IAA RAS IAA Minor Planet Database

2021 JO8

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2122743000
Semi-major axis (a)1.5225985000 AU
Inclination (i)14.91361000°
Long. of Asc. Node (Ω)216.45626000°
Arg. of Perihelion (ω)35.61100000°
Mean Anomaly (M)135.78845000°
Mean Motion (n)0.5245972200°/day
Perihelion dist (q)1.19939000 AU
Aphelion dist (Q)1.84580700 AU
Orbital Period1.87878940 yr
Physical Parameters
H (abs. magnitude)23.73
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date—
RMS Residual0.690″
Uncertainty7
Orbit TypeAmor
MOID0.215177 AU
Observations Used18
Oppositions1
Arc Total—
First Observation Used—
Last Observation Used2021-06-02
Observations (19)
Date Type RA Dec Mag Band Observatory
2021-05-09 09:20:38 C 16 17 51.93 +00 23 22.0 – V G96
2021-05-09 09:28:01 C 16 17 52.14 +00 23 43.5 – V G96
2021-05-13 11:46:50 C 16 21 17.423 +05 16 55.97 – U F51
2021-05-13 12:04:30 C 16 21 17.784 +05 17 47.12 – U F51
2021-05-13 12:22:02 C 16 21 18.185 +05 18 38.89 – U F51
2021-05-14 10:39:52 C 16 21 59.77 +06 23 25.8 – V 291
2021-05-14 10:51:04 C 16 22 00.03 +06 23 58.3 – V 291
2021-05-14 11:02:16 C 16 22 00.30 +06 24 30.7 – V 291
2021-05-16 06:56:02 C 16 23 19.96 +08 30 28.2 – V 807
2021-05-16 07:04:00 C 16 23 20.12 +08 30 50.8 – V 807
2021-05-16 07:11:59 C 16 23 20.30 +08 31 13.1 – V 807
2021-05-16 07:15:42 C 16 23 21.80 +08 30 41.9 – V H01
2021-05-16 07:20:26 C 16 23 21.89 +08 30 55.2 – V H01
2021-05-16 07:36:31 C 16 23 22.19 +08 31 40.6 – V H01
2021-05-16 07:46:30 C 16 23 22.40 +08 32 08.7 – V H01
2021-06-02 08:11:40 C 16 32 49.30 +23 44 23.3 – V V06
2021-06-02 08:31:26 C 16 32 49.51 +23 44 54.5 – V V06
2021-06-02 08:51:15 C 16 32 49.73 +23 45 25.3 – V V06
2021-06-02 09:11:01 C 16 32 49.95 +23 45 56.2 – V V06