2021 PO

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.8361556762 ± 6.88e-08
Semi-major axis (a)1.8133185914 AU ± 3.32e-08
Inclination (i)8.97431567° ± 1.32e-05
Long. of Asc. Node (Ω)309.40527950° ± 1.63e-05
Arg. of Perihelion (ω)145.31985900° ± 2.19e-05
Mean Anomaly (M)241.01735515° ± 1.16e-05
Mean Motion (n)0.4036464198°/day ± 1.11e-08
Perihelion dist (q)0.29710196 AU ± 1.25e-07
Aphelion dist (Q)3.32953522 AU ± 1.39e-07
Orbital Period2.44180608 yr ± 6.71e-08
Physical Parameters
H (abs. magnitude)19.37
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.267″
Uncertainty0
Orbit TypeApollo
MOID0.058554 AU
Observations Used152
Oppositions5
Arc Total2016-2024
First Observation Used2016-08-07
Last Observation Used2024-05-31
Observations (155)
Date Type RA Dec Mag Band Observatory
2024-05-10 06:58:23 C 07 14 47.690 -04 15 38.23 V 474
2024-05-31 04:18:43 C 11 02 58.016 -17 08 45.60 V I52
2024-05-31 04:21:13 C 11 02 58.628 -17 08 46.46 V I52
2024-05-31 04:23:43 C 11 02 59.284 -17 08 47.69 V I52
2024-05-31 04:26:13 C 11 02 59.917 -17 08 48.91 V I52