AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998YW21 ∴ Orbital info ∴ Epoch epochXXX
Contact »
(129736) 1998YW21  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 129736.eq1)
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.17256 9.196e-09 au
e 0.158015 3.932e-08
i 4.444 4.219e-06 deg
Ω 297.374 6.428e-05 deg
ω 8.307 6.641e-05 deg
M 127.839 1.945e-05 deg
Other useful info
Absolute Magnitude (H)    16.5 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8293 au
Aphelion 2.5159 au
Asc. node-Earth separation 0.81583 au
Desc. node-Earth separation 1.52771 au
Earth MOID 0.81407 au
Orbital period 1169.65 days
Date of orbit computation  apr 23 20:15
Correlation matrix
1.00000000-0.340453920.018573350.009572340.00626123-0.35513446
-0.340453921.000000000.00694348-0.006077740.003346960.10514547
0.018573350.006943481.00000000-0.082903640.08006119-0.01025077
0.00957234-0.00607774-0.082903641.00000000-0.96263188-0.00995477
0.006261230.003346960.08006119-0.962631881.00000000-0.24423215
-0.355134460.10514547-0.01025077-0.00995477-0.244232151.00000000
Covariance matrix
8.45693747E-17-1.23102370E-167.20639230E-165.65839343E-153.82401408E-15-6.35363753E-14
-1.23102370E-161.54597700E-151.15185993E-15-1.53607483E-148.73987214E-158.04294536E-14
7.20639230E-161.15185993E-151.78009119E-11-2.24834602E-112.24334762E-11-8.41396325E-13
5.65839343E-15-1.53607483E-14-2.24834602E-114.13177640E-09-4.10943450E-09-1.24486599E-11
3.82401408E-158.73987214E-152.24334762E-11-4.10943450E-094.41069301E-09-3.15558075E-10
-6.35363753E-148.04294536E-14-8.41396325E-13-1.24486599E-11-3.15558075E-103.78482771E-10