2018 AB13

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4838206000
Semi-major axis (a)2.5170086000 AU
Inclination (i)7.49936000°
Long. of Asc. Node (Ω)290.80282000°
Arg. of Perihelion (ω)184.21776000°
Mean Anomaly (M)348.30462000°
Mean Motion (n)0.2468181200°/day
Perihelion dist (q)1.29922800 AU
Aphelion dist (Q)3.73478920 AU
Orbital Period3.99325500 yr
Physical Parameters
H (abs. magnitude)22.20
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.740″
Uncertainty0
Orbit TypeAmor
MOID0.315452 AU
Observations Used53
Oppositions3
Arc Total2018-2026
First Observation Used
Last Observation Used2026-01-14
Observations (15)
Date Type RA Dec Mag Band Observatory
2018-01-15 07:31:03 C 09 48 46.27 +07 10 45.8 U G96
2018-01-15 07:45:49 C 09 48 46.38 +07 10 31.0 U G96
2018-01-15 07:53:11 C 09 48 46.48 +07 10 23.1 U G96
2018-01-15 12:09:53 C 09 48 48.23 +07 05 56.7 U I52
2018-01-15 12:21:54 C 09 48 48.32 +07 05 43.0 U I52
2018-01-15 12:26:24 C 09 48 48.33 +07 05 39.0 U G96
2018-01-15 12:27:51 C 09 48 48.36 +07 05 37.5 U I52
2018-01-15 12:32:02 C 09 48 48.41 +07 05 33.6 U G96
2018-01-16 07:01:51 C 09 49 02.58 +06 46 28.3 U I52
2018-01-16 07:06:37 C 09 49 02.55 +06 46 22.5 U I52
2018-01-16 07:11:23 C 09 49 02.55 +06 46 17.9 U I52
2018-01-17 08:04:05 C 09 49 16.32 +06 20 53.7 U I52
2018-01-17 08:11:04 C 09 49 16.27 +06 20 47.1 U I52
2018-01-17 08:15:51 C 09 49 16.29 +06 20 41.6 U I52
2018-01-17 08:20:37 C 09 49 16.29 +06 20 37.2 U I52