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295878 (2008 WB44)
Classification: Main-belt Asteroid          SPK-ID: 2295878
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08941203665561848 7.3131e-08  
a 2.757212216222655 3.4851e-08 au
q 2.510684256478436 2.007e-07 au
i 3.423142718882369 8.2917e-06 deg
node 258.4505635581074 0.00014375 deg
peri 241.9894075652768 0.00015245 deg
M 205.7173170255613 5.078e-05 deg
tp 2460113.168637962802
(2023-Jun-17.66863796)
0.00023896 TDB
period 1672.259677447752
4.58
3.1706e-05
8.681e-08
d
yr
n .2152775701375769 4.0817e-09 deg/d
Q 3.003740175966874 3.7967e-08 au
  Orbit Determination Parameters
   # obs. used (total)      123  
   data-arc span      7041 days (19.28 yr)  
   first obs. used      1999-12-31  
   last obs. used      2019-04-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .6088  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 05:16:16  

Additional Information
 Earth MOID = 1.5267 au 
 Jupiter MOID = 2.02527 au 
 T_jup = 3.335 
[ 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 17.1   n/a MPO427597  

295878 (2008 WB44)          Discovered 2008-Nov-17 by Spacewatch at Kitt Peak
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

[ show close-approach data ]
Alternate Designations
 2008 WB44 = 2006 KM129 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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