2018 FB

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5542407000
Semi-major axis (a)2.2014925000 AU
Inclination (i)3.11281000°
Long. of Asc. Node (Ω)177.70876000°
Arg. of Perihelion (ω)29.62343000°
Mean Anomaly (M)115.74179000°
Mean Motion (n)0.3017367800°/day
Perihelion dist (q)0.98133580 AU
Aphelion dist (Q)3.42164920 AU
Orbital Period3.26644850 yr
Physical Parameters
H (abs. magnitude)24.10
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.430″
Uncertainty5
Orbit TypeApollo
MOID0.010156 AU
Observations Used134
Radar Obs Used1
Oppositions1
Arc Total
First Observation Used
Last Observation Used2018-03-29
Observations (153)
Date Type RA Dec Mag Band Observatory
2018-03-30 09:40:45 C 16 02 38.01 +40 58 33.5 U I41
2018-03-30 10:36:13 C 16 06 39.70 +40 45 14.2 U I41
2018-03-30 12:02:08 C 16 12 46.20 +40 23 07.4 U I41
Radar Observations (1)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2018-03-23 01:31:00 127724.519 0.5 Hz 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)