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277099 (2005 EX293)
Classification: Main-belt Asteroid          SPK-ID: 2277099
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1075430755941621 5.5678e-08  
a 3.050380491036418 3.7977e-08 au
q 2.722333191297932 1.927e-07 au
i 10.66406513481664 5.4071e-06 deg
node 120.6629213876052 4.588e-05 deg
peri 10.26714619422413 6.5418e-05 deg
M 338.1350352990352 4.6275e-05 deg
tp 2459118.688638224880
(2020-Sep-26.18863822)		 0.00025062 TDB
period 1945.940016042168
5.33		 3.634e-05
9.949e-08		 d
yr
n .1850005637543757 3.4548e-09 deg/d
Q 3.378427790774905 4.2061e-08 au
   Orbit Determination Parameters
   # obs. used (total)      290  
   data-arc span      9044 days (24.76 yr)  
   first obs. used      1995-04-24  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57074  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 14:09:20  

Additional Information
 Earth MOID = 1.73797 au 
 Jupiter MOID = 1.683 au 
 T_jup = 3.202 
[ 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 15.5   n/a MPO455056  
diameter diameter 5.415 km 0.177 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.046   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

277099 (2005 EX293)          Discovered 2005-Mar-11 by CSS at Catalina
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

[ show close-approach data ]
Alternate Designations
 2005 EX293 = 2000 GP168 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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