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7637 (1984 DN)
Classification: Main-belt Asteroid          SPK-ID: 2007637
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2109019130583 5.2121e-08  
a 2.559103549843887 1.571e-08 AU
q 2.019383715467525 1.2814e-07 AU
i 7.51096638400629 5.2575e-06 deg
node 151.6578493813859 4.1395e-05 deg
peri 4.560191971886566 4.4037e-05 deg
M 185.1912354569898 1.8347e-05 deg
tp 2457726.590773912530
(2016-Dec-04.09077391)
7.9434e-05 JED
period 1495.306481296007
4.09
1.377e-05
3.77e-08
d
yr
n .2407533201407528 2.217e-09 deg/d
Q 3.09882338422025 1.9024e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1172  
   data-arc span      11143 days (30.51 yr)  
   first obs. used      1984-02-23  
   last obs. used      2014-08-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .47034  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Sep-12 13:52:09  

Additional Information
 Earth MOID = 1.02999 AU 
 T_jup = 3.393 
[ 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 13.3 mag n/a MPO302112  

7637 (1984 DN)          Discovered 1984-Feb-23 by Debehogne, H. at La Silla (809)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1984 DN = 1988 AC5 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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