AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1987WP ∴ Orbital info ∴ Epoch epochXXX
Contact »
(27708) 1987WP  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 27708.eq1)
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.40115 8.113e-09 au
e 0.281107 3.713e-08
i 21.075 3.71e-06 deg
Ω 233.989 1.036e-05 deg
ω 293.354 1.157e-05 deg
M 200.277 6.98e-06 deg
Other useful info
Absolute Magnitude (H)    13.2 mag
Slope parameter (G)    0.15 mag
Perihelion 1.7262 au
Aphelion 3.0761 au
Asc. node-Earth separation 0.97885 au
Desc. node-Earth separation 1.50051 au
Earth MOID 0.82651 au
Orbital period 1359.02 days
Date of orbit computation  apr 23 19:52
Correlation matrix
1.000000000.024230070.013402700.00360081-0.05579610-0.36506689
0.024230071.000000000.01377077-0.000439080.07305788-0.06362385
0.013402700.013770771.00000000-0.300528500.25214227-0.01159280
0.00360081-0.00043908-0.300528501.00000000-0.83176145-0.00361392
-0.055796100.073057880.25214227-0.831761451.00000000-0.44243233
-0.36506689-0.06362385-0.01159280-0.00361392-0.442432331.00000000
Covariance matrix
6.58126961E-177.29925022E-184.03419771E-163.02636650E-16-5.23743689E-15-2.06709585E-14
7.29925022E-181.37891537E-151.89730415E-15-1.68920489E-163.13903386E-14-1.64900546E-14
4.03419771E-161.89730415E-151.37663884E-11-1.15521198E-111.08246985E-11-3.00214462E-13
3.02636650E-16-1.68920489E-16-1.15521198E-111.07332696E-10-9.97068376E-11-2.61323091E-13
-5.23743689E-153.13903386E-141.08246985E-11-9.97068376E-111.33881407E-10-3.57306009E-11
-2.06709585E-14-1.64900546E-14-3.00214462E-13-2.61323091E-13-3.57306009E-114.87154438E-11