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JPL Small-Body Database Browser
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461920 (2006 SD18)
Classification: Main-belt Asteroid          SPK-ID: 2461920
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1240884985114248 2.2339e-07  
a 2.543243210084787 7.825e-08 au
q 2.22765597879599 6.2632e-07 au
i 3.463452395498582 1.6417e-05 deg
node 41.88357494403179 0.00033046 deg
peri 25.9029151080978 0.00056965 deg
M 92.2784995532196 0.00051815 deg
tp 2458620.767043202434
(2019-May-17.26704320)
0.0021163 TDB
period 1481.427039982189
4.06
6.8371e-05
1.872e-07
d
yr
n .2430089300950847 1.1215e-08 deg/d
Q 2.858830441373584 8.796e-08 au
  Orbit Determination Parameters
   # obs. used (total)      82  
   data-arc span      4886 days (13.38 yr)  
   first obs. used      2006-09-17  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .63827  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 12:43:52  

Additional Information
 Earth MOID = 1.24214 au 
 Jupiter MOID = 2.41011 au 
 T_jup = 3.431 
[ 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 18.2   n/a MPO456237  

461920 (2006 SD18)          Discovered 2006-Sep-17 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-03-24
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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