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JPL Small-Body Database Browser
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277098 (2005 EZ281)
Classification: Main-belt Asteroid          SPK-ID: 2277098
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04915836522738361 5.7228e-08  
a 3.100719017044027 3.5812e-08 au
q 2.948292739136683 1.8645e-07 au
i 15.25282917064355 6.2398e-06 deg
node 173.4365207943495 1.88e-05 deg
peri 37.10437166597452 5.3638e-05 deg
M 196.0649139679613 5.1563e-05 deg
tp 2459508.658094698118
(2021-Oct-21.15809470)		 0.00029105 TDB
period 1994.307149278754
5.46		 3.455e-05
9.459e-08		 d
yr
n .1805138191126652 3.1273e-09 deg/d
Q 3.253145294951371 3.7573e-08 au
   Orbit Determination Parameters
   # obs. used (total)      313  
   data-arc span      7585 days (20.77 yr)  
   first obs. used      1999-02-21  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57917  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 20:09:24  

Additional Information
 Earth MOID = 1.95961 au 
 Jupiter MOID = 1.72528 au 
 T_jup = 3.166 
[ 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 15.4   n/a MPO455056  
diameter diameter 5.252 km 0.241 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.049   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

277098 (2005 EZ281)          Discovered 2005-Mar-10 by CSS at Catalina
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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