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
2004-04-17 09:23:28 C 16 03 57.58 -12 01 11.3 17.5 c 704
2004-04-18 08:57:35 C 16 10 20.30 -11 20 38.0 r H41
2004-04-18 09:00:16 C 16 10 21.04 -11 20 32.5 r H41
2004-04-18 09:02:30 C 16 10 21.65 -11 20 28.7 r H41
2004-04-18 09:04:43 C 16 10 22.27 -11 20 26.3 r H41
2004-04-19 06:19:28 C 16 16 18.29 -10 41 53.9 r H41
2004-04-19 06:21:47 C 16 16 18.95 -10 41 49.6 r H41
2004-04-19 06:23:54 C 16 16 19.49 -10 41 44.8 r H41
2004-04-19 06:26:35 C 16 16 20.19 -10 41 39.8 r H41
2004-04-19 06:28:54 C 16 16 20.82 -10 41 36.4 r H41
2004-04-22 02:07:34 C 16 35 58.21 -08 27 13.3 o 198
2004-04-22 02:10:09 C 16 35 58.99 -08 27 07.8 o 198
2004-04-22 02:12:32 C 16 35 59.69 -08 27 02.7 o 198
2004-04-22 02:16:47 C 16 36 00.91 -08 26 53.6 o 198
2004-04-22 02:18:29 C 16 36 01.44 -08 26 49.8 o 198
2004-04-23 00:56:34 C 16 42 52.62 -07 37 49.1 071
2004-04-23 08:42:44 C 16 45 16.33 -07 20 31.3 17.0 c 704
2004-04-23 08:57:21 C 16 45 20.63 -07 19 58.9 17.1 c 704
2004-04-23 09:11:59 C 16 45 24.94 -07 19 26.9 17.9 c 704
2004-04-23 09:27:03 C 16 45 29.35 -07 18 53.2 17.2 c 704
2004-04-23 09:41:39 C 16 45 33.65 -07 18 21.0 17.2 c 704
2004-04-24 01:46:09 C 16 50 31.46 -06 42 07.1 071
2004-04-24 08:22:44 C 16 52 36.96 -06 26 50.5 17.0 c 704
2004-04-24 08:38:04 C 16 52 41.55 -06 26 14.5 17.0 c 704
2004-04-24 08:53:07 C 16 52 46.02 -06 25 39.6 17.3 c 704
2004-04-24 09:08:09 C 16 52 50.55 -06 25 06.5 17.6 c 704
2004-04-24 09:23:12 C 16 52 55.06 -06 24 31.1 17.2 c 704
2004-04-24 15:53:40 C 16 54 58.42 -06 09 23.9 r 379
2004-04-24 15:56:09 C 16 54 59.14 -06 09 19.2 r 379
2004-04-24 16:01:07 C 16 55 00.70 -06 09 07.5 r 379
2004-04-24 16:06:05 C 16 55 02.18 -06 08 55.1 r 379
2004-04-25 01:00:15 C 16 57 50.84 -05 48 04.6 c 939
2004-04-25 01:02:28 C 16 57 51.47 -05 48 00.1 c 939
2004-04-25 01:03:32 C 16 57 51.78 -05 47 57.7 c 939
2004-04-25 01:04:41 C 16 57 51.95 -05 47 56.6 r 170
2004-04-25 01:05:52 C 16 57 52.32 -05 47 53.6 r 170
2004-04-25 01:07:53 C 16 57 52.92 -05 47 49.0 r 170
2004-04-25 08:04:54 C 17 00 05.42 -05 31 14.0 17.0 c 704
2004-04-25 08:19:10 C 17 00 09.78 -05 30 40.2 17.0 c 704
2004-04-25 08:33:23 C 17 00 14.11 -05 30 06.5 17.7 c 704
2004-04-25 08:47:42 C 17 00 18.41 -05 29 32.4 17.1 c 704
2004-04-25 09:02:12 C 17 00 22.87 -05 28 58.3 17.9 c 704
2004-04-25 16:57:58 C 17 02 54.04 -05 10 00.7 355
2004-04-25 17:03:02 C 17 02 55.60 -05 09 47.8 355
2004-04-25 17:08:38 C 17 02 57.38 -05 09 35.5 355
2004-04-25 18:34:05 C 17 03 23.45 -05 06 08.5 r 379
2004-04-25 18:36:13 C 17 03 24.11 -05 06 04.1 r 379
2004-04-27 08:21:09 C 17 15 36.29 -03 33 15.3 r H41
2004-04-27 08:23:59 C 17 15 37.11 -03 33 08.6 r H41
2004-04-27 08:26:37 C 17 15 37.95 -03 33 01.9 r H41