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JPL Small-Body Database Browser
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74547 (1999 JE63)
Classification: Main-belt Asteroid          SPK-ID: 2074547
[ 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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .168241888607577 4.071e-08  
a 2.358196817838872 9.6464e-09 au
q 1.961449331497282 9.493e-08 au
i 4.886596870244026 4.3898e-06 deg
node 234.5283979409309 4.5448e-05 deg
peri 344.1133968479438 4.6714e-05 deg
M 200.1886898700091 1.0419e-05 deg
tp 2459187.683051325322
(2020-Dec-04.18305133)		 3.9032e-05 TDB
period 1322.721766720854
3.62		 8.1161e-06
2.222e-08		 d
yr
n .2721660813766393 1.67e-09 deg/d
Q 2.754944304180462 1.1269e-08 au
   Orbit Determination Parameters
   # obs. used (total)      764  
   data-arc span      21265 days (58.22 yr)  
   first obs. used      1960-09-24  
   last obs. used      2018-12-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58642  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 08:07:09  

Additional Information
 Earth MOID = .95429 au 
 Jupiter MOID = 2.22541 au 
 T_jup = 3.529 
[ 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 15.6   n/a MPO459337  

74547 (1999 JE63)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 JE63 = 2000 TN28 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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