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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07036770476748903 4.5706e-08  
a 1.928663240539829 5.5983e-09 au
q 1.792947635033614 8.9578e-08 au
i 19.14675798347467 5.4754e-06 deg
node 240.0953493503602 1.3634e-05 deg
peri 255.8715235140624 4.1589e-05 deg
M 172.2921752505274 3.9872e-05 deg
tp 2458532.284178454479
(2019-Feb-17.78417845)
0.000108 TDB
period 978.324729554842
2.68
4.2597e-06
1.166e-08
d
yr
n .3679759788590926 1.6022e-09 deg/d
Q 2.064378846046044 5.9923e-09 au
  Orbit Determination Parameters
   # obs. used (total)      893  
   data-arc span      11076 days (30.32 yr)  
   first obs. used      1990-05-26  
   last obs. used      2020-09-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48733  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-22 16:28:52  

Additional Information
 Earth MOID = .873795 au 
 Jupiter MOID = 3.06396 au 
 T_jup = 3.845 
[ 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 15.9   n/a MPO473932  

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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