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JPL Small-Body Database Browser
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452240 (2015 SD20)
Classification: Outer Main-belt Asteroid          SPK-ID: 2452240
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2443392445388683 3.1162e-07  
a 3.218271384463656 9.5149e-08 au
q 2.431921385662748 9.7151e-07 au
i 26.53447511124341 8.2003e-06 deg
node 276.9669471183302 2.9376e-05 deg
peri 83.33455019864411 8.9108e-05 deg
M 227.6518889250906 4.3778e-05 deg
tp 2459375.760521308885
(2021-Jun-10.26052131)
0.00024896 TDB
period 2108.785576193306
5.77
9.352e-05
2.56e-07
d
yr
n .1707143694760362 7.5708e-09 deg/d
Q 4.004621383264563 1.184e-07 au
  Orbit Determination Parameters
   # obs. used (total)      180  
   data-arc span      4944 days (13.54 yr)  
   first obs. used      2003-06-26  
   last obs. used      2017-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5115  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 10:51:52  

Additional Information
 Earth MOID = 1.58688 au 
 Jupiter MOID = 1.96056 au 
 T_jup = 2.981 
[ 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 15.0   n/a E2015U62  

452240 (2015 SD20)          Discovered 2003-Jun-26 by LINEAR at Socorro
Reference: Last Updated: 2015-11-30

[ show close-approach data ]
Alternate Designations
 2015 SD20 = 2003 MF11 = 2009 OX9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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