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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05104963432428788 4.2372e-08  
a 2.693815111759127 1.7473e-08 au
q 2.556296835366583 1.1797e-07 au
i 6.318786466072602 4.5871e-06 deg
node 97.21292785471663 4.9977e-05 deg
peri 180.2442958259714 7.6409e-05 deg
M 293.5654222757461 5.9135e-05 deg
tp 2457898.517510362318
(2017-May-25.01751036)
0.00026558 JED
period 1614.916620313916
4.42
1.5712e-05
4.302e-08
d
yr
n .2229217257854596 2.1689e-09 deg/d
Q 2.831333388151671 1.8365e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1525  
   data-arc span      10398 days (28.47 yr)  
   first obs. used      1987-10-27  
   last obs. used      2016-04-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .48085  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 13:10:17  

Additional Information
 Earth MOID = 1.53965 au 
 Jupiter MOID = 2.22757 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 13.1 mag n/a MPO365381  

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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