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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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1607317761565946 8.1976e-08  
a 2.634292924518514 2.9155e-08 AU
q 2.210878343843903 2.1103e-07 AU
i 11.75429649369062 9.5723e-06 deg
node 234.9922055161304 4.5864e-05 deg
peri 245.912706426041 5.9029e-05 deg
M 265.0795284012991 4.321e-05 deg
tp 2457212.267353850486
(2015-Jul-08.76735385)
0.00019154 JED
period 1561.688905348883
4.28
2.5926e-05
7.098e-08
d
yr
n .2305196628899503 3.8269e-09 deg/d
Q 3.057707505193125 3.3841e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      667  
   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      .62636  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Dec-20 00:25:29  

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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