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
2004-06-14 09:26:00 C 21 29 11.66 +23 07 18.1 18.4 c 704
2004-06-14 09:40:48 C 21 29 12.68 +23 07 20.5 18.7 c 704
2004-06-14 09:55:47 C 21 29 13.79 +23 07 22.9 18.2 c 704
2004-06-15 08:59:39 C 21 31 05.76 +23 10 23.2 18.3 c 704
2004-06-15 09:14:36 C 21 31 06.78 +23 10 25.5 18.6 c 704
2004-06-15 09:29:32 C 21 31 07.81 +23 10 27.6 18.5 c 704
2004-06-15 09:44:24 C 21 31 08.88 +23 10 29.8 18.4 c 704
2004-06-15 09:59:23 C 21 31 09.90 +23 10 31.9 18.4 c 704
2004-06-22 07:53:43 C 21 41 59.70 +23 14 17.7 19.1 c 704
2004-06-22 08:08:19 C 21 42 00.43 +23 14 17.3 19.3 c 704
2004-06-22 08:22:58 C 21 42 01.12 +23 14 16.5 19.2 c 704
2004-06-27 10:20:00 C 21 47 24.67 +22 58 03.3 c 670
2004-06-27 10:26:06 C 21 47 24.87 +22 58 01.4 c 670
2004-07-05 10:51:16 C 21 52 09.94 +22 01 07.8 18.0 c 644
2004-07-05 11:09:04 C 21 52 10.03 +22 01 01.5 17.8 c 644
2004-07-05 11:21:55 C 21 52 10.14 +22 00 55.3 17.8 c 644
2004-07-13 07:05:17 C 21 52 55.88 +20 28 21.5 r H41
2004-07-13 07:07:50 C 21 52 55.86 +20 28 19.6 r H41
2004-07-13 07:10:18 C 21 52 55.79 +20 28 18.6 r H41
2004-07-13 07:13:15 C 21 52 55.75 +20 28 18.0 r H41
2004-07-13 07:16:32 C 21 52 55.76 +20 28 15.2 r H41
2004-07-14 06:42:38 C 21 52 47.30 +20 14 04.2 r H41
2004-07-14 06:45:13 C 21 52 47.27 +20 14 02.0 r H41
2004-07-14 06:47:51 C 21 52 47.25 +20 14 00.0 r H41
2004-07-14 06:51:13 C 21 52 47.16 +20 13 58.2 r H41
2004-07-25 00:18:52 C 21 48 34.32 +17 01 05.6 r 941
2004-07-25 00:20:00 C 21 48 34.29 +17 01 05.0 r 941
2004-07-25 00:21:09 C 21 48 34.26 +17 01 04.0 r 941
2004-07-25 00:22:18 C 21 48 34.22 +17 01 03.1 r 941
2004-07-29 22:00:14 C 21 45 32.81 +15 13 08.7 o 151
2004-07-29 22:03:56 C 21 45 32.71 +15 13 04.9 o 151
2004-07-29 22:05:39 C 21 45 32.67 +15 13 02.2 o 151
2004-08-08 21:57:29 C 21 38 39.00 +11 08 35.0 c 113
2004-08-08 21:58:49 C 21 38 38.98 +11 08 33.7 c 113
2004-08-08 22:00:09 C 21 38 38.93 +11 08 32.2 c 113
2004-08-08 22:01:29 C 21 38 38.89 +11 08 30.8 c 113
2004-08-08 22:02:49 C 21 38 38.84 +11 08 29.4 c 113
2004-08-10 22:23:05 C 21 37 16.85 +10 17 01.7 c 046
2004-08-10 22:24:05 C 21 37 16.80 +10 17 02.0 c 046
2004-08-10 22:26:24 C 21 37 16.78 +10 16 58.7 c 046
2004-08-10 22:27:21 C 21 37 16.73 +10 16 56.9 c 046
2004-08-10 22:28:22 C 21 37 16.71 +10 16 56.5 c 046
2004-08-11 22:27:58 C 21 36 37.10 +09 51 19.2 r 185
2004-08-11 22:43:07 C 21 36 36.64 +09 51 02.4 r 185
2004-08-12 06:24:41 C 21 36 24.35 +09 42 53.8 18.5 c 644
2004-08-12 06:58:43 C 21 36 23.25 +09 42 17.6 18.3 c 644
2004-08-12 07:34:14 C 21 36 22.10 +09 41 39.7 18.5 c 644
2004-08-16 21:58:00 C 21 33 33.58 +07 43 59.9 r A41
2004-08-16 22:17:24 C 21 33 33.07 +07 43 37.4 r A41
2004-08-16 22:36:59 C 21 33 32.48 +07 43 17.6 r A41