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8654 (1990 KC1)
Classification: Main-belt Asteroid          SPK-ID: 2008654
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09010636949125157 9.2943e-08  
a 2.568094755919699 1.9581e-08 AU
q 2.336693060954253 2.4418e-07 AU
i 14.45533308996768 8.2133e-06 deg
node 111.0775238198912 3.0103e-05 deg
peri 57.54368573477643 5.3926e-05 deg
M 43.49411630454308 4.1655e-05 deg
tp 2456818.888642960666
(2014-Jun-10.38864296)
0.0001736 JED
period 1503.193859058382
4.12
1.7192e-05
4.707e-08
d
yr
n .2394900683172749 2.7391e-09 deg/d
Q 2.799496450885145 2.1346e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      835  
   data-arc span      22208 days (60.80 yr)  
   first obs. used      1954-08-27  
   last obs. used      2015-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51185  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 11:59:58  

Additional Information
 Earth MOID = 1.37879 AU 
 T_jup = 3.381 
[ 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 13.2 mag n/a MPO279606  

8654 (1990 KC1)          Discovered 1990-May-20 by McNaught, R. H. at Siding Spring
Reference: 19980511/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1990 KC1 = 1977 CE3 = 1984 YK5 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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