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
2001-04-12 19:42:18 C 09 53 44.10 +06 39 35.0 118
2001-04-13 04:10:04 C 09 53 42.35 +06 46 08.5 649
2001-04-13 04:18:35 C 09 53 42.32 +06 46 15.0 649
2001-04-13 04:26:22 C 09 53 42.27 +06 46 21.7 649
2001-04-16 13:41:09 C 09 53 53.14 +07 47 44.7 360
2001-04-16 13:44:57 C 09 53 53.14 +07 47 47.5 360
2001-04-16 13:48:35 C 09 53 53.16 +07 47 49.7 360
2001-04-29 03:51:28 C 10 01 31.72 +11 12 53.5 926
2001-04-29 04:00:52 C 10 01 32.09 +11 12 59.1 926
2001-04-29 04:05:26 C 10 01 32.28 +11 13 02.0 926
2001-05-10 12:08:23 C 10 17 47.60 +13 41 25.4 360
2001-05-10 12:11:50 C 10 17 47.91 +13 41 27.5 360
2001-05-10 12:15:08 C 10 17 48.15 +13 41 28.9 360
2001-06-18 21:28:40 C 12 22 01.30 +17 07 50.1 c 493
2001-06-18 21:30:37 C 12 22 01.67 +17 07 49.9 c 493
2001-07-03 11:01:41 C 13 35 01.18 +15 12 50.9 c 413
2001-07-03 11:03:30 C 13 35 01.60 +15 12 50.0 c 413
2001-07-03 11:05:19 C 13 35 01.99 +15 12 48.8 c 413
2001-07-04 04:49:37 C 13 39 03.16 +15 02 18.1 c 715
2001-07-04 04:59:50 C 13 39 05.66 +15 02 12.5 c 715
2001-07-04 05:05:36 C 13 39 06.69 +15 02 09.1 c 715
2001-07-04 10:17:42 C 13 40 18.60 +14 59 38.4 c 413
2001-07-04 10:19:41 C 13 40 19.04 +14 59 36.8 c 413
2001-07-04 10:21:38 C 13 40 19.46 +14 59 36.8 c 413
2001-07-07 04:32:41 C 13 55 33.55 +14 17 29.2 c 649
2001-07-07 04:37:20 C 13 55 34.58 +14 17 26.6 c 649
2001-07-07 04:42:05 C 13 55 35.65 +14 17 22.5 c 649
2001-07-21 07:18:51 C 15 15 50.08 +09 20 33.4 19.6 c 608
2001-07-21 07:33:49 C 15 15 53.49 +09 20 17.6 20.8 c 608
2001-07-21 07:50:10 C 15 15 57.21 +09 20 00.1 20.3 c 608
2001-07-22 12:01:59 C 15 22 35.96 +08 50 05.5 c 360
2001-07-22 12:05:44 C 15 22 36.79 +08 50 01.6 c 360
2001-07-22 12:09:12 C 15 22 37.59 +08 49 57.8 c 360
2001-08-07 03:56:34 C 16 45 48.34 +01 53 45.8 19.5 c 644
2001-08-07 04:12:39 C 16 45 51.53 +01 53 28.5 19.5 c 644
2001-08-07 04:28:41 C 16 45 54.71 +01 53 11.1 19.6 c 644
2004-02-14 11:53:26 C 12 53 28.56 -15 51 01.1 c 926
2004-02-14 11:58:30 C 12 53 28.94 -15 51 03.3 c 926
2004-02-14 12:03:31 C 12 53 29.29 -15 51 05.0 c 926
2004-02-15 10:37:01 C 12 55 04.10 -16 00 40.2 c 926
2004-02-15 10:42:04 C 12 55 04.47 -16 00 44.4 c 926
2004-02-15 10:47:09 C 12 55 04.90 -16 00 46.2 c 926
2004-03-15 11:46:46 C 13 51 44.34 -19 25 23.9 17.7 c 644
2004-03-15 12:01:10 C 13 51 45.73 -19 25 24.8 17.9 c 644
2004-03-15 12:20:59 C 13 51 47.63 -19 25 26.6 18.0 c 644
2004-03-17 10:10:35 C 13 56 31.90 -19 28 51.2 19.0 c 704
2004-03-17 10:26:19 C 13 56 33.49 -19 28 52.3 19.5 c 704
2004-03-17 10:41:50 C 13 56 34.81 -19 28 53.6 19.6 c 704
2004-03-17 10:57:21 C 13 56 36.60 -19 28 54.0 19.3 c 704
2004-03-17 11:13:04 C 13 56 38.10 -19 28 53.5 19.6 c 704