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JPL Small-Body Database Browser
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487987 (2015 TH326)
Classification: Main-belt Asteroid          SPK-ID: 2487987
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1072017362462439 9.0317e-08  
a 2.710994792949632 4.9879e-08 au
q 2.420371444190905 2.7715e-07 au
i 14.28198790119703 8.2181e-06 deg
node 162.6903208246048 2.1863e-05 deg
peri 235.9182846206625 4.1813e-05 deg
M 275.1607362472553 3.5164e-05 deg
tp 2458984.725197258196
(2020-May-15.22519726)
0.00016332 TDB
period 1630.389808851632
4.46
4.4995e-05
1.232e-07
d
yr
n .2208060906940817 6.0938e-09 deg/d
Q 3.001618141708359 5.5226e-08 au
  Orbit Determination Parameters
   # obs. used (total)      168  
   data-arc span      5672 days (15.53 yr)  
   first obs. used      2004-04-21  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58807  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 18:49:17  

Additional Information
 Earth MOID = 1.45329 au 
 Jupiter MOID = 2.44957 au 
 T_jup = 3.310 
[ 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 16.5   n/a MPO450511  

487987 (2015 TH326)          Discovered 2006-Sep-25 by LONEOS at Anderson Mesa
Reference: Last Updated: 2017-03-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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