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JPL Small-Body Database Browser
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305715 (2009 BU188)
Classification: Main-belt Asteroid          SPK-ID: 2305715
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04940438995188774 7.7575e-08  
a 3.044096369892264 5.3705e-08 au
q 2.89370464578298 2.4856e-07 au
i 9.420333179973905 7.8305e-06 deg
node 183.9996892157614 4.7205e-05 deg
peri 66.78057647454773 8.5977e-05 deg
M 340.8262720915707 7.6305e-05 deg
tp 2459103.821352360281
(2020-Sep-11.32135236)		 0.00041215 TDB
period 1939.929836667226
5.31		 5.1338e-05
1.406e-07		 d
yr
n .1855737218921666 4.911e-09 deg/d
Q 3.194488094001547 5.6359e-08 au
   Orbit Determination Parameters
   # obs. used (total)      166  
   data-arc span      5757 days (15.76 yr)  
   first obs. used      2004-04-22  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59861  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 17:57:08  

Additional Information
 Earth MOID = 1.89715 au 
 Jupiter MOID = 1.81995 au 
 T_jup = 3.217 
[ 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 16.1   n/a MPO433970  

305715 (2009 BU188)          Discovered 2009-Jan-30 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

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