470909 (2009 DK46)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5127539916 ± 4.85e-08
Semi-major axis (a)2.6261611854 AU ± 2.98e-08
Inclination (i)26.30567692° ± 1.19e-05
Long. of Asc. Node (Ω)173.27104786° ± 1.22e-05
Arg. of Perihelion (ω)262.45271515° ± 1.95e-05
Mean Anomaly (M)11.83786182° ± 1.78e-05
Mean Motion (n)0.2315955492°/day ± 3.95e-09
Perihelion dist (q)1.27958656 AU ± 1.28e-07
Aphelion dist (Q)3.97273582 AU ± 1.35e-07
Orbital Period4.25580840 yr ± 7.25e-08
Physical Parameters
H (abs. magnitude)18.30
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.313″
Uncertainty0
Orbit TypeAmor
MOID0.531096 AU
Observations Used92
Oppositions12
Arc Total2009-2025
First Observation Used2009-02-28
Last Observation Used2025-12-21
Observations (97)
Date Type RA Dec Mag Band Observatory
2012-09-11 18:00:23 C 01 59 05.13 -00 47 33.0 r E12
2012-09-13 18:46:42 C 02 01 28.68 -01 57 40.8 r E12
2012-09-18 10:00:48 C 02 06 43.92 -04 52 50.7 r 703
2012-09-18 10:09:02 C 02 06 44.35 -04 53 04.7 r 703
2012-09-18 10:17:11 C 02 06 44.78 -04 53 18.4 r 703
2012-09-18 10:25:24 C 02 06 45.03 -04 53 32.0 r 703
2012-10-09 09:47:05 C 02 26 26.62 -21 34 49.7 r 703
2012-10-09 09:56:38 C 02 26 26.91 -21 35 10.3 r 703
2012-10-09 10:06:13 C 02 26 27.16 -21 35 31.2 r 703
2012-10-09 10:15:50 C 02 26 27.45 -21 35 51.9 r 703
2012-10-14 16:27:14 C 02 30 16.09 -26 07 51.8 r E12
2012-10-14 16:29:47 C 02 30 16.15 -26 07 57.2 r E12
2012-11-14 05:52:08 C 02 48 18.44 -45 22 42.4 u 807
2012-11-14 05:56:54 C 02 48 18.54 -45 22 46.4 u 807
2012-11-14 06:01:03 C 02 48 18.64 -45 22 49.9 u 807
2012-11-14 06:05:45 C 02 48 18.73 -45 22 54.0 u 807
2012-12-03 13:21:50 C 03 05 04.04 -48 43 53.8 q E12
2013-01-07 13:43:46 C 04 01 35.80 -41 08 30.5 q E12
2013-01-07 13:47:21 C 04 01 36.12 -41 08 26.5 q E12
2013-01-15 00:47:32 C 04 17 25.26 -37 39 09.6 u 807
2013-01-15 00:56:18 C 04 17 26.03 -37 38 58.6 u 807
2013-01-15 01:05:22 C 04 17 26.83 -37 38 47.2 u 807
2013-01-15 01:14:24 C 04 17 27.61 -37 38 35.8 u 807
2013-02-11 03:28:35 C 05 21 34.59 -21 13 33.6 q 448
2013-02-11 03:55:04 C 05 21 37.27 -21 12 49.9 q 448
2013-02-11 04:22:21 C 05 21 40.10 -21 12 03.9 q 448
2013-02-13 19:59:03 C 05 28 18.54 -19 26 33.0 t 204
2013-02-13 20:21:49 C 05 28 20.73 -19 25 55.5 t 204
2013-02-15 02:41:47 C 05 31 31.78 -18 35 40.5 q 448
2013-02-15 03:10:31 C 05 31 34.75 -18 34 52.9 q 448
2013-02-15 03:40:42 C 05 31 37.88 -18 34 03.3 q 448
2013-03-03 02:39:14 C 06 12 13.88 -08 28 16.8 q 448
2013-03-03 03:18:00 C 06 12 17.99 -08 27 20.1 q 448
2013-03-03 04:04:54 C 06 12 22.79 -08 26 10.9 q 448
2016-07-02 08:21:48 C 22 01 56.37 +11 44 02.7 u H21
2016-07-02 08:39:02 C 22 01 56.37 +11 44 05.0 u H21
2016-07-02 08:57:08 C 22 01 56.26 +11 44 05.8 u H21
2016-07-31 05:19:55 C 21 50 06.19 +11 06 55.6 u H21
2016-07-31 05:42:39 C 21 50 05.46 +11 06 50.2 u H21
2016-07-31 06:21:49 C 21 50 04.19 +11 06 40.0 u H21
2016-07-31 06:35:25 C 21 50 03.73 +11 06 36.8 u H21
2016-10-19 00:26:33 C 21 03 40.49 -09 28 44.4 u H21
2016-10-19 00:40:02 C 21 03 40.72 -09 28 52.5 u H21
2016-10-19 00:53:10 C 21 03 40.96 -09 29 00.2 u H21
2025-12-21 12:19:13 C 11 27 22.133 -18 40 58.80 V G96
2025-12-21 12:25:23 C 11 27 22.482 -18 40 57.90 V G96
2025-12-21 12:31:35 C 11 27 22.831 -18 40 58.58 V G96