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8559 (1995 QM2)
Classification: Main-belt Asteroid          SPK-ID: 2008559
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09927743216334395 5.4858e-08  
a 2.769653303078861 2.2408e-08 AU
q 2.494689235166468 1.4782e-07 AU
i 4.570598960210591 5.5133e-06 deg
node 109.1568896771243 7.4087e-05 deg
peri 215.5744650754905 8.0962e-05 deg
M 77.21450425840723 3.2614e-05 deg
tp 2456639.395478198240
(2013-Dec-12.89547820)
0.00015301 JED
period 1683.590785140337
4.61
2.0432e-05
5.594e-08
d
yr
n .2138286828232978 2.595e-09 deg/d
Q 3.044617370991254 2.4633e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1278  
   data-arc span      9511 days (26.04 yr)  
   first obs. used      1989-03-07  
   last obs. used      2015-03-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52833  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Apr-07 16:32:15  

Additional Information
 Earth MOID = 1.48486 AU 
 T_jup = 3.326 
[ 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 13.1 mag n/a PDS3 (MPC 31509)  

8559 (1995 QM2)          Discovered 1995-Aug-25 by Shimizu, Y., Urata, T. at Nachi-Katsuura
Reference: 19980313/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1995 QM2 = 1989 GB8 = 1993 BK6 = 1993 DF3 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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