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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2527185646699234 4.7569e-08  
a 2.344092115884135 9.0766e-09 au
q 1.751696520903812 1.1018e-07 au
i 2.251887672853841 4.866e-06 deg
node 314.3324691310409 0.00012716 deg
peri 77.10786580013394 0.00012758 deg
M 329.3299342872175 1.1702e-05 deg
tp 2459312.179289892514
(2021-Apr-07.67928989)
4.3064e-05 TDB
period 1310.872455827464
3.59
7.6138e-06
2.085e-08
d
yr
n .2746262600908467 1.5951e-09 deg/d
Q 2.936487710864458 1.137e-08 au
  Orbit Determination Parameters
   # obs. used (total)      610  
   data-arc span      8549 days (23.41 yr)  
   first obs. used      1997-03-03  
   last obs. used      2020-07-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52838  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:09:32  

Additional Information
 Earth MOID = .757945 au 
 Jupiter MOID = 2.51744 au 
 T_jup = 3.518 
[ 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 16.26   n/a E2021B55  

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

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