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541954 (2012 EY19)
Classification: Main-belt Asteroid          SPK-ID: 2541954
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01641526451571203 1.0525e-07  
a 2.757929644280389 5.3541e-08 au
q 2.712657499653802 3.0858e-07 au
i 7.318898066319674 1.1883e-05 deg
node 31.67562073017344 6.672e-05 deg
peri 24.00833052474058 0.00042325 deg
M 113.3148295503341 0.00041961 deg
tp 2458673.928377970748
(2019-Jul-09.42837797)
0.0019413 TDB
period 1672.912404164419
4.58
4.8716e-05
1.334e-07
d
yr
n .2151935744536556 6.2665e-09 deg/d
Q 2.803201788906975 5.442e-08 au
  Orbit Determination Parameters
   # obs. used (total)      81  
   data-arc span      5655 days (15.48 yr)  
   first obs. used      2005-11-06  
   last obs. used      2021-05-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .71044  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 13:25:52  

Additional Information
 Earth MOID = 1.72146 au 
 Jupiter MOID = 2.22972 au 
 T_jup = 3.331 
[ 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 17.18   n/a MPCxxxxx  

541954 (2012 EY19)          Discovered 2012-Mar-15 by Spacewatch at Kitt Peak
Reference: Last Updated: 2019-12-13
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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