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
2021-10-13 02:35:13 C 23 48 39.14 +33 33 30.5 u H21
2021-10-13 02:39:15 C 23 48 39.36 +33 33 32.7 u H21
2021-10-13 02:44:37 C 23 48 39.65 +33 33 35.5 u H21
2021-10-13 06:38:43 C 23 48 54.969 +33 35 41.65 U F52
2021-10-13 06:56:09 C 23 48 55.896 +33 35 50.91 U F52
2021-10-13 07:13:34 C 23 48 56.819 +33 36 00.07 U F52
2021-10-13 07:30:58 C 23 48 57.735 +33 36 09.11 U F52
2021-10-14 08:41:07 C 23 50 32.97 +33 47 58.1 V T08
2021-10-14 08:45:46 C 23 50 33.21 +33 47 59.0 V T08
2021-10-14 08:57:56 C 23 50 33.88 +33 48 05.0 V T08
2021-10-14 09:37:49 C 23 50 36.03 +33 48 22.2 V T08
2021-10-16 20:19:19 C 23 54 26.94 +34 11 06.8 V K87
2021-10-16 20:25:39 C 23 54 27.33 +34 11 09.0 V K87
2021-10-16 20:31:57 C 23 54 27.60 +34 11 10.0 V K87
2021-10-17 04:48:51 C 23 55 00.67 +34 14 07.7 V G96
2021-10-17 04:57:04 C 23 55 01.13 +34 14 10.5 V G96
2021-10-17 05:05:15 C 23 55 01.60 +34 14 13.5 V G96
2021-10-17 05:13:26 C 23 55 02.07 +34 14 16.0 V G96
2021-10-18 02:10:01 C 23 56 26.96 +34 20 41.1 u H21
2021-10-18 02:16:05 C 23 56 27.33 +34 20 43.0 u H21
2021-10-18 02:20:08 C 23 56 27.57 +34 20 44.4 u H21
2021-10-18 02:28:14 C 23 56 28.05 +34 20 47.0 u H21
2021-10-18 02:32:16 C 23 56 28.29 +34 20 48.2 u H21
2021-10-18 02:36:19 C 23 56 28.54 +34 20 49.5 u H21
2021-10-18 02:40:21 C 23 56 28.78 +34 20 50.8 u H21
2021-10-18 02:45:29 C 23 56 29.08 +34 20 52.3 u H21
2021-10-18 20:26:58 C 23 57 40.67 +34 25 46.7 V 160
2021-10-18 20:32:57 C 23 57 41.06 +34 25 48.2 V 160
2021-10-18 20:38:59 C 23 57 41.43 +34 25 49.7 V 160
2021-10-21 09:48:16 C 00 01 53.115 +34 39 26.50 U F52
2021-10-21 10:00:09 C 00 01 53.834 +34 39 28.29 U F52
2021-10-21 10:12:03 C 00 01 54.549 +34 39 30.01 U F52
2021-10-21 10:23:58 C 00 01 55.281 +34 39 31.62 U F52
2021-10-24 06:33:28 C 00 06 45.32 +34 48 09.4 V 703
2021-10-24 06:41:18 C 00 06 45.80 +34 48 09.7 V 703
2021-10-24 06:49:09 C 00 06 46.42 +34 48 10.7 V 703
2021-10-24 06:57:00 C 00 06 46.90 +34 48 11.1 V 703
2021-10-24 09:35:45 C 00 06 58.36 +34 48 30.7 V T05
2021-10-24 09:43:42 C 00 06 58.85 +34 48 30.6 V T05
2021-10-24 09:49:00 C 00 06 59.22 +34 48 31.7 V T05
2021-10-24 10:23:16 C 00 07 01.33 +34 48 32.7 V T05
2021-10-27 05:34:01 C 00 11 55.32 +34 51 05.1 V 703
2021-10-27 05:41:39 C 00 11 55.71 +34 51 05.3 V 703
2021-10-27 05:49:15 C 00 11 56.21 +34 51 04.9 V 703
2021-10-30 04:50:42 C 00 17 13.17 +34 48 26.7 V 703
2021-10-30 04:58:30 C 00 17 13.76 +34 48 26.6 V 703
2021-10-30 05:06:43 C 00 17 14.24 +34 48 25.3 V 703
2021-10-30 05:14:52 C 00 17 14.92 +34 48 25.3 V 703
2021-11-02 04:02:49 C 00 22 37.38 +34 41 05.6 V 703
2021-11-02 04:10:40 C 00 22 37.82 +34 41 03.5 V 703