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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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3152207030394269 7.562e-08  
a 2.193206050849186 6.0982e-09 AU
q 1.501862097590181 1.6516e-07 AU
i 4.778861247704339 8.8362e-06 deg
node 207.1779024551262 5.2636e-05 deg
peri 136.6621742626846 5.516e-05 deg
M 37.23478769002878 1.1999e-05 deg
tp 2456877.794519320922
(2014-Aug-08.29451932)
3.9424e-05 JED
period 1186.362962834821
3.25
4.948e-06
1.355e-08
d
yr
n .3034484481374721 1.2656e-09 deg/d
Q 2.884550004108192 8.0205e-09 AU
  Orbit Determination Parameters
   # obs. used (total)      476  
   data-arc span      9619 days (26.34 yr)  
   first obs. used      1988-10-07  
   last obs. used      2015-02-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52465  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 20:33:32  

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 16.3 mag n/a MPO320653  

155370 (1988 TX)          Discovered 1988-Oct-13 by Ueda, S., Kaneda, H. at Kushiro
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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