1998 XD12

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6250893000
Semi-major axis (a)1.4015238000 AU
Inclination (i)13.54535000°
Long. of Asc. Node (Ω)259.62919000°
Arg. of Perihelion (ω)69.64845000°
Mean Anomaly (M)118.42113000°
Mean Motion (n)0.5940231600°/day
Perihelion dist (q)0.52544630 AU
Aphelion dist (Q)2.27760130 AU
Orbital Period1.65920760 yr
Physical Parameters
H (abs. magnitude)20.96
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.100″
Uncertainty9
Orbit TypeApollo
MOID0.030496 AU
Observations Used60
Oppositions1
Arc Total
First Observation Used
Last Observation Used1998-12-24
Observations (60)
Date Type RA Dec Mag Band Observatory
1998-12-21 21:12:33 C 04 02 35.82 +13 57 27.0 046
1998-12-21 21:16:23 C 04 02 36.07 +13 57 22.6 046
1998-12-21 21:19:16 C 04 02 36.19 +13 57 19.4 046
1998-12-21 21:21:49 C 04 02 36.36 +13 57 17.0 046
1998-12-23 11:10:14 C 04 04 40.78 +13 18 30.8 z 402
1998-12-23 11:12:31 C 04 04 40.92 +13 18 28.6 z 402
1998-12-23 11:14:48 C 04 04 40.96 +13 18 26.4 z 402
1998-12-24 10:55:16 C 04 05 52.05 +12 57 52.8 z 402
1998-12-24 10:57:33 C 04 05 52.11 +12 57 50.3 z 402
1998-12-24 10:59:51 C 04 05 52.24 +12 57 49.3 z 402