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JPL Small-Body Database Browser
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487946 (2015 TB239)
Classification: Outer Main-belt Asteroid          SPK-ID: 2487946
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2388816324516322 3.8927e-07  
a 3.205755649282219 3.2432e-07 au
q 2.439959506540641 1.0421e-06 au
i 24.28302997517351 1.5848e-05 deg
node 288.6100684490538 3.2607e-05 deg
peri 80.95584987097314 0.00013001 deg
M 212.8848921317457 6.3852e-05 deg
tp 2459457.239568104799
(2021-Aug-30.73956810)
0.00030312 TDB
period 2096.496063435796
5.74
0.00031814
8.71e-07
d
yr
n .1717150851263808 2.6058e-08 deg/d
Q 3.971551792023797 4.0179e-07 au
  Orbit Determination Parameters
   # obs. used (total)      109  
   data-arc span      2769 days (7.58 yr)  
   first obs. used      2009-06-19  
   last obs. used      2017-01-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .54759  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 00:11:45  

Additional Information
 Earth MOID = 1.56993 au 
 Jupiter MOID = 1.98289 au 
 T_jup = 3.013 
[ 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 15.6   n/a E2017B06  

487946 (2015 TB239)          Discovered 2009-Jun-19 by Spacewatch at Kitt Peak
Reference: Last Updated: 2017-03-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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