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JPL Small-Body Database Browser
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15398 (1997 UZ23)
Classification: Jupiter Trojan          SPK-ID: 2015398
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02516691912276198 5.7041e-08  
a 5.130171850854209 9.9912e-08 au
q 5.001061230797891 2.8558e-07 au
i 28.46664660091218 5.5493e-06 deg
node 189.59903588 9.0753e-06 deg
peri 317.1675241861565 0.00011815 deg
M 210.9985025095405 0.00012191 deg
tp 2460757.146720901185
(2025-Mar-22.64672090)
0.0014672 TDB
period 4244.204455494943
11.62
0.00012399
3.395e-07
d
yr
n .08482154989821719 2.4779e-09 deg/d
Q 5.259282470910527 1.0243e-07 au
  Orbit Determination Parameters
   # obs. used (total)      1628  
   data-arc span      23637 days (64.71 yr)  
   first obs. used      1955-04-18  
   last obs. used      2020-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51259  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-28 23:47:56  

Additional Information
 Earth MOID = 4.02844 au 
 Jupiter MOID = .263937 au 
 T_jup = 2.759 
[ 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 10.9   n/a MPO502287  
diameter diameter 35.516 km 1.111 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)  
geometric albedo albedo 0.067   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)  

15398 (1997 UZ23)          Discovered 1997-Oct-30 by Skiff, B. A. at Anderson Mesa
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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