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71950 (2000 WN98)
Classification: Main-belt Asteroid          SPK-ID: 2071950
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 .08015792776534646 3.4677e-08  
a 2.29934750916232 9.63e-09 au
q 2.115036577615457 8.0005e-08 au
i 7.159207482368796 3.9569e-06 deg
node 87.0546151061836 3.1562e-05 deg
peri 355.8090758219849 4.0399e-05 deg
M 216.9755536540472 2.5298e-05 deg
tp 2459506.456431201485
(2021-Oct-18.95643120)
9.0031e-05 TDB
period 1273.518757709134
3.49
8.0005e-06
2.19e-08
d
yr
n .2826813486811809 1.7759e-09 deg/d
Q 2.483658440709182 1.0402e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1285  
   data-arc span      8257 days (22.61 yr)  
   first obs. used      1996-10-01  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50223  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:37:44  

Additional Information
 Earth MOID = 1.13113 au 
 Jupiter MOID = 2.67199 au 
 T_jup = 3.578 
[ 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 15.1   n/a MPO385271  
diameter diameter 2.216 km 0.471 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.299   0.115 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

71950 (2000 WN98)          Discovered 2000-Nov-21 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2000 WN98 = 1999 NN63 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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