2018 AP12

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6414032556 ± 3.36e-06
Semi-major axis (a)2.6948892055 AU ± 2.24e-05
Inclination (i)17.36122008° ± 6.59e-05
Long. of Asc. Node (Ω)273.10789659° ± 7.71e-05
Arg. of Perihelion (ω)297.47139046° ± 5.10e-05
Mean Anomaly (M)260.01008175° ± 7.92e-03
Mean Motion (n)0.2227926729°/day ± 2.77e-06
Perihelion dist (q)0.96637850 AU ± 1.21e-05
Aphelion dist (Q)4.42339992 AU ± 3.78e-05
Orbital Period4.42396184 yr ± 5.51e-05
Physical Parameters
H (abs. magnitude)20.90
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.278″
Uncertainty1
Orbit TypeApollo
MOID0.120988 AU
Observations Used58
Oppositions1
Arc Total2018-2018
First Observation Used2018-01-14
Last Observation Used2018-08-02
Observations (58)
Date Type RA Dec Mag Band Observatory
2018-07-07 07:18:51 C 20 26 26.47 -00 43 44.4 U I52
2018-07-07 07:42:25 C 20 26 24.08 -00 43 29.8 U I52
2018-07-11 10:07:34 C 20 17 12.370 +00 10 44.28 U F52
2018-07-11 10:22:41 C 20 17 10.920 +00 10 51.37 U F52
2018-07-11 10:37:22 C 20 17 09.531 +00 10 58.34 U F52
2018-08-02 05:00:58 C 19 41 51.48 +01 43 05.7 u H21
2018-08-02 05:40:19 C 19 41 49.68 +01 43 03.6 u H21
2018-08-02 05:49:12 C 19 41 49.29 +01 43 03.2 u H21