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541951 (2012 EF19)
Classification: Main-belt Asteroid          SPK-ID: 2541951
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0777458659116825 9.2287e-08  
a 2.851861355398001 6.3495e-08 au
q 2.630140924862518 2.4054e-07 au
i 11.23832846228462 9.2531e-06 deg
node 326.7643553741173 4.2919e-05 deg
peri 301.6400158819578 7.9466e-05 deg
M 218.1379627579327 7.3572e-05 deg
tp 2459893.693897605479
(2022-Nov-10.19389761)
0.00037411 TDB
period 1759.102068386001
4.82
5.8748e-05
1.608e-07
d
yr
n .2046498645358905 6.8346e-09 deg/d
Q 3.073581785933483 6.8431e-08 au
  Orbit Determination Parameters
   # obs. used (total)      69  
   data-arc span      4134 days (11.32 yr)  
   first obs. used      2009-09-29  
   last obs. used      2021-01-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5964  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:24:59  

Additional Information
 Earth MOID = 1.63231 au 
 Jupiter MOID = 2.14354 au 
 T_jup = 3.272 
[ 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 17.08   n/a MPCxxxxx  

541951 (2012 EF19)          Discovered 2012-Mar-04 by Mount Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2019-12-13
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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