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Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2008HY20 ∴ Orbital info ∴ Epoch epochXXX
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(312436) 2008HY20  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 312436.eq0)
Keplerian elements at epoch
57415.7 MJD
Value 1-σ variation Units
a 2.76505 1.94e-08 au
e 0.289367 9.481e-08
i 11.343 7.889e-06 deg
Ω 54.205 4.7e-05 deg
ω 133.813 4.862e-05 deg
M 264.875 1.003e-05 deg
Other useful info
Absolute Magnitude (H)    16.6 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9649 au
Aphelion 3.5652 au
Asc. node-Earth separation 2.18002 au
Desc. node-Earth separation 1.10024 au
Earth MOID 0.9834 au
Orbital period 1679.4 days
Date of orbit computation  apr 23 20:55
Correlation matrix
1.00000000-0.01565614-0.006367710.04583912-0.02672693-0.09078494
-0.015656141.00000000-0.08543480-0.00473493-0.005498490.14401770
-0.00636771-0.085434801.00000000-0.498685580.47638660-0.01582808
0.04583912-0.00473493-0.498685581.00000000-0.947386740.00639755
-0.02672693-0.005498490.47638660-0.947386741.00000000-0.30372510
-0.090784940.14401770-0.015828080.00639755-0.303725101.00000000
Covariance matrix
3.76424660E-16-2.87981413E-17-9.74642006E-164.18016141E-14-2.52093377E-14-1.76639299E-14
-2.87981413E-178.98838215E-15-6.38996690E-14-2.10995083E-14-2.53429596E-141.36927642E-13
-9.74642006E-16-6.38996690E-146.22366375E-11-1.84913055E-101.82707311E-10-1.25223465E-12
4.18016141E-14-2.10995083E-14-1.84913055E-102.20920193E-09-2.16480280E-093.01554398E-12
-2.52093377E-14-2.53429596E-141.82707311E-10-2.16480280E-092.36345135E-09-1.48077307E-10
-1.76639299E-141.36927642E-13-1.25223465E-123.01554398E-12-1.48077307E-101.00570122E-10