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JPL Small-Body Database Browser
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71190 (1999 XO229)
Classification: Main-belt Asteroid          SPK-ID: 2071190
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1279097528648028 4.4474e-08  
a 2.812736680001337 1.9395e-08 au
q 2.4529602263886 1.3075e-07 au
i 8.774031737408164 6.0892e-06 deg
node 358.8054239510375 3.1072e-05 deg
peri 108.2235860016546 4.3398e-05 deg
M 358.5599559573301 2.6092e-05 deg
tp 2458607.392318145862
(2019-May-03.89231815)
0.00012487 TDB
period 1723.026837366798
4.72
1.7821e-05
4.879e-08
d
yr
n .2089346446571704 2.161e-09 deg/d
Q 3.172513133614073 2.1876e-08 au
  Orbit Determination Parameters
   # obs. used (total)      926  
   data-arc span      7495 days (20.52 yr)  
   first obs. used      1998-08-17  
   last obs. used      2019-02-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55158  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:25:57  

Additional Information
 Earth MOID = 1.48686 au 
 Jupiter MOID = 1.97142 au 
 T_jup = 3.291 
[ 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 14.4   n/a MPO453117  
diameter diameter 3.164 km 0.266 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.307   0.071 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

71190 (1999 XO229)          Discovered 1999-Dec-07 by CSS at Catalina
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 XO229 = 2001 AV23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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