2019 ER

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1869750200 ± 2.24e-04
Semi-major axis (a)0.9080642670 AU ± 5.02e-05
Inclination (i)10.89856407° ± 1.50e-02
Long. of Asc. Node (Ω)158.09013924° ± 1.57e-03
Arg. of Perihelion (ω)226.24935021° ± 3.82e-03
Mean Anomaly (M)35.79457120° ± 2.55e-01
Mean Motion (n)1.1390358593°/day ± 9.45e-05
Perihelion dist (q)0.73827893 AU ± 2.07e-04
Aphelion dist (Q)1.07784960 AU ± 2.12e-04
Orbital Period0.86531629 yr ± 7.18e-05
Physical Parameters
H (abs. magnitude)27.10
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.338″
Uncertainty3
Orbit TypeAten
MOID0.012763 AU
Observations Used14
Oppositions1
Arc Total2019-2019
First Observation Used2019-03-04
Last Observation Used2019-03-05
Observations (14)
Date Type RA Dec Mag Band Observatory
2019-03-04 05:31:34 C 09 20 20.48 +40 18 57.5 V G96
2019-03-04 05:39:05 C 09 20 20.53 +40 19 49.0 V G96
2019-03-04 05:46:38 C 09 20 20.67 +40 20 39.3 V G96
2019-03-04 05:54:09 C 09 20 20.76 +40 21 30.7 V G96
2019-03-04 09:03:57 C 09 20 24.49 +40 41 42.8 V I52
2019-03-04 09:08:02 C 09 20 24.62 +40 42 08.2 V I52
2019-03-04 09:12:09 C 09 20 24.79 +40 42 32.8 V I52
2019-03-05 05:17:12 C 09 22 29.19 +42 42 12.9 V G96
2019-03-05 05:19:27 C 09 22 29.14 +42 42 25.2 V G96
2019-03-05 05:21:42 C 09 22 29.21 +42 42 37.5 V G96
2019-03-05 05:23:57 C 09 22 29.23 +42 42 49.1 V G96
2019-03-05 20:51:39 C 09 23 46.10 +43 59 35.7 V L01
2019-03-05 20:57:15 C 09 23 46.22 +44 00 02.5 V L01
2019-03-05 21:01:36 C 09 23 46.35 +44 00 22.8 V L01