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JPL Small-Body Database Browser
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71141 (1999 XX180)
Classification: Main-belt Asteroid          SPK-ID: 2071141
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1316199814628035 2.5606e-08  
a 2.542010537720909 1.0072e-08 au
q 2.207431157867832 6.7354e-08 au
i 13.31002858427584 7.3961e-06 deg
node 26.66463018283013 1.2801e-05 deg
peri 75.5305238556158 3.5823e-05 deg
M 349.4928827993654 3.181e-05 deg
tp 2459043.706145370042
(2020-Jul-13.20614537)
0.00013087 TDB
period 1480.35013183974
4.05
8.798e-06
2.409e-08
d
yr
n .2431857114455764 1.4453e-09 deg/d
Q 2.876589917573986 1.1397e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1337  
   data-arc span      9742 days (26.67 yr)  
   first obs. used      1993-05-28  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46821  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 16:21:19  

Additional Information
 Earth MOID = 1.26659 au 
 Jupiter MOID = 2.36293 au 
 T_jup = 3.395 
[ 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 14.8   n/a MPO502592  

71141 (1999 XX180)          Discovered 1999-Dec-12 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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