10-08 21:46:49 C 23 42 30.40 +32 33 04.0 V K87
2021-10-10 12:08:32 C 23 44 45.34 +32 58 38.7 V T08
2021-10-10 12:13:10 C 23 44 45.52 +32 58 40.3 V T08
2021-10-10 12:30:34 C 23 44 46.53 +32 58 50.3 V T08
2021-10-10 12:50:08 C 23 44 47.52 +32 59 00.7 V T08
2021-10-10 21:21:00 C 23 45 21.02 +33 04 03.9 V K87
2021-10-10 21:24:10 C 23 45 21.17 +33 04 06.1 V K87
2021-10-10 21:27:20 C 23 45 21.33 +33 04 08.1 V K87
2021-10-11 05:22:55 C 23 45 50.34 +33 09 02.3 V 703
2021-10-11 05:31:17 C 23 45 50.81 +33 09 07.5 V 703
2021-10-11 05:39:24 C 23 45 51.27 +33 09 12.2 V 703