2021 LL

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5157528246 ± 2.83e-05
Semi-major axis (a)2.3081316267 AU ± 1.42e-04
Inclination (i)5.54538543° ± 2.16e-04
Long. of Asc. Node (Ω)114.65772982° ± 1.04e-04
Arg. of Perihelion (ω)146.02663618° ± 1.20e-04
Mean Anomaly (M)96.38308299° ± 4.21e-02
Mean Motion (n)0.2810744816°/day ± 2.59e-05
Perihelion dist (q)1.11770622 AU ± 9.47e-05
Aphelion dist (Q)3.49855703 AU ± 2.25e-04
Orbital Period3.50663738 yr ± 3.23e-04
Physical Parameters
H (abs. magnitude)24.89
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.252″
Uncertainty2
Orbit TypeAmor
MOID0.113338 AU
Observations Used24
Oppositions1
Arc Total2021-2021
First Observation Used2021-05-11
Last Observation Used2021-06-28
Observations (24)
Date Type RA Dec Mag Band Observatory
2021-05-11 12:06:52 C 15 27 39.900 +14 41 51.53 V F51
2021-05-11 12:24:52 C 15 27 41.465 +14 41 57.13 V F51
2021-05-11 13:00:54 C 15 27 44.639 +14 42 08.79 V F51
2021-06-01 08:36:03 C 16 40 28.178 +13 04 10.06 U F51
2021-06-01 08:54:25 C 16 40 31.509 +13 03 53.68 U F51
2021-06-01 09:12:53 C 16 40 34.863 +13 03 37.03 U F51
2021-06-02 10:42:14 C 16 45 38.71 +12 38 32.0 o 291
2021-06-02 10:48:57 C 16 45 40.04 +12 38 25.2 o 291
2021-06-02 10:55:41 C 16 45 41.32 +12 38 17.6 o 291
2021-06-03 10:37:43 C 16 50 35.16 +12 13 01.5 o 291
2021-06-03 10:45:09 C 16 50 36.64 +12 12 53.8 o 291
2021-06-03 10:52:48 C 16 50 38.13 +12 12 44.0 o 291
2021-06-11 08:43:21 C 17 33 24.63 +07 31 49.9 V I52
2021-06-11 08:49:29 C 17 33 25.97 +07 31 38.4 V I52
2021-06-11 09:52:27 C 17 33 39.93 +07 29 41.9 V V06
2021-06-11 09:57:21 C 17 33 41.03 +07 29 32.6 V V06
2021-06-11 10:02:15 C 17 33 42.12 +07 29 23.3 V V06
2021-06-11 10:07:09 C 17 33 43.20 +07 29 14.5 V V06
2021-06-21 07:21:04 C 18 30 55.05 -01 00 59.9 V I52
2021-06-21 07:32:07 C 18 30 57.45 -01 01 25.2 V I52
2021-06-21 07:43:10 C 18 30 59.82 -01 01 51.2 V I52
2021-06-28 07:30:23 C 19 08 16.24 -07 29 33.3 V 695
2021-06-28 07:36:46 C 19 08 17.44 -07 29 47.7 V 695
2021-06-28 07:43:09 C 19 08 18.62 -07 30 01.8 V 695