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295894 (2008 WZ76)
Classification: Main-belt Asteroid          SPK-ID: 2295894
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0627744443459881 9.46e-08  
a 3.044284102016577 5.0588e-08 au
q 2.853180859081161 3.1598e-07 au
i 3.600421677173038 6.6733e-06 deg
node 126.4679773130246 0.00013868 deg
peri 289.6259021375443 0.00015583 deg
M 354.1688020966532 7.2493e-05 deg
tp 2458631.925447929398
(2019-May-28.42544793)
0.00039109 TDB
period 1940.109295225636
5.31
4.8359e-05
1.324e-07
d
yr
n .1855565564712847 4.6252e-09 deg/d
Q 3.235387344951993 5.3763e-08 au
  Orbit Determination Parameters
   # obs. used (total)      170  
   data-arc span      7304 days (20.00 yr)  
   first obs. used      1999-01-22  
   last obs. used      2019-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6008  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:36:14  

Additional Information
 Earth MOID = 1.86712 au 
 Jupiter MOID = 1.99402 au 
 T_jup = 3.233 
[ 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 16.2   n/a MPO455187  
diameter diameter 4.456 km 1.335 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.029   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

295894 (2008 WZ76)          Discovered 2008-Nov-20 by Spacewatch at Kitt Peak
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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