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7458 (1984 DE1)
Classification: Outer Main-belt Asteroid          SPK-ID: 2007458
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1736757966212907 7.4658e-08  
a 3.730334962710063 5.9272e-08 AU
q 3.08246606639714 3.0425e-07 AU
i 1.767817616203531 7.0625e-06 deg
node 323.6146790464198 0.00020387 deg
peri 239.2073508247241 0.00020453 deg
M 19.43080506628532 2.0547e-05 deg
tp 2456858.460718411857
(2014-Jul-19.96071841)
0.00014759 JED
period 2631.601788875692
7.20
6.2721e-05
1.717e-07
d
yr
n .1367988126173922 3.2604e-09 deg/d
Q 4.378203859022986 6.9566e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1306  
   data-arc span      13597 days (37.23 yr)  
   first obs. used      1977-03-25  
   last obs. used      2014-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .48036  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Oct-09 14:09:57  

Additional Information
 Earth MOID = 2.0812 AU 
 T_jup = 3.062 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 11.7 mag n/a MPO263415  

7458 (1984 DE1)          Discovered 1984-Feb-28 by Debehogne, H. at La Silla (809)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1984 DE1 = 1977 FL3 = 1977 GQ 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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