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100920 (1998 KT56)
Classification: Main-belt Asteroid          SPK-ID: 2100920
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1563608442778528 4.3225e-08  
a 2.282346384606658 8.9915e-09 au
q 1.925476776975056 9.762e-08 au
i 6.080166811094223 4.7297e-06 deg
node 79.5961311509637 4.6343e-05 deg
peri 195.9391088681377 4.8837e-05 deg
M 160.3229855002325 1.5451e-05 deg
tp 2458639.627621570109
(2019-Jun-05.12762157)
5.3645e-05 TDB
period 1259.420510444949
3.45
7.4424e-06
2.038e-08
d
yr
n .2858457497034198 1.6892e-09 deg/d
Q 2.63921599223826 1.0397e-08 au
  Orbit Determination Parameters
   # obs. used (total)      514  
   data-arc span      8298 days (22.72 yr)  
   first obs. used      1998-04-21  
   last obs. used      2021-01-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62373  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:26:30  

Additional Information
 Earth MOID = .908139 au 
 Jupiter MOID = 2.46584 au 
 T_jup = 3.581 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.3   n/a MPO493566  

100920 (1998 KT56)          Discovered 1998-May-23 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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