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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07030786817686466 5.1054e-08  
a 1.928336226293793 9.24e-09 au
q 1.792759017094856 1.0111e-07 au
i 19.14870993488066 1.1011e-05 deg
node 240.1225571677607 1.666e-05 deg
peri 255.7617665378654 8.3331e-05 deg
M 303.5452936131267 8.1789e-05 deg
tp 2457553.880524769208
(2016-Jun-14.38052477)
0.00022235 JED
period 978.0759205180062
2.68
7.03e-06
1.925e-08
d
yr
n .3680695868776093 2.6455e-09 deg/d
Q 2.063913435492729 9.8896e-09 au
  Orbit Determination Parameters
   # obs. used (total)      516  
   data-arc span      9335 days (25.56 yr)  
   first obs. used      1990-05-26  
   last obs. used      2015-12-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54626  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:20:18  

Additional Information
 Earth MOID = .872895 au 
 Jupiter MOID = 3.06401 au 
 T_jup = 3.846 
[ 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 15.9 mag n/a MPO358749  

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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