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71939 (2000 WZ74)
Classification: Main-belt Asteroid          SPK-ID: 2071939
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1003811193715274 3.6469e-08  
a 2.199671678465304 7.6361e-09 au
q 1.97886617313111 8.1537e-08 au
i 2.77036449622594 4.9595e-06 deg
node 6.418214531128249 7.1523e-05 deg
peri 63.57636930889264 7.5588e-05 deg
M 343.2979225093081 2.6681e-05 deg
tp 2459055.784478232089
(2020-Jul-25.28447823)
8.8445e-05 TDB
period 1191.612969981955
3.26
6.205e-06
1.699e-08
d
yr
n .3021115152896091 1.5732e-09 deg/d
Q 2.420477183799497 8.4027e-09 au
  Orbit Determination Parameters
   # obs. used (total)      853  
   data-arc span      10068 days (27.56 yr)  
   first obs. used      1992-04-09  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53948  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 06:19:33  

Additional Information
 Earth MOID = .994872 au 
 Jupiter MOID = 2.78659 au 
 T_jup = 3.658 
[ 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 16.1   n/a MPO436286  

71939 (2000 WZ74)          Discovered 2000-Nov-20 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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