441825 (2009 SK1)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2229547288 ± 2.71e-08
Semi-major axis (a)1.6110950532 AU ± 4.35e-09
Inclination (i)30.81551366° ± 3.27e-06
Long. of Asc. Node (Ω)184.35861518° ± 2.53e-06
Arg. of Perihelion (ω)104.47903003° ± 7.34e-06
Mean Anomaly (M)35.79053884° ± 7.38e-06
Mean Motion (n)0.4819816786°/day ± 1.95e-09
Perihelion dist (q)1.25189379 AU ± 4.38e-08
Aphelion dist (Q)1.97029631 AU ± 4.40e-08
Orbital Period2.04494554 yr ± 8.29e-09
Physical Parameters
H (abs. magnitude)18.40
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.304″
Uncertainty0
Orbit TypeAmor
MOID0.403489 AU
Observations Used1193
Oppositions8
Arc Total2009-2025
First Observation Used2009-09-17
Last Observation Used2025-06-20
Observations (1233)
Date Type RA Dec Mag Band Observatory
2009-09-17 09:51:58 C 03 45 58.75 +01 34 38.3 r 703
2009-09-17 10:03:19 C 03 45 59.00 +01 34 21.2 r 703
2009-09-17 10:14:47 C 03 45 59.22 +01 34 03.8 r 703
2009-09-17 13:54:35 C 03 46 04.21 +01 28 28.0 v F65
2009-09-17 13:55:49 C 03 46 04.24 +01 28 26.2 v F65
2009-09-18 06:10:26 C 03 46 26.12 +01 03 20.8 r H55
2009-09-18 06:28:34 C 03 46 26.53 +01 02 51.2 r H55
2009-09-18 09:28:03 C 03 46 29.98 +00 58 14.4 r H36
2009-09-18 09:36:59 C 03 46 30.17 +00 58 00.2 r H36
2009-09-18 09:45:56 C 03 46 30.33 +00 57 44.1 r H36
2009-09-18 11:27:00 C 03 46 32.36 +00 55 09.7 c G68
2009-09-18 11:57:01 C 03 46 32.96 +00 54 23.9 c G68
2009-09-18 12:21:22 C 03 46 33.77 +00 53 48.8 v F65
2009-09-18 12:22:55 C 03 46 33.80 +00 53 46.4 v F65
2009-09-18 12:24:19 C 03 46 33.83 +00 53 44.0 v F65
2009-09-18 12:25:53 C 03 46 33.86 +00 53 41.4 v F65
2009-09-18 12:27:00 C 03 46 33.49 +00 53 37.1 c G68
2009-09-18 12:27:23 C 03 46 33.88 +00 53 39.2 v F65
2009-09-19 07:45:59 C 03 46 56.92 +00 23 31.3 o H55
2009-09-19 07:59:12 C 03 46 57.14 +00 23 11.0 o H55
2009-09-19 08:04:15 C 03 46 57.22 +00 23 03.4 o H55
2009-09-28 16:15:04 C 03 48 59.60 -05 39 43.5 o 474
2009-09-28 16:17:04 C 03 48 59.58 -05 39 47.2 o 474
2009-09-28 16:19:05 C 03 48 59.57 -05 39 50.0 o 474
2009-09-28 16:21:05 C 03 48 59.59 -05 39 53.4 o 474
2009-10-10 15:23:30 C 03 45 00.48 -13 33 33.2 o 474
2009-10-10 15:26:20 C 03 45 00.37 -13 33 38.2 o 474
2009-10-10 15:29:00 C 03 45 00.32 -13 33 41.9 o 474
2009-10-11 14:13:05 C 03 44 22.99 -14 10 01.4 o 474
2009-10-11 14:15:25 C 03 44 22.92 -14 10 05.1 o 474
2009-10-11 14:17:34 C 03 44 22.85 -14 10 08.5 o 474
2009-10-17 08:01:27 C 03 39 41.64 -17 41 40.0 r I20
2009-10-17 08:06:38 C 03 39 41.42 -17 41 47.4 r I20
2009-10-17 08:11:49 C 03 39 41.22 -17 41 55.0 r I20
2009-10-27 08:49:23 C 03 28 28.97 -23 00 08.6 o 448
2009-10-27 09:14:57 C 03 28 27.60 -23 00 37.3 o 448
2009-10-27 09:38:42 C 03 28 26.28 -23 01 06.6 o 448
2011-05-12 13:05:31 C 22 14 56.97 +24 09 37.9 o F65
2011-05-12 13:08:09 C 22 14 57.25 +24 09 39.5 o F65
2011-05-13 01:32:13 C 22 16 33.31 +24 17 49.9 v 204
2011-05-13 02:02:35 C 22 16 37.19 +24 18 09.0 v 204
2011-05-30 08:24:31 C 23 09 11.23 +28 09 06.7 r H21
2011-05-30 08:34:01 C 23 09 12.38 +28 09 11.4 r H21
2011-05-30 08:54:55 C 23 09 14.97 +28 09 21.3 r H21
2011-05-31 01:56:21 C 23 11 22.08 +28 16 56.9 u J95
2011-05-31 02:02:13 C 23 11 22.72 +28 16 59.3 u J95
2011-09-12 08:16:01 C 02 51 38.86 +08 51 51.7 o H21
2011-09-12 08:22:37 C 02 51 38.94 +08 51 39.8 o H21
2011-09-12 08:29:13 C 02 51 39.02 +08 51 28.1 o H21
2011-09-12 08:35:49 C 02 51 39.09 +08 51 16.4 o H21