462559 (2009 DD1)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.0807472984 ± 1.54e-07
Semi-major axis (a)1.2417422717 AU ± 7.86e-09
Inclination (i)29.38876126° ± 1.31e-05
Long. of Asc. Node (Ω)158.27224968° ± 5.51e-06
Arg. of Perihelion (ω)105.01056954° ± 7.52e-05
Mean Anomaly (M)294.00982729° ± 6.76e-05
Mean Motion (n)0.7123034987°/day ± 6.77e-09
Perihelion dist (q)1.14147494 AU ± 1.91e-07
Aphelion dist (Q)1.34200961 AU ± 1.91e-07
Orbital Period1.38371675 yr ± 1.31e-08
Physical Parameters
H (abs. magnitude)20.57
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.398″
Uncertainty0
Orbit TypeAmor
MOID0.193734 AU
Observations Used133
Oppositions4
Arc Total2009-2023
First Observation Used2009-02-19
Last Observation Used2023-09-14
Observations (138)
Date Type RA Dec Mag Band Observatory
2009-02-24 04:54:21 C 09 57 12.13 +02 08 23.7 r 703
2009-02-24 04:57:24 C 09 57 11.98 +02 08 36.7 r 703
2009-02-27 06:59:09 C 09 53 23.96 +07 25 13.7 r 703
2009-02-27 07:13:51 C 09 53 23.10 +07 26 16.6 r 703
2009-02-27 07:28:32 C 09 53 22.23 +07 27 20.3 r 703
2009-02-27 07:43:09 C 09 53 21.44 +07 28 23.3 r 703
2009-03-01 04:19:20 C 09 51 09.14 +10 41 58.4 r G96
2009-03-01 04:20:54 C 09 51 09.07 +10 42 05.2 r G96
2009-03-01 04:22:33 C 09 51 08.96 +10 42 12.4 r G96
2009-03-01 06:11:45 C 09 51 02.72 +10 50 07.8 18.7 c 704
2009-03-01 06:28:18 C 09 51 01.73 +10 51 19.5 18.9 c 704
2009-03-01 06:44:16 C 09 51 00.84 +10 52 28.9 19.4 c 704
2009-03-01 07:00:28 C 09 50 59.93 +10 53 38.9 19.2 c 704
2009-03-01 07:16:43 C 09 50 59.02 +10 54 50.7 19.2 c 704
2009-03-02 05:41:05 C 09 49 54.13 +12 31 54.1 20.0 c 704
2009-03-02 05:59:31 C 09 49 53.11 +12 33 13.6 19.5 c 704
2009-03-02 06:15:54 C 09 49 52.16 +12 34 25.8 19.5 c 704
2009-03-02 06:32:43 C 09 49 51.23 +12 35 38.1 19.7 c 704
2009-03-03 05:30:48 C 09 48 45.32 +14 14 35.1 o H55
2009-03-03 05:34:06 C 09 48 45.13 +14 14 49.4 o H55
2009-03-03 05:37:17 C 09 48 44.95 +14 15 03.0 o H55
2009-03-03 05:43:30 C 09 48 44.61 +14 15 29.4 o H55
2009-03-11 05:05:40 C 09 40 56.20 +27 05 53.2 o 673
2009-03-11 05:17:09 C 09 40 55.67 +27 06 35.4 o 673
2009-03-11 07:13:05 C 09 40 50.65 +27 13 37.9 r 448
2009-03-11 07:27:18 C 09 40 50.01 +27 14 30.4 r 448
2009-03-11 07:42:20 C 09 40 49.37 +27 15 24.2 r 448
2009-03-16 07:13:11 C 09 37 36.74 +33 56 52.1 o 448
2009-03-16 07:29:43 C 09 37 36.18 +33 57 40.7 o 448
2009-03-16 07:46:12 C 09 37 35.81 +33 58 29.9 o 448
2009-03-17 04:22:26 C 09 37 13.00 +35 00 31.2 o H55
2009-03-17 04:25:27 C 09 37 12.88 +35 00 39.6 o H55
2009-03-17 04:29:44 C 09 37 12.80 +35 00 52.4 o H55
2009-03-30 03:10:08 C 09 37 45.65 +46 41 23.7 o H55
2009-03-30 03:19:09 C 09 37 45.77 +46 41 38.2 o H55
2009-03-30 03:28:09 C 09 37 45.90 +46 41 53.1 o H55
2009-03-30 04:30:21 C 09 37 46.91 +46 43 33.1 o H55
2009-03-30 04:35:31 C 09 37 46.96 +46 43 42.2 o H55
2009-03-30 04:38:07 C 09 37 46.98 +46 43 46.4 o H55
2009-04-01 04:20:47 C 09 39 00.98 +47 57 56.8 o H55
2009-04-01 04:31:23 C 09 39 01.19 +47 58 11.9 o H55
2009-04-01 04:43:20 C 09 39 01.44 +47 58 29.7 o H55
2009-04-04 03:55:04 C 09 41 25.61 +49 36 14.7 o H55
2009-04-04 04:06:33 C 09 41 25.91 +49 36 29.0 o H55
2009-04-04 04:19:05 C 09 41 26.36 +49 36 45.7 o H55
2009-04-08 01:59:22 C 09 45 35.35 +51 24 40.4 o H55
2009-04-08 02:11:42 C 09 45 35.82 +51 24 53.5 o H55
2009-04-08 02:23:56 C 09 45 36.23 +51 25 06.2 o H55
2009-05-15 02:08:45 C 11 04 17.89 +56 43 46.1 o H55
2009-05-15 02:31:32 C 11 04 20.31 +56 43 43.1 o H55