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120576 (1995 QK2)
Classification: Main-belt Asteroid          SPK-ID: 2120576
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .237844288952135 1.4919e-07  
a 2.654332533070241 3.75e-08 AU
q 2.02301469909963 4.0017e-07 AU
i 13.61596597388937 1.5368e-05 deg
node 345.6154353278185 2.8602e-05 deg
peri 332.8177631793986 3.5603e-05 deg
M 178.6781615433205 2.8253e-05 deg
tp 2456216.528280533329
(2012-Oct-16.02828053)
0.00011357 JED
period 1579.542886328473
4.32
3.3473e-05
9.164e-08
d
yr
n .2279140396350951 4.8299e-09 deg/d
Q 3.285650367040851 4.6419e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      330  
   data-arc span      7151 days (19.58 yr)  
   first obs. used      1995-08-25  
   last obs. used      2015-03-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53655  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Apr-07 21:10:15  

Additional Information
 Earth MOID = 1.02117 AU 
 T_jup = 3.309 
[ 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 15.2 mag n/a MPO325313  

120576 (1995 QK2)          Discovered 1995-Aug-25 by Shimizu, Y., Urata, T. at Nachi-Katsuura
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ show close-approach data ]
Alternate Designations
 1995 QK2 = 1995 SE21 = 2004 RS325 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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