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135647 (2002 KB4)
Classification: Main-belt Asteroid          SPK-ID: 2135647
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2940208294947745 6.3096e-08  
a 2.543809967434856 1.8584e-08 au
q 1.795876850732585 1.6125e-07 au
i 16.39582837769923 7.7896e-06 deg
node 268.2617408180956 2.2621e-05 deg
peri 74.34922581412278 2.967e-05 deg
M 170.036960802147 2.4539e-05 deg
tp 2458500.551226241142
(2019-Jan-17.05122624)
9.5732e-05 TDB
period 1481.922267749725
4.06
1.624e-05
4.446e-08
d
yr
n .2429277215374152 2.6621e-09 deg/d
Q 3.291743084137128 2.4048e-08 au
  Orbit Determination Parameters
   # obs. used (total)      334  
   data-arc span      11194 days (30.65 yr)  
   first obs. used      1990-07-25  
   last obs. used      2021-03-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51611  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:13:57  

Additional Information
 Earth MOID = .862313 au 
 Jupiter MOID = 2.35838 au 
 T_jup = 3.328 
[ 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 15.31   n/a MPCxxxxx  

135647 (2002 KB4)          Discovered 2002-May-16 by NEAT at Palomar
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

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