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249397 (2009 BB125)
Classification: Outer Main-belt Asteroid          SPK-ID: 2249397
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1114986644563676 9.902e-08  
a 3.402304908175034 6.3554e-08 au
q 3.022952454840173 3.6305e-07 au
i 11.65583007041678 1.0634e-05 deg
node 342.2756393286597 2.8592e-05 deg
peri 14.92416191319868 3.9266e-05 deg
M 86.05860158393233 2.4925e-05 deg
tp 2458452.538484265287
(2018-Nov-30.03848427)
0.00015918 TDB
period 2292.230434073515
6.28
6.4227e-05
1.758e-07
d
yr
n .1570522730388172 4.4005e-09 deg/d
Q 3.781657361509895 7.064e-08 au
  Orbit Determination Parameters
   # obs. used (total)      209  
   data-arc span      6550 days (17.93 yr)  
   first obs. used      2002-02-08  
   last obs. used      2020-01-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60044  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 10:22:50  

Additional Information
 Earth MOID = 2.01984 au 
 Jupiter MOID = 1.65717 au 
 T_jup = 3.103 
[ 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 15.3   n/a MPO454849  
diameter diameter 6.256 km 0.497 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.031   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249397 (2009 BB125)          Discovered 2009-Jan-31 by Spacewatch at Kitt Peak
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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