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JPL Small-Body Database Browser
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487938 (2015 TU220)
Classification: Main-belt Asteroid          SPK-ID: 2487938
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04101612461375611 8.2328e-08  
a 2.706040401747505 4.1553e-08 au
q 2.59504911141957 2.5211e-07 au
i 6.465703867114836 6.5219e-06 deg
node 16.95882922415425 5.4539e-05 deg
peri 352.9102755330237 0.00010735 deg
M 290.7437705506126 9.1756e-05 deg
tp 2458913.292394045073
(2020-Mar-04.79239405)
0.00041706 TDB
period 1625.922501867047
4.45
3.7451e-05
1.025e-07
d
yr
n .2214127669594412 5.0999e-09 deg/d
Q 2.817031692075439 4.3258e-08 au
  Orbit Determination Parameters
   # obs. used (total)      131  
   data-arc span      4775 days (13.07 yr)  
   first obs. used      2006-09-30  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57551  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 18:49:01  

Additional Information
 Earth MOID = 1.5935 au 
 Jupiter MOID = 2.36131 au 
 T_jup = 3.355 
[ 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 16.9   n/a MPO446848  

487938 (2015 TU220)          Discovered 2006-Sep-30 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2017-03-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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