2021 OJ2

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3336471000
Semi-major axis (a)1.4369212000 AU
Inclination (i)12.72847000°
Long. of Asc. Node (Ω)124.87367000°
Arg. of Perihelion (ω)248.86292000°
Mean Anomaly (M)146.58493000°
Mean Motion (n)0.5722089600°/day
Perihelion dist (q)0.95749660 AU
Aphelion dist (Q)1.91634580 AU
Orbital Period1.72246110 yr
Physical Parameters
H (abs. magnitude)24.32
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.440″
Uncertainty8
Orbit TypeApollo
MOID0.078846 AU
Observations Used16
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-08-14
Observations (16)
Date Type RA Dec Mag Band Observatory
2021-07-31 09:43:11 C 21 48 16.731 -24 33 17.73 U F51
2021-07-31 09:59:59 C 21 48 20.614 -24 34 49.69 U F51
2021-07-31 10:16:49 C 21 48 24.515 -24 36 21.56 U F51
2021-07-31 10:37:15 C 21 48 29.228 -24 38 12.93 U F51
2021-07-31 12:57:58 C 21 49 01.757 -24 50 55.62 V F51
2021-07-31 12:59:09 C 21 49 02.032 -24 51 01.84 V F51
2021-08-07 05:32:12 C 22 50 46.25 -42 16 30.6 V W94
2021-08-07 05:40:22 C 22 50 50.46 -42 17 29.2 V W94
2021-08-07 05:48:43 C 22 50 54.88 -42 18 30.0 V W94
2021-08-07 06:37:35 C 22 51 20.55 -42 24 24.0 V W95
2021-08-07 06:45:07 C 22 51 24.48 -42 25 18.5 V W95
2021-08-07 06:52:37 C 22 51 28.46 -42 26 12.1 V W95
2021-08-14 15:50:39 C 01 28 24.68 -59 32 15.5 V 474
2021-08-14 15:52:26 C 01 28 26.75 -59 32 20.8 V 474
2021-08-14 15:54:13 C 01 28 28.80 -59 32 25.8 V 474
2021-08-14 15:55:55 C 01 28 30.67 -59 32 31.0 V 474