2017 MC4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6556627349 ± 2.09e-07
Semi-major axis (a)1.1385720896 AU ± 2.16e-08
Inclination (i)7.07452909° ± 8.20e-06
Long. of Asc. Node (Ω)111.16820823° ± 6.55e-06
Arg. of Perihelion (ω)300.29254865° ± 1.95e-05
Mean Anomaly (M)274.74811066° ± 6.76e-05
Mean Motion (n)0.8112813191°/day ± 2.31e-08
Perihelion dist (q)0.39205280 AU ± 2.38e-07
Aphelion dist (Q)1.88509138 AU ± 2.40e-07
Orbital Period1.21490075 yr ± 3.46e-08
Physical Parameters
H (abs. magnitude)22.01
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.291″
Uncertainty0
Orbit TypeApollo
MOID0.007049 AU
Observations Used155
Oppositions1
Arc Total2017-2023
First Observation Used2017-06-23
Last Observation Used2023-06-14
Observations (158)
Date Type RA Dec Mag Band Observatory
2017-07-11 19:12:24 C 12 51 42.60 +13 22 36.3 q 089
2017-07-11 19:15:40 C 12 51 26.09 +13 23 01.8 q 089
2017-07-11 19:18:56 C 12 51 09.60 +13 23 26.5 q 089
2019-01-15 15:01:26 C 15 29 53.611 -12 20 14.90 V T12
2019-01-16 15:27:14 C 15 31 20.997 -12 19 35.20 V T12
2019-03-08 14:03:34 C 16 07 07.968 -08 48 17.77 V T12
2023-06-14 06:51:26 C 17 09 49.550 -12 10 14.90 V I52
2023-06-14 07:38:27 C 17 09 41.910 -12 10 08.50 V I52