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155370 (1988 TX)
Classification: Mars-crossing Asteroid          SPK-ID: 2155370
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3152207306448821 7.7323e-08  
a 2.19320604931642 6.3395e-09 AU
q 1.501862035996123 1.6907e-07 AU
i 4.778861478539759 9.5637e-06 deg
node 207.177912618895 5.7981e-05 deg
peri 136.662167666898 6.0464e-05 deg
M 37.23478596011411 1.2203e-05 deg
tp 2456877.794525150407
(2014-Aug-08.29452515)
4.0084e-05 JED
period 1186.362961591151
3.25
5.1438e-06
1.408e-08
d
yr
n .3034484484555787 1.3157e-09 deg/d
Q 2.884550062636717 8.3379e-09 AU
  Orbit Determination Parameters
   # obs. used (total)      331  
   data-arc span      9520 days (26.06 yr)  
   first obs. used      1988-10-07  
   last obs. used      2014-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55861  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 16:48:52  

Additional Information
 Earth MOID = .499873 AU 
 T_jup = 3.600 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.2 mag n/a MPO257706  

155370 (1988 TX)          Discovered 1988-Oct-13 by Ueda, S., Kaneda, H. at Kushiro (399)
Reference: 20070502/Numbers.arcLast Updated: 2007-05-02

[ show close-approach data ]
Alternate Designations
 1988 TX = 2001 QG2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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