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
1990-08-20 05:44:00 20 25 17.40 +02 51 27.5 c 261
1990-08-20 06:58:59 20 25 15.84 +02 51 11.8 c 261
2009-02-19 05:07:15 C 08 35 15.73 -02 52 56.1 19.1 c 704
2009-02-19 05:23:58 C 08 35 14.08 -02 53 01.3 19.3 c 704
2009-02-19 05:40:32 C 08 35 12.54 -02 53 08.0 19.1 c 704
2009-02-19 05:57:11 C 08 35 10.88 -02 53 13.8 19.8 c 704
2009-02-19 06:13:47 C 08 35 09.29 -02 53 20.2 19.4 c 704
2009-02-19 23:27:36 C 08 33 33.64 -02 59 55.7 r 493
2009-02-19 23:29:38 C 08 33 33.44 -02 59 56.5 r 493
2009-02-19 23:31:40 C 08 33 33.25 -02 59 57.3 r 493
2009-02-20 00:02:23 C 08 33 30.11 -03 00 11.7 v 204
2009-02-20 00:17:12 C 08 33 28.68 -03 00 17.1 v 204
2009-02-20 01:41:19 C 08 33 22.60 -03 00 45.7 r 734
2009-02-20 01:49:42 C 08 33 21.76 -03 00 48.8 r 734
2009-02-20 04:22:35 C 08 33 07.26 -03 01 46.2 r 682
2009-02-20 04:37:45 C 08 33 05.31 -03 01 52.8 r H55
2009-02-20 04:44:30 C 08 33 04.62 -03 01 55.1 r H55
2009-02-20 04:49:49 C 08 33 04.13 -03 01 57.3 r H55
2009-02-20 05:20:28 C 08 33 01.58 -03 02 06.6 v H01
2009-02-20 05:25:33 C 08 33 01.15 -03 02 09.3 r 682
2009-02-20 05:26:58 C 08 33 00.94 -03 02 09.2 v H01
2009-02-20 05:33:06 C 08 33 00.35 -03 02 11.3 v H01
2009-02-20 05:40:04 C 08 32 59.67 -03 02 14.0 v H01
2009-02-20 05:46:41 C 08 32 59.02 -03 02 16.4 v H01
2009-02-20 06:48:17 C 08 32 53.08 -03 02 38.6 c 854
2009-02-20 06:56:34 C 08 32 52.27 -03 02 41.5 c 854
2009-02-20 07:04:50 C 08 32 51.53 -03 02 44.6 c 854
2009-02-23 04:54:46 C 08 26 34.27 -03 27 22.4 o H55
2009-02-23 04:57:30 C 08 26 33.99 -03 27 23.4 o H55
2009-02-23 05:00:13 C 08 26 33.72 -03 27 24.6 o H55
2009-02-24 01:44:34 C 08 24 45.96 -03 34 10.3 o H55
2009-02-24 01:47:10 C 08 24 45.71 -03 34 11.3 o H55
2009-02-24 01:51:04 C 08 24 45.36 -03 34 12.9 o H55
2009-02-24 02:32:47 C 08 24 41.55 -03 34 26.0 o H55
2009-02-24 02:43:15 C 08 24 40.59 -03 34 29.3 o H55
2009-02-24 02:51:03 C 08 24 39.86 -03 34 31.9 o H55
2009-03-03 03:39:55 C 08 11 13.95 -04 20 59.9 o H55
2009-03-03 03:45:00 C 08 11 13.56 -04 21 01.2 o H55
2009-03-03 03:52:00 C 08 11 13.00 -04 21 03.0 o H55
2009-03-11 04:11:26 C 07 59 41.74 -04 58 24.4 r 448
2009-03-11 04:44:26 C 07 59 39.95 -04 58 29.1 r 448
2009-03-11 05:04:24 C 07 59 38.94 -04 58 32.0 r 448
2009-03-13 02:51:04 C 07 57 35.68 -05 05 36.3 o H55
2009-03-13 02:57:33 C 07 57 35.37 -05 05 37.6 o H55
2009-03-13 03:03:42 C 07 57 35.06 -05 05 38.7 o H55
2009-03-17 02:37:43 C 07 54 09.71 -05 18 35.5 o H55
2009-03-17 02:44:23 C 07 54 09.49 -05 18 36.1 o H55
2009-03-17 02:51:05 C 07 54 09.25 -05 18 36.9 o H55
2009-03-20 02:25:42 C 07 52 22.48 -05 27 08.7 o H55
2009-03-20 02:30:09 C 07 52 22.37 -05 27 09.2 o H55