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16411 (1986 QY2)
Classification: Main-belt Asteroid          SPK-ID: 2016411
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2266785712111482 8.5885e-08  
a 2.659246251039113 1.803e-08 AU
q 2.056452110354965 2.2735e-07 AU
i 15.45526379924054 9.0694e-06 deg
node 147.6357874359847 2.0495e-05 deg
peri 190.9657145844403 2.4328e-05 deg
M 141.4330730476694 1.1363e-05 deg
tp 2456178.221584248599
(2012-Sep-07.72158425)
4.9859e-05 JED
period 1583.931005974813
4.34
1.6109e-05
4.41e-08
d
yr
n .2272826269844007 2.3115e-09 deg/d
Q 3.262040391723263 2.2117e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      818  
   data-arc span      21926 days (60.03 yr)  
   first obs. used      1954-02-10  
   last obs. used      2014-02-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5905  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-16 13:58:32  

Additional Information
 Earth MOID = 1.04745 AU 
 T_jup = 3.299 
[ 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 13.5 mag n/a MPO279688  

16411 (1986 QY2)          Discovered 1986-Aug-28 by Debehogne, H. at La Silla (809)
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1986 QY2 = 1998 GM8 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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