Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
155370 (1988 TX)
Classification: Mars-crossing Asteroid          SPK-ID: 2155370
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .314672891655232 7.5007e-08  
a 2.194720466254572 6.1615e-09 au
q 1.504101430763327 1.6367e-07 au
i 4.785692824458149 7.325e-06 deg
node 207.0626726198851 4.9561e-05 deg
peri 136.9902663135294 5.089e-05 deg
M 218.8897432155874 1.0305e-05 deg
tp 2458066.003905084381
(2017-Nov-08.50390508)
3.4784e-05 JED
period 1187.59195574569
3.25
5.0011e-06
1.369e-08
d
yr
n .3031344210932749 1.2765e-09 deg/d
Q 2.885339501745817 8.1004e-09 au
  Orbit Determination Parameters
   # obs. used (total)      517  
   data-arc span      10037 days (27.48 yr)  
   first obs. used      1988-10-07  
   last obs. used      2016-03-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53233  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 17:00:47  

Additional Information
 Earth MOID = .500852 au 
 Jupiter MOID = 2.54376 au 
 T_jup = 3.599 
[ 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 16.4 mag n/a MPO351942  

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 ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2016-May-02 01:23 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin