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186589 (2003 BJ2)
Classification: Main-belt Asteroid          SPK-ID: 2186589
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2778743663899661 3.1433e-08  
a 2.685719679210193 1.1028e-08 au
q 1.939427025048598 8.7643e-08 au
i 8.115199801593109 6.0763e-06 deg
node 175.6151628654661 2.6195e-05 deg
peri 274.6204787346232 2.8987e-05 deg
M 53.75000898697474 1.1429e-05 deg
tp 2458960.470019739990
(2020-Apr-20.97001974)
5.0391e-05 TDB
period 1607.642389688599
4.40
9.9015e-06
2.711e-08
d
yr
n .2239303978975898 1.3792e-09 deg/d
Q 3.432012333371789 1.4092e-08 au
  Orbit Determination Parameters
   # obs. used (total)      609  
   data-arc span      9469 days (25.92 yr)  
   first obs. used      1995-05-29  
   last obs. used      2021-05-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55083  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:14:18  

Additional Information
 Earth MOID = .975378 au 
 Jupiter MOID = 1.88172 au 
 T_jup = 3.304 
[ 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 16.02   n/a MPCxxxxx  

186589 (2003 BJ2)          Discovered 2003-Jan-25 by NEAT at Palomar
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

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