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JPL Small-Body Database Browser
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47014 (1998 UJ40)
Classification: Main-belt Asteroid          SPK-ID: 2047014
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1141501226337646 4.0865e-08  
a 2.606913782444394 1.344e-08 au
q 2.309334254482715 1.0986e-07 au
i 11.20584138122175 4.2413e-06 deg
node 234.1858969354755 1.9055e-05 deg
peri 324.7593062629043 2.5079e-05 deg
M 148.847600337206 1.8542e-05 deg
tp 2457964.835781339106
(2017-Jul-30.33578134)
7.7777e-05 TDB
period 1537.405495281748
4.21
1.1889e-05
3.255e-08
d
yr
n .2341607345003184 1.8108e-09 deg/d
Q 2.904493310406073 1.4974e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1836  
   data-arc span      7707 days (21.10 yr)  
   first obs. used      1998-10-28  
   last obs. used      2019-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47435  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 03:59:28  

Additional Information
 Earth MOID = 1.31454 au 
 Jupiter MOID = 2.10367 au 
 T_jup = 3.376 
[ 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 13.6   n/a MPO395447  
diameter diameter 4.490 km 0.284 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.419   0.110 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

47014 (1998 UJ40)          Discovered 1998-Oct-28 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 UJ40 = 2000 AU201 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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