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JPL Small-Body Database Browser
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344689 (2003 SU311)
Classification: Main-belt Asteroid          SPK-ID: 2344689
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .175627634412474 6.3949e-08  
a 2.661207775870086 3.6096e-08 au
q 2.193826149513942 1.7637e-07 au
i 3.245210476879317 1.4299e-05 deg
node 206.1477559672079 0.00010046 deg
peri 250.4012083460331 0.00010985 deg
M 143.8310518427418 4.3419e-05 deg
tp 2457966.970622815739
(2017-Aug-01.47062282)
0.00018508 TDB
period 1585.683848267311
4.34
3.2262e-05
8.833e-08
d
yr
n .2270313848459608 4.6191e-09 deg/d
Q 3.128589402226231 4.2436e-08 au
  Orbit Determination Parameters
   # obs. used (total)      124  
   data-arc span      9513 days (26.05 yr)  
   first obs. used      1992-03-02  
   last obs. used      2018-03-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57233  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 05:31:53  

Additional Information
 Earth MOID = 1.21325 au 
 Jupiter MOID = 2.0608 au 
 T_jup = 3.361 
[ 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 16.9   n/a MPO437460  

344689 (2003 SU311)          Discovered 2003-Sep-29 by Spacewatch at Kitt Peak
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

[ show close-approach data ]
Alternate Designations
 2003 SU311 = 2005 EF288 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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