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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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .237844288778482 1.4919e-07  
a 2.654332533026014 3.7492e-08 AU
q 2.023014699526855 4.0016e-07 AU
i 13.61596591920026 1.5364e-05 deg
node 345.6154349286404 2.8491e-05 deg
peri 332.817763621834 3.5497e-05 deg
M 178.6781615216337 2.8246e-05 deg
tp 2456216.528280648076
(2012-Oct-16.02828065)
0.00011353 JED
period 1579.542886288995
4.32
3.3466e-05
9.162e-08
d
yr
n .2279140396407914 4.8289e-09 deg/d
Q 3.285650366525172 4.6409e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      334  
   data-arc span      7169 days (19.63 yr)  
   first obs. used      1995-08-25  
   last obs. used      2015-04-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53459  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 20:34:08  

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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