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312831 (2011 SU247)
Classification: Main-belt Asteroid          SPK-ID: 2312831
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1715088481449035 2.5142e-07  
a 2.542376347523188 3.0725e-08 au
q 2.106336308608639 6.5893e-07 au
i 14.44056400960825 1.3689e-05 deg
node 6.825444998536214 2.8512e-05 deg
peri 56.25086766291754 7.9101e-05 deg
M 30.88588125635335 6.675e-05 deg
tp 2458873.467254967223
(2020-Jan-24.96725497)		 0.00027279 TDB
period 1480.669689565437
4.05		 2.6841e-05
7.349e-08		 d
yr
n .2431332271721295 4.4075e-09 deg/d
Q 2.978416386437736 3.5995e-08 au
   Orbit Determination Parameters
   # obs. used (total)      434  
   data-arc span      5899 days (16.15 yr)  
   first obs. used      2003-12-04  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48826  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 18:48:26  

Additional Information
 Earth MOID = 1.15185 au 
 Jupiter MOID = 2.53163 au 
 T_jup = 3.380 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.2   n/a MPO503319  

312831 (2011 SU247)          Discovered 2003-Dec-04 by LINEAR at Socorro
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

Alternate Designations
 2011 SU247 = 2003 XA9 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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