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100900 (1998 KU6)
Classification: Main-belt Asteroid          SPK-ID: 2100900
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1825524547087122 3.1631e-08  
a 2.1520527928596 6.1603e-09 au
q 1.75919027286034 7.0859e-08 au
i 5.450175926115365 3.6394e-06 deg
node 196.0376332602999 3.2524e-05 deg
peri 77.80911338319699 3.637e-05 deg
M 327.4290857540493 1.2014e-05 deg
tp 2459104.829050933653
(2020-Sep-12.32905093)
3.8396e-05 TDB
period 1153.128771655049
3.16
4.9513e-06
1.356e-08
d
yr
n .3121941008230185 1.3405e-09 deg/d
Q 2.544915312858859 7.2849e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1061  
   data-arc span      8161 days (22.34 yr)  
   first obs. used      1998-05-05  
   last obs. used      2020-09-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53072  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:03:36  

Additional Information
 Earth MOID = .753176 au 
 Jupiter MOID = 2.5711 au 
 T_jup = 3.677 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457165.5 (2015-May-23.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1827948264572605 3.1622e-08  
q 1.758530746099326 7.0871e-08 au
tp 2456798.227543694861
(2014-May-20.72754369)
4.134e-05 TDB
node 196.0620453706564 3.2534e-05 deg
peri 77.74555372653931 3.6374e-05 deg
i 5.449029577209911 3.6392e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1061  
   data-arc span      8161 days (22.34 yr)  
   first obs. used      1998-05-05  
   last obs. used      2020-09-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53072  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:03:36  

Additional Information
 Jupiter MOID = 2.5711 au 
 T_jup = 3.677 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.999583560409009E-16 -2.236968571056203E-15 2.851567918742112E-13 -3.771686305325543E-15 1.238126260641274E-13 -5.218247868956688E-15
q -2.236968571056203E-15 5.022679350764451E-15 -7.014652592988691E-13 8.70032406541486E-15 -2.984475976162973E-13 1.191591691183481E-14
tp 2.851567918742112E-13 -7.014652592988691E-13 1.709016222462397E-9 -3.316498134846709E-11 6.781285926856627E-10 -2.899462271802518E-12
node -3.771686305325543E-15 8.70032406541486E-15 -3.316498134846709E-11 1.058463035820077E-9 -1.065841046296925E-9 1.434116863206137E-11
peri 1.238126260641274E-13 -2.984475976162973E-13 6.781285926856627E-10 -1.065841046296925E-9 1.32309244999587E-9 -1.544107888080456E-11
i -5.218247868956688E-15 1.191591691183481E-14 -2.899462271802518E-12 1.434116863206137E-11 -1.544107888080456E-11 1.324357238937546E-11

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 16.0   n/a MPO302562  

100900 (1998 KU6)          Discovered 1998-May-22 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 KU6 = 2001 FP47 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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