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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2041995320009489 7.4922e-08  
a 2.759634393692573 3.4955e-08 au
q 2.196118342006828 2.023e-07 au
i 12.74549202765104 8.967e-06 deg
node 336.2881400880877 3.0478e-05 deg
peri 305.015672402861 4.2904e-05 deg
M 179.8931244910816 3.9175e-05 deg
tp 2456563.765233252573
(2013-Sep-28.26523325)
0.00017369 JED
period 1674.463751081311
4.58
3.1814e-05
8.71e-08
d
yr
n .2149942032292574 4.0848e-09 deg/d
Q 3.323150445378319 4.2093e-08 au
  Orbit Determination Parameters
   # obs. used (total)      528  
   data-arc span      10704 days (29.31 yr)  
   first obs. used      1986-08-28  
   last obs. used      2015-12-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54426  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 15:17:51  

Additional Information
 Earth MOID = 1.20622 au 
 Jupiter MOID = 2.00237 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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