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487882 (2015 TX138)
Classification: Main-belt Asteroid          SPK-ID: 2487882
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07147449071010857 5.0853e-08  
a 2.947066181439635 5.4563e-08 au
q 2.736426127032253 1.5592e-07 au
i 10.09066199467189 5.1526e-06 deg
node 154.9427533505609 3.6553e-05 deg
peri 297.8608037856673 6.1381e-05 deg
M 286.6471690716889 4.5309e-05 deg
tp 2459377.028313142573
(2021-Jun-11.52831314)
0.00023223 TDB
period 1847.920400833634
5.06
5.132e-05
1.405e-07
d
yr
n .1948135860384445 5.4103e-09 deg/d
Q 3.157706235847018 5.8463e-08 au
  Orbit Determination Parameters
   # obs. used (total)      149  
   data-arc span      5917 days (16.20 yr)  
   first obs. used      2002-03-09  
   last obs. used      2018-05-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59112  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-31 17:37:23  

Additional Information
 Earth MOID = 1.77052 au 
 Jupiter MOID = 1.96903 au 
 T_jup = 3.244 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.3   n/a MPO450510  

487882 (2015 TX138)          Discovered 2007-Feb-21 by Spacewatch at Kitt Peak
Reference: Last Updated: 2017-03-14

[ show close-approach data ]
Alternate Designations
 2015 TX138 = 2007 DA67 = 2012 DN66 = 2016 AX2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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