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146875 (2002 BL17)
Classification: Main-belt Asteroid          SPK-ID: 2146875
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2222020844173487 4.7291e-08  
a 2.773939685584388 1.6557e-08 au
q 2.157564505399532 1.3782e-07 au
i 10.11525369898608 6.0211e-06 deg
node 339.0173480163321 2.2892e-05 deg
peri 135.7102954813929 2.689e-05 deg
M 337.7900469596173 1.2015e-05 deg
tp 2459104.609194712991
(2020-Sep-12.10919471)
5.657e-05 TDB
period 1687.500645702889
4.62
1.5109e-05
4.137e-08
d
yr
n .2133332517037648 1.91e-09 deg/d
Q 3.390314865769244 2.0236e-08 au
  Orbit Determination Parameters
   # obs. used (total)      515  
   data-arc span      10279 days (28.14 yr)  
   first obs. used      1991-09-13  
   last obs. used      2019-11-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53034  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 19:27:08  

Additional Information
 Earth MOID = 1.18625 au 
 Jupiter MOID = 1.74634 au 
 T_jup = 3.277 
[ 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 15.5   n/a MPO502888  

146875 (2002 BL17)          Discovered 2002-Jan-21 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

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