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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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2042633463545456 7.639e-08  
a 2.759902514383639 3.6293e-08 AU
q 2.196155591183313 2.0797e-07 AU
i 12.74548400676188 1.0435e-05 deg
node 336.2880088299236 3.1493e-05 deg
peri 305.0864779964608 4.557e-05 deg
M 93.79916002568665 3.9701e-05 deg
tp 2456564.149489318416
(2013-Sep-28.64948932)
0.00018108 JED
period 1674.707788453037
4.59
3.3034e-05
9.044e-08
d
yr
n .2149628744084003 4.2402e-09 deg/d
Q 3.323649437583966 4.3706e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      506  
   data-arc span      10392 days (28.45 yr)  
   first obs. used      1986-08-28  
   last obs. used      2015-02-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5387  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 16:47:54  

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
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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