2021 YR

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5998933333 ± 6.85e-05
Semi-major axis (a)2.0148002422 AU ± 3.03e-04
Inclination (i)4.02096168° ± 3.65e-04
Long. of Asc. Node (Ω)97.12050844° ± 3.56e-04
Arg. of Perihelion (ω)299.97765738° ± 2.69e-04
Mean Anomaly (M)144.23385304° ± 1.18e-01
Mean Motion (n)0.3446388914°/day ± 7.78e-05
Perihelion dist (q)0.80613501 AU ± 1.84e-04
Aphelion dist (Q)3.22346548 AU ± 5.04e-04
Orbital Period2.85988119 yr ± 6.45e-04
Physical Parameters
H (abs. magnitude)25.85
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.256″
Uncertainty3
Orbit TypeApollo
MOID0.001429 AU
Observations Used105
Oppositions1
Arc Total2021-2022
First Observation Used2021-12-30
Last Observation Used2022-02-06
Observations (106)
Date Type RA Dec Mag Band Observatory
2022-01-09 05:32:04 C 07 58 57.08 +29 17 44.0 o 291
2022-01-10 10:59:54 C 07 57 19.05 +29 25 07.7 V 291
2022-01-10 11:09:35 C 07 57 18.41 +29 25 09.2 V 291
2022-01-10 11:19:18 C 07 57 17.84 +29 25 10.5 V 291
2022-02-06 02:56:24 C 07 49 24.463 +29 04 04.84 V 309
2022-02-06 03:03:18 C 07 49 24.500 +29 04 03.96 V 309