2018 EC9

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4747496000
Semi-major axis (a)1.9188209000 AU
Inclination (i)2.41068000°
Long. of Asc. Node (Ω)308.64499000°
Arg. of Perihelion (ω)186.77673000°
Mean Anomaly (M)331.44346000°
Mean Motion (n)0.3708108200°/day
Perihelion dist (q)1.00786140 AU
Aphelion dist (Q)2.82978040 AU
Orbital Period2.65797970 yr
Physical Parameters
H (abs. magnitude)24.10
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.300″
Uncertainty6
Orbit TypeAmor
MOID0.022452 AU
Observations Used35
Oppositions1
Arc Total
First Observation Used
Last Observation Used2018-04-09
Observations (35)
Date Type RA Dec Mag Band Observatory
2018-03-14 18:52:36 S 07 02 35.32 +11 47 15.6 L C51
2018-03-14 22:01:06 S 07 03 49.30 +11 43 07.6 L C51
2018-03-15 01:09:36 S 07 05 03.38 +11 38 59.4 L C51
2018-03-15 04:17:23 S 07 06 16.95 +11 34 53.5 L C51
2018-03-15 05:52:22 S 07 06 54.31 +11 32 43.6 L C51
2018-03-15 07:26:36 S 07 07 31.26 +11 30 39.1 L C51
2018-03-15 09:00:51 S 07 08 08.28 +11 28 34.0 L C51
2018-03-19 00:52:11 C 07 42 09.76 +09 27 13.1 U 807
2018-03-19 00:58:39 C 07 42 12.11 +09 27 03.8 U 807
2018-03-19 01:04:36 C 07 42 14.29 +09 26 55.6 U 807
2018-03-19 01:11:04 C 07 42 16.65 +09 26 46.3 U 807
2018-03-19 01:17:03 C 07 42 18.83 +09 26 37.3 U 807
2018-03-19 06:16:24 C 07 44 13.117 +09 18 41.65 U T14
2018-03-19 06:17:46 C 07 44 13.608 +09 18 39.71 U T14
2018-03-19 06:19:08 C 07 44 14.106 +09 18 37.78 U T14
2018-03-19 06:20:30 C 07 44 14.602 +09 18 35.78 U T14
2018-03-19 06:21:51 C 07 44 15.093 +09 18 33.89 U T14
2018-03-19 06:23:13 C 07 44 15.590 +09 18 31.94 U T14
2018-03-19 06:24:36 C 07 44 16.093 +09 18 29.96 U T14
2018-03-19 06:25:59 C 07 44 16.589 +09 18 27.98 U T14
2018-03-19 06:27:20 C 07 44 17.081 +09 18 26.01 U T14
2018-03-20 02:35:19 C 07 51 52.95 +08 49 17.8 U H01
2018-03-20 02:46:13 C 07 51 56.88 +08 49 02.4 U H01
2018-03-20 02:55:39 C 07 52 00.28 +08 48 48.8 U H01
2018-03-20 03:05:47 C 07 52 03.93 +08 48 34.0 U H01
2018-03-22 02:20:21 C 08 09 26.76 +07 40 28.0 u H21
2018-03-22 02:38:19 C 08 09 33.01 +07 40 01.7 u H21
2018-03-22 02:53:17 C 08 09 38.25 +07 39 40.4 u H21
2018-04-05 02:56:50 C 09 50 25.18 +00 41 16.0 U 807
2018-04-05 03:05:02 C 09 50 27.03 +00 41 07.9 U 807
2018-04-05 03:14:45 C 09 50 29.25 +00 40 58.2 U 807
2018-04-05 03:22:43 C 09 50 31.06 +00 40 50.5 U 807
2018-04-09 03:37:28 C 10 11 54.72 -00 47 45.1 o 291
2018-04-09 04:09:50 C 10 12 01.07 -00 48 11.4 o 291
2018-04-09 04:42:13 C 10 12 07.50 -00 48 39.1 o 291