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227858 (2007 DE72)
Classification: Main-belt Asteroid          SPK-ID: 2227858
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1606121546059615 3.3979e-08  
a 2.195950079698749 8.7463e-09 au
q 1.8432538059912 7.2472e-08 au
i 1.354530901925 4.8448e-06 deg
node 50.28527903255808 0.00021191 deg
peri 53.32524441373093 0.00021283 deg
M 134.4458418439415 2.0107e-05 deg
tp 2458756.608329550645
(2019-Sep-30.10832955)		 6.5642e-05 TDB
period 1188.590135403796
3.25		 7.1011e-06
1.944e-08		 d
yr
n .3028798483824691 1.8095e-09 deg/d
Q 2.548646353406298 1.0151e-08 au
   Orbit Determination Parameters
   # obs. used (total)      295  
   data-arc span      9567 days (26.19 yr)  
   first obs. used      1994-03-13  
   last obs. used      2020-05-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61357  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:41:26  

Additional Information
 Earth MOID = .860346 au 
 Jupiter MOID = 2.57964 au 
 T_jup = 3.652 
[ 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 17.76   n/a E2021B55  

227858 (2007 DE72)          Discovered 2007-Feb-21 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

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Alternate Designations
 2007 DE72 = 2002 TU358 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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