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JPL Small-Body Database Browser
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71138 (1999 XY179)
Classification: Main-belt Asteroid          SPK-ID: 2071138
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .16041752458599 4.3402e-08  
a 2.712362483371798 1.5085e-08 au
q 2.277252008009385 1.1678e-07 au
i 5.668095302584361 5.325e-06 deg
node 29.3184860794761 4.5278e-05 deg
peri 25.5264517133977 4.8283e-05 deg
M 154.8208301255443 1.6815e-05 deg
tp 2457898.807376736679
(2017-May-25.30737674)
7.3922e-05 TDB
period 1631.623756118312
4.47
1.3612e-05
3.727e-08
d
yr
n .2206391017843796 1.8407e-09 deg/d
Q 3.14747295873421 1.7505e-08 au
  Orbit Determination Parameters
   # obs. used (total)      740  
   data-arc span      9896 days (27.09 yr)  
   first obs. used      1992-04-05  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58221  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:36:27  

Additional Information
 Earth MOID = 1.28961 au 
 Jupiter MOID = 2.22637 au 
 T_jup = 3.337 
[ 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 15.1   n/a MPO436280  

71138 (1999 XY179)          Discovered 1999-Dec-10 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 XY179 = 1994 UT12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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