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134700 (1999 XB120)
Classification: Main-belt Asteroid          SPK-ID: 2134700
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2530960929390313 4.76e-08  
a 2.344897406914602 8.9002e-09 au
q 1.75141303488165 1.1048e-07 au
i 2.251598785580598 4.8981e-06 deg
node 314.3359598016964 0.00012776 deg
peri 77.07222305730532 0.00012819 deg
M 274.4874041170312 1.1516e-05 deg
tp 2459312.038544142623
(2021-Apr-07.53854414)		 4.3193e-05 TDB
period 1311.548020888482
3.59		 7.4671e-06
2.044e-08		 d
yr
n .2744848028943119 1.5627e-09 deg/d
Q 2.938381778947553 1.1153e-08 au
   Orbit Determination Parameters
   # obs. used (total)      603  
   data-arc span      8549 days (23.41 yr)  
   first obs. used      1997-03-03  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52727  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 10:57:39  

Additional Information
 Earth MOID = .758807 au 
 Jupiter MOID = 2.51452 au 
 T_jup = 3.517 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.2   n/a MPO280685  

134700 (1999 XB120)          Discovered 1999-Dec-05 by CSS at Catalina
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

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Alternate Designations
 1999 XB120 = 1997 EE14 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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