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312374 (2008 EW27)
Classification: Main-belt Asteroid          SPK-ID: 2312374
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 .06671940839762118 4.6608e-08  
a 3.049685889632114 3.4226e-08 au
q 2.846212651277286 1.5395e-07 au
i 12.20586339884925 5.1061e-06 deg
node 120.2868541816029 2.5637e-05 deg
peri 127.5487807069027 5.164e-05 deg
M 40.74772461033903 4.3738e-05 deg
tp 2458780.317928149757
(2019-Oct-23.81792815)
0.00023604 TDB
period 1945.275389585193
5.33
3.2747e-05
8.966e-08
d
yr
n .1850637713957641 3.1154e-09 deg/d
Q 3.253159127986941 3.6509e-08 au
  Orbit Determination Parameters
   # obs. used (total)      294  
   data-arc span      6378 days (17.46 yr)  
   first obs. used      2002-01-13  
   last obs. used      2019-07-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57337  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 18:45:41  

Additional Information
 Earth MOID = 1.84957 au 
 Jupiter MOID = 1.90598 au 
 T_jup = 3.199 
[ 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 15.6   n/a MPO437379  

312374 (2008 EW27)          Discovered 2008-Mar-04 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

[ show close-approach data ]
Alternate Designations
 2008 EW27 = 2004 OS7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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