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
2021-09-06 07:58:30 C 23 07 46.88 +12 02 58.1 U I41
2021-09-06 07:59:52 C 23 07 46.92 +12 03 01.1 U I41
2021-09-06 08:06:51 C 23 07 47.08 +12 03 16.8 U I41
2021-09-06 08:08:13 C 23 07 47.11 +12 03 19.9 U I41
2021-09-07 12:33:58 C 23 08 43.934 +13 07 15.06 U F52
2021-09-07 12:48:42 C 23 08 44.289 +13 07 47.63 U F52
2021-09-07 13:03:26 C 23 08 44.654 +13 08 20.25 U F52
2021-09-07 23:19:54 C 23 09 07.56 +13 30 56.1 V K87
2021-09-07 23:24:07 C 23 09 07.67 +13 31 05.2 V K87
2021-09-07 23:28:20 C 23 09 07.74 +13 31 14.0 V K87
2021-09-08 07:59:07 C 23 09 25.28 +13 50 20.0 U I41
2021-09-08 08:29:29 C 23 09 26.00 +13 51 27.1 U I41
2021-09-08 09:09:48 C 23 09 28.73 +13 53 06.3 V T08
2021-09-08 09:13:08 C 23 09 28.80 +13 53 13.7 V T08
2021-09-08 09:17:06 C 23 09 28.88 +13 53 22.5 V T08
2021-09-08 10:07:36 C 23 09 30.03 +13 55 14.8 V T08
2021-09-08 20:17:20 C 23 09 52.40 +14 17 20.8 V B67
2021-09-08 20:24:11 C 23 09 52.60 +14 17 35.9 V B67
2021-09-08 20:31:01 C 23 09 52.80 +14 17 51.4 V B67
2021-09-09 20:49:50 C 23 10 43.18 +15 11 09.5 V K88
2021-09-09 20:53:59 C 23 10 43.29 +15 11 18.9 V K88
2021-09-09 20:58:09 C 23 10 43.42 +15 11 28.4 V K88
2021-09-09 21:54:34 C 23 10 44.86 +15 13 31.1 V K88
2021-09-09 21:56:45 C 23 10 44.96 +15 13 36.2 V K88
2021-09-09 21:58:55 C 23 10 45.01 +15 13 40.8 V K88
2021-09-09 22:01:05 C 23 10 45.06 +15 13 45.6 V K88
2021-09-10 06:41:28 C 23 11 03.45 +15 32 46.8 V 703
2021-09-10 06:49:03 C 23 11 03.64 +15 33 03.4 V 703
2021-09-10 06:56:37 C 23 11 03.83 +15 33 19.7 V 703
2021-09-10 07:04:11 C 23 11 03.99 +15 33 36.3 V 703
2021-09-10 08:51:07 C 23 11 08.68 +15 37 35.4 V T05
2021-09-10 08:55:04 C 23 11 08.78 +15 37 44.4 V T05
2021-09-10 09:01:26 C 23 11 08.93 +15 37 58.3 V T05
2021-09-10 09:17:03 C 23 11 09.31 +15 38 32.6 V T05
2021-09-11 01:36:46 C 23 11 42.17 +16 13 24.2 18.1 q 122
2021-09-11 02:01:31 C 23 11 42.88 +16 14 17.8 18.2 q 122
2021-09-11 02:31:17 C 23 11 43.72 +16 15 20.8 18.2 q 122
2021-09-12 09:09:10 C 23 12 52.10 +17 20 41.4 V T08
2021-09-12 09:21:36 C 23 12 52.41 +17 21 07.9 V T08
2021-09-12 09:27:50 C 23 12 52.55 +17 21 21.1 V T08
2021-09-12 10:08:00 C 23 12 53.50 +17 22 45.6 V T08
2021-09-13 06:14:27 C 23 13 38.20 +18 04 30.1 V 703
2021-09-13 06:22:05 C 23 13 38.42 +18 04 47.2 V 703
2021-09-13 06:29:44 C 23 13 38.58 +18 05 01.4 V 703
2021-09-13 06:37:22 C 23 13 38.79 +18 05 17.8 V 703
2021-09-14 15:20:10 C 23 14 51.89 +19 12 06.0 V D29
2021-09-14 15:40:32 C 23 14 52.44 +19 12 46.7 V D29
2021-09-14 16:00:53 C 23 14 52.98 +19 13 27.6 V D29
2021-09-16 04:43:32 C 23 16 19.09 +20 26 07.9 q U71
2021-09-16 04:59:39 C 23 16 19.57 +20 26 39.6 q U71