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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2276706604609199 8.3461e-08  
a 2.657242707303238 1.6952e-08 AU
q 2.052266505126547 2.2189e-07 AU
i 15.46620396528887 8.7732e-06 deg
node 147.6340896953008 1.9245e-05 deg
peri 190.9862264694166 2.2164e-05 deg
M 186.8563174655665 1.0735e-05 deg
tp 2457761.438244210815
(2017-Jan-07.93824421)
4.9633e-05 JED
period 1582.141282350366
4.33
1.514e-05
4.145e-08
d
yr
n .2275397298686235 2.1774e-09 deg/d
Q 3.262218909479929 2.0811e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      919  
   data-arc span      22326 days (61.13 yr)  
   first obs. used      1954-02-10  
   last obs. used      2015-03-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5787  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Apr-07 16:55:26  

Additional Information
 Earth MOID = 1.04505 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
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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