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JPL Small-Body Database Browser
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66107 (1998 SM27)
Classification: Inner Main-belt Asteroid          SPK-ID: 2066107
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09967426907238502 4.8032e-08  
a 1.890177078303372 5.8955e-09 au
q 1.701775059606107 8.8603e-08 au
i 21.31938062254816 6.8575e-06 deg
node 229.3828554482598 1.0871e-05 deg
peri 120.8736004812271 3.5013e-05 deg
M 130.4167101383751 3.1788e-05 deg
tp 2458656.639013232333
(2019-Jun-22.13901323)
8.3533e-05 TDB
period 949.1878387747711
2.60
4.4408e-06
1.216e-08
d
yr
n .3792716102059362 1.7744e-09 deg/d
Q 2.078579097000637 6.4831e-09 au
  Orbit Determination Parameters
   # obs. used (total)      632  
   data-arc span      9524 days (26.08 yr)  
   first obs. used      1993-11-09  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49854  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 06:58:17  

Additional Information
 Earth MOID = .76041 au 
 Jupiter MOID = 3.21538 au 
 T_jup = 3.870 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.1   n/a MPO502573  

66107 (1998 SM27)          Discovered 1998-Sep-24 by CSS at Catalina
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 SM27 = 1993 VW4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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