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JPL Small-Body Database Browser
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71107 (1999 XT151)
Classification: Main-belt Asteroid          SPK-ID: 2071107
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06281357185527557 4.5861e-08  
a 3.104231558481927 2.766e-08 au
q 2.909243686427809 1.4387e-07 au
i 7.842846886381112 5.6869e-06 deg
node 300.6856783832438 3.7833e-05 deg
peri 169.5347771507668 5.9796e-05 deg
M 260.9256041704816 4.6814e-05 deg
tp 2459550.279476432786
(2021-Dec-01.77947643)
0.00026194 TDB
period 1997.696880800297
5.47
2.67e-05
7.31e-08
d
yr
n .1802075196992751 2.4085e-09 deg/d
Q 3.299219430536046 2.9397e-08 au
  Orbit Determination Parameters
   # obs. used (total)      524  
   data-arc span      8122 days (22.24 yr)  
   first obs. used      1997-07-30  
   last obs. used      2019-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55623  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 08:24:36  

Additional Information
 Earth MOID = 1.92624 au 
 Jupiter MOID = 1.79248 au 
 T_jup = 3.204 
[ 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 14.7   n/a MPO493363  

71107 (1999 XT151)          Discovered 1999-Dec-07 by Spacewatch at Kitt Peak
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 XT151 = 1998 UJ31 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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