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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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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03503788151331993 5.5591e-08  
a 2.754239667163218 2.4133e-08 au
q 2.657736944045868 1.5301e-07 au
i 5.112348569143561 5.9319e-06 deg
node 323.9782444962392 5.7382e-05 deg
peri 16.59694997556973 9.6673e-05 deg
M 104.4377109473812 7.6304e-05 deg
tp 2458716.153836828468
(2019-Aug-20.65383683)
0.000354 TDB
period 1669.556113017469
4.57
2.1943e-05
6.008e-08
d
yr
n .2156261758398493 2.834e-09 deg/d
Q 2.850742390280569 2.4978e-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 = 1.64667 au 
 Jupiter MOID = 2.30378 au 
 T_jup = 3.338 
[ 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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