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447956 (2008 BB19)
Classification: Main-belt Asteroid          SPK-ID: 2447956
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1232223325223061 5.1968e-08  
a 2.707463708405016 6.2062e-08 au
q 2.373843715035857 1.6951e-07 au
i 7.216775619393001 5.077e-06 deg
node 108.7335633346717 6.1333e-05 deg
peri 195.5943083001455 7.8436e-05 deg
M 93.65059062526016 4.3391e-05 deg
tp 2458577.197910068891
(2019-Apr-03.69791007)
0.00020576 TDB
period 1627.205459760292
4.46
5.5949e-05
1.532e-07
d
yr
n .2212381957303859 7.607e-09 deg/d
Q 3.041083701774174 6.9709e-08 au
  Orbit Determination Parameters
   # obs. used (total)      133  
   data-arc span      6606 days (18.09 yr)  
   first obs. used      2001-08-23  
   last obs. used      2019-09-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6205  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 16:24:47  

Additional Information
 Earth MOID = 1.3594 au 
 Jupiter MOID = 2.17309 au 
 T_jup = 3.342 
[ 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 16.7   n/a MPO440858  
diameter diameter 1.995 km 0.401 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.093   0.028 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

447956 (2008 BB19)          Discovered 2008-Jan-28 by Ries, W. at Altschwendt
Reference: Last Updated: 2015-10-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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