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Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2000BT31 ∴ Orbital info ∴ Epoch epochXXX
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(257759) 2000BT31  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 257759.eq0)
Keplerian elements at epoch
58204.8 MJD
Value 1-σ variation Units
a 3.09335 2.197e-08 au
e 0.06507 4.173e-08
i 11.163 4.573e-06 deg
Ω 126.933 2.768e-05 deg
ω 357.447 5.32e-05 deg
M 119.562 4.456e-05 deg
Other useful info
Absolute Magnitude (H)    15.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.8921 au
Aphelion 3.2946 au
Asc. node-Earth separation 1.90758 au
Desc. node-Earth separation 2.28042 au
Earth MOID 1.90756 au
Orbital period 1987.21 days
Date of orbit computation  apr 23 20:44
Correlation matrix
1.00000000-0.128358210.00176512-0.00043950-0.048711600.05257340
-0.128358211.00000000-0.00115072-0.000861560.17132102-0.18464232
0.00176512-0.001150721.000000000.14171423-0.06107711-0.01146396
-0.00043950-0.000861560.141714231.00000000-0.50136381-0.01029265
-0.048711600.17132102-0.06107711-0.501363811.00000000-0.85731761
0.05257340-0.18464232-0.01146396-0.01029265-0.857317611.00000000
Covariance matrix
4.82850421E-16-1.17694340E-161.77381693E-16-2.67322822E-16-5.69465406E-145.14816514E-14
-1.17694340E-161.74121044E-15-2.19595477E-16-9.95131906E-163.80333820E-13-3.43349966E-13
1.77381693E-16-2.19595477E-162.09149677E-111.79395454E-11-1.48605780E-11-2.33637884E-12
-2.67322822E-16-9.95131906E-161.79395454E-117.66193969E-10-7.38330825E-10-1.26962901E-11
-5.69465406E-143.80333820E-13-1.48605780E-11-7.38330825E-102.83046185E-09-2.03259347E-09
5.14816514E-14-3.43349966E-13-2.33637884E-12-1.26962901E-11-2.03259347E-091.98591320E-09