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187710 (2008 EM47)
Classification: Main-belt Asteroid          SPK-ID: 2187710
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1816034784529481 4.4292e-08  
a 2.518621110146423 1.6354e-08 au
q 2.061230755638807 1.1577e-07 au
i 4.869077192519203 4.009e-06 deg
node 95.78173640097518 9.5702e-05 deg
peri 214.8893125759671 9.8202e-05 deg
M 334.4181458844366 2.4291e-05 deg
tp 2459304.246201045425
(2021-Mar-30.74620105)
9.8659e-05 TDB
period 1459.965810438698
4.00
1.422e-05
3.893e-08
d
yr
n .2465811167809645 2.4016e-09 deg/d
Q 2.976011464654039 1.9324e-08 au
  Orbit Determination Parameters
   # obs. used (total)      273  
   data-arc span      7381 days (20.21 yr)  
   first obs. used      2000-03-11  
   last obs. used      2020-05-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60833  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 07:48:10  

Additional Information
 Earth MOID = 1.04695 au 
 Jupiter MOID = 2.28889 au 
 T_jup = 3.429 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.98   n/a E2021B55  

187710 (2008 EM47)          Discovered 2008-Mar-05 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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