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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .160731730473605 8.1673e-08  
a 2.634292932598289 3.145e-08 AU
q 2.210878470967379 2.0829e-07 AU
i 11.75429577832214 9.076e-06 deg
node 234.9922068434443 4.5228e-05 deg
peri 245.9127018734482 5.8598e-05 deg
M 265.0795239057912 4.4645e-05 deg
tp 2457212.267375246540
(2015-Jul-08.76737525)
0.00019847 JED
period 1561.688912533788
4.28
2.7967e-05
7.657e-08
d
yr
n .2305196618293922 4.1281e-09 deg/d
Q 3.0577073942292 3.6505e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      666  
   data-arc span      13547 days (37.09 yr)  
   first obs. used      1976-10-24  
   last obs. used      2013-11-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .59533  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 19:56:57  

Additional Information
 Earth MOID = 1.25617 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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