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12267 Denneau (1990 KN1)
Classification: Inner Main-belt Asteroid          SPK-ID: 2012267
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07027024550727272 6.0096e-08  
a 1.92854897329688 1.2294e-08 AU
q 1.793029363470509 1.1528e-07 AU
i 19.14769103673312 1.1172e-05 deg
node 240.130260590428 2.0262e-05 deg
peri 255.6230718793326 8.5899e-05 deg
M 156.4705396936454 8.6089e-05 deg
tp 2456575.318348735074
(2013-Oct-09.81834874)
0.00023281 JED
period 978.2377868387313
2.68
9.354e-06
2.561e-08
d
yr
n .3680086834136456 3.5189e-09 deg/d
Q 2.06406858312325 1.3158e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      406  
   data-arc span      8798 days (24.09 yr)  
   first obs. used      1990-05-26  
   last obs. used      2014-06-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56864  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Oct-09 14:22:25  

Additional Information
 Earth MOID = .87312 AU 
 T_jup = 3.845 
[ 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 15.7 mag n/a PDS3 (MPC 36677)  

12267 Denneau           Discovered 1990 May 31 by Spacewatch at Kitt Peak.
Larry Denneau (b. 1968) graduated in electrical engineering from the University of Arizona, plays keyboards and joined Pan-STARRS as software engineer for the Moving Object Processing System.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20060613/MPCPages.arcLast Updated: 2008-05-22

Alternate Designations
 1990 KN1 = 1995 CV1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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