2011 PU1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2458969885 ± 1.59e-08
Semi-major axis (a)1.3040972003 AU ± 2.69e-08
Inclination (i)4.36486918° ± 2.06e-06
Long. of Asc. Node (Ω)301.77219132° ± 4.78e-06
Arg. of Perihelion (ω)326.83042906° ± 1.08e-05
Mean Anomaly (M)235.92165767° ± 5.22e-05
Mean Motion (n)0.6618313456°/day ± 2.05e-08
Perihelion dist (q)0.98342363 AU ± 2.90e-08
Aphelion dist (Q)1.62477077 AU ± 3.94e-08
Orbital Period1.48924086 yr ± 4.61e-08
NGA Modelr2
A2-3.66286983e-13 ± 6.47e-14 AU/d²
Physical Parameters
H (abs. magnitude)25.60
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.223″
Uncertainty0
Orbit TypeApollo
MOID0.000709 AU
Observations Used107
Oppositions2
Arc Total2011-2017
First Observation Used2011-08-06
Last Observation Used2017-04-26
Observations (110)
Date Type RA Dec Mag Band Observatory
2014-07-30 13:52:31 C 00 30 26.635 +16 59 29.35 t 568
2014-07-30 13:53:48 C 00 30 26.141 +16 59 30.98 t 568
2014-07-30 13:55:06 C 00 30 25.649 +16 59 32.58 t 568
2014-07-30 13:56:24 C 00 30 25.152 +16 59 34.17 t 568
2014-07-30 13:57:41 C 00 30 24.665 +16 59 35.72 t 568
2014-07-30 14:00:16 C 00 30 23.684 +16 59 38.90 t 568
2014-07-30 14:02:52 C 00 30 22.689 +16 59 42.06 t 568
2017-03-31 10:27:22 C 11 49 33.813 -27 58 21.23 U T12
2017-03-31 10:43:04 C 11 49 31.990 -27 58 37.08 U T12
2017-04-26 06:21:05 C 10 24 30.517 -38 07 13.47 U T12