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181671 (2008 BO22)
Classification: Main-belt Asteroid          SPK-ID: 2181671
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03504690647931331 5.5567e-08  
a 2.754573871024731 2.421e-08 au
q 2.658034578176567 1.53e-07 au
i 5.112371089754303 5.9321e-06 deg
node 323.9778512154784 5.7377e-05 deg
peri 16.85391901413457 9.668e-05 deg
M 146.4280055592664 7.6306e-05 deg
tp 2458717.293695333572
(2019-Aug-21.79369533)
0.00035411 TDB
period 1669.860002162956
4.57
2.2015e-05
6.027e-08
d
yr
n .2155869351524648 2.8422e-09 deg/d
Q 2.851113163872895 2.5059e-08 au
  Orbit Determination Parameters
   # obs. used (total)      248  
   data-arc span      7045 days (19.29 yr)  
   first obs. used      2001-09-28  
   last obs. used      2021-01-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58669  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:31:33  

Additional Information
 Earth MOID = 1.64817 au 
 Jupiter MOID = 2.30271 au 
 T_jup = 3.337 
[ 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 16.35   n/a MPCxxxxx  

181671 (2008 BO22)          Discovered 2008-Jan-31 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

[ show close-approach data ]
Alternate Designations
 2008 BO22 = 2006 WL64 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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