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154245 (2002 KA8)
Classification: Outer Main-belt Asteroid          SPK-ID: 2154245
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1057969551624978 6.4157e-08  
a 3.232182987769665 3.7956e-08 au
q 2.89022786913561 2.1712e-07 au
i 19.14804017978611 5.8026e-06 deg
node 114.2801106498235 2.1056e-05 deg
peri 93.31461416725293 3.3927e-05 deg
M 62.11893628900967 2.7261e-05 deg
tp 2458634.261626515055
(2019-May-30.76162652)
0.00015983 TDB
period 2122.473795126896
5.81
3.7387e-05
1.024e-07
d
yr
n .1696134015065551 2.9877e-09 deg/d
Q 3.574138106403721 4.1972e-08 au
  Orbit Determination Parameters
   # obs. used (total)      388  
   data-arc span      6656 days (18.22 yr)  
   first obs. used      2001-02-16  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5532  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:28:38  

Additional Information
 Earth MOID = 1.96631 au 
 Jupiter MOID = 1.78472 au 
 T_jup = 3.091 
[ 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 14.7   n/a MPO436780  
diameter diameter 8.052 km 0.079 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.039   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

154245 (2002 KA8)          Discovered 2002-May-29 by NEAT at Palomar
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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