2021 SK2

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5096729000
Semi-major axis (a)2.4483497000 AU
Inclination (i)8.68993000°
Long. of Asc. Node (Ω)11.77093000°
Arg. of Perihelion (ω)17.91591000°
Mean Anomaly (M)21.40783000°
Mean Motion (n)0.2572728200°/day
Perihelion dist (q)1.20049220 AU
Aphelion dist (Q)3.69620720 AU
Orbital Period3.83098250 yr
Physical Parameters
H (abs. magnitude)23.73
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.630″
Uncertainty9
Orbit TypeAmor
MOID0.207310 AU
Observations Used16
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-09-30
Observations (16)
Date Type RA Dec Mag Band Observatory
2021-09-28 09:32:45 C 23 25 53.367 -11 50 21.87 U F51
2021-09-28 09:48:45 C 23 25 53.040 -11 49 58.53 U F51
2021-09-28 10:04:46 C 23 25 52.687 -11 49 34.81 U F51
2021-09-29 04:12:04 C 23 25 40.96 -11 22 44.3 u H21
2021-09-29 04:18:47 C 23 25 40.84 -11 22 34.5 u H21
2021-09-29 04:25:12 C 23 25 40.72 -11 22 24.8 u H21
2021-09-29 10:00:46 C 23 25 36.561 -11 13 49.91 V F51
2021-09-29 10:09:10 C 23 25 36.390 -11 13 37.01 V F51
2021-09-29 10:18:08 C 23 25 36.207 -11 13 23.55 V F51
2021-09-29 10:27:07 C 23 25 36.023 -11 13 09.88 V F51
2021-09-30 08:36:07 C 23 25 23.597 -10 39 09.17 U F51
2021-09-30 08:37:17 C 23 25 23.586 -10 39 07.38 U F51
2021-09-30 08:57:30 C 23 25 23.197 -10 38 35.97 U F51
2021-09-30 08:58:41 C 23 25 23.172 -10 38 33.95 U F51
2021-09-30 09:43:21 C 23 25 22.316 -10 37 24.47 U F51
2021-09-30 09:44:32 C 23 25 22.295 -10 37 22.65 U F51