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JPL Small-Body Database Browser
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277097 (2005 EF273)
Classification: Main-belt Asteroid          SPK-ID: 2277097
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04962547235230707 5.5773e-08  
a 3.059417265219468 4.5265e-08 au
q 2.907592238310148 1.6419e-07 au
i 8.435451582560805 6.7895e-06 deg
node 173.5019981611197 3.5673e-05 deg
peri 153.1831324115134 7.3369e-05 deg
M 84.89660302393365 6.5942e-05 deg
tp 2458139.560093862297
(2018-Jan-21.06009386)
0.00035585 TDB
period 1954.593709277065
5.35
4.3378e-05
1.188e-07
d
yr
n .1841814993526973 4.0875e-09 deg/d
Q 3.211242292128787 4.7511e-08 au
  Orbit Determination Parameters
   # obs. used (total)      286  
   data-arc span      5052 days (13.83 yr)  
   first obs. used      2005-03-03  
   last obs. used      2019-01-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60508  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 03:02:56  

Additional Information
 Earth MOID = 1.89869 au 
 Jupiter MOID = 1.99597 au 
 T_jup = 3.216 
[ 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 15.5   n/a MPO460182  

277097 (2005 EF273)          Discovered 2005-Mar-03 by Spacewatch at Kitt Peak
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

Alternate Designations
 2005 EF273 = 2007 RQ213 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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