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
2013-09-16 07:12:28 C 01 34 33.08 +10 43 37.6 r Y00
2013-09-16 07:14:56 C 01 34 33.04 +10 43 31.1 r Y00
2013-09-16 10:41:26 C 01 34 29.26 +10 34 52.3 q 703
2013-09-16 10:48:37 C 01 34 29.06 +10 34 34.8 q 703
2013-09-16 10:56:01 C 01 34 28.90 +10 34 16.7 q 703
2013-09-16 11:03:23 C 01 34 28.72 +10 33 59.2 q 703
2013-09-25 06:27:51 C 01 28 47.54 +01 43 06.3 q 703
2013-09-25 06:39:55 C 01 28 47.11 +01 42 36.2 q 703
2013-09-25 06:52:00 C 01 28 46.65 +01 42 05.4 q 703
2013-09-25 07:04:04 C 01 28 46.16 +01 41 34.2 q 703
2013-09-26 05:26:00 C 01 28 01.10 +00 45 13.5 N I41
2013-09-26 08:37:51 C 01 27 53.78 +00 37 11.6 N I41
2013-09-26 09:25:01 C 01 27 51.93 +00 35 13.3 N I41
2013-10-05 05:46:14 C 01 19 46.85 -07 52 56.6 q H15
2013-10-05 05:59:24 C 01 19 46.21 -07 53 25.4 q H15
2013-10-05 06:12:36 C 01 19 45.60 -07 53 54.6 q H15
2013-10-05 06:25:45 C 01 19 45.16 -07 54 23.4 q H15
2013-10-05 06:32:26 C 01 19 44.92 -07 54 38.6 q 703
2013-10-05 06:40:32 C 01 19 44.48 -07 54 56.7 q 703
2013-10-05 06:48:31 C 01 19 44.13 -07 55 15.0 q 703
2013-10-05 06:56:37 C 01 19 43.74 -07 55 32.8 q 703
2013-10-09 08:46:52 C 01 15 47.12 -11 22 49.0 q 703
2013-10-09 08:58:06 C 01 15 46.54 -11 23 11.5 q 703
2013-10-09 09:09:31 C 01 15 46.13 -11 23 34.9 q 703
2013-10-09 09:20:55 C 01 15 45.58 -11 23 56.5 q 703
2013-10-10 06:28:26 C 01 14 54.80 -12 05 36.4 r Y00
2013-10-10 06:33:53 C 01 14 54.54 -12 05 45.4 r Y00
2013-10-10 06:40:20 C 01 14 54.26 -12 05 58.6 r Y00
2013-10-21 10:31:56 C 01 05 20.637 -19 19 42.77 L F51
2013-10-21 10:50:42 C 01 05 19.995 -19 20 06.61 L F51
2013-10-23 06:39:07 C 01 04 03.30 -20 13 52.5 q 703
2013-10-23 06:47:51 C 01 04 03.00 -20 14 03.2 q 703
2013-10-23 06:56:36 C 01 04 02.72 -20 14 13.5 q 703
2013-10-23 07:05:19 C 01 04 02.47 -20 14 23.2 q 703
2013-11-05 01:27:40 C 00 58 11.25 -24 31 16.9 u 807
2013-11-05 01:31:15 C 00 58 11.20 -24 31 19.0 u 807
2013-11-05 01:34:50 C 00 58 11.16 -24 31 21.3 u 807
2013-11-05 01:38:24 C 00 58 11.11 -24 31 23.3 u 807
2013-11-05 01:41:58 C 00 58 11.07 -24 31 25.2 u 807
2015-06-05 08:38:05 C 21 34 20.48 +44 20 02.7 t 705
2015-06-05 08:40:00 C 21 34 20.71 +44 20 03.9 t 705
2015-06-05 08:41:55 C 21 34 20.91 +44 20 05.7 t 705
2015-07-11 23:54:31 C 22 55 13.02 +51 04 58.7 q 157
2015-07-12 00:04:21 C 22 55 13.70 +51 05 00.1 q 157
2015-07-12 00:14:56 C 22 55 14.48 +51 05 01.8 q 157
2015-08-05 01:39:20 C 23 28 41.03 +49 01 00.3 q 204
2015-08-05 01:44:06 C 23 28 41.18 +49 00 57.2 q 204
2015-08-05 01:48:44 C 23 28 41.34 +49 00 54.4 q 204
2015-08-16 00:29:38 C 23 35 53.19 +45 14 33.2 q Z99
2015-08-16 00:36:16 C 23 35 53.27 +45 14 25.3 q Z99