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8478 (1987 DO6)
Classification: Main-belt Asteroid          SPK-ID: 2008478
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09986607122566342 6.5388e-08  
a 3.064121424344679 3.0748e-08 au
q 2.758119655936992 2.0341e-07 au
i 7.913981022032592 6.6361e-06 deg
node 327.917445216307 4.3571e-05 deg
peri 49.15084452817667 5.3445e-05 deg
M 308.8158625390927 3.2656e-05 deg
tp 2457879.041732374984
(2017-May-05.54173238)
0.00017953 JED
period 1959.103515841813
5.36
2.9489e-05
8.074e-08
d
yr
n .1837575182163411 2.766e-09 deg/d
Q 3.370123192752366 3.3819e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1064  
   data-arc span      24089 days (65.95 yr)  
   first obs. used      1950-04-26  
   last obs. used      2016-04-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49879  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 13:02:30  

Additional Information
 Earth MOID = 1.76538 au 
 Jupiter MOID = 2.12037 au 
 T_jup = 3.211 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.5 mag n/a MPO263425  

8478 (1987 DO6)          Discovered 1987-Feb-23 by Debehogne, H. at La Silla
Reference: 19980313/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1987 DO6 = 1950 HJ1 = 1981 AA3 = 1995 SV3 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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