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295871 (2008 WJ27)
Classification: Main-belt Asteroid          SPK-ID: 2295871
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1099639550785182 5.2101e-08  
a 2.544827121311711 2.7256e-08 au
q 2.264987866061195 1.3234e-07 au
i 7.00104941706293 8.6568e-06 deg
node 240.29926175 4.8723e-05 deg
peri 252.5673090986962 6.4827e-05 deg
M 235.4480929240926 4.5779e-05 deg
tp 2459513.519336435554
(2021-Oct-26.01933644)
0.00019247 TDB
period 1482.811186538019
4.06
2.3822e-05
6.522e-08
d
yr
n .2427820907127811 3.9005e-09 deg/d
Q 2.824666376562226 3.0253e-08 au
  Orbit Determination Parameters
   # obs. used (total)      221  
   data-arc span      6228 days (17.05 yr)  
   first obs. used      2002-05-11  
   last obs. used      2019-05-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62865  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 05:43:42  

Additional Information
 Earth MOID = 1.29127 au 
 Jupiter MOID = 2.26425 au 
 T_jup = 3.425 
[ 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 16.7   n/a MPO433906  

295871 (2008 WJ27)          Discovered 2008-Nov-19 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

[ show close-approach data ]
Alternate Designations
 2008 WJ27 = 2002 JX141 = 2004 YG8 = 2006 KO106 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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