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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1240736071703967 8.6181e-07  
a 2.543709234205522 3.0688e-07 au
q 2.228102053924996 2.4584e-06 au
i 3.46352004613196 2.3222e-05 deg
node 41.89330321972362 0.00045068 deg
peri 26.02265030010773 0.0018671 deg
M 354.9787587469328 0.0020231 deg
tp 2458621.168464543219
(2019-May-17.66846454)
0.0083311 TDB
period 1481.834243876253
4.06
0.00026816
7.342e-07
d
yr
n .2429421519226703 4.3964e-08 deg/d
Q 2.859316414486049 3.4496e-07 au
  Orbit Determination Parameters
   # obs. used (total)      75  
   data-arc span      4402 days (12.05 yr)  
   first obs. used      2006-09-17  
   last obs. used      2018-10-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .64866  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 08:08:10  

Additional Information
 Earth MOID = 1.24234 au 
 Jupiter MOID = 2.40981 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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