2021 LF

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.9264803673 ± 1.05e-02
Semi-major axis (a)2.0443939919 AU ± 1.67e-01
Inclination (i)12.71626761° ± 8.72e-01
Long. of Asc. Node (Ω)113.77079576° ± 2.36e+00
Arg. of Perihelion (ω)352.09601949° ± 1.72e+00
Mean Anomaly (M)207.12137179° ± 6.69e+01
Mean Motion (n)0.3353717100°/day ± 4.11e-02
Perihelion dist (q)0.14987230 AU ± 2.47e-02
Aphelion dist (Q)3.95357090 AU ± 3.22e-01
Orbital Period2.93885150 yr ± 3.60e-01
Physical Parameters
H (abs. magnitude)21.26
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.349″
Uncertainty3
Orbit TypeApollo
MOID0.117242 AU
Observations Used88
Oppositions1
Arc Total2021-2021
First Observation Used
Last Observation Used2021-06-14
Observations (88)
Date Type RA Dec Mag Band Observatory
2021-05-22 09:47:40 C 20 46 08.44 +42 17 03.2 W I41
2021-05-22 10:49:14 C 20 44 54.12 +42 15 18.4 W I41
2021-05-25 09:11:42 C 19 24 08.33 +38 16 51.3 W I41
2021-05-28 09:35:15 C 18 17 22.42 +31 35 53.9 W I41
2021-05-31 09:59:23 C 17 30 06.03 +24 35 38.7 W I41
2021-06-01 09:03:06 C 17 18 24.04 +22 32 13.7 V G96
2021-06-01 09:10:35 C 17 18 20.39 +22 31 34.6 V G96
2021-06-01 09:18:04 C 17 18 16.76 +22 30 55.7 V G96
2021-06-01 09:25:32 C 17 18 13.13 +22 30 16.7 V G96
2021-06-01 10:27:43 C 17 17 43.03 +22 24 52.4 V I52
2021-06-01 10:28:19 C 17 17 42.75 +22 24 49.5 V I52
2021-06-01 10:28:56 C 17 17 42.44 +22 24 45.9 V I52
2021-06-01 10:29:32 C 17 17 42.17 +22 24 42.8 V I52
2021-06-01 21:04:11 C 17 12 51.47 +21 30 29.2 V A17
2021-06-01 21:22:27 C 17 12 43.14 +21 28 58.0 V A17
2021-06-01 21:34:29 C 17 12 37.47 +21 27 59.5 o K88
2021-06-01 21:40:07 C 17 12 35.13 +21 27 28.8 V A17
2021-06-01 21:40:53 C 17 12 34.55 +21 27 27.6 o K88
2021-06-01 21:47:17 C 17 12 31.64 +21 26 55.2 o K88
2021-06-01 23:23:15 C 17 11 48.35 +21 18 55.2 V 595
2021-06-01 23:23:26 C 17 11 48.22 +21 18 54.1 V L01
2021-06-01 23:25:34 C 17 11 47.26 +21 18 43.6 V L01
2021-06-01 23:27:48 C 17 11 46.28 +21 18 32.5 V L01
2021-06-01 23:30:25 C 17 11 45.10 +21 18 19.7 V L01
2021-06-01 23:33:32 C 17 11 43.66 +21 18 04.0 V L01
2021-06-01 23:33:34 C 17 11 43.66 +21 18 04.0 V 595
2021-06-01 23:50:49 C 17 11 35.87 +21 16 37.1 V 595
2021-06-01 23:52:31 C 17 11 35.52 +21 16 25.6 V J95
2021-06-02 00:03:47 C 17 11 30.48 +21 15 29.1 V J95
2021-06-02 00:14:59 C 17 11 25.42 +21 14 33.2 V J95
2021-06-02 01:39:50 C 17 10 47.03 +21 07 33.4 V K83
2021-06-02 01:46:50 C 17 10 43.88 +21 06 57.9 V K83
2021-06-02 01:53:50 C 17 10 40.81 +21 06 23.9 V K83
2021-06-02 04:35:28 C 17 09 32.74 +20 53 03.2 V V01
2021-06-02 05:24:30 C 17 09 11.29 +20 49 02.0 V V01
2021-06-02 07:09:35 C 17 08 25.62 +20 40 31.5 W I41
2021-06-02 07:56:01 C 17 08 04.76 +20 36 41.0 q H36
2021-06-02 08:19:25 C 17 07 54.64 +20 34 46.1 q H36
2021-06-02 08:27:03 C 17 07 51.39 +20 34 09.6 q H36
2021-06-02 08:34:19 C 17 07 48.88 +20 33 37.6 W I41
2021-06-02 20:59:20 C 17 02 44.09 +19 33 58.2 V I93
2021-06-02 21:10:52 C 17 02 39.39 +19 33 04.2 V I93
2021-06-02 21:22:39 C 17 02 34.68 +19 32 09.0 V I93
2021-06-03 07:23:06 C 16 58 40.24 +18 45 52.2 q H36
2021-06-03 07:29:47 C 16 58 37.65 +18 45 23.0 q H36
2021-06-03 07:37:02 C 16 58 34.83 +18 44 49.3 q H36
2021-06-03 07:56:05 C 16 58 27.98 +18 43 27.1 o 691
2021-06-03 08:03:27 C 16 58 25.19 +18 42 53.4 o 691
2021-06-03 08:10:37 C 16 58 22.45 +18 42 21.7 o 691
2021-06-03 08:38:06 C 16 58 11.77 +18 40 14.6 V G96