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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 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2042633641682966 8.2566e-08  
a 2.759902504025598 4.0149e-08 AU
q 2.196155533776824 2.3082e-07 AU
i 12.74548496893482 1.1883e-05 deg
node 336.2880069047332 3.1867e-05 deg
peri 305.0864826246944 4.6186e-05 deg
M 93.79916071578614 3.9725e-05 deg
tp 2456564.149488564562
(2013-Sep-28.64948856)
0.00018125 JED
period 1674.707779025154
4.59
3.6544e-05
1.001e-07
d
yr
n .2149628756185487 4.6907e-09 deg/d
Q 3.323649474274373 4.835e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      438  
   data-arc span      10289 days (28.17 yr)  
   first obs. used      1986-08-28  
   last obs. used      2014-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56483  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 14:42:44  

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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