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JPL Small-Body Database Browser
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49190 (1998 SL81)
Classification: Main-belt Asteroid          SPK-ID: 2049190
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1394069826626988 3.1911e-08  
a 2.397306387990466 9.7438e-09 au
q 2.063105137922702 7.7035e-08 au
i 1.606567359461961 4.1705e-06 deg
node 147.3498423307232 0.00017102 deg
peri 330.7243583357327 0.00017208 deg
M 94.36672666731592 1.9255e-05 deg
tp 2458245.114150954085
(2018-May-06.61415095)
7.2055e-05 TDB
period 1355.762885657463
3.71
8.2657e-06
2.263e-08
d
yr
n .2655331576106849 1.6189e-09 deg/d
Q 2.731507638058231 1.1102e-08 au
  Orbit Determination Parameters
   # obs. used (total)      963  
   data-arc span      8538 days (23.38 yr)  
   first obs. used      1995-12-25  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5649  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:40:19  

Additional Information
 Earth MOID = 1.07974 au 
 Jupiter MOID = 2.34649 au 
 T_jup = 3.514 
[ 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 15.6   n/a MPO390034  

49190 (1998 SL81)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 SL81 = 2000 CN92 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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