NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1998HK1 ∴ Orbital info ∴ Epoch 60400 MJD
Contact »
(488465) 1998HK1  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 488465.eq1)
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 2.15685 2.031e-09 au
e 0.428299 8.037e-08
i 7.935 6.609e-06 deg
Ω 213.584 2.173e-05 deg
ω 24.865 3.092e-05 deg
M 56.519 9.053e-06 deg
Other useful info
Absolute Magnitude (H)    19.7 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.2331 au
Aphelion distance 3.0806 au
Asc. node-Earth separation 0.26256 au
Desc. node-Earth separation 1.88774 au
Earth MOID 0.22962 au
Orbital period 1156.98 days
Date of orbit computation   feb 26 13:14

Covariance matrix
4.12581629E-18-4.19774429E-171.11687257E-15-3.95024972E-15-1.66163404E-143.18423438E-15
-4.19774429E-176.45980006E-15-1.97621076E-135.07150617E-138.93686429E-13-2.60326452E-13
1.11687257E-15-1.97621076E-134.36768588E-11-3.60111079E-111.12073956E-11-3.05798126E-14
-3.95024972E-155.07150617E-13-3.60111079E-114.72064959E-10-3.52855677E-10-2.08172019E-11
-1.66163404E-148.93686429E-131.12073956E-11-3.52855677E-109.56280203E-10-2.03641695E-10
3.18423438E-15-2.60326452E-13-3.05798126E-14-2.08172019E-11-2.03641695E-108.19649212E-11

Correlation matrix
1.00000000-0.257129260.08319993-0.08950942-0.264537870.17315541
-0.257129261.00000000-0.372047180.290420010.35956966-0.35776244
0.08319993-0.372047181.00000000-0.250789820.05483861-0.00051109
-0.089509420.29042001-0.250789821.00000000-0.52517452-0.10582967
-0.264537870.359569660.05483861-0.525174521.00000000-0.72737791
0.17315541-0.35776244-0.00051109-0.10582967-0.727377911.00000000