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101186 (1998 SD13)
Classification: Main-belt Asteroid          SPK-ID: 2101186
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1110780775377261 4.2738e-08  
a 2.362752366071922 1.0297e-08 au
q 2.100302375550939 1.0141e-07 au
i 7.105015228958546 4.2744e-06 deg
node 146.2829700858354 4.2348e-05 deg
peri 125.9271589640997 4.8602e-05 deg
M 76.06280101971691 2.3391e-05 deg
tp 2458720.217778826299
(2019-Aug-24.71777883)
8.5983e-05 TDB
period 1326.556454269633
3.63
8.6721e-06
2.374e-08
d
yr
n .2713793286680789 1.7741e-09 deg/d
Q 2.625202356592905 1.1441e-08 au
  Orbit Determination Parameters
   # obs. used (total)      533  
   data-arc span      8067 days (22.09 yr)  
   first obs. used      1998-09-23  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60773  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:01:57  

Additional Information
 Earth MOID = 1.09324 au 
 Jupiter MOID = 2.48198 au 
 T_jup = 3.531 
[ 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 MPO337990  

101186 (1998 SD13)          Discovered 1998-Sep-23 by Pravec, P. at Ondrejov
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 SD13 = 2004 DF33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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