2016 ER1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6887288174 ± 2.00e+00
Semi-major axis (a)2.1335751392 AU ± 3.00e+00
Inclination (i)4.05344385° ± 4.00e+00
Long. of Asc. Node (Ω)98.58821450° ± 5.00e+00
Arg. of Perihelion (ω)149.00040066° ± 6.00e+00
Mean Anomaly (M)22.93322219° ± 9.02e-02
Mean Motion (n)0.3162584000°/day ± 6.67e-01
Perihelion dist (q)0.66411690 AU ± 4.37e+00
Aphelion dist (Q)3.60303390 AU ± 6.62e+00
Orbital Period3.11646310 yr ± 6.57e+00
Physical Parameters
H (abs. magnitude)23.50
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.444″
Uncertainty2
Orbit TypeApollo
MOID0.054709 AU
Observations Used31
Oppositions1
Arc Total2016-2016
First Observation Used
Last Observation Used2016-03-07
Observations (34)
Date Type RA Dec Mag Band Observatory
2016-03-02 08:19:05 C 12 52 14.61 +41 05 29.7 q 703
2016-03-02 08:21:46 C 12 52 16.33 +41 05 52.0 q 703
2016-03-02 08:24:31 C 12 52 18.00 +41 06 12.5 q 703
2016-03-02 08:27:16 C 12 52 19.96 +41 06 35.8 q 703
2016-03-02 09:00:43 C 12 52 41.67 +41 11 01.8 q 703
2016-03-02 09:09:38 C 12 52 47.53 +41 12 13.8 q 703
2016-03-02 09:27:27 C 12 52 59.26 +41 14 36.1 q 703
2016-03-02 13:01:32 C 12 55 23.14 +41 43 02.5 o 291
2016-03-02 13:02:41 C 12 55 23.97 +41 43 12.0 o 291
2016-03-02 13:03:53 C 12 55 24.80 +41 43 21.3 o 291
2016-03-03 08:29:36 C 13 11 01.61 +44 28 49.3 q G96
2016-03-03 08:39:52 C 13 11 10.40 +44 30 20.3 q G96
2016-03-03 08:50:30 C 13 11 19.62 +44 31 55.1 q G96
2016-03-03 09:01:41 C 13 11 29.34 +44 33 36.9 q G96
2016-03-03 12:19:49 C 13 14 24.28 +45 02 59.6 o 926
2016-03-03 12:22:58 C 13 14 27.17 +45 03 27.6 o 926
2016-03-03 12:26:09 C 13 14 30.02 +45 03 55.4 o 926
2016-03-04 01:43:20 C 13 28 04.63 +47 05 58.1 L 033
2016-03-04 04:06:21 C 13 30 41.08 +47 28 19.7 L 033
2016-03-04 04:08:45 C 13 30 43.75 +47 28 42.4 L 033
2016-03-04 04:11:09 C 13 30 46.46 +47 29 05.0 L 033
2016-03-04 07:09:27 C 13 34 22.92 +47 57 39.1 q I52
2016-03-04 07:10:48 C 13 34 24.45 +47 57 52.4 q I52
2016-03-04 07:12:09 C 13 34 26.09 +47 58 06.6 q I52
2016-03-04 08:08:30 C 13 35 29.13 +48 07 06.9 q H36
2016-03-04 08:20:36 C 13 35 43.28 +48 09 03.6 q H36
2016-03-04 08:33:15 C 13 35 58.09 +48 11 05.5 q H36
2016-03-04 09:52:48 C 13 37 34.00 +48 23 56.9 q G96
2016-03-04 09:53:11 C 13 37 34.40 +48 24 00.3 q G96
2016-03-04 09:53:34 C 13 37 34.76 +48 24 03.5 q G96
2016-03-04 09:53:57 C 13 37 35.32 +48 24 07.2 q G96
2016-03-07 04:08:11 C 15 45 14.26 +57 40 28.3 q J95
2016-03-07 04:12:21 C 15 45 25.45 +57 40 47.8 q J95
2016-03-07 04:16:23 C 15 45 36.35 +57 41 07.5 q J95