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117057 (2004 KN)
Classification: Main-belt Asteroid          SPK-ID: 2117057
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1321704522935415 6.2097e-08  
a 2.334405067211158 1.5168e-08 au
q 2.025865693641524 1.4758e-07 au
i 22.90621896013559 5.6823e-06 deg
node 246.9365845534464 1.4195e-05 deg
peri 184.120320136907 2.5849e-05 deg
M 236.5291299465243 2.0534e-05 deg
tp 2459047.311930081125
(2020-Jul-16.81193008)
7.5207e-05 TDB
period 1302.755012251385
3.57
1.2697e-05
3.476e-08
d
yr
n .2763374514889473 2.6932e-09 deg/d
Q 2.642944440780791 1.7172e-08 au
  Orbit Determination Parameters
   # obs. used (total)      701  
   data-arc span      7646 days (20.93 yr)  
   first obs. used      1998-11-15  
   last obs. used      2019-10-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46712  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 13:49:05  

Additional Information
 Earth MOID = 1.04019 au 
 Jupiter MOID = 2.67376 au 
 T_jup = 3.452 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.4   n/a MPO396003  
diameter diameter 5.034 km 0.064 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.059   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

117057 (2004 KN)          Discovered 2004-May-16 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2004 KN = 1984 WJ = 2003 BY42 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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