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
2019-08-03 04:57:29 C 17 25 19.03 +50 39 36.2 U I41
2019-08-19 03:59:11 C 17 55 44.19 +41 50 36.5 U I41
2019-08-19 08:39:46 C 17 56 08.89 +41 42 42.0 U I41
2019-08-20 03:58:52 C 17 57 57.19 +41 10 10.1 U I41
2019-08-20 05:48:59 C 17 58 06.79 +41 07 01.6 V G96
2019-08-20 05:57:16 C 17 58 07.56 +41 06 47.1 V G96
2019-08-20 05:59:32 C 17 58 07.85 +41 06 43.1 U I41
2019-08-20 06:05:32 C 17 58 08.25 +41 06 33.0 V G96
2019-08-20 06:13:49 C 17 58 09.01 +41 06 17.9 V G96
2019-08-20 07:23:25 C 17 58 15.36 +41 04 17.8 U I41
2019-08-20 07:52:33 C 17 58 18.00 +41 03 27.1 U I41
2019-08-20 07:53:50 C 17 58 18.12 +41 03 24.9 U I41
2019-08-23 03:58:27 C 18 04 47.99 +39 03 33.0 U I41
2019-08-23 04:24:35 C 18 04 50.39 +39 02 45.2 U I41
2019-08-23 06:26:08 C 18 05 01.67 +38 59 02.9 U I41
2019-08-23 06:27:27 C 18 05 01.80 +38 59 00.5 U I41
2019-08-24 06:00:30 C 18 07 20.25 +38 15 47.3 V U68
2019-08-24 06:41:04 C 18 07 24.07 +38 14 31.7 V U68
2019-08-24 06:41:05 C 18 07 24.13 +38 14 32.0 V U68
2019-08-24 07:23:33 C 18 07 28.12 +38 13 11.7 U I41
2019-08-24 07:39:50 C 18 07 29.65 +38 12 41.2 U I41
2019-08-25 03:55:56 C 18 09 31.10 +37 34 50.3 U I41
2019-08-25 04:20:14 C 18 09 33.41 +37 34 04.6 U I41
2019-08-25 06:26:24 C 18 09 45.45 +37 30 04.6 U I41
2019-08-25 07:42:14 C 18 09 53.31 +37 27 46.5 V T05
2019-08-25 07:46:52 C 18 09 53.72 +37 27 37.7 V T05
2019-08-25 07:55:02 C 18 09 54.52 +37 27 22.1 V T05
2019-08-25 08:12:16 C 18 09 56.20 +37 26 48.9 V T05
2019-08-25 08:58:37 C 18 10 00.29 +37 25 12.4 U I41
2019-08-26 03:30:53 C 18 11 52.95 +36 49 58.9 V G96
2019-08-26 03:38:31 C 18 11 53.70 +36 49 44.3 V G96
2019-08-26 03:46:09 C 18 11 54.44 +36 49 29.5 V G96
2019-08-26 03:53:48 C 18 11 55.16 +36 49 14.8 V G96
2019-08-26 05:56:11 C 18 12 07.12 +36 45 17.1 V U68
2019-08-26 06:36:54 C 18 12 11.13 +36 43 58.1 V U68
2019-08-27 03:33:35 C 18 14 19.32 +36 03 24.1 V 703
2019-08-27 03:41:26 C 18 14 20.15 +36 03 09.4 V 703
2019-08-27 03:49:17 C 18 14 20.87 +36 02 53.3 V 703
2019-08-29 03:55:53 C 18 19 19.31 +34 27 10.6 U I41
2019-08-29 04:23:50 C 18 19 22.11 +34 26 14.1 U I41
2019-08-29 06:17:45 C 18 19 33.55 +34 22 21.8 U I41
2019-08-30 03:59:22 C 18 21 51.00 +33 38 08.2 U I41
2019-08-30 04:39:04 C 18 21 55.05 +33 36 46.3 U I41
2019-08-30 05:55:57 C 18 22 02.85 +33 34 07.4 U I41
2019-09-01 03:38:18 C 18 26 56.47 +31 58 48.1 U I41
2019-09-01 04:29:43 C 18 27 01.80 +31 56 59.2 U I41
2019-09-01 08:35:48 C 18 27 27.92 +31 48 20.5 V T05
2019-09-01 08:40:05 C 18 27 28.36 +31 48 12.4 V T05
2019-09-01 09:00:58 C 18 27 30.49 +31 47 27.3 V T05
2019-09-01 09:14:10 C 18 27 31.92 +31 46 58.4 V T05