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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09460818404867122 7.0871e-08  
a 2.307428858183449 1.1372e-08 au
q 2.089127204089214 1.6105e-07 au
i 2.261231396641505 6.5233e-06 deg
node 197.9034096279613 0.00011926 deg
peri 348.2242230233189 0.00012166 deg
M 12.66888960465935 2.3355e-05 deg
tp 2459155.446663624540
(2020-Nov-01.94666362)		 8.3048e-05 TDB
period 1280.238568753535
3.51		 9.4643e-06
2.591e-08		 d
yr
n .2811975898761612 2.0788e-09 deg/d
Q 2.525730512277685 1.2448e-08 au
   Orbit Determination Parameters
   # obs. used (total)      478  
   data-arc span      9628 days (26.36 yr)  
   first obs. used      1994-10-08  
   last obs. used      2021-02-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57553  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 17:07:01  

Additional Information
 Earth MOID = 1.08974 au 
 Jupiter MOID = 2.43082 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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