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JPL Small-Body Database Browser
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277089 (2005 EN215)
Classification: Main-belt Asteroid          SPK-ID: 2277089
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2334834208072006 7.3914e-08  
a 2.804157453001138 4.1879e-08 au
q 2.149433178392426 2.2219e-07 au
i 6.8596847807148 1.2802e-05 deg
node 206.3674384722917 4.343e-05 deg
peri 61.06443028188936 5.4878e-05 deg
M 298.0140163074277 4.0627e-05 deg
tp 2458895.820106994552
(2020-Feb-16.32010699)		 0.00019905 TDB
period 1715.149654562605
4.70		 3.8423e-05
1.052e-07		 d
yr
n .2098942206252006 4.702e-09 deg/d
Q 3.458881727609851 5.1657e-08 au
   Orbit Determination Parameters
   # obs. used (total)      253  
   data-arc span      9249 days (25.32 yr)  
   first obs. used      1993-12-14  
   last obs. used      2019-04-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53042  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 03:50:39  

Additional Information
 Earth MOID = 1.14351 au 
 Jupiter MOID = 1.67365 au 
 T_jup = 3.273 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.2   n/a MPO455056  
diameter diameter 3.137 km 0.123 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.065   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

277089 (2005 EN215)          Discovered 2005-Mar-08 by Spacewatch at Kitt Peak
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

[ show close-approach data ]
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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