2011 JY1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4126702653 ± 2.48e-08
Semi-major axis (a)1.2643405997 AU ± 4.80e-09
Inclination (i)2.56471245° ± 9.35e-06
Long. of Asc. Node (Ω)216.20956643° ± 3.12e-05
Arg. of Perihelion (ω)278.09587353° ± 2.95e-05
Mean Anomaly (M)124.66303158° ± 1.86e-05
Mean Motion (n)0.6932919383°/day ± 3.95e-09
Perihelion dist (q)0.74258483 AU ± 3.14e-08
Aphelion dist (Q)1.78609637 AU ± 3.20e-08
Orbital Period1.42166125 yr ± 8.09e-09
Physical Parameters
H (abs. magnitude)24.60
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.318″
Uncertainty0
Orbit TypeApollo
MOID0.001833 AU
Observations Used101
Radar Obs Used2
Oppositions1
Arc Total2011-2013
First Observation Used2011-05-03
Last Observation Used2013-11-10
Observations (106)
Date Type RA Dec Mag Band Observatory
2013-11-09 23:47:40 C 04 46 43.87 +05 57 18.8 u 089
2013-11-09 23:51:10 C 04 46 46.59 +05 56 46.6 u 089
2013-11-09 23:59:13 C 04 46 52.80 +05 55 33.9 u 089
2013-11-10 00:02:42 C 04 46 55.49 +05 55 02.2 u 089
2013-11-10 00:06:12 C 04 46 58.23 +05 54 30.6 u 089
2013-11-10 00:09:42 C 04 47 00.90 +05 53 58.4 u 089
Radar Observations (2)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2013-11-10 06:20:00 159937.5875 0.2 Hz 2380 -1 -1
2013-11-11 06:11:00 26284035.64 4 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)