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JPL Small-Body Database Browser
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47460 (1999 XQ241)
Classification: Main-belt Asteroid          SPK-ID: 2047460
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 .1114497453939847 2.678e-08  
a 2.538285688137893 1.0513e-08 au
q 2.25539439445773 7.0021e-08 au
i 5.325643888550867 3.0321e-06 deg
node 111.9487975431313 5.5916e-05 deg
peri 357.52025946884 6.0712e-05 deg
M 250.9939920342439 2.4562e-05 deg
tp 2459047.756965399099
(2020-Jul-17.25696540)
0.00010102 TDB
period 1477.097552221682
4.04
9.1768e-06
2.512e-08
d
yr
n .243721208161593 1.5142e-09 deg/d
Q 2.821176981818057 1.1685e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1106  
   data-arc span      8385 days (22.96 yr)  
   first obs. used      1996-12-14  
   last obs. used      2019-11-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55109  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 04:03:32  

Additional Information
 Earth MOID = 1.27235 au 
 Jupiter MOID = 2.27601 au 
 T_jup = 3.432 
[ 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 MPO452818  
diameter diameter 3.180 km 0.785 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.132   0.075 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

47460 (1999 XQ241)          Discovered 1999-Dec-13 by LONEOS at Anderson Mesa
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 XQ241 = 2001 FA79 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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