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6853 Silvanomassaglia (1986 CD2)
Classification: Main-belt Asteroid          SPK-ID: 2006853
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1177445982430303 5.5976e-08  
a 2.261878230992393 1.2791e-08 AU
q 1.995554287409538 1.2653e-07 AU
i 5.895327191588089 6.8315e-06 deg
node 3.603737794600075 5.3951e-05 deg
peri 106.0450429053881 6.1963e-05 deg
M 205.4616286152854 2.8819e-05 deg
tp 2457533.879215679286
(2016-May-25.37921568)
9.9669e-05 JED
period 1242.516767350477
3.40
1.0539e-05
2.885e-08
d
yr
n .289734520659756 2.4576e-09 deg/d
Q 2.528202174575248 1.4297e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      925  
   data-arc span      22149 days (60.64 yr)  
   first obs. used      1954-12-30  
   last obs. used      2015-08-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52767  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Sep-02 14:20:26  

Additional Information
 Earth MOID = 1.02149 AU 
 T_jup = 3.603 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.4 mag n/a MPO263410  

6853 Silvanomassaglia           Discovered 1986 Feb. 12 by H. Debehogne at the European Southern Observatory.
Silvano Massaglia (b. 1951) is an astrophysicist who has spent most of his career studying high-energy phenomena in active galactic nuclei and stars. He is now director of the Physics Department of the Torino University.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2015-06-02Last Updated: 2015-06-04

Alternate Designations
 1986 CD2 = 1991 RV8 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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