IAA RAS IAA Minor Planet Database

2016 EF157

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5165357773
Semi-major axis (a)1.8209128977 AU
Inclination (i)3.51449219°
Long. of Asc. Node (Ω)336.27466603° ± 5.00e+00
Arg. of Perihelion (ω)259.94458655° ± 6.00e+00
Mean Anomaly (M)320.67856573°
Mean Motion (n)0.4011227800°/day
Perihelion dist (q)0.88034470 AU
Aphelion dist (Q)2.76144190 AU
Orbital Period2.45712210 yr
Physical Parameters
H (abs. magnitude)25.00
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.219″
Uncertainty—
Orbit TypeApollo
MOID0.030915 AU
Observations Used21
Oppositions1
Arc Total—
First Observation Used—
Last Observation Used2016-03-17
Observations (21)
Date Type RA Dec Mag Band Observatory
2016-03-12 10:32:33 C 12 00 13.181 -13 19 13.09 – L F51
2016-03-12 10:52:45 C 12 00 15.748 -13 20 59.79 – L F51
2016-03-12 11:11:43 C 12 00 18.187 -13 22 40.01 – L F51
2016-03-13 07:18:02 C 12 03 41.14 -15 16 05.8 – o 926
2016-03-13 07:23:44 C 12 03 42.01 -15 16 40.1 – o 926
2016-03-13 07:29:24 C 12 03 42.88 -15 17 14.6 – o 926
2016-03-13 07:52:08 C 12 03 46.34 -15 19 31.0 – o 926
2016-03-13 07:57:49 C 12 03 47.20 -15 20 04.9 – o 926
2016-03-13 08:03:28 C 12 03 48.07 -15 20 38.6 – o 926
2016-03-13 10:00:34 C 12 04 11.135 -15 32 10.07 – t 568
2016-03-13 10:02:04 C 12 04 11.364 -15 32 19.16 – t 568
2016-03-13 10:03:33 C 12 04 11.590 -15 32 28.28 – t 568
2016-03-15 05:32:06 C 12 13 37.14 -20 35 45.0 – u 807
2016-03-15 05:35:59 C 12 13 38.03 -20 36 16.2 – u 807
2016-03-15 05:39:52 C 12 13 38.90 -20 36 47.6 – u 807
2016-03-15 08:46:44 C 12 14 27.07 -21 04 05.9 – o 926
2016-03-15 08:51:56 C 12 14 28.31 -21 04 48.2 – o 926
2016-03-15 08:57:08 C 12 14 29.56 -21 05 31.3 – o 926
2016-03-17 08:21:48 C 12 30 26.48 -28 45 56.4 – o 926
2016-03-17 08:26:08 C 12 30 28.12 -28 46 45.5 – o 926
2016-03-17 08:30:28 C 12 30 29.76 -28 47 35.0 – o 926