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JPL Small-Body Database Browser
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359117 (2009 BK45)
Classification: Main-belt Asteroid          SPK-ID: 2359117
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09734902800822728 7.5323e-08  
a 2.457565123511152 2.4871e-08 au
q 2.218323547470423 1.8783e-07 au
i 5.278510083524746 9.4558e-06 deg
node 322.5442357847545 4.363e-05 deg
peri 328.1401882348501 6.2403e-05 deg
M 201.9116330172078 4.0234e-05 deg
tp 2459618.450078991211
(2022-Feb-07.95007899)
0.00015769 TDB
period 1407.200496043145
3.85
2.1361e-05
5.848e-08
d
yr
n .255827084351001 3.8835e-09 deg/d
Q 2.696806699551882 2.7292e-08 au
  Orbit Determination Parameters
   # obs. used (total)      151  
   data-arc span      6455 days (17.67 yr)  
   first obs. used      2001-02-01  
   last obs. used      2018-10-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54837  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:45:22  

Additional Information
 Earth MOID = 1.20425 au 
 Jupiter MOID = 2.4581 au 
 T_jup = 3.479 
[ 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 16.9   n/a MPO455591  

359117 (2009 BK45)          Discovered 2009-Jan-16 by Spacewatch at Kitt Peak
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

Alternate Designations
 2009 BK45 = 2007 WR21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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