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JPL Small-Body Database Browser
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461716 (2005 SA139)
Classification: Main-belt Asteroid          SPK-ID: 2461716
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08630595457801365 8.0558e-08  
a 2.67105702613528 2.7699e-08 au
q 2.440528899762364 2.1699e-07 au
i 3.144589889916239 6.9406e-06 deg
node 40.45670637109193 0.00010531 deg
peri 333.3146207400787 0.00011098 deg
M 126.7995175164231 3.4564e-05 deg
tp 2458438.885557815797
(2018-Nov-16.38555782)
0.00015033 TDB
period 1594.495019747425
4.37
2.4802e-05
6.79e-08
d
yr
n .2257768105522371 3.5119e-09 deg/d
Q 2.901585152508196 3.0089e-08 au
  Orbit Determination Parameters
   # obs. used (total)      136  
   data-arc span      5238 days (14.34 yr)  
   first obs. used      2005-09-25  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63182  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 12:42:20  

Additional Information
 Earth MOID = 1.44159 au 
 Jupiter MOID = 2.51407 au 
 T_jup = 3.374 
[ 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 17.4   n/a MPO456236  

461716 (2005 SA139)          Discovered 2005-Sep-25 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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