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JPL Small-Body Database Browser
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146242 (2000 XQ2)
Classification: Main-belt Asteroid          SPK-ID: 2146242
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1009858578646903 5.1324e-08  
a 3.159628367488129 2.9929e-08 au
q 2.84055058626373 1.563e-07 au
i 15.8481850639859 7.0788e-06 deg
node 282.6504614838538 2.3438e-05 deg
peri 143.6579368995951 5.7776e-05 deg
M 87.16328203333862 4.9045e-05 deg
tp 2458103.812183255389
(2017-Dec-16.31218326)
0.00027826 TDB
period 2051.409835160509
5.62
2.9148e-05
7.98e-08
d
yr
n .1754890679715555 2.4934e-09 deg/d
Q 3.478706148712529 3.2952e-08 au
  Orbit Determination Parameters
   # obs. used (total)      552  
   data-arc span      6751 days (18.48 yr)  
   first obs. used      2000-11-06  
   last obs. used      2019-05-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55231  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:22:01  

Additional Information
 Earth MOID = 1.87082 au 
 Jupiter MOID = 1.78996 au 
 T_jup = 3.138 
[ 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 14.2   n/a MPO436735  
diameter diameter 9.627 km 0.150 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.058   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

146242 (2000 XQ2)          Discovered 2000-Dec-01 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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