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JPL Small-Body Database Browser
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452238 (2015 SU18)
Classification: Main-belt Asteroid          SPK-ID: 2452238
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2033964942492615 1.2938e-07  
a 2.226172888897145 2.5886e-08 au
q 1.773377127702715 2.8117e-07 au
i 6.243070909764664 7.388e-06 deg
node 125.0740639535354 0.00011564 deg
peri 214.5336985162197 0.00011795 deg
M 47.61769220188918 2.6087e-05 deg
tp 2458440.026766467914
(2018-Nov-17.52676647)
8.6837e-05 TDB
period 1213.212178083237
3.32
2.1161e-05
5.794e-08
d
yr
n .2967329264438862 5.1757e-09 deg/d
Q 2.678968650091575 3.1152e-08 au
  Orbit Determination Parameters
   # obs. used (total)      78  
   data-arc span      5752 days (15.75 yr)  
   first obs. used      2001-05-24  
   last obs. used      2017-02-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .75354  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 10:51:53  

Additional Information
 Earth MOID = .76729 au 
 Jupiter MOID = 2.70699 au 
 T_jup = 3.611 
[ 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 17.9   n/a MPO361090  

452238 (2015 SU18)          Discovered 2005-Aug-27 by LONEOS at Anderson Mesa
Reference: Last Updated: 2015-11-30

Alternate Designations
 2015 SU18 = 2012 XF146 = 2014 DD79 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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