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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2037900814473836 1.1905e-07  
a 2.225788558449833 2.5352e-08 au
q 1.772194926838687 2.5547e-07 au
i 6.243852904989815 6.9544e-06 deg
node 125.0723883294178 9.3084e-05 deg
peri 214.5663398001295 9.4879e-05 deg
M 225.6059096534703 2.5037e-05 deg
tp 2459653.295348351349
(2022-Mar-14.79534835)
8.9583e-05 TDB
period 1212.89801498102
3.32
2.0723e-05
5.674e-08
d
yr
n .2968097857804091 5.0711e-09 deg/d
Q 2.679382190060979 3.0519e-08 au
  Orbit Determination Parameters
   # obs. used (total)      94  
   data-arc span      6822 days (18.68 yr)  
   first obs. used      2001-05-24  
   last obs. used      2020-01-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .73306  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 15:18:30  

Additional Information
 Earth MOID = .765162 au 
 Jupiter MOID = 2.7103 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 17.8   n/a MPO535291  

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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