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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06294432844837469 8.9556e-08  
a 3.044380024338142 4.7274e-08 au
q 2.85275356816453 2.9623e-07 au
i 3.600807881144456 6.6121e-06 deg
node 126.4632465388031 0.00013454 deg
peri 289.4302192779304 0.00015031 deg
M 68.55948869254185 6.8545e-05 deg
tp 2458631.002255579497
(2019-May-27.50225558)
0.00036538 TDB
period 1940.200992278571
5.31
4.5192e-05
1.237e-07
d
yr
n .1855477867667804 4.3219e-09 deg/d
Q 3.236006480511752 5.025e-08 au
  Orbit Determination Parameters
   # obs. used (total)      177  
   data-arc span      7672 days (21.00 yr)  
   first obs. used      1999-01-22  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58061  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 16:43:06  

Additional Information
 Earth MOID = 1.86708 au 
 Jupiter MOID = 1.99319 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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