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JPL Small-Body Database Browser
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249827 (2001 KR54)
Classification: Main-belt Asteroid          SPK-ID: 2249827
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .152154936020944 3.9442e-08  
a 2.455333484819508 1.5946e-08 au
q 2.081742375526714 9.9864e-08 au
i 2.823776035121445 5.0936e-06 deg
node 119.2063164517011 8.307e-05 deg
peri 79.77163061260475 8.4946e-05 deg
M 257.3931983187616 1.9715e-05 deg
tp 2459001.032541701957
(2020-May-31.53254170)
7.8816e-05 TDB
period 1405.284178534821
3.85
1.369e-05
3.748e-08
d
yr
n .2561759432710212 2.4956e-09 deg/d
Q 2.828924594112301 1.8373e-08 au
  Orbit Determination Parameters
   # obs. used (total)      305  
   data-arc span      6495 days (17.78 yr)  
   first obs. used      2001-04-16  
   last obs. used      2019-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62134  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 14:47:34  

Additional Information
 Earth MOID = 1.0821 au 
 Jupiter MOID = 2.12997 au 
 T_jup = 3.475 
[ 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 16.6   n/a MPO422970  

249827 (2001 KR54)          Discovered 2001-May-18 by LINEAR at Socorro
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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