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117471 (2005 BK13)
Classification: Main-belt Asteroid          SPK-ID: 2117471
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03707973679074556 5.6948e-08  
a 3.089899155590269 2.9357e-08 au
q 2.975326508191035 1.7582e-07 au
i 8.911245622349044 5.5621e-06 deg
node 303.0647535904093 3.6518e-05 deg
peri 217.0827758848101 8.0393e-05 deg
M 272.3570052770295 7.2373e-05 deg
tp 2459483.480496265623
(2021-Sep-25.98049627)
0.00040068 TDB
period 1983.877652802907
5.43
2.8273e-05
7.741e-08
d
yr
n .181462803157935 2.5861e-09 deg/d
Q 3.204471802989503 3.0446e-08 au
  Orbit Determination Parameters
   # obs. used (total)      577  
   data-arc span      7545 days (20.66 yr)  
   first obs. used      2000-03-01  
   last obs. used      2020-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49719  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 18:18:28  

Additional Information
 Earth MOID = 1.99085 au 
 Jupiter MOID = 1.84307 au 
 T_jup = 3.206 
[ 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 14.6   n/a MPO412803  
diameter diameter 4.487 km 1.199 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.139   0.090 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

117471 (2005 BK13)          Discovered 2005-Jan-17 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2005 BK13 = 2000 EZ197 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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