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Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2001QN74 ∴ Orbital info ∴ Epoch epochXXX
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(57221) 2001QN74  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 57221.eq1)
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.57353 1.181e-08 au
e 0.14942 5.448e-08
i 2.927 4.443e-06 deg
Ω 205.54 8.087e-05 deg
ω 137.413 8.176e-05 deg
M 196.996 1.339e-05 deg
Other useful info
Absolute Magnitude (H)    15.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.189 au
Aphelion 2.9581 au
Asc. node-Earth separation 1.82343 au
Desc. node-Earth separation 1.27151 au
Earth MOID 1.18212 au
Orbital period 1507.97 days
Date of orbit computation  apr 23 19:58
Correlation matrix
1.00000000-0.531437340.00907487-0.00075496-0.00187130-0.49088066
-0.531437341.00000000-0.01536801-0.003877690.019656990.22573032
0.00907487-0.015368011.00000000-0.335642940.33116143-0.00448143
-0.00075496-0.00387769-0.335642941.00000000-0.98752591-0.00435358
-0.001871300.019656990.33116143-0.987525911.00000000-0.12738548
-0.490880660.22573032-0.00448143-0.00435358-0.127385481.00000000
Covariance matrix
1.39415382E-16-3.41842692E-164.76050578E-16-7.20886149E-16-1.80641338E-15-7.75857191E-14
-3.41842692E-162.96782153E-15-3.71958006E-15-1.70836533E-148.75496866E-141.64611173E-13
4.76050578E-16-3.71958006E-151.97385385E-11-1.20593431E-101.20286260E-10-2.66516726E-13
-7.20886149E-16-1.70836533E-14-1.20593431E-106.53999284E-09-6.52913885E-09-4.71287635E-12
-1.80641338E-158.75496866E-141.20286260E-10-6.52913885E-096.68401694E-09-1.39408485E-10
-7.75857191E-141.64611173E-13-2.66516726E-13-4.71287635E-12-1.39408485E-101.79184751E-10