2021 EY3

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5404404869 ± 1.00e-04
Semi-major axis (a)2.3740474381 AU ± 5.53e-04
Inclination (i)51.87046318° ± 3.12e-03
Long. of Asc. Node (Ω)358.82138081° ± 4.39e-04
Arg. of Perihelion (ω)227.78734938° ± 4.58e-03
Mean Anomaly (M)85.13053476° ± 1.54e-01
Mean Motion (n)0.2694499994°/day ± 9.41e-05
Perihelion dist (q)1.09101608 AU ± 3.48e-04
Aphelion dist (Q)3.65707879 AU ± 8.84e-04
Orbital Period3.65791904 yr ± 1.28e-03
Physical Parameters
H (abs. magnitude)21.20
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.319″
Uncertainty3
Orbit TypeAmor
MOID0.219902 AU
Observations Used62
Oppositions1
Arc Total2021-2021
First Observation Used2021-03-10
Last Observation Used2021-04-12
Observations (66)
Date Type RA Dec Mag Band Observatory
2021-03-30 07:32:52 C 09 45 51.46 -02 36 00.0 V I52
2021-04-01 04:49:20 C 09 28 55.07 -06 37 59.2 V I52
2021-04-01 04:52:10 C 09 28 54.04 -06 38 13.5 V I52
2021-04-01 04:55:00 C 09 28 52.97 -06 38 28.5 V I52
2021-04-01 04:57:51 C 09 28 51.93 -06 38 43.0 V I52
2021-04-02 05:02:20 C 09 20 18.75 -08 40 11.8 V I52
2021-04-02 05:04:09 C 09 20 18.10 -08 40 19.1 V I52
2021-04-02 05:05:58 C 09 20 17.47 -08 40 28.7 V I52
2021-04-06 23:51:44 C 08 44 19.34 -16 57 36.6 u 807
2021-04-06 23:58:47 C 08 44 17.32 -16 58 02.9 u 807
2021-04-07 00:05:31 C 08 44 15.38 -16 58 27.9 u 807
2021-04-11 05:34:04 S 08 18 50.299 -22 29 38.33 L C51
2021-04-11 10:16:16 S 08 17 47.503 -22 42 49.68 L C51
2021-04-12 00:44:35 C 08 14 38.86 -23 22 22.2 u 807
2021-04-12 00:50:27 C 08 14 37.47 -23 22 36.0 u 807
2021-04-12 00:56:15 C 08 14 36.23 -23 22 53.5 u 807