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23442 (1986 QJ2)
Classification: Main-belt Asteroid          SPK-ID: 2023442
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1403427620038993 5.0861e-08  
a 3.116054055546916 3.5897e-08 AU
q 2.67873842283801 1.5324e-07 AU
i 4.580206528738414 1.0938e-05 deg
node 5.355469853548359 6.9567e-05 deg
peri 269.4173991761801 8.2841e-05 deg
M 93.72018981352464 4.7535e-05 deg
tp 2456477.458004614492
(2013-Jul-03.95800461)
0.00026313 JED
period 2009.120112895996
5.50
3.4718e-05
9.505e-08
d
yr
n .1791829157894831 3.0963e-09 deg/d
Q 3.553369688255823 4.0935e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      838  
   data-arc span      23360 days (63.96 yr)  
   first obs. used      1951-02-04  
   last obs. used      2015-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .47948  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Feb-04 14:04:51  

Additional Information
 Earth MOID = 1.66903 AU 
 T_jup = 3.197 
[ 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 13.2 mag n/a MPO229215  

23442 (1986 QJ2)          Discovered 1986-Aug-28 by Debehogne, H. at La Silla (809)
Reference: 20010408/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1986 QJ2 = 1990 FZ2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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