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385245 (2000 WK2)
Classification: Mars-crossing Asteroid          SPK-ID: 2385245
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3676422747925499 1.0696e-07  
a 2.624409657888597 1.6106e-08 au
q 1.659565721274896 2.7843e-07 au
i 28.26164476064141 1.1134e-05 deg
node 305.0732129891163 1.6708e-05 deg
peri 108.5407341918296 3.7746e-05 deg
M 266.6869948846921 1.4133e-05 deg
tp 2459603.018219555758
(2022-Jan-23.51821956)
6.0619e-05 TDB
period 1552.908502528776
4.25
1.4295e-05
3.914e-08
d
yr
n .2318230593842273 2.134e-09 deg/d
Q 3.589253594502298 2.2027e-08 au
  Orbit Determination Parameters
   # obs. used (total)      151  
   data-arc span      7682 days (21.03 yr)  
   first obs. used      1997-01-02  
   last obs. used      2018-01-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50484  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:04:39  

Additional Information
 Earth MOID = .845493 au 
 Jupiter MOID = 2.29111 au 
 T_jup = 3.146 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.6   n/a MPO434394  

385245 (2000 WK2)          Discovered 2000-Nov-16 by LINEAR at Socorro
Reference: Last Updated: 2014-02-19

Alternate Designations
 2000 WK2 = 2008 OT14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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