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JPL Small-Body Database Browser
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74320 (1998 UX17)
Classification: Main-belt Asteroid          SPK-ID: 2074320
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06368847456198641 3.4577e-08  
a 2.960854307317017 2.5877e-08 au
q 2.772282013083709 1.0108e-07 au
i 9.577222220242785 7.4944e-06 deg
node 353.7291363273144 2.3315e-05 deg
peri 89.76877257972529 6.5839e-05 deg
M 316.7466320789986 6.0619e-05 deg
tp 2458824.084355637148
(2019-Dec-06.58435564)
0.000314 TDB
period 1860.904061306445
5.09
2.4396e-05
6.679e-08
d
yr
n .1934543577422592 2.5361e-09 deg/d
Q 3.149426601550324 2.7526e-08 au
  Orbit Determination Parameters
   # obs. used (total)      723  
   data-arc span      7709 days (21.11 yr)  
   first obs. used      1998-10-19  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55417  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 06:46:04  

Additional Information
 Earth MOID = 1.80932 au 
 Jupiter MOID = 1.99801 au 
 T_jup = 3.242 
[ 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 14.7   n/a MPO412634  
diameter diameter 3.839 km 1.383 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.190   0.137 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74320 (1998 UX17)          Discovered 1998-Oct-19 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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