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390516 (1995 SP6)
Classification: Main-belt Asteroid          SPK-ID: 2390516
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1423640406562185 9.9297e-08  
a 2.596504430997696 1.8325e-08 au
q 2.226855568619088 2.6861e-07 au
i 15.09565074540295 9.1103e-06 deg
node 352.1156678976682 1.5488e-05 deg
peri 33.39645408847912 3.9017e-05 deg
M 301.5505920041556 3.0863e-05 deg
tp 2459248.618784514783
(2021-Feb-03.11878451)
0.00013198 TDB
period 1528.206452179509
4.18
1.6178e-05
4.429e-08
d
yr
n .2355702657102203 2.4938e-09 deg/d
Q 2.966153293376303 2.0933e-08 au
  Orbit Determination Parameters
   # obs. used (total)      192  
   data-arc span      9165 days (25.09 yr)  
   first obs. used      1995-09-17  
   last obs. used      2020-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60792  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:40:19  

Additional Information
 Earth MOID = 1.24191 au 
 Jupiter MOID = 2.54533 au 
 T_jup = 3.354 
[ 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 16.8   n/a MPO476838  

390516 (1995 SP6)          Discovered 1995-Sep-17 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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