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308232 (2005 EH260)
Classification: Main-belt Asteroid          SPK-ID: 2308232
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .162120201799481 5.7139e-08  
a 2.466480838237189 1.7109e-08 au
q 2.066614467007623 1.4485e-07 au
i 2.737650071806005 6.7099e-06 deg
node 56.13228202141018 0.00011678 deg
peri 85.30483303390095 0.0001187 deg
M 12.2951125524563 2.1318e-05 deg
tp 2458952.177983023162
(2020-Apr-12.67798302)
8.3662e-05 TDB
period 1414.865137463617
3.87
1.4722e-05
4.031e-08
d
yr
n .2544412117223839 2.6475e-09 deg/d
Q 2.866347209466755 1.9883e-08 au
  Orbit Determination Parameters
   # obs. used (total)      160  
   data-arc span      7399 days (20.26 yr)  
   first obs. used      1999-11-01  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43863  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 18:16:03  

Additional Information
 Earth MOID = 1.08164 au 
 Jupiter MOID = 2.15354 au 
 T_jup = 3.467 
[ 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 17.4   n/a MPO455271  

308232 (2005 EH260)          Discovered 2005-Mar-11 by Spacewatch at Kitt Peak
Reference: 20111210/Numbers.arcLast Updated: 2011-12-12

[ show close-approach data ]
Alternate Designations
 2005 EH260 = 1999 VQ218 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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