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55732 (1986 QN2)
Classification: Main-belt Asteroid          SPK-ID: 2055732
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 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2042632816231691 8.7555e-08  
a 2.759902515151544 4.3889e-08 AU
q 2.196155770446651 2.5024e-07 AU
i 12.74548673679436 1.2432e-05 deg
node 336.2880045695787 3.2258e-05 deg
peri 305.0864614813798 4.6549e-05 deg
M 93.79917876189106 3.9368e-05 deg
tp 2456564.149401976116
(2013-Sep-28.64940198)
0.00017967 JED
period 1674.707789151983
4.59
3.9947e-05
1.094e-07
d
yr
n .2149628743186847 5.1276e-09 deg/d
Q 3.323649259856436 5.2854e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      419  
   data-arc span      10236 days (28.02 yr)  
   first obs. used      1986-08-28  
   last obs. used      2014-09-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57618  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Sep-12 14:57:47  

Additional Information
 Earth MOID = 1.20907 AU 
 T_jup = 3.276 
[ 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 14.3 mag n/a MPO229377  

55732 (1986 QN2)          Discovered 1986-Aug-28 by Debehogne, H. at La Silla (809)
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1986 QN2 = 2000 QF121 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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