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JPL Small-Body Database Browser
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487923 (2015 TF204)
Classification: Main-belt Asteroid          SPK-ID: 2487923
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09923076618850531 8.5241e-08  
a 2.184992140700776 2.4588e-08 au
q 1.968173696463176 1.8808e-07 au
i 2.216492036522435 9.8453e-06 deg
node 15.57540467726893 0.00014047 deg
peri 324.5026811504745 0.00014547 deg
M 74.84224668366231 3.5361e-05 deg
tp 2458355.245174576262
(2018-Aug-24.74517458)
0.00011665 TDB
period 1179.704526051049
3.23
1.9913e-05
5.452e-08
d
yr
n .3051611586208511 5.1511e-09 deg/d
Q 2.401810584938377 2.7028e-08 au
  Orbit Determination Parameters
   # obs. used (total)      90  
   data-arc span      6870 days (18.81 yr)  
   first obs. used      1999-12-14  
   last obs. used      2018-10-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57577  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-15 06:49:53  

Additional Information
 Earth MOID = .95902 au 
 Jupiter MOID = 2.89526 au 
 T_jup = 3.670 
[ 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 18.1   n/a MPO456352  

487923 (2015 TF204)          Discovered 2011-May-22 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2017-03-14

Alternate Designations
 2015 TF204 = 2011 KW37 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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