2009 DW

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4658179542 ± 2.00e+00
Semi-major axis (a)1.8946261942 AU ± 3.00e+00
Inclination (i)2.85401399° ± 4.00e+00
Long. of Asc. Node (Ω)143.91216003° ± 5.00e+00
Arg. of Perihelion (ω)9.27584842° ± 6.00e+00
Mean Anomaly (M)154.53007928° ± 7.26e-01
Mean Motion (n)0.3779307100°/day ± 8.98e-01
Perihelion dist (q)1.01207990 AU ± 4.11e+00
Aphelion dist (Q)2.77721070 AU ± 5.80e+00
Orbital Period2.60790570 yr ± 6.19e+00
Physical Parameters
H (abs. magnitude)26.21
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.750″
Uncertainty3
Orbit TypeAmor
MOID0.024219 AU
Observations Used30
Oppositions1
Arc Total2009-2009
First Observation Used
Last Observation Used2009-03-02
Observations (30)
Date Type RA Dec Mag Band Observatory
2009-02-14 09:21:18 C 10 05 23.72 +15 10 16.2 V G96
2009-02-14 09:55:33 C 10 06 06.61 +15 09 45.5 V G96
2009-02-17 07:45:23 C 11 42 17.16 +12 59 35.3 18.8 c 704
2009-02-17 08:01:55 C 11 42 37.90 +12 58 49.6 19.1 c 704
2009-02-17 08:18:27 C 11 42 58.66 +12 58 06.2 19.4 c 704
2009-02-17 08:35:00 C 11 43 19.18 +12 57 18.8 19.6 c 704
2009-02-17 08:51:57 C 11 43 40.30 +12 56 31.3 19.6 c 704
2009-02-18 07:52:28 C 12 13 17.86 +11 47 01.6 19.4 c 704
2009-02-18 08:09:19 C 12 13 37.40 +11 46 11.2 20.0 c 704
2009-02-18 08:26:13 C 12 13 56.86 +11 45 19.4 20.1 c 704
2009-02-18 08:43:19 C 12 14 16.59 +11 44 24.5 19.7 c 704
2009-02-19 04:56:19 C 12 37 46.67 +10 38 15.9 v 204
2009-02-19 05:07:28 C 12 37 58.63 +10 37 38.2 v 204
2009-02-19 06:51:56 C 12 40 18.59 +10 32 55.5 v H01
2009-02-19 06:57:08 C 12 40 24.06 +10 32 39.3 v H01
2009-02-19 07:04:38 C 12 40 31.93 +10 32 16.0 v H01
2009-02-19 08:00:34 C 12 41 31.39 +10 29 29.0 c 854
2009-02-19 08:08:57 C 12 41 40.15 +10 29 02.4 c 854
2009-02-19 08:17:19 C 12 41 48.65 +10 28 36.6 c 854
2009-02-20 10:38:47 C 13 08 37.34 +09 03 50.8 o H55
2009-02-20 10:43:57 C 13 08 41.94 +09 03 34.1 o H55
2009-02-20 10:49:18 C 13 08 46.75 +09 03 16.7 o H55
2009-02-24 08:34:14 C 14 16 51.39 +04 58 29.2 o 291
2009-02-24 08:45:43 C 14 16 57.06 +04 58 07.0 o 291
2009-03-02 10:08:19 C 15 08 32.70 +01 25 44.6 o H55
2009-03-02 10:22:16 C 15 08 35.37 +01 25 29.8 o H55
2009-03-02 10:37:52 C 15 08 38.42 +01 25 14.5 o H55
2009-03-02 11:01:56 C 15 08 43.18 +01 24 49.9 o H55
2009-03-02 11:13:20 C 15 08 45.35 +01 24 38.1 o H55
2009-03-02 11:23:32 C 15 08 47.36 +01 24 29.2 o H55