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134431 (1998 RU34)
Classification: Main-belt Asteroid          SPK-ID: 2134431
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2102674568915304 6.6099e-08  
a 2.541109918264589 1.0764e-08 au
q 2.00679719806925 1.7134e-07 au
i 3.241941306869191 7.3481e-06 deg
node 134.760798045766 5.842e-05 deg
peri 213.0314189348723 6.0402e-05 deg
M 131.4288792561366 1.596e-05 deg
tp 2458460.340638094490
(2018-Dec-07.84063809)
6.3702e-05 TDB
period 1479.563482444473
4.05
9.4014e-06
2.574e-08
d
yr
n .2433150076164512 1.5461e-09 deg/d
Q 3.075422638459929 1.3028e-08 au
  Orbit Determination Parameters
   # obs. used (total)      450  
   data-arc span      7833 days (21.45 yr)  
   first obs. used      1998-08-23  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63117  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 07:29:11  

Additional Information
 Earth MOID = 1.00097 au 
 Jupiter MOID = 2.34747 au 
 T_jup = 3.412 
[ 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 16.3   n/a MPO453829  

134431 (1998 RU34)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

Alternate Designations
 1998 RU34 = 2000 CD129 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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