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120542 (1994 TX8)
Classification: Main-belt Asteroid          SPK-ID: 2120542
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09475802980471716 8.047e-08  
a 2.307787766898147 1.1617e-08 au
q 2.089106344899451 1.846e-07 au
i 2.26103343755662 6.7381e-06 deg
node 197.9075633611373 0.00012608 deg
peri 348.2110008524348 0.00012836 deg
M 316.4485952399687 2.413e-05 deg
tp 2459155.414437462024
(2020-Nov-01.91443746)		 8.5911e-05 TDB
period 1280.537282175341
3.51		 9.6689e-06
2.647e-08		 d
yr
n .2811319943675846 2.1227e-09 deg/d
Q 2.526469188896844 1.2718e-08 au
   Orbit Determination Parameters
   # obs. used (total)      460  
   data-arc span      9241 days (25.30 yr)  
   first obs. used      1994-10-08  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58123  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 06:20:34  

Additional Information
 Earth MOID = 1.09032 au 
 Jupiter MOID = 2.43116 au 
 T_jup = 3.580 
[ 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 16.5   n/a MPO401063  

120542 (1994 TX8)          Discovered 1994-Oct-08 by Spacewatch at Kitt Peak
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

Alternate Designations
 1994 TX8 = 2001 TJ159 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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