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
2019-09-02 04:08:38 C 18 29 35.83 +31 06 38.1 U I41
2019-09-02 04:27:36 C 18 29 37.80 +31 05 57.3 U I41
2019-09-09 04:00:10 C 18 48 27.81 +24 53 06.3 U I41
2019-09-09 04:00:48 C 18 48 27.88 +24 53 04.6 U I41
2019-09-09 04:24:36 C 18 48 30.53 +24 52 09.9 U I41
2019-09-09 04:44:07 C 18 48 32.70 +24 51 25.3 U I41
2019-09-09 05:02:15 C 18 48 34.72 +24 50 43.5 U I41
2019-09-09 05:10:20 C 18 48 35.62 +24 50 24.9 U I41
2019-09-09 05:33:31 C 18 48 38.22 +24 49 31.3 U I41
2019-09-11 03:39:36 C 18 54 00.19 +23 03 13.6 U I41
2019-09-11 05:14:22 C 18 54 10.90 +22 59 33.2 U I41
2019-09-11 05:20:28 C 18 54 11.60 +22 59 19.3 U I41
2019-09-11 06:05:15 C 18 54 16.70 +22 57 34.7 U I41
2019-09-11 06:10:35 C 18 54 17.27 +22 57 22.3 U I41
2019-09-11 06:13:39 C 18 54 17.65 +22 57 15.1 U I41
2019-09-12 06:11:32 C 18 57 06.40 +22 01 35.0 U I41
2019-09-12 06:12:10 C 18 57 06.48 +22 01 33.7 U I41
2019-09-12 06:34:44 C 18 57 09.06 +22 00 40.9 U I41
2019-09-12 07:14:00 C 18 57 13.61 +21 59 08.6 U I41
2019-09-13 06:04:01 C 18 59 55.52 +21 05 56.6 U I41
2019-09-13 06:04:39 C 18 59 55.59 +21 05 55.1 U I41
2019-10-15 05:25:35 C 20 34 39.905 -05 03 13.42 U F52
2019-10-15 05:41:28 C 20 34 41.804 -05 03 37.07 U F52
2019-10-15 06:13:19 C 20 34 45.650 -05 04 24.23 U F52
2019-10-21 05:26:08 C 20 52 23.285 -08 19 19.51 U F52
2019-10-21 06:03:30 C 20 52 27.738 -08 20 05.53 U F52
2019-10-23 06:03:15 C 20 58 18.678 -09 17 28.13 U F51
2019-10-23 06:19:02 C 20 58 20.550 -09 17 46.29 U F51
2019-10-23 06:50:39 C 20 58 24.301 -09 18 22.70 U F51
2019-10-25 05:15:59 C 21 04 02.205 -10 10 09.96 U F52
2019-10-25 05:32:56 C 21 04 04.197 -10 10 28.20 U F52
2019-10-25 05:49:47 C 21 04 06.190 -10 10 46.30 U F52
2019-10-25 06:06:38 C 21 04 08.162 -10 11 04.54 U F52
2019-10-29 05:10:39 C 21 15 33.851 -11 46 12.18 U F52
2019-10-29 05:25:33 C 21 15 35.588 -11 46 26.08 U F52
2019-10-29 05:40:27 C 21 15 37.332 -11 46 39.89 U F52
2019-10-29 05:55:18 C 21 15 39.046 -11 46 53.33 U F52
2019-10-31 02:14:50 C 21 20 55.93 -12 26 28.3 V G96
2019-10-31 02:22:54 C 21 20 56.88 -12 26 35.1 V G96
2019-10-31 02:30:58 C 21 20 57.83 -12 26 41.9 V G96
2019-10-31 02:39:02 C 21 20 58.73 -12 26 49.0 V G96
2021-02-11 11:01:03 C 14 01 56.11 -16 59 06.6 V G96
2021-02-11 11:08:25 C 14 01 56.61 -16 59 02.9 V G96
2021-02-11 11:15:45 C 14 01 57.04 -16 58 59.2 V G96
2021-02-11 11:23:05 C 14 01 57.54 -16 58 55.8 V G96
2021-03-15 12:59:50 C 14 42 51.860 -03 56 48.09 U F52
2021-03-15 13:17:36 C 14 42 52.451 -03 56 18.26 U F52
2021-03-15 13:53:05 C 14 42 53.630 -03 55 18.95 U F52
2021-03-20 12:48:43 C 14 46 52.177 -00 22 44.23 U F51
2021-03-20 13:06:12 C 14 46 52.634 -00 22 10.93 U F51