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JPL Small-Body Database Browser
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85706 (1998 SB27)
Classification: Main-belt Asteroid          SPK-ID: 2085706
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1945690108745788 4.1856e-08  
a 2.20848407390187 8.6698e-09 au
q 1.778781512110523 9.1979e-08 au
i 1.341227008097472 4.4379e-06 deg
node 40.07765003878701 0.00019263 deg
peri 307.9768951431215 0.00019292 deg
M 231.1500739289015 1.4501e-05 deg
tp 2459429.563437115988
(2021-Aug-03.06343712)
5.0037e-05 TDB
period 1198.780954492161
3.28
7.0591e-06
1.933e-08
d
yr
n .3003050712901146 1.7684e-09 deg/d
Q 2.638186635693217 1.0357e-08 au
  Orbit Determination Parameters
   # obs. used (total)      603  
   data-arc span      9398 days (25.73 yr)  
   first obs. used      1994-05-04  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58235  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 20:37:31  

Additional Information
 Earth MOID = .772577 au 
 Jupiter MOID = 2.77884 au 
 T_jup = 3.634 
[ 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 16.4   n/a MPO257392  

85706 (1998 SB27)          Discovered 1998-Sep-20 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

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