2018 NR

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4307713828 ± 1.88e-06
Semi-major axis (a)1.8018051627 AU ± 6.15e-06
Inclination (i)18.48704028° ± 5.84e-05
Long. of Asc. Node (Ω)242.52500192° ± 1.96e-05
Arg. of Perihelion (ω)99.44432993° ± 2.58e-05
Mean Anomaly (M)353.31659772° ± 5.50e-03
Mean Motion (n)0.4075215090°/day ± 2.09e-06
Perihelion dist (q)1.02563906 AU ± 4.86e-06
Aphelion dist (Q)2.57797126 AU ± 9.42e-06
Orbital Period2.41858715 yr ± 1.24e-05
Physical Parameters
H (abs. magnitude)21.89
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.390″
Uncertainty1
Orbit TypeAmor
MOID0.231481 AU
Observations Used101
Oppositions1
Arc Total2018-2018
First Observation Used2018-06-15
Last Observation Used2018-12-10
Observations (104)
Date Type RA Dec Mag Band Observatory
2018-12-09 04:38:21 C 02 57 56.66 +12 32 29.5 u H21
2018-12-10 02:53:04 C 02 58 37.02 +12 07 29.7 u H21
2018-12-10 03:03:35 C 02 58 37.30 +12 07 18.2 u H21
2018-12-10 03:16:26 C 02 58 37.64 +12 07 03.9 u H21