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117475 (2005 BK22)
Classification: Main-belt Asteroid          SPK-ID: 2117475
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1022385351187513 4.3037e-08  
a 3.197415234070167 3.0181e-08 au
q 2.870516184372454 1.3287e-07 au
i 1.702479782029503 6.3596e-06 deg
node 16.43979339458387 0.00016321 deg
peri 254.6406403697123 0.00016646 deg
M 115.9369989141577 3.3878e-05 deg
tp 2458327.962445908723
(2018-Jul-28.46244591)
0.00019444 TDB
period 2088.319705878587
5.72
2.9568e-05
8.095e-08
d
yr
n .1723873978618339 2.4408e-09 deg/d
Q 3.524314283767881 3.3267e-08 au
  Orbit Determination Parameters
   # obs. used (total)      341  
   data-arc span      7197 days (19.70 yr)  
   first obs. used      2000-02-12  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49748  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 13:51:28  

Additional Information
 Earth MOID = 1.85496 au 
 Jupiter MOID = 1.567 au 
 T_jup = 3.186 
[ 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 15.6   n/a MPO493670  

117475 (2005 BK22)          Discovered 2005-Jan-16 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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