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71075 (1999 XB117)
Classification: Main-belt Asteroid          SPK-ID: 2071075
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1842163889926148 5.9519e-08  
a 2.726985792046585 1.2804e-08 au
q 2.224630316601598 1.6279e-07 au
i 14.10535530801923 5.9564e-06 deg
node 47.69747364637881 1.6394e-05 deg
peri 346.9126863105858 1.94e-05 deg
M 213.5705474161524 1.0446e-05 deg
tp 2459669.534752927858
(2022-Mar-31.03475293)
4.9646e-05 TDB
period 1644.836518910792
4.50
1.1585e-05
3.172e-08
d
yr
n .2188667359102601 1.5415e-09 deg/d
Q 3.229341267491572 1.5163e-08 au
  Orbit Determination Parameters
   # obs. used (total)      888  
   data-arc span      7524 days (20.60 yr)  
   first obs. used      1999-09-18  
   last obs. used      2020-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51708  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 13:42:49  

Additional Information
 Earth MOID = 1.23431 au 
 Jupiter MOID = 2.20144 au 
 T_jup = 3.288 
[ 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 14.7   n/a MPO324923  

71075 (1999 XB117)          Discovered 1999-Dec-05 by CSS at Catalina
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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