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201907 (2004 BM91)
Classification: Main-belt Asteroid          SPK-ID: 2201907
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1403126463762272 3.8951e-08  
a 3.174075173042067 2.9491e-08 au
q 2.728712285715453 1.3545e-07 au
i 4.949477532474735 5.9875e-06 deg
node 171.1464251553635 5.6284e-05 deg
peri 303.1292963756807 6.1412e-05 deg
M 339.5443905465572 2.4308e-05 deg
tp 2459117.863799741818
(2020-Sep-25.36379974)
0.00014008 TDB
period 2065.495433084909
5.66
2.8786e-05
7.881e-08
d
yr
n .1742923243661324 2.4291e-09 deg/d
Q 3.61943806036868 3.3629e-08 au
  Orbit Determination Parameters
   # obs. used (total)      465  
   data-arc span      6556 days (17.95 yr)  
   first obs. used      2002-11-07  
   last obs. used      2020-10-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49037  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 05:03:06  

Additional Information
 Earth MOID = 1.74907 au 
 Jupiter MOID = 1.5049 au 
 T_jup = 3.180 
[ 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 15.2   n/a MPO454431  

201907 (2004 BM91)          Discovered 2004-Jan-24 by LINEAR at Socorro
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

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