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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 ]

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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 .09927738116222985 6.0721e-08  
a 2.769653323395442 2.4719e-08 AU
q 2.494689394721476 1.688e-07 AU
i 4.570597410934523 6.2754e-06 deg
node 109.1568839353968 7.9725e-05 deg
peri 215.5744718289058 8.6153e-05 deg
M 77.2144948282412 3.2904e-05 deg
tp 2456639.395518326460
(2013-Dec-12.89551833)
0.00015413 JED
period 1683.590803665115
4.61
2.2539e-05
6.171e-08
d
yr
n .2138286804705117 2.8626e-09 deg/d
Q 3.044617252069408 2.7173e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1067  
   data-arc span      9369 days (25.65 yr)  
   first obs. used      1989-03-07  
   last obs. used      2014-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53854  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 13:07:36  

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 (905)
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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