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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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2276706506463655 8.6026e-08  
a 2.657242703358941 1.7885e-08 AU
q 2.052266528159904 2.2769e-07 AU
i 15.4662046135164 9.0759e-06 deg
node 147.6340868381697 2.0481e-05 deg
peri 190.986234573782 2.4271e-05 deg
M 186.8563147491597 1.1325e-05 deg
tp 2457761.438254454724
(2017-Jan-07.93825445)
5.1412e-05 JED
period 1582.141278827673
4.33
1.5974e-05
4.373e-08
d
yr
n .2275397303752487 2.2973e-09 deg/d
Q 3.262218878557979 2.1957e-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 = 1.04505 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 (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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