2013 ER89

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5357471563 ± 6.08e-08
Semi-major axis (a)1.6951109076 AU ± 4.45e-09
Inclination (i)26.98293793° ± 2.14e-05
Long. of Asc. Node (Ω)0.86391868° ± 6.56e-06
Arg. of Perihelion (ω)283.72752403° ± 1.49e-05
Mean Anomaly (M)228.09764895° ± 1.21e-05
Mean Motion (n)0.4465962772°/day ± 1.76e-09
Perihelion dist (q)0.78696006 AU ± 1.03e-07
Aphelion dist (Q)2.60326176 AU ± 1.03e-07
Orbital Period2.20697380 yr ± 8.68e-09
Physical Parameters
H (abs. magnitude)20.21
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.325″
Uncertainty0
Orbit TypeApollo
MOID0.046236 AU
Observations Used118
Oppositions6
Arc Total2013-2024
First Observation Used2013-03-13
Last Observation Used2024-04-06
Observations (126)
Date Type RA Dec Mag Band Observatory
2013-03-19 08:16:08 C 12 43 53.08 -07 50 21.4 u H21
2013-03-20 06:16:01 C 12 40 45.34 -08 34 17.5 o 291
2013-03-20 06:17:29 C 12 40 45.12 -08 34 20.5 o 291
2013-03-20 06:18:59 C 12 40 44.87 -08 34 23.0 o 291
2013-03-23 06:43:42 C 12 28 57.81 -11 13 14.4 q 448
2013-03-23 07:01:42 C 12 28 54.51 -11 13 55.2 q 448
2013-03-23 07:12:36 C 12 28 52.43 -11 14 21.8 q 448
2013-03-25 06:40:28 C 12 19 49.29 -13 10 21.3 u 807
2013-03-25 06:43:23 C 12 19 48.69 -13 10 28.8 u 807
2013-03-25 06:46:25 C 12 19 48.06 -13 10 36.5 u 807
2013-03-25 06:49:11 C 12 19 47.47 -13 10 43.5 u 807
2013-03-25 06:51:47 C 12 19 46.93 -13 10 50.1 u 807
2013-03-28 14:07:13 C 12 02 03.20 -16 47 12.6 q D90
2013-03-28 14:12:00 C 12 02 02.00 -16 47 26.7 q D90
2013-03-28 14:16:46 C 12 02 00.77 -16 47 40.2 q D90
2013-03-30 05:39:26 C 11 51 49.42 -18 45 20.2 u H21
2013-03-30 05:46:27 C 11 51 47.47 -18 45 42.0 u H21
2013-03-30 05:51:50 C 11 51 45.98 -18 45 58.1 u H21
2013-03-31 00:10:51 C 11 46 41.23 -19 42 22.6 t 204
2013-03-31 00:19:16 C 11 46 38.83 -19 42 49.0 t 204
2013-03-31 08:19:41 C 11 44 21.34 -20 07 44.1 o 691
2013-03-31 08:23:44 C 11 44 20.15 -20 07 56.9 o 691
2013-03-31 08:27:50 C 11 44 18.93 -20 08 09.7 o 691
2013-04-01 14:17:28 C 11 35 25.35 -21 42 21.2 q E12
2013-04-01 14:34:34 C 11 35 19.92 -21 43 15.7 q E12
2013-04-01 14:51:39 C 11 35 14.52 -21 44 10.4 q E12
2013-04-03 04:53:20 C 11 23 01.22 -23 48 25.5 u H21
2013-04-03 04:59:27 C 11 22 59.14 -23 48 45.4 u H21
2013-04-03 05:05:35 C 11 22 57.04 -23 49 05.6 u H21
2013-04-03 05:28:43 C 11 22 49.72 -23 50 19.8 q 448
2013-04-03 05:39:24 C 11 22 46.04 -23 50 55.3 q 448
2013-04-03 05:48:48 C 11 22 42.79 -23 51 25.6 q 448
2013-04-05 07:19:23 C 11 05 16.328 -26 34 34.47 t F65
2013-04-05 07:20:18 C 11 05 15.997 -26 34 37.34 t F65
2013-04-14 23:16:04 C 09 24 31.54 -37 37 43.4 u 807
2013-04-14 23:19:37 C 09 24 29.82 -37 37 50.6 u 807
2013-04-14 23:23:10 C 09 24 28.09 -37 37 58.8 u 807
2013-04-14 23:26:44 C 09 24 26.34 -37 38 06.1 u 807
2013-04-18 09:10:49 C 08 45 33.08 -40 02 23.9 o 474
2013-04-18 09:11:50 C 08 45 32.67 -40 02 25.5 o 474
2013-04-18 09:12:50 C 08 45 32.03 -40 02 26.3 o 474
2013-04-18 09:13:52 C 08 45 31.65 -40 02 28.1 o 474
2013-05-05 23:30:32 C 06 06 53.29 -41 11 38.9 u 807
2013-05-05 23:38:15 C 06 06 51.16 -41 11 33.8 u 807
2013-05-05 23:46:40 C 06 06 48.84 -41 11 28.2 u 807
2013-10-09 09:32:23 C 03 53 00.56 +54 48 55.1 u H21
2013-10-09 09:47:34 C 03 52 58.58 +54 49 09.4 u H21
2013-10-09 10:04:33 C 03 52 56.43 +54 49 24.5 u H21
2013-10-12 08:05:30 C 03 43 56.45 +55 53 00.5 o 695
2013-10-12 08:09:11 C 03 43 55.92 +55 53 03.8 o 695