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13112 Montmorency (1993 QV4)
Classification: Main-belt Asteroid          SPK-ID: 2013112
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02453972115312748 5.9669e-08  
a 2.859286030081439 2.9203e-08 AU
q 2.789119948206208 1.7754e-07 AU
i 1.850337635764682 6.8895e-06 deg
node 14.06404329643593 0.00018627 deg
peri 71.75996748894416 0.00023853 deg
M 49.35825256652375 0.00014751 deg
tp 2456758.373621875447
(2014-Apr-10.87362188)
0.00072428 JED
period 1765.976135548151
4.83
2.7055e-05
7.407e-08
d
yr
n .2038532643524414 3.1231e-09 deg/d
Q 2.929452111956671 2.992e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      883  
   data-arc span      9352 days (25.60 yr)  
   first obs. used      1988-08-16  
   last obs. used      2014-03-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50157  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 20:33:37  

Additional Information
 Earth MOID = 1.80553 AU 
 T_jup = 3.301 
[ 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 14.1 mag n/a MPO279654  

13112 Montmorency           Discovered 1993 Aug. 18 by E. W. Elst at Caussols.
Philip de Montmorency, Count of Hoorne (1524-1568), was stadtholder of Guelders and an admiral of Flanders. Together with William of Orange and the Count of Egmont, he resisted the introduction of the Spanish Inquisition in the Netherlands. He and Egmont were condemned to death and beheaded in Brussels.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20091202/MPCPages.arcLast Updated: 2010-04-12
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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