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31215 (1998 BN10)
Classification: Main-belt Asteroid          SPK-ID: 2031215
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1370416774347789 4.0847e-08  
a 2.92539395142923 1.9566e-08 au
q 2.524493057167812 1.2795e-07 au
i 10.64876984973141 5.0482e-06 deg
node 103.9713885434085 2.3141e-05 deg
peri 238.6010940442933 3.0794e-05 deg
M 284.108324244539 2.1343e-05 deg
tp 2459385.771254725615
(2021-Jun-20.27125473)
0.00010977 TDB
period 1827.573977258512
5.00
1.8335e-05
5.02e-08
d
yr
n .1969824502207156 1.9763e-09 deg/d
Q 3.326294845690648 2.2248e-08 au
  Orbit Determination Parameters
   # obs. used (total)      822  
   data-arc span      8290 days (22.70 yr)  
   first obs. used      1997-12-29  
   last obs. used      2020-09-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55496  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 01:02:15  

Additional Information
 Earth MOID = 1.53481 au 
 Jupiter MOID = 2.08217 au 
 T_jup = 3.239 
[ 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 14.66   n/a E2021B10  

31215 (1998 BN10)          Discovered 1998-Jan-26 by Klet at Klet
Reference: 20011130/Numbers.arcLast Updated: 2004-04-19

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