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51406 Massimocalvani (2001 DL108)
Classification: Main-belt Asteroid          SPK-ID: 2051406
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .180271956206817 8.1175e-08  
a 2.540573555341383 2.9976e-08 au
q 2.082579390632684 1.9904e-07 au
i 16.46644683443516 2.0326e-05 deg
node 356.1363246895328 3.2639e-05 deg
peri 263.7882986005342 7.4513e-05 deg
M 171.3550577698182 6.5651e-05 deg
tp 2456696.471056840929
(2014-Feb-07.97105684)
0.0002654 JED
period 1479.095060489702
4.05
2.6178e-05
7.167e-08
d
yr
n .2433920642536731 4.3077e-09 deg/d
Q 2.998567720050083 3.538e-08 au
  Orbit Determination Parameters
   # obs. used (total)      217  
   data-arc span      14137 days (38.70 yr)  
   first obs. used      1977-03-23  
   last obs. used      2015-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .62678  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 15:07:54  

Additional Information
 Earth MOID = 1.14345 au 
 Jupiter MOID = 2.27523 au 
 T_jup = 3.366 
[ 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 16.0 mag n/a MPO302348  

51406 Massimocalvani           Discovered 2001 Feb. 26 by the Asiago-DLR Asteroid Survey at Cima Ekar.
Massimo Calvani (b. 1947) was director of the Astronomical Observatory of Padua and Asiago from 1999 to 2005, when the Asiago-DLR Asteroid Survey was carried out with the Schmidt telescope at Cima Ekar. His research is mainly on active galaxies, compact objects and relativistic astrophysics.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070106/MPCPages.arcLast Updated: 2007-01-09

Alternate Designations
 2001 DL108 = 1997 EM22 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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