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JPL Small-Body Database Browser
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47424 (1999 XE169)
Classification: Main-belt Asteroid          SPK-ID: 2047424
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06223322498953561 6.4474e-08  
a 2.582858059558012 1.1967e-08 au
q 2.422118472821503 1.7036e-07 au
i 5.413892163848219 5.1632e-06 deg
node 43.37185500088553 4.4315e-05 deg
peri 152.6461734622181 5.762e-05 deg
M 134.9113753865474 4.0725e-05 deg
tp 2458032.307749255783
(2017-Oct-05.80774926)		 0.0001695 TDB
period 1516.174671571205
4.15		 1.0537e-05
2.885e-08		 d
yr
n .2374396609771443 1.6502e-09 deg/d
Q 2.743597646294521 1.2712e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1409  
   data-arc span      10654 days (29.17 yr)  
   first obs. used      1990-09-26  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53569  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 03:25:24  

Additional Information
 Earth MOID = 1.42137 au 
 Jupiter MOID = 2.21396 au 
 T_jup = 3.415 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.4   n/a MPO395451  
diameter diameter 3.714 km 0.274 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.267   0.057 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

47424 (1999 XE169)          Discovered 1999-Dec-10 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 XE169 = 1998 RT33 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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