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12267 Denneau (1990 KN1)
Classification: Inner Main-belt Asteroid          SPK-ID: 2012267
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0706072368805231 4.5611e-08  
a 1.928231777074069 5.3385e-09 au
q 1.792084659229648 8.931e-08 au
i 19.14692303869023 4.6241e-06 deg
node 240.0861288451041 1.3397e-05 deg
peri 255.9329499439009 3.7623e-05 deg
M 245.8524915119906 3.6766e-05 deg
tp 2459510.599607259875
(2021-Oct-23.09960726)		 0.00010031 TDB
period 977.9964546951273
2.68		 4.0615e-06
1.112e-08		 d
yr
n .3680994938905208 1.5287e-09 deg/d
Q 2.06437889491849 5.7154e-09 au
   Orbit Determination Parameters
   # obs. used (total)      1075  
   data-arc span      11219 days (30.72 yr)  
   first obs. used      1990-05-26  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46378  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 23:14:16  

Additional Information
 Earth MOID = .872846 au 
 Jupiter MOID = 3.06301 au 
 T_jup = 3.846 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.98   n/a E2021B10  

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 | Mission Design | Physical Parameters | Discovery Circumstances ]
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