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JPL Small-Body Database Browser
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277101 (2005 EB331)
Classification: Main-belt Asteroid          SPK-ID: 2277101
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2525311817800728 8.5844e-08  
a 3.159704981684908 6.0925e-08 au
q 2.361780948583635 3.0221e-07 au
i 14.57606194412187 6.7346e-06 deg
node 62.48055492514743 3.0691e-05 deg
peri 111.4566987742876 3.7292e-05 deg
M 176.2783476042722 2.1517e-05 deg
tp 2457595.965864413380
(2016-Jul-26.46586441)
0.00010337 TDB
period 2051.484449031782
5.62
5.9335e-05
1.625e-07
d
yr
n .1754826853159455 5.0755e-09 deg/d
Q 3.957629014786181 7.6311e-08 au
  Orbit Determination Parameters
   # obs. used (total)      171  
   data-arc span      5798 days (15.87 yr)  
   first obs. used      2003-11-20  
   last obs. used      2019-10-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6437  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 05:21:25  

Additional Information
 Earth MOID = 1.411 au 
 Jupiter MOID = 1.30072 au 
 T_jup = 3.106 
[ 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 3.033 km 0.852 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.076   0.053 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

277101 (2005 EB331)          Discovered 2005-Mar-08 by CSS at Catalina
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

[ show close-approach data ]
Alternate Designations
 2005 EB331 = 2009 WA240 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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