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JPL Small-Body Database Browser
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447683 (2007 BB4)
Classification: Main-belt Asteroid          SPK-ID: 2447683
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1213665258530898 9.7769e-08  
a 2.991252543265144 8.606e-08 au
q 2.628214614139834 2.7718e-07 au
i 4.972832375174939 9.2188e-06 deg
node 280.7399665877317 0.00017003 deg
peri 201.8478819794824 0.0001927 deg
M 129.2629090843162 0.00010058 deg
tp 2457922.000592133173
(2017-Jun-17.50059213)
0.0005048 TDB
period 1889.635538627178
5.17
8.1549e-05
2.233e-07
d
yr
n .1905129283615931 8.2218e-09 deg/d
Q 3.354290472390454 9.6505e-08 au
  Orbit Determination Parameters
   # obs. used (total)      72  
   data-arc span      5946 days (16.28 yr)  
   first obs. used      2002-01-12  
   last obs. used      2018-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51218  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-07 07:05:05  

Additional Information
 Earth MOID = 1.64516 au 
 Jupiter MOID = 1.73789 au 
 T_jup = 3.239 
[ 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 16.6   n/a MPO450460  

447683 (2007 BB4)          Discovered 2006-Dec-13 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-10-28

[ show close-approach data ]
Alternate Designations
 2007 BB4 = 2013 GU121 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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