249816 (2001 FD90)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4786542544 ± 1.88e-08
Semi-major axis (a)2.0454522431 AU ± 1.05e-08
Inclination (i)7.30138281° ± 3.05e-06
Long. of Asc. Node (Ω)202.18551974° ± 1.42e-05
Arg. of Perihelion (ω)47.73697030° ± 1.66e-05
Mean Anomaly (M)122.54888510° ± 2.10e-05
Mean Motion (n)0.3369211388°/day ± 2.59e-09
Perihelion dist (q)1.06638782 AU ± 3.89e-08
Aphelion dist (Q)3.02451666 AU ± 4.15e-08
Orbital Period2.92539164 yr ± 2.25e-08
Physical Parameters
H (abs. magnitude)19.32
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.468″
Uncertainty0
Orbit TypeAmor
MOID0.097867 AU
Observations Used395
Oppositions12
Arc Total2001-2019
First Observation Used2001-03-19
Last Observation Used2019-10-27
Observations (405)
Date Type RA Dec Mag Band Observatory
2004-03-18 09:33:21 C 13 59 01.67 -19 29 49.2 18.7 c 704
2004-03-18 09:49:33 C 13 59 03.33 -19 29 49.2 18.9 c 704
2004-03-18 10:05:27 C 13 59 04.96 -19 29 50.4 19.5 c 704
2004-03-18 10:21:15 C 13 59 06.50 -19 29 51.8 19.4 c 704
2004-03-18 10:36:56 C 13 59 08.11 -19 29 50.8 19.0 c 704
2004-03-19 09:14:55 C 14 01 36.86 -19 30 14.6 18.8 c 704
2004-03-19 09:30:12 C 14 01 38.47 -19 30 14.4 19.0 c 704
2004-03-19 09:45:01 C 14 01 40.10 -19 30 14.1 19.3 c 704
2004-03-19 09:46:16 C 14 01 40.12 -19 30 14.2 18.7 c 704
2004-03-19 10:00:49 C 14 01 41.68 -19 30 13.9 19.3 c 704
2004-03-19 10:01:56 C 14 01 41.77 -19 30 14.3 18.8 c 704
2004-03-19 10:17:04 C 14 01 43.46 -19 30 13.5 19.4 c 704
2004-03-19 10:17:59 C 14 01 43.44 -19 30 14.1 18.7 c 704
2004-03-19 10:33:38 C 14 01 45.12 -19 30 13.2 19.8 c 704
2004-03-19 10:49:23 C 14 01 46.84 -19 30 14.3 19.4 c 704
2004-03-22 01:13:47 C 14 08 54.80 -19 28 18.4 071
2004-03-22 10:05:41 C 14 09 57.98 -19 27 38.6 o 699
2004-03-22 10:37:24 C 14 10 01.57 -19 27 35.9 o 699
2004-03-22 11:09:02 C 14 10 05.14 -19 27 33.3 o 699
2004-03-22 11:40:40 C 14 10 08.71 -19 27 29.5 o 699
2004-03-26 08:18:41 C 14 21 50.39 -19 14 22.1 18.1 c 704
2004-03-26 08:33:56 C 14 21 52.35 -19 14 18.6 19.6 c 704
2004-03-26 08:51:14 C 14 21 54.46 -19 14 14.8 18.4 c 704
2004-03-26 09:07:11 C 14 21 56.46 -19 14 12.0 18.5 c 704
2004-03-26 09:22:16 C 14 21 58.34 -19 14 09.1 18.7 c 704
2004-03-27 09:22:07 C 14 25 13.09 -19 08 41.0 18.3 c 704
2004-03-27 09:36:26 C 14 25 14.94 -19 08 37.0 18.5 c 704
2004-03-27 09:50:30 C 14 25 16.75 -19 08 33.4 18.5 c 704
2004-03-27 10:04:40 C 14 25 18.60 -19 08 29.7 18.7 c 704
2004-04-04 04:55:03 C 14 54 22.82 -17 49 22.7 r 859
2004-04-04 04:57:58 C 14 54 23.31 -17 49 20.8 r 859
2004-04-04 05:01:26 C 14 54 23.88 -17 49 18.7 r 859
2004-04-12 00:52:40 C 15 32 09.92 -15 04 00.6 r 939
2004-04-12 00:56:19 C 15 32 10.84 -15 03 56.0 r 939
2004-04-12 00:58:08 C 15 32 11.27 -15 03 53.4 r 939
2004-04-12 09:45:40 C 15 34 11.29 -14 53 18.4 c 691
2004-04-12 10:29:38 C 15 34 20.90 -14 52 25.0 c 691
2004-04-12 11:11:05 C 15 34 30.01 -14 51 34.0 c 691
2004-04-15 09:53:07 C 15 51 35.45 -13 16 11.0 r H41
2004-04-15 09:55:58 C 15 51 36.13 -13 16 07.7 r H41
2004-04-15 09:58:27 C 15 51 36.77 -13 16 04.0 r H41
2004-04-15 10:00:44 C 15 51 37.27 -13 15 59.6 r H41
2004-04-16 07:12:45 C 15 57 04.44 -12 43 32.4 15.2 d H72
2004-04-16 07:14:21 C 15 57 04.65 -12 43 28.7 15.2 d H72
2004-04-17 08:23:07 C 16 03 42.22 -12 02 51.7 17.0 c 704
2004-04-17 08:38:03 C 16 03 46.03 -12 02 26.8 17.3 c 704
2004-04-17 08:43:03 C 16 03 45.46 -12 01 25.7 r I05
2004-04-17 08:46:52 C 16 03 46.44 -12 01 19.4 r I05
2004-04-17 08:52:54 C 16 03 49.80 -12 02 02.4 17.6 c 704
2004-04-17 09:07:54 C 16 03 53.61 -12 01 37.4 17.4 c 704