457663 (2009 DN1)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2853765899 ± 2.47e-08
Semi-major axis (a)1.4417643831 AU ± 2.58e-09
Inclination (i)7.86144733° ± 3.08e-06
Long. of Asc. Node (Ω)280.84326693° ± 2.00e-05
Arg. of Perihelion (ω)314.33254061° ± 2.23e-05
Mean Anomaly (M)185.68557765° ± 1.27e-05
Mean Motion (n)0.5693388728°/day ± 1.53e-09
Perihelion dist (q)1.03031858 AU ± 3.56e-08
Aphelion dist (Q)1.85321019 AU ± 3.57e-08
Orbital Period1.73117686 yr ± 4.65e-09
Physical Parameters
H (abs. magnitude)20.28
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.275″
Uncertainty0
Orbit TypeAmor
MOID0.059042 AU
Observations Used191
Oppositions15
Arc Total1990-2025
First Observation Used1990-08-20
Last Observation Used2025-12-19
Observations (202)
Date Type RA Dec Mag Band Observatory
2009-03-20 02:39:04 C 07 52 22.14 -05 27 10.0 o H55
2009-04-04 02:25:59 C 07 53 12.78 -06 06 21.6 o H55
2009-04-04 02:39:28 C 07 53 13.03 -06 06 23.5 o H55
2009-04-17 02:10:38 C 08 05 33.33 -06 51 43.4 o H55
2009-04-17 02:19:01 C 08 05 33.79 -06 51 45.2 o H55
2009-04-17 02:27:10 C 08 05 34.22 -06 51 46.0 o H55
2009-06-25 10:35:28 C 12 15 51.04 -15 31 12.0 r E12
2009-06-25 10:39:42 C 12 15 52.24 -15 31 12.5 r E12
2009-07-06 02:17:01 C 13 33 26.84 -15 39 19.8 o H55
2009-07-06 02:25:46 C 13 33 29.61 -15 39 20.8 o H55
2009-07-06 02:34:31 C 13 33 32.18 -15 39 21.8 o H55
2009-07-10 02:51:12 C 14 03 14.64 -15 22 48.8 o H55
2009-07-10 02:54:29 C 14 03 15.55 -15 22 48.6 o H55
2009-07-10 02:57:46 C 14 03 16.59 -15 22 48.3 o H55
2009-07-20 02:23:03 C 15 12 41.93 -14 09 41.0 o H55
2009-07-20 02:25:41 C 15 12 42.62 -14 09 40.2 o H55
2009-07-20 02:28:20 C 15 12 43.30 -14 09 39.3 o H55
2009-07-20 02:30:57 C 15 12 43.98 -14 09 38.5 o H55
2009-08-12 02:10:52 C 17 12 29.96 -11 10 54.3 o H55
2009-08-12 02:23:38 C 17 12 32.08 -11 10 51.2 o H55
2009-08-12 02:35:14 C 17 12 34.00 -11 10 48.4 o H55
2011-08-27 08:33:19 C 02 31 11.26 +28 18 59.9 o H21
2011-08-27 09:03:48 C 02 31 11.64 +28 19 10.5 o H21
2011-08-27 09:34:44 C 02 31 12.03 +28 19 21.9 o H21
2011-08-28 08:20:54 C 02 31 31.92 +28 27 18.5 o H21
2011-08-28 09:29:39 C 02 31 32.69 +28 27 42.9 o H21
2011-09-02 08:27:42 C 02 32 34.28 +29 06 19.3 o H21
2011-09-02 09:04:47 C 02 32 34.37 +29 06 30.7 o H21
2011-09-02 09:41:03 C 02 32 34.49 +29 06 41.5 o H21
2016-01-05 09:56:40 C 11 31 19.25 -05 49 41.9 u H21
2016-01-05 10:04:34 C 11 31 19.86 -05 49 50.9 u H21
2016-01-05 10:18:35 C 11 31 20.93 -05 50 06.1 u H21
2016-01-18 13:27:39 C 11 56 21.698 -12 05 45.14 L F51
2016-01-18 13:45:40 C 11 56 23.081 -12 06 08.38 L F51
2016-01-18 14:03:42 C 11 56 24.473 -12 06 31.90 L F51
2016-01-18 14:21:39 C 11 56 25.849 -12 06 55.02 L F51
2016-02-10 06:25:28 C 12 44 01.21 -25 49 14.1 u 807
2016-02-10 06:31:44 C 12 44 01.82 -25 49 25.0 u 807
2016-02-10 06:37:59 C 12 44 02.39 -25 49 35.9 u 807
2016-02-14 13:01:55 C 12 54 28.704 -28 54 25.04 L F51
2016-02-14 13:17:44 C 12 54 30.274 -28 54 54.41 L F51
2016-02-14 13:33:33 C 12 54 31.834 -28 55 23.64 L F51
2016-02-14 13:49:25 C 12 54 33.413 -28 55 53.03 L F51
2016-04-22 08:00:55 C 20 53 54.65 -51 09 07.8 u 807
2016-04-22 08:05:13 C 20 53 55.65 -51 08 59.0 u 807
2016-04-22 08:09:44 C 20 53 56.73 -51 08 49.7 u 807
2016-06-11 10:15:35 C 23 01 25.63 -09 53 09.6 R G45
2016-06-11 10:23:35 C 23 01 25.84 -09 52 56.5 R G45
2016-06-11 10:31:35 C 23 01 26.02 -09 52 43.8 R G45
2016-06-11 10:39:56 C 23 01 26.25 -09 52 30.6 R G45