IAA RAS IAA Minor Planet Database

2011 DU9

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5149702667
Semi-major axis (a)1.9366194054 AU
Inclination (i)3.42163196°
Long. of Asc. Node (Ω)155.06199090°
Arg. of Perihelion (ω)328.42604915°
Mean Anomaly (M)177.35621817°
Mean Motion (n)0.3657080000°/day
Perihelion dist (q)0.93931900 AU
Aphelion dist (Q)2.93393880 AU
Orbital Period2.69506730 yr
Physical Parameters
H (abs. magnitude)26.70
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.258″
Uncertainty—
Orbit TypeApollo
MOID0.000185 AU
Observations Used64
Oppositions1
Arc Total2011-2011
First Observation Used—
Last Observation Used2011-03-11
Observations (64)
Date Type RA Dec Mag Band Observatory
2011-02-27 00:24:16 C 12 56 51.33 +06 16 40.5 – – J75
2011-02-27 00:41:24 C 12 56 55.35 +06 16 44.0 – – J75
2011-02-27 00:58:33 C 12 56 59.30 +06 16 47.0 – – J75
2011-02-27 01:46:30 C 12 57 09.76 +06 16 55.0 – r J75
2011-02-27 01:51:10 C 12 57 10.77 +06 16 55.5 – r J75
2011-02-27 01:55:43 C 12 57 11.73 +06 16 56.2 – r J75
2011-02-27 02:55:14 C 12 57 24.02 +06 17 02.0 – r J75
2011-02-27 02:59:53 C 12 57 24.98 +06 17 02.7 – r J75
2011-02-27 03:04:28 C 12 57 25.96 +06 17 02.8 – r J75
2011-02-27 03:14:24 C 12 57 27.30 +06 16 15.2 – v I93
2011-02-27 03:22:17 C 12 57 30.15 +06 15 29.6 – u J95
2011-02-27 03:24:34 C 12 57 29.52 +06 16 16.1 – v I93
2011-02-27 03:33:02 C 12 57 32.61 +06 15 30.9 – u J95
2011-02-27 03:35:01 C 12 57 31.79 +06 16 16.8 – v I93
2011-02-27 03:35:57 C 12 57 33.25 +06 15 30.6 – u J95
2011-02-27 03:48:50 C 12 57 34.76 +06 16 17.5 – v I93
2011-02-27 03:59:32 C 12 57 37.10 +06 16 17.3 – v I93
2011-02-27 04:09:58 C 12 57 39.35 +06 16 18.2 – v I93
2011-02-27 14:03:50 C 13 00 40.81 +06 27 37.3 – o 474
2011-02-27 14:05:39 C 13 00 41.11 +06 27 37.2 – o 474
2011-02-27 14:07:40 C 13 00 41.41 +06 27 37.1 – o 474
2011-02-28 08:28:36 C 13 04 42.166 +06 20 13.65 – o F65
2011-02-28 08:31:27 C 13 04 42.522 +06 20 14.25 – o F65
2011-02-28 08:34:21 C 13 04 42.887 +06 20 14.66 – o F65
2011-03-01 09:48:10 C 13 07 43.78 +06 20 31.4 – c 711
2011-03-01 09:56:07 C 13 07 45.06 +06 20 15.3 – o H01
2011-03-01 10:06:23 C 13 07 44.26 +06 20 31.3 – c 711
2011-03-01 10:09:54 C 13 07 45.51 +06 20 15.7 – o H01
2011-03-01 10:16:56 C 13 07 45.74 +06 20 15.7 – o H01
2011-03-01 10:24:36 C 13 07 44.90 +06 20 31.1 – c 711
2011-03-01 10:25:43 C 13 07 41.27 +06 19 47.9 – o H21
2011-03-01 10:29:07 C 13 07 46.15 +06 20 15.9 – o H01
2011-03-01 10:34:39 C 13 07 41.72 +06 19 47.7 – o H21
2011-03-01 10:43:34 C 13 07 42.14 +06 19 47.1 – o H21
2011-03-01 10:57:30 C 13 07 48.25 +06 20 25.9 – o 291
2011-03-01 11:05:12 C 13 07 48.50 +06 20 26.0 – o 291
2011-03-01 11:13:19 C 13 07 48.77 +06 20 25.9 – o 291
2011-03-02 09:39:00 C 13 09 48.82 +06 20 35.1 – o H21
2011-03-02 09:46:41 C 13 09 48.99 +06 20 35.0 – o H21
2011-03-02 09:54:22 C 13 09 49.09 +06 20 35.1 – o H21
2011-03-04 10:25:18 C 13 12 26.64 +06 22 13.6 – o 291
2011-03-04 10:35:28 C 13 12 26.48 +06 22 13.7 – o 291
2011-03-04 10:42:39 C 13 12 25.68 +06 22 07.1 – o H01
2011-03-04 10:45:37 C 13 12 26.36 +06 22 13.6 – o 291
2011-03-04 10:53:09 C 13 12 25.57 +06 22 07.0 – o H01
2011-03-04 11:04:41 C 13 12 25.48 +06 22 06.8 – o H01
2011-03-04 11:15:43 C 13 12 25.39 +06 22 06.7 – o H01
2011-03-05 06:57:30 C 13 13 13.80 +06 22 27.3 – o H01
2011-03-05 07:11:11 C 13 13 13.68 +06 22 28.2 – o H01
2011-03-05 07:18:56 C 13 13 13.60 +06 22 28.5 – o H01