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JPL Small-Body Database Browser
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15219 (1981 EY42)
Classification: Main-belt Asteroid          SPK-ID: 2015219
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1355541557232528 4.871e-08  
a 2.411818952975614 1.0872e-08 au
q 2.084886871047665 1.1664e-07 au
i .6328510618013824 5.1413e-06 deg
node 211.7803231970006 0.00043741 deg
peri 10.48066997700733 0.0004378 deg
M 135.2605388043775 1.7749e-05 deg
tp 2458486.475174030925
(2019-Jan-02.97517403)
6.6835e-05 TDB
period 1368.092564058882
3.75
9.251e-06
2.533e-08
d
yr
n .2631400896821962 1.7794e-09 deg/d
Q 2.738751034903563 1.2346e-08 au
  Orbit Determination Parameters
   # obs. used (total)      684  
   data-arc span      14957 days (40.95 yr)  
   first obs. used      1977-02-12  
   last obs. used      2018-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53999  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Feb-05 17:20:50  

Additional Information
 Earth MOID = 1.0763 au 
 Jupiter MOID = 2.23655 au 
 T_jup = 3.506 
[ 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 16.0   n/a MPO337387  

15219 (1981 EY42)          Discovered 1981-Mar-02 by Bus, S. J. at Siding Spring
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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