2017 OA20

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6295681000
Semi-major axis (a)2.4520938000 AU
Inclination (i)2.70897000°
Long. of Asc. Node (Ω)84.02427000°
Arg. of Perihelion (ω)160.29630000°
Mean Anomaly (M)74.31688000°
Mean Motion (n)0.2566838000°/day
Perihelion dist (q)0.90833380 AU
Aphelion dist (Q)3.99585380 AU
Orbital Period3.83977360 yr
Physical Parameters
H (abs. magnitude)22.10
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.160″
Uncertainty7
Orbit TypeApollo
MOID0.019496 AU
Observations Used18
Oppositions1
Arc Total
First Observation Used
Last Observation Used2017-07-31
Observations (18)
Date Type RA Dec Mag Band Observatory
2017-07-25 13:22:35 C 23 55 06.424 -09 54 54.78 L F51
2017-07-25 13:38:40 C 23 55 04.870 -09 55 05.61 L F51
2017-07-25 13:54:44 C 23 55 03.318 -09 55 16.55 L F51
2017-07-25 14:10:48 C 23 55 01.784 -09 55 27.23 L F51
2017-07-26 09:30:44 C 23 53 18.65 -10 07 52.7 U W86
2017-07-26 09:33:02 C 23 53 18.44 -10 07 54.2 U W86
2017-07-26 12:01:59 C 23 53 06.706 -10 09 57.50 U 568
2017-07-26 12:03:24 C 23 53 06.569 -10 09 58.48 U 568
2017-07-26 12:04:48 C 23 53 06.431 -10 09 59.44 U 568
2017-07-26 23:35:03 C 23 52 05.24 -10 17 07.8 U K91
2017-07-26 23:37:23 C 23 52 05.01 -10 17 09.2 U K91
2017-07-26 23:44:21 C 23 52 04.40 -10 17 13.9 U K91
2017-07-29 11:55:19 C 23 46 40.809 -10 56 29.43 U 568
2017-07-29 11:56:44 C 23 46 40.673 -10 56 30.32 U 568
2017-07-29 11:58:08 C 23 46 40.535 -10 56 31.25 U 568
2017-07-31 08:38:58 C 23 42 37.60 -11 24 32.2 u H21
2017-07-31 08:54:28 C 23 42 36.12 -11 24 42.0 u H21
2017-07-31 09:18:28 C 23 42 33.78 -11 24 57.2 u H21