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JPL Small-Body Database Browser
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136981 (1998 SF3)
Classification: Main-belt Asteroid          SPK-ID: 2136981
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1532801062301336 7.3605e-08  
a 2.44895351507942 1.616e-08 au
q 2.073577660135387 1.8462e-07 au
i 6.990796537481268 6.1051e-06 deg
node 39.86334785517415 5.8709e-05 deg
peri 278.7200919972221 6.1361e-05 deg
M 166.9315682497268 1.8708e-05 deg
tp 2457951.409561213306
(2017-Jul-16.90956121)
7.3534e-05 TDB
period 1399.810475713256
3.83
1.3855e-05
3.793e-08
d
yr
n .2571776724392397 2.5456e-09 deg/d
Q 2.824329370023453 1.8637e-08 au
  Orbit Determination Parameters
   # obs. used (total)      270  
   data-arc span      8886 days (24.33 yr)  
   first obs. used      1994-09-06  
   last obs. used      2019-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61141  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 10:31:13  

Additional Information
 Earth MOID = 1.07398 au 
 Jupiter MOID = 2.49093 au 
 T_jup = 3.471 
[ 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 16.3   n/a MPO320508  

136981 (1998 SF3)          Discovered 1998-Sep-17 by ODAS at Caussols
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

[ show close-approach data ]
Alternate Designations
 1998 SF3 = 2002 TY224 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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