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67931 (2000 WD123)
Classification: Main-belt Asteroid          SPK-ID: 2067931
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .198030698734028 4.3123e-08  
a 2.246280226177352 6.7868e-09 au
q 1.80144778343502 9.5961e-08 au
i 4.918367052933813 3.6865e-06 deg
node 291.5557651037869 4.7225e-05 deg
peri 57.52975933399838 4.8238e-05 deg
M 61.55368382186166 1.1801e-05 deg
tp 2458990.245220663920
(2020-May-20.74522066)
3.9854e-05 TDB
period 1229.686281328718
3.37
5.573e-06
1.526e-08
d
yr
n .2927575963610878 1.3268e-09 deg/d
Q 2.691112668919684 8.1308e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1006  
   data-arc span      12577 days (34.43 yr)  
   first obs. used      1986-09-06  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49373  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:33:27  

Additional Information
 Earth MOID = .798765 au 
 Jupiter MOID = 2.74364 au 
 T_jup = 3.600 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.64   n/a E2021B10  

67931 (2000 WD123)          Discovered 2000-Nov-29 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 WD123 = 1986 RC18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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