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JPL Small-Body Database Browser
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65905 (1998 EH2)
Classification: Main-belt Asteroid          SPK-ID: 2065905
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02621153351260821 4.3564e-08  
a 2.526747146501898 1.4811e-08 au
q 2.460517228993476 1.1164e-07 au
i 5.405391104053132 5.046e-06 deg
node 28.08102491573205 5.1553e-05 deg
peri 77.66984045428291 0.00012268 deg
M 180.0139942803198 0.00011344 deg
tp 2459333.961531763710
(2021-Apr-29.46153176)
0.0004638 TDB
period 1467.037119797943
4.02
1.2899e-05
3.532e-08
d
yr
n .2453925637884223 2.1576e-09 deg/d
Q 2.59297706401032 1.5199e-08 au
  Orbit Determination Parameters
   # obs. used (total)      843  
   data-arc span      9332 days (25.55 yr)  
   first obs. used      1994-04-15  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56289  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 05:47:57  

Additional Information
 Earth MOID = 1.4844 au 
 Jupiter MOID = 2.41963 au 
 T_jup = 3.446 
[ 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 15.0   n/a MPO432211  
diameter diameter 2.613 km 0.507 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.311   0.060 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

65905 (1998 EH2)          Discovered 1998-Mar-02 by ODAS at Caussols
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 EH2 = 2000 WG114 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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