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JPL Small-Body Database Browser
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487997 (2015 TK344)
Classification: Main-belt Asteroid          SPK-ID: 2487997
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0736620600555669 6.7273e-08  
a 2.644126308760051 4.6926e-08 au
q 2.449354517809664 1.9672e-07 au
i 3.194191601184354 5.9566e-06 deg
node 82.37052046204269 0.00014715 deg
peri 239.0280464304864 0.0001643 deg
M 85.44474411746067 6.5684e-05 deg
tp 2458627.761223193189
(2019-May-24.26122319)
0.00029263 TDB
period 1570.441354075413
4.30
4.1806e-05
1.145e-07
d
yr
n .229234921167717 6.1024e-09 deg/d
Q 2.838898099710438 5.0382e-08 au
  Orbit Determination Parameters
   # obs. used (total)      103  
   data-arc span      3842 days (10.52 yr)  
   first obs. used      2009-03-27  
   last obs. used      2019-10-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62858  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 18:49:33  

Additional Information
 Earth MOID = 1.43833 au 
 Jupiter MOID = 2.36612 au 
 T_jup = 3.388 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.2   n/a MPO446848  

487997 (2015 TK344)          Discovered 2011-Oct-26 by Pan-STARRS 1 at Haleakala
Reference: Last Updated: 2017-03-14

Alternate Designations
 2015 TK344 = 2011 WG123 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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