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
2021-10-31 01:31:38 C 20 27 35.61 -09 19 21.1 V G96
2021-10-31 01:41:54 C 20 27 37.05 -09 19 29.8 V G96
2021-10-31 01:50:07 C 20 27 38.16 -09 19 36.5 V G96
2023-02-20 07:07:27 C 13 21 22.27 -17 41 19.4 u 807
2023-02-20 07:15:47 C 13 21 22.49 -17 41 13.5 u 807
2023-02-20 07:24:05 C 13 21 22.71 -17 41 07.6 u 807
2023-03-13 19:52:51 C 13 27 57.87 -08 10 50.7 V D29
2023-03-13 20:13:13 C 13 27 57.79 -08 10 15.3 V D29
2023-03-14 10:05:50 C 13 27 54.162 -07 48 08.82 V G96
2023-03-14 10:13:11 C 13 27 54.076 -07 47 56.98 V G96
2023-03-14 10:20:33 C 13 27 54.014 -07 47 45.20 V G96
2023-03-14 10:27:55 C 13 27 53.957 -07 47 33.25 V G96
2023-03-19 05:20:38 C 13 26 51.581 -04 29 43.19 V W68
2023-03-19 05:25:10 C 13 26 51.478 -04 29 34.76 V W68
2023-03-19 05:29:43 C 13 26 51.466 -04 29 26.38 V W68
2023-03-19 05:49:09 C 13 26 51.106 -04 28 50.63 V W68
2023-03-19 05:51:44 C 13 26 51.094 -04 28 46.31 V W68
2023-03-19 05:54:20 C 13 26 51.113 -04 28 41.84 V W68
2023-03-19 05:58:54 C 13 26 50.952 -04 28 34.18 V W68
2023-03-19 06:11:54 C 13 26 50.714 -04 28 09.77 V W68
2023-03-21 11:36:45 C 13 26 02.894 -02 47 57.80 V T05
2023-03-21 12:22:17 C 13 26 01.949 -02 46 30.61 V T05
2023-03-21 12:27:00 C 13 26 01.896 -02 46 21.65 V T05
2023-03-21 12:34:46 C 13 26 01.699 -02 46 05.99 V T05
2023-03-23 05:24:21 C 13 25 17.664 -01 25 46.42 V W68
2023-03-23 05:27:39 C 13 25 17.594 -01 25 39.43 V W68
2023-03-23 05:35:32 C 13 25 17.424 -01 25 23.38 V W68
2023-03-23 05:57:19 C 13 25 16.862 -01 24 40.61 V W68
2023-03-24 23:45:11 C 13 24 25.01 -00 00 06.3 X C95
2023-03-24 23:54:10 C 13 24 24.77 +00 00 12.1 X C95
2023-03-25 00:03:09 C 13 24 24.54 +00 00 30.7 X C95
2023-03-25 00:11:24 C 13 24 24.35 +00 00 47.2 X C95
2023-03-25 12:04:43 C 13 24 08.114 +00 25 29.75 V T05
2023-03-25 12:09:17 C 13 24 08.023 +00 25 38.78 V T05
2023-03-25 12:52:23 C 13 24 06.814 +00 27 09.22 V T05
2023-03-25 13:05:33 C 13 24 06.526 +00 27 35.24 V T05
2023-03-26 11:57:48 C 13 23 34.452 +01 15 32.31 U F51
2023-03-26 12:14:22 C 13 23 33.985 +01 16 07.30 U F51
2023-03-26 12:30:59 C 13 23 33.520 +01 16 42.41 U F51
2023-03-26 12:47:41 C 13 23 33.051 +01 17 17.69 U F51
2023-03-27 04:44:24 C 13 23 09.984 +01 51 22.72 V W68
2023-03-27 05:20:08 C 13 23 08.916 +01 52 37.09 V W68
2023-03-27 05:24:44 C 13 23 08.794 +01 52 46.70 V W68
2023-03-27 05:30:00 C 13 23 08.640 +01 52 58.37 V W68
2023-03-29 00:44:12 C 13 21 59.938 +03 26 18.96 V M22
2023-03-29 00:48:49 C 13 21 59.765 +03 26 29.29 V M22
2023-03-29 00:57:25 C 13 21 59.503 +03 26 47.72 V M22
2023-03-29 01:20:34 C 13 21 58.826 +03 27 38.34 V M22
2023-03-29 09:05:22 C 13 21 46.026 +03 44 17.66 V 703
2023-03-29 09:13:00 C 13 21 45.842 +03 44 34.69 V 703