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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 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2378442891499542 1.498e-07  
a 2.654332531176811 3.927e-08 AU
q 2.023014697131464 4.0249e-07 AU
i 13.61596536679543 1.8348e-05 deg
node 345.6154329515952 3.8143e-05 deg
peri 332.8177685418446 4.6828e-05 deg
M 178.6781600187842 2.9814e-05 deg
tp 2456216.528288061266
(2012-Oct-16.02828806)
0.00012286 JED
period 1579.542884638357
4.32
3.5053e-05
9.597e-08
d
yr
n .2279140398789638 5.0579e-09 deg/d
Q 3.285650365222158 4.861e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      234  
   data-arc span      6709 days (18.37 yr)  
   first obs. used      1995-08-25  
   last obs. used      2014-01-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55138  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-11 02:05:18  

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 15.0 mag n/a MPO264156  

120576 (1995 QK2)          Discovered 1995-Aug-25 by Shimizu, Y., Urata, T. at Nachi-Katsuura (905)
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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