2021 LL2

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7139859253 ± 5.46e-08
Semi-major axis (a)1.7269690168 AU ± 5.36e-08
Inclination (i)3.11365258° ± 5.21e-06
Long. of Asc. Node (Ω)225.41063135° ± 1.15e-04
Arg. of Perihelion (ω)159.68993682° ± 1.16e-04
Mean Anomaly (M)318.16655539° ± 3.10e-05
Mean Motion (n)0.4342956277°/day ± 2.02e-08
Perihelion dist (q)0.49393745 AU ± 9.55e-08
Aphelion dist (Q)2.96000059 AU ± 1.32e-07
Orbital Period2.26948240 yr ± 1.06e-07
Physical Parameters
H (abs. magnitude)21.58
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.223″
Uncertainty0
Orbit TypeApollo
MOID0.045855 AU
Observations Used59
Oppositions5
Arc Total2015-2024
First Observation Used2015-01-22
Last Observation Used2024-02-15
Observations (69)
Date Type RA Dec Mag Band Observatory
2015-01-22 14:37:10 C 12 31 30.205 -09 00 24.52 V F51
2015-01-22 14:53:24 C 12 31 29.446 -09 00 21.59 V F51
2015-01-22 15:25:53 C 12 31 27.876 -09 00 15.18 V F51
2015-01-23 12:57:18 C 12 30 29.177 -08 55 56.48 V F51
2021-05-23 13:20:38 C 19 58 44.846 -15 55 15.55 V F51
2021-05-23 13:30:17 C 19 58 45.850 -15 55 08.94 V F51
2021-05-23 13:49:50 C 19 58 47.866 -15 54 55.43 V F51
2021-05-24 13:26:21 C 20 01 23.891 -15 37 59.13 V F51
2021-05-24 13:35:56 C 20 01 24.860 -15 37 52.42 V F51
2021-05-24 13:56:02 C 20 01 27.063 -15 37 37.02 V F51
2021-06-03 13:08:06 C 20 34 33.195 -11 36 46.92 V F51
2021-06-03 13:23:58 C 20 34 35.878 -11 36 24.73 V F51
2021-06-07 13:14:31 C 20 53 31.079 -09 02 13.95 U F51
2021-06-07 13:48:24 C 20 53 38.408 -09 01 10.55 U F51
2021-06-07 14:05:14 C 20 53 42.076 -09 00 38.63 U F51
2021-06-08 00:17:13 C 20 56 01.92 -08 41 15.1 V L01
2021-06-08 00:25:56 C 20 56 03.89 -08 40 57.9 V L01
2021-06-08 00:34:46 C 20 56 05.93 -08 40 41.3 V L01
2021-06-08 00:52:57 C 20 56 10.09 -08 40 05.1 V L01
2021-06-08 13:47:20 C 20 59 12.015 -08 14 08.63 V 568
2021-06-08 13:48:45 C 20 59 12.339 -08 14 05.78 V 568
2021-06-08 13:50:09 C 20 59 12.670 -08 14 02.87 V 568
2021-06-08 13:51:34 C 20 59 13.000 -08 13 59.97 V 568
2021-06-10 10:18:44 C 21 10 38.52 -06 35 33.6 V I52
2021-06-10 10:20:33 C 21 10 39.00 -06 35 28.8 V I52
2021-06-10 10:22:23 C 21 10 39.48 -06 35 24.4 V I52
2021-06-10 10:55:25 C 21 10 48.36 -06 34 05.3 V I52
2021-06-12 09:29:42 C 21 24 39.13 -04 31 06.5 u 807
2021-06-12 09:39:40 C 21 24 42.21 -04 30 37.5 u 807
2021-06-12 09:59:07 C 21 24 48.33 -04 29 41.8 u 807
2021-06-14 08:09:32 C 21 40 57.21 -02 05 13.1 V I52
2021-06-14 08:11:57 C 21 40 58.11 -02 05 05.8 V I52
2021-06-14 08:14:22 C 21 40 59.06 -02 04 55.9 V I52
2021-06-14 08:16:48 C 21 41 00.03 -02 04 49.3 V I52
2021-06-14 12:33:04 C 21 42 37.361 -01 49 54.66 U F51
2021-06-14 12:51:51 C 21 42 44.391 -01 48 49.38 U F51
2021-06-14 13:10:46 C 21 42 51.502 -01 47 43.26 U F51
2021-06-14 13:29:42 C 21 42 58.602 -01 46 37.21 U F51
2021-06-15 09:38:27 C 21 51 02.71 -00 33 27.0 V I52
2021-06-15 09:42:04 C 21 51 04.18 -00 33 12.7 V I52
2021-06-15 09:43:54 C 21 51 04.94 -00 33 05.4 V I52
2021-06-18 10:28:11 C 22 25 47.48 +04 42 03.9 V I52
2021-06-18 10:30:00 C 22 25 48.43 +04 42 11.3 V I52
2021-06-19 08:57:14 C 22 38 35.88 +06 36 11.7 V I52
2021-06-19 09:00:52 C 22 38 38.01 +06 36 30.9 V I52
2021-06-19 09:02:41 C 22 38 39.10 +06 36 41.0 V I52
2021-06-21 10:32:18 C 23 10 46.03 +11 13 12.8 V G96
2021-06-21 10:42:28 C 23 10 53.12 +11 14 12.7 V G96
2021-06-21 10:52:40 C 23 11 00.19 +11 15 12.7 V G96
2021-06-21 11:02:50 C 23 11 07.26 +11 16 12.6 V G96