2019 ER2

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1971394204 ± 2.00e+00
Semi-major axis (a)1.2314378762 AU ± 3.00e+00
Inclination (i)3.60280043° ± 4.00e+00
Long. of Asc. Node (Ω)179.95759498° ± 5.00e+00
Arg. of Perihelion (ω)34.48625226° ± 6.00e+00
Mean Anomaly (M)295.14153946° ± 1.17e-01
Mean Motion (n)0.7212641600°/day ± 2.64e+00
Perihelion dist (q)0.98867430 AU ± 3.44e+00
Aphelion dist (Q)1.47416730 AU ± 4.35e+00
Orbital Period1.36650030 yr ± 4.99e+00
Physical Parameters
H (abs. magnitude)25.90
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.237″
Uncertainty3
Orbit TypeApollo
MOID0.011558 AU
Observations Used30
Oppositions1
Arc Total2019-2019
First Observation Used
Last Observation Used2019-04-05
Observations (33)
Date Type RA Dec Mag Band Observatory
2019-03-15 08:06:27 C 12 31 48.08 -14 12 28.2 V G96
2019-03-15 08:22:35 C 12 31 55.11 -14 12 23.3 V G96
2019-03-15 08:30:40 C 12 31 58.64 -14 12 20.9 V G96
2019-03-15 10:56:44 C 12 33 03.26 -14 11 23.5 V G96
2019-03-15 10:57:09 C 12 33 03.45 -14 11 23.0 V G96
2019-03-15 10:59:43 C 12 33 04.65 -14 11 21.9 V G96
2019-03-15 11:00:08 C 12 33 04.84 -14 11 21.7 V G96
2019-03-16 07:56:22 C 12 44 17.68 -14 03 21.3 u H21
2019-03-16 07:59:28 C 12 44 19.23 -14 03 19.6 u H21
2019-03-16 08:04:05 C 12 44 21.54 -14 03 17.1 u H21
2019-03-16 22:15:31 C 12 52 45.91 -13 55 36.1 V L01
2019-03-16 22:19:34 C 12 52 48.15 -13 55 34.2 V L01
2019-03-16 22:33:31 C 12 52 55.81 -13 55 27.0 V L01
2019-03-16 22:37:33 C 12 52 58.05 -13 55 24.8 V L01
2019-03-16 22:40:59 C 12 52 59.93 -13 55 22.7 V L01
2019-03-17 05:17:22 C 12 57 03.97 -13 50 46.1 u H21
2019-03-17 05:22:24 C 12 57 06.82 -13 50 43.1 u H21
2019-03-17 05:27:28 C 12 57 09.70 -13 50 39.9 u H21
2019-03-17 06:54:25 C 12 58 04.95 -13 49 16.2 V G96
2019-03-17 07:01:54 C 12 58 09.18 -13 49 12.0 V G96
2019-03-17 07:09:21 C 12 58 13.43 -13 49 07.2 V G96
2019-03-17 07:16:47 C 12 58 17.59 -13 49 02.4 V G96
2019-03-17 08:30:16 C 12 58 54.92 -13 48 32.1 q H36
2019-03-17 08:46:29 C 12 59 04.21 -13 48 19.3 q H36
2019-03-17 08:48:17 C 12 59 09.02 -13 48 00.9 V I52
2019-03-17 08:48:53 C 12 59 09.39 -13 48 00.0 V I52
2019-03-17 08:49:30 C 12 59 09.76 -13 48 00.3 V I52
2019-03-17 09:02:49 C 12 59 13.41 -13 48 06.4 q H36
2019-03-28 10:33:56 C 17 17 10.83 -01 13 24.0 V I52
2019-03-28 10:36:02 C 17 17 12.68 -01 13 16.0 V I52
2019-03-28 10:38:08 C 17 17 14.52 -01 13 07.8 V I52
2019-03-28 10:40:13 C 17 17 16.36 -01 12 59.6 V I52
2019-04-05 15:13:44 C 19 23 54.974 +07 06 02.44 V T12