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JPL Small-Body Database Browser
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71072 (1999 XL112)
Classification: Main-belt Asteroid          SPK-ID: 2071072
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 .1077678827086799 3.9703e-08  
a 3.127225989392394 2.3762e-08 au
q 2.790211465764019 1.2518e-07 au
i 12.74606739731484 5.0888e-06 deg
node 71.90557107718178 2.1063e-05 deg
peri 80.79969002688095 3.3353e-05 deg
M 203.0903837125958 2.5351e-05 deg
tp 2459880.908823765479
(2022-Oct-28.40882377)
0.00014581 TDB
period 2019.934686316705
5.53
2.3022e-05
6.303e-08
d
yr
n .1782235843756166 2.0313e-09 deg/d
Q 3.464240513020769 2.6323e-08 au
  Orbit Determination Parameters
   # obs. used (total)      944  
   data-arc span      7618 days (20.86 yr)  
   first obs. used      1998-10-17  
   last obs. used      2019-08-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55792  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 13:42:49  

Additional Information
 Earth MOID = 1.83745 au 
 Jupiter MOID = 1.72497 au 
 T_jup = 3.167 
[ 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 13.9   n/a MPO432264  

71072 (1999 XL112)          Discovered 1999-Dec-10 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

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