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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2941865884197325 6.2743e-08  
a 2.543442849231819 1.8598e-08 au
q 1.795196074575746 1.603e-07 au
i 16.39552670590906 7.5735e-06 deg
node 268.2533611540603 2.2574e-05 deg
peri 74.37608475408712 2.9435e-05 deg
M 217.6273036168606 2.4721e-05 deg
tp 2459982.443325556734
(2023-Feb-06.94332556)
0.00010648 TDB
period 1481.601476681767
4.06
1.6251e-05
4.449e-08
d
yr
n .2429803193813395 2.6651e-09 deg/d
Q 3.291689623887892 2.407e-08 au
  Orbit Determination Parameters
   # obs. used (total)      346  
   data-arc span      11249 days (30.80 yr)  
   first obs. used      1990-07-25  
   last obs. used      2021-05-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51524  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 01:16:29  

Additional Information
 Earth MOID = .862675 au 
 Jupiter MOID = 2.35835 au 
 T_jup = 3.328 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457807.5 (2017-Feb-23.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2947778328857208 6.2878e-08  
q 1.793888855464828 1.6099e-07 au
tp 2458499.412340614871
(2019-Jan-15.91234061)
9.4444e-05 TDB
node 268.3913968372595 2.2593e-05 deg
peri 74.11456415436598 2.9345e-05 deg
i 16.38123530843095 7.573e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      346  
   data-arc span      11249 days (30.80 yr)  
   first obs. used      1990-07-25  
   last obs. used      2021-05-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51524  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 01:16:29  

Additional Information
 Jupiter MOID = 2.35835 au 
 T_jup = 3.328 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.953676943768706E-15 -1.008877258441778E-14 -2.216699431494768E-12 5.829864484227873E-14 -5.18471279209046E-13 1.363170499500565E-14
q -1.008877258441778E-14 2.591841942444909E-14 6.504604752418602E-12 -1.600172855548824E-13 1.472430821587166E-12 -3.675914040187588E-14
tp -2.216699431494768E-12 6.504604752418602E-12 8.919684748640909E-9 -1.611076924675795E-10 1.813685107483299E-9 -1.267994952286302E-11
node 5.829864484227873E-14 -1.600172855548824E-13 -1.611076924675795E-10 5.104622992942706E-10 -5.19105698984199E-10 5.727889126303062E-11
peri -5.18471279209046E-13 1.472430821587166E-12 1.813685107483299E-9 -5.19105698984199E-10 8.611074663868896E-10 -5.74304649221511E-11
i 1.363170499500565E-14 -3.675914040187588E-14 -1.267994952286302E-11 5.727889126303062E-11 -5.74304649221511E-11 5.735056006231344E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.31   n/a MPCxxxxx  

135647 (2002 KB4)          Discovered 2002-May-16 by NEAT at Palomar
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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