2017 MD4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4657870709 ± 4.76e-08
Semi-major axis (a)2.3038357167 AU ± 6.18e-09
Inclination (i)23.19688467° ± 1.58e-05
Long. of Asc. Node (Ω)245.41989539° ± 7.52e-06
Arg. of Perihelion (ω)10.82328626° ± 6.52e-05
Mean Anomaly (M)148.56936153° ± 2.11e-05
Mean Motion (n)0.2818610178°/day ± 1.13e-09
Perihelion dist (q)1.23073883 AU ± 1.10e-07
Aphelion dist (Q)3.37693261 AU ± 1.10e-07
Orbital Period3.49685207 yr ± 1.41e-08
Physical Parameters
H (abs. magnitude)21.09
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.247″
Uncertainty0
Orbit TypeAmor
MOID0.220940 AU
Observations Used93
Oppositions5
Arc Total2017-2024
First Observation Used2017-06-24
Last Observation Used2024-08-03
Observations (102)
Date Type RA Dec Mag Band Observatory
2024-08-03 02:34:50 C 17 19 34.64 +25 12 03.0 V H21
2024-08-03 02:48:01 C 17 19 35.71 +25 12 01.5 V H21