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JPL Small-Body Database Browser
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295876 (2008 WE40)
Classification: Main-belt Asteroid          SPK-ID: 2295876
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .150756840274982 6.0902e-08  
a 2.228591377179034 2.7923e-08 au
q 1.892615982891452 1.2672e-07 au
i 3.465749505203283 7.4546e-06 deg
node 218.3778749802481 0.00013681 deg
peri 31.85463886220962 0.00014193 deg
M 216.610221003478 4.4537e-05 deg
tp 2459084.516080204831
(2020-Aug-23.01608020)
0.00015571 TDB
period 1215.189744298062
3.33
2.2838e-05
6.253e-08
d
yr
n .2962500314779641 5.5677e-09 deg/d
Q 2.564566771466615 3.2132e-08 au
  Orbit Determination Parameters
   # obs. used (total)      117  
   data-arc span      6291 days (17.22 yr)  
   first obs. used      2001-10-17  
   last obs. used      2019-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64264  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:36:07  

Additional Information
 Earth MOID = .879461 au 
 Jupiter MOID = 2.46322 au 
 T_jup = 3.626 
[ 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 17.6   n/a MPO258128  

295876 (2008 WE40)          Discovered 2008-Nov-17 by Spacewatch at Kitt Peak
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

Alternate Designations
 2008 WE40 = 2001 UJ69 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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