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10903 (1997 WA30)
Classification: Main-belt Asteroid          SPK-ID: 2010903
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1607958793727124 8.0486e-08  
a 2.634087213801377 3.0423e-08 AU
q 2.210536843913766 2.0611e-07 AU
i 11.75481588218293 9.0736e-06 deg
node 234.9908801508153 4.4954e-05 deg
peri 245.9493826644077 5.8052e-05 deg
M 311.1593250409275 4.4237e-05 deg
tp 2457212.347239146220
(2015-Jul-08.84723915)
0.00019422 JED
period 1561.505981572692
4.28
2.7053e-05
7.407e-08
d
yr
n .230546667286808 3.9942e-09 deg/d
Q 3.057637583688987 3.5315e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      670  
   data-arc span      13827 days (37.86 yr)  
   first obs. used      1976-10-24  
   last obs. used      2014-09-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .59511  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Sep-12 13:57:33  

Additional Information
 Earth MOID = 1.25609 AU 
 T_jup = 3.350 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.6 mag n/a PDS3 (MPC 34797)  

Alternate Designations
 1997 WA30 = 1976 UJ 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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