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487977 (2015 TE308)
Classification: Main-belt Asteroid          SPK-ID: 2487977
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1786424942119985 6.5878e-08  
a 2.727487710769015 5.5535e-08 au
q 2.240242503184664 1.8647e-07 au
i 16.92265513777334 6.4918e-06 deg
node 96.90884309608862 2.3788e-05 deg
peri 277.843674263519 3.0836e-05 deg
M 59.30872659832912 2.0521e-05 deg
tp 2458929.444184615820
(2020-Mar-20.94418462)
8.9761e-05 TDB
period 1645.290653417163
4.50
5.025e-05
1.376e-07
d
yr
n .2188063241302096 6.6827e-09 deg/d
Q 3.214732918353365 6.5456e-08 au
  Orbit Determination Parameters
   # obs. used (total)      103  
   data-arc span      5689 days (15.58 yr)  
   first obs. used      2005-06-08  
   last obs. used      2021-01-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5304  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 17:23:21  

Additional Information
 Earth MOID = 1.31474 au 
 Jupiter MOID = 2.43565 au 
 T_jup = 3.271 
[ 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 16.7   n/a MPO477321  

487977 (2015 TE308)          Discovered 2014-May-06 by Pan-STARRS 1 at Haleakala
Reference: Last Updated: 2017-03-14

Alternate Designations
 2015 TE308 = 2014 NL17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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