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JPL Small-Body Database Browser
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85742 (1998 SM111)
Classification: Main-belt Asteroid          SPK-ID: 2085742
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06726833501508557 5.1667e-08  
a 2.323601513699518 9.1933e-09 au
q 2.167296708634419 1.1823e-07 au
i 6.482896630796354 5.6149e-06 deg
node 187.5262094133643 3.0894e-05 deg
peri 355.210765632388 4.0475e-05 deg
M 233.3715659470279 2.6347e-05 deg
tp 2459455.561022585089
(2021-Aug-29.06102259)
9.5027e-05 TDB
period 1293.721819714685
3.54
7.6779e-06
2.102e-08
d
yr
n .2782669307373927 1.6514e-09 deg/d
Q 2.479906318764617 9.8117e-09 au
  Orbit Determination Parameters
   # obs. used (total)      821  
   data-arc span      7789 days (21.33 yr)  
   first obs. used      1998-09-26  
   last obs. used      2020-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60147  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 20:38:10  

Additional Information
 Earth MOID = 1.16924 au 
 Jupiter MOID = 2.4773 au 
 T_jup = 3.564 
[ 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 15.7   n/a MPO250931  

85742 (1998 SM111)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1998 SM111 = 2000 CG48 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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