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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1980577154642564 4.3131e-08  
a 2.246598209071037 6.8025e-09 au
q 1.801642100216337 9.5996e-08 au
i 4.918043649854136 3.6863e-06 deg
node 291.5561889445906 4.7227e-05 deg
peri 57.57036902786759 4.8239e-05 deg
M 118.8796955340154 1.1923e-05 deg
tp 2458990.345076003599
(2020-May-20.84507600)
3.984e-05 TDB
period 1229.947401714762
3.37
5.5862e-06
1.529e-08
d
yr
n .2926954433157849 1.3294e-09 deg/d
Q 2.691554317925736 8.1498e-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 = .799927 au 
 Jupiter MOID = 2.7433 au 
 T_jup = 3.599 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457366.5 (2015-Dec-10.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1985054252453794 4.3092e-08  
q 1.800099602481339 9.5882e-08 au
tp 2457761.359620894227
(2017-Jan-07.85962089)
3.7507e-05 TDB
node 291.5871345679004 4.7263e-05 deg
peri 57.69506285655844 4.8272e-05 deg
i 4.916668614936508 3.6854e-06 deg
  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
 Jupiter MOID = 2.7433 au 
 T_jup = 3.599 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.85695213163894E-15 -4.125369414609239E-15 6.565644632982467E-13 5.38901207723004E-15 1.005433137017492E-13 -2.365937899494859E-15
q -4.125369414609239E-15 9.193406365552071E-15 -1.405400724765996E-12 -1.322777595274391E-14 -2.10989388908255E-13 5.351973677274901E-15
tp 6.565644632982467E-13 -1.405400724765996E-12 1.40680415553363E-9 -4.253589021950597E-12 3.769003863678254E-10 -1.925627184962415E-12
node 5.38901207723004E-15 -1.322777595274391E-14 -4.253589021950597E-12 2.233817198826648E-9 -2.226897179730801E-9 -9.484201336180774E-12
peri 1.005433137017492E-13 -2.10989388908255E-13 3.769003863678254E-10 -2.226897179730801E-9 2.330229621386285E-9 9.003041064500385E-12
i -2.365937899494859E-15 5.351973677274901E-15 -1.925627184962415E-12 -9.484201336180774E-12 9.003041064500385E-12 1.358241303375791E-11

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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