2018 NM4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2523274779 ± 7.64e-08
Semi-major axis (a)1.6924620628 AU ± 4.48e-08
Inclination (i)17.97770397° ± 7.34e-06
Long. of Asc. Node (Ω)131.00373133° ± 1.41e-05
Arg. of Perihelion (ω)194.19793587° ± 2.24e-05
Mean Anomaly (M)113.44295659° ± 4.49e-05
Mean Motion (n)0.4476451281°/day ± 1.78e-08
Perihelion dist (q)1.26540738 AU ± 1.34e-07
Aphelion dist (Q)2.11951675 AU ± 1.41e-07
Orbital Period2.20180277 yr ± 8.74e-08
Physical Parameters
H (abs. magnitude)20.85
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.223″
Uncertainty0
Orbit TypeAmor
MOID0.254742 AU
Observations Used50
Oppositions3
Arc Total2015-2020
First Observation Used2015-01-26
Last Observation Used2020-04-19
Observations (51)
Date Type RA Dec Mag Band Observatory
2020-04-19 14:52:35 C 15 34 24.958 +21 13 56.08 U F51