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JPL Small-Body Database Browser
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305668 (2009 BN85)
Classification: Main-belt Asteroid          SPK-ID: 2305668
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .136409278865629 5.702e-08  
a 2.335570446112888 2.1005e-08 au
q 2.016976965818754 1.3544e-07 au
i 1.485798065352295 6.6742e-06 deg
node 269.9855098019117 0.00024479 deg
peri 259.4965918776695 0.00024622 deg
M 283.1827334685822 2.8409e-05 deg
tp 2458878.691740683106
(2020-Jan-30.19174068)
0.00010483 TDB
period 1303.73067368855
3.57
1.7588e-05
4.815e-08
d
yr
n .2761306512651713 3.7251e-09 deg/d
Q 2.654163926407023 2.387e-08 au
  Orbit Determination Parameters
   # obs. used (total)      148  
   data-arc span      6118 days (16.75 yr)  
   first obs. used      2002-02-11  
   last obs. used      2018-11-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57259  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:46:24  

Additional Information
 Earth MOID = 1.02422 au 
 Jupiter MOID = 2.32053 au 
 T_jup = 3.555 
[ 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 17.7   n/a MPO413264  

305668 (2009 BN85)          Discovered 2009-Jan-25 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

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