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295893 (2008 WM75)
Classification: Main-belt Asteroid          SPK-ID: 2295893
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04107186528856109 9.6384e-08  
a 3.043543633323484 5.5917e-08 au
q 2.918539619215764 3.0938e-07 au
i 14.30736185955865 7.7165e-06 deg
node 250.3495600073118 3.9967e-05 deg
peri 79.33639096218228 0.00012923 deg
M 145.0100166692912 0.0001263 deg
tp 2458219.298214787536
(2018-Apr-10.79821479)
0.00068265 TDB
period 1939.401491952548
5.31
5.3447e-05
1.463e-07
d
yr
n .1856242771255991 5.1155e-09 deg/d
Q 3.168547647431204 5.8214e-08 au
  Orbit Determination Parameters
   # obs. used (total)      174  
   data-arc span      6325 days (17.32 yr)  
   first obs. used      2002-09-11  
   last obs. used      2020-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5964  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-30 05:36:06  

Additional Information
 Earth MOID = 1.94551 au 
 Jupiter MOID = 1.99871 au 
 T_jup = 3.191 
[ 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 15.4   n/a MPO455187  
diameter diameter 5.018 km 0.423 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.053   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

295893 (2008 WM75)          Discovered 2008-Nov-20 by Mt. Lemmon Survey at Mount Lemmon
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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