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AstDyS ∴ Objects ∴ 1999SG21 ∴ Orbital info ∴ Epoch epochXXX
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(246958) 1999SG21  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 246958.eq1)
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.08292 2.444e-08 au
e 0.089125 6.451e-08
i 7.184 6.529e-06 deg
Ω 214.716 4.4e-05 deg
ω 284.735 5.607e-05 deg
M 78.967 3.461e-05 deg
Other useful info
Absolute Magnitude (H)    15.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.8082 au
Aphelion 3.3577 au
Asc. node-Earth separation 1.98471 au
Desc. node-Earth separation 2.13647 au
Earth MOID 1.83249 au
Orbital period 1977.16 days
Date of orbit computation  apr 23 20:41
Correlation matrix
1.00000000-0.252910930.04083336-0.01172288-0.07521726-0.02863628
-0.252910931.00000000-0.017615080.006145590.20930708-0.24424206
0.04083336-0.017615081.00000000-0.300446060.23356793-0.00502173
-0.011722880.00614559-0.300446061.00000000-0.77712963-0.00243255
-0.075217260.209307080.23356793-0.777129631.00000000-0.61328701
-0.02863628-0.24424206-0.00502173-0.00243255-0.613287011.00000000
Covariance matrix
5.97481688E-16-3.98796703E-166.51707866E-15-1.26085457E-14-1.03089166E-13-2.42272958E-14
-3.98796703E-164.16143705E-15-7.41962355E-151.74443054E-147.57074761E-13-5.45340953E-13
6.51707866E-15-7.41962355E-154.26335062E-11-8.63198185E-118.55109907E-11-1.13489320E-12
-1.26085457E-141.74443054E-14-8.63198185E-111.93614094E-09-1.91732239E-09-3.70472732E-12
-1.03089166E-137.57074761E-138.55109907E-11-1.91732239E-093.14388310E-09-1.19020824E-09
-2.42272958E-14-5.45340953E-13-1.13489320E-12-3.70472732E-12-1.19020824E-091.19798668E-09