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JPL Small-Body Database Browser
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71180 (1999 XG214)
Classification: Main-belt Asteroid          SPK-ID: 2071180
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 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06321890909118344 3.8026e-08  
a 2.984403099564151 2.1841e-08 au
q 2.795732391321359 1.0934e-07 au
i 11.56242561020091 3.9009e-06 deg
node 105.6581231162177 2.0319e-05 deg
peri 141.8466654357933 3.771e-05 deg
M 182.8179770500611 3.3635e-05 deg
tp 2459927.333676576353
(2022-Dec-13.83367658)
0.00017942 TDB
period 1883.148854563872
5.16
2.0672e-05
5.66e-08
d
yr
n .1911691681342813 2.0985e-09 deg/d
Q 3.173073807806943 2.3221e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1258  
   data-arc span      7357 days (20.14 yr)  
   first obs. used      1999-12-06  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53486  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 16:22:08  

Additional Information
 Earth MOID = 1.79027 au 
 Jupiter MOID = 1.92816 au 
 T_jup = 3.224 
[ 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 14.1   n/a MPO453117  
diameter diameter 6.402 km 0.062 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.143   0.037 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

71180 (1999 XG214)          Discovered 1999-Dec-14 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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