2017 EC3

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3039854567 ± 4.96e-08
Semi-major axis (a)1.1796032142 AU ± 3.56e-09
Inclination (i)4.25373892° ± 4.43e-06
Long. of Asc. Node (Ω)74.49283920° ± 1.02e-04
Arg. of Perihelion (ω)1.70900305° ± 1.04e-04
Mean Anomaly (M)347.83042814° ± 2.87e-05
Mean Motion (n)0.7693223602°/day ± 3.48e-09
Perihelion dist (q)0.82102099 AU ± 5.86e-08
Aphelion dist (Q)1.53818544 AU ± 5.87e-08
Orbital Period1.28116162 yr ± 5.79e-09
Physical Parameters
H (abs. magnitude)22.50
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.241″
Uncertainty0
Orbit TypeApollo
MOID0.070708 AU
Observations Used65
Oppositions2
Arc Total2016-2026
First Observation Used2016-07-05
Last Observation Used2026-04-09
Observations (65)
Date Type RA Dec Mag Band Observatory
2017-03-25 17:08:35 C 13 09 00.39 +18 06 05.7 q D29
2017-03-25 17:31:47 C 13 08 56.81 +18 05 56.5 q D29
2017-03-25 17:54:42 C 13 08 53.20 +18 05 48.2 q D29
2017-03-25 18:17:36 C 13 08 49.61 +18 05 39.0 q D29
2017-04-03 05:59:45 C 12 43 07.78 +16 31 52.5 q I52
2017-04-03 06:07:08 C 12 43 06.92 +16 31 48.6 q I52
2025-08-19 06:50:21 C 19 25 41.690 -38 22 28.52 V F51
2025-08-19 07:00:45 C 19 25 40.283 -38 22 32.27 V F51
2026-02-28 14:47:27 C 15 39 11.275 -04 59 16.27 V F51
2026-02-28 15:03:10 C 15 39 11.036 -04 59 13.99 V F51
2026-02-28 15:18:21 C 15 39 10.815 -04 59 11.38 V F51
2026-02-28 15:33:30 C 15 39 10.557 -04 59 09.08 V F51
2026-04-09 07:49:51 C 14 32 44.351 -00 47 25.62 V I52
2026-04-09 07:56:33 C 14 32 43.523 -00 47 23.46 V I52
2026-04-09 08:03:14 C 14 32 42.673 -00 47 22.06 V I52