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AstDyS ∴ Objects ∴ Roadrunner ∴ Orbital info ∴ Epoch epochXXX
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(16421) Roadrunner  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 16421.eq1)
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 1.93066 4.333e-09 au
e 0.064008 2.725e-08
i 22.821 3.141e-06 deg
Ω 309.756 7.215e-06 deg
ω 234.341 3.113e-05 deg
M 119.697 3.24e-05 deg
Other useful info
Absolute Magnitude (H)    14.6 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8071 au
Aphelion 2.0542 au
Asc. node-Earth separation 0.98266 au
Desc. node-Earth separation 0.869 au
Earth MOID 0.85591 au
Orbital period 979.845 days
Date of orbit computation  Jun 5 00:40
Correlation matrix
1.00000000-0.171330720.017759580.001903870.07192725-0.16148231
-0.171330721.00000000-0.031862620.02054511-0.281125080.33400979
0.01775958-0.031862621.00000000-0.311726390.19710569-0.13298271
0.001903870.02054511-0.311726391.00000000-0.15090863-0.05876211
0.07192725-0.281125080.19710569-0.150908631.00000000-0.97107336
-0.161482310.33400979-0.13298271-0.05876211-0.971073361.00000000
Covariance matrix
1.87753715E-17-2.02273673E-172.41713338E-165.95245998E-179.70315641E-15-2.26704399E-14
-2.02273673E-177.42368830E-16-2.72687277E-154.03909010E-15-2.38470570E-132.94855880E-13
2.41713338E-16-2.72687277E-159.86613783E-12-7.06500431E-121.92751644E-11-1.35334801E-11
5.95245998E-174.03909010E-15-7.06500431E-125.20631635E-11-3.39003886E-11-1.37373624E-11
9.70315641E-15-2.38470570E-131.92751644E-11-3.39003886E-119.69283157E-10-9.79530818E-10
-2.26704399E-142.94855880E-13-1.35334801E-11-1.37373624E-11-9.79530818E-101.04973931E-09