2011 DT9

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.0830037212 ± 2.00e+00
Semi-major axis (a)1.1040000246 AU ± 3.00e+00
Inclination (i)11.59060984° ± 4.00e+00
Long. of Asc. Node (Ω)338.38587208° ± 5.00e+00
Arg. of Perihelion (ω)171.17769710° ± 6.00e+00
Mean Anomaly (M)257.73902951° ± 6.49e-02
Mean Motion (n)0.8496658900°/day ± 3.46e+00
Perihelion dist (q)1.01236500 AU ± 3.53e+00
Aphelion dist (Q)1.19564280 AU ± 3.93e+00
Orbital Period1.15999450 yr ± 4.73e+00
Physical Parameters
H (abs. magnitude)25.20
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.471″
Uncertainty2
Orbit TypeAmor
MOID0.022900 AU
Observations Used98
Oppositions1
Arc Total2011-2011
First Observation Used
Last Observation Used2011-03-03
Observations (99)
Date Type RA Dec Mag Band Observatory
2011-02-26 20:57:16 C 10 09 28.94 +21 08 13.5 u 118
2011-02-26 20:59:39 C 10 09 27.49 +21 07 25.4 u 118
2011-02-26 21:01:47 C 10 09 26.19 +21 06 42.0 u 118
2011-02-26 21:03:55 C 10 09 24.92 +21 05 58.7 u 118
2011-02-26 21:07:29 C 10 09 22.75 +21 04 46.3 u 118
2011-02-26 21:10:25 C 10 09 25.47 +21 02 57.8 o J16
2011-02-26 21:14:39 C 10 09 22.99 +21 01 32.3 o J16
2011-02-26 21:18:55 C 10 09 20.54 +21 00 06.1 o J16
2011-02-27 22:58:42 C 09 56 03.03 +12 06 15.1 w J69
2011-02-27 23:01:47 C 09 56 01.28 +12 05 10.1 w J69
2011-02-27 23:30:36 C 09 55 44.92 +11 55 03.6 w J69
2011-02-27 23:33:43 C 09 55 43.21 +11 54 00.0 w J69
2011-02-27 23:37:35 C 09 55 41.07 +11 52 37.7 w J69
2011-02-27 23:39:55 C 09 55 39.70 +11 51 48.6 w J69
2011-03-01 05:06:16 C 09 41 48.12 +01 43 55.4 o H21
2011-03-01 05:09:46 C 09 41 46.25 +01 42 45.2 o H21
2011-03-01 05:13:15 C 09 41 44.40 +01 41 35.2 o H21
2011-03-01 05:16:49 C 09 41 42.48 +01 40 23.2 o H21
2011-03-01 06:03:10 C 09 41 19.28 +01 25 17.1 u H45
2011-03-01 06:04:40 C 09 41 18.51 +01 24 47.2 u H45
2011-03-01 06:05:36 C 09 41 17.99 +01 24 28.7 u H45
2011-03-01 06:06:08 C 09 41 17.71 +01 24 18.0 u H45
2011-03-01 06:06:40 C 09 41 17.46 +01 24 07.1 u H45
2011-03-01 06:07:59 C 09 41 16.71 +01 23 40.6 u H45
2011-03-01 06:08:31 C 09 41 16.47 +01 23 29.4 u H45
2011-03-01 06:09:06 C 09 41 16.10 +01 23 18.3 u H45
2011-03-01 06:09:41 C 09 41 15.83 +01 23 06.6 u H45
2011-03-01 06:10:33 C 09 41 15.37 +01 22 49.3 u H45
2011-03-02 05:33:45 C 09 31 11.69 -06 08 13.6 o H21
2011-03-02 05:35:30 C 09 31 10.82 -06 08 45.9 o H21
2011-03-02 05:37:31 C 09 31 09.83 -06 09 22.8 o H21
2011-03-02 05:39:24 C 09 31 08.90 -06 09 57.5 o H21
2011-03-02 07:04:16 C 09 30 28.47 -06 35 29.1 u H45
2011-03-02 07:05:08 C 09 30 28.05 -06 35 45.8 u H45
2011-03-02 07:06:22 C 09 30 27.45 -06 36 07.5 u H45
2011-03-02 07:07:15 C 09 30 27.00 -06 36 22.3 u H45
2011-03-02 07:08:12 C 09 30 26.54 -06 36 41.5 u H45
2011-03-02 07:09:15 C 09 30 26.07 -06 36 59.5 u H45
2011-03-02 07:09:54 C 09 30 25.67 -06 37 11.6 u H45
2011-03-02 07:10:55 C 09 30 25.26 -06 37 28.8 u H45
2011-03-02 07:12:09 C 09 30 24.69 -06 37 54.2 u H45
2011-03-02 07:14:28 C 09 30 23.49 -06 38 35.3 u H45
2011-03-03 03:10:01 C 09 22 47.36 -12 25 19.5 u 734
2011-03-03 03:13:10 C 09 22 45.91 -12 26 12.0 u 734
2011-03-03 03:14:45 C 09 22 45.17 -12 26 37.9 u 734
2011-03-03 04:39:36 C 09 22 03.78 -12 50 01.4 o H21
2011-03-03 04:45:09 C 09 22 01.23 -12 51 32.0 o H21
2011-03-03 04:50:45 C 09 21 58.66 -12 53 03.3 o H21
2011-03-03 04:57:18 C 09 21 55.65 -12 54 50.0 o H21