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332677 (2009 BE171)
Classification: Main-belt Asteroid          SPK-ID: 2332677
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01790251646583824 7.5512e-08  
a 2.876512793291909 4.6604e-08 au
q 2.825015975645806 1.9731e-07 au
i 1.449921371900595 7.1261e-06 deg
node 230.1872344602181 0.00027198 deg
peri 223.8198734491951 0.00033536 deg
M 164.5444472600008 0.00019562 deg
tp 2458186.023380201213
(2018-Mar-08.52338020)
0.00096813 TDB
period 1781.959756224727
4.88
4.3306e-05
1.186e-07
d
yr
n .2020247644440067 4.9097e-09 deg/d
Q 2.928009610938011 4.7438e-08 au
  Orbit Determination Parameters
   # obs. used (total)      108  
   data-arc span      4194 days (11.48 yr)  
   first obs. used      2007-10-10  
   last obs. used      2019-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .636  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:05:47  

Additional Information
 Earth MOID = 1.8419 au 
 Jupiter MOID = 2.08705 au 
 T_jup = 3.295 
[ 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 16.9   n/a MPO471450  

332677 (2009 BE171)          Discovered 2007-Oct-10 by Spacewatch at Kitt Peak
Reference: 20120703/Numbers.arcLast Updated: 2012-07-09

[ show close-approach data ]
Alternate Designations
 2009 BE171 = 2007 UM121 = 2007 UY54 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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