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10931 Ceccano (1998 DA)
Classification: Main-belt Asteroid          SPK-ID: 2010931
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05144612935855936 4.8755e-08  
a 2.69487708213479 1.9774e-08 au
q 2.556236087161867 1.3067e-07 au
i 6.319344556901311 5.4039e-06 deg
node 97.25679939418966 5.0872e-05 deg
peri 179.7525647735598 7.6825e-05 deg
M 249.4895630815139 5.8629e-05 deg
tp 2457896.529680386731
(2017-May-23.02968039)
0.00026356 JED
period 1615.871676183303
4.42
1.7785e-05
4.869e-08
d
yr
n .2227899686009237 2.4522e-09 deg/d
Q 2.833518077107714 2.0792e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1346  
   data-arc span      10279 days (28.14 yr)  
   first obs. used      1987-10-27  
   last obs. used      2015-12-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .48634  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:16:01  

Additional Information
 Earth MOID = 1.53824 au 
 Jupiter MOID = 2.22408 au 
 T_jup = 3.360 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.0 mag n/a MPO270241  

10931 Ceccano           Discovered 1998 Feb. 16 by G. Masi at Ceccano.
Ceccano, where the discovery observations of this minor planet were made, is a small city, some 90 km southeast of Rome.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 19990928/MPCPages.arcLast Updated: 2010-06-11

[ show close-approach data ]
Alternate Designations
 1998 DA = 1987 UO 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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