2011 SK189

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3646645908
Semi-major axis (a)1.7519376404 AU
Inclination (i)27.86517904°
Long. of Asc. Node (Ω)7.29840067°
Arg. of Perihelion (ω)355.40286122° ± 6.00e+00
Mean Anomaly (M)38.36670653°
Mean Motion (n)0.4250343900°/day
Perihelion dist (q)1.11306640 AU
Aphelion dist (Q)2.39081980 AU
Orbital Period2.31888920 yr
Physical Parameters
H (abs. magnitude)23.80
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.288″
Uncertainty
Orbit TypeAmor
MOID0.110621 AU
Observations Used19
Oppositions1
Arc Total2011-2011
First Observation Used
Last Observation Used2011-10-02
Observations (21)
Date Type RA Dec Mag Band Observatory
2011-09-28 09:49:06 C 01 53 34.76 +12 33 20.7 r G96
2011-09-28 09:59:04 C 01 53 31.88 +12 34 56.9 r G96
2011-09-28 10:09:02 C 01 53 29.07 +12 36 32.6 r G96
2011-09-28 10:18:53 C 01 53 26.23 +12 38 07.8 r G96
2011-09-28 21:11:20 C 01 50 33.75 +14 22 41.8 r 104
2011-09-28 21:12:39 C 01 50 33.39 +14 22 54.5 r 104
2011-09-28 21:19:00 C 01 50 31.51 +14 23 56.6 r 104
2011-09-28 22:19:47 C 01 50 14.28 +14 33 45.4 r 104
2011-09-28 22:22:41 C 01 50 13.41 +14 34 13.0 r 104
2011-09-28 22:48:48 C 01 50 06.19 +14 38 14.1 u J95
2011-09-28 23:14:32 C 01 49 58.79 +14 42 23.0 u J95
2011-09-29 04:04:56 C 01 48 40.84 +15 29 05.7 o H01
2011-09-29 04:15:54 C 01 48 37.72 +15 30 51.6 o H01
2011-09-29 04:24:35 C 01 48 35.23 +15 32 15.6 o H01
2011-09-29 04:36:03 C 01 48 31.96 +15 34 06.2 o H01
2011-09-30 08:25:16 C 01 40 35.94 +19 58 36.2 r G96
2011-09-30 08:25:55 C 01 40 35.72 +19 58 42.4 r G96
2011-09-30 08:26:37 C 01 40 35.54 +19 58 48.8 r G96
2011-09-30 08:27:16 C 01 40 35.32 +19 58 55.1 r G96
2011-10-02 01:46:18 C 01 28 16.24 +26 14 57.9 t 204
2011-10-02 02:16:40 C 01 28 06.55 +26 19 23.2 t 204