Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02516691836929208 5.4607e-08  
a 5.130171859507803 9.7595e-08 au
q 5.001061243099131 2.7788e-07 au
i 28.46664660713759 5.5385e-06 deg
node 189.5990388660381 8.839e-06 deg
peri 317.1675229891527 0.00011792 deg
M 210.9985009097153 0.00012162 deg
tp 2460757.146744206934
(2025-Mar-22.64674421)
0.0014631 TDB
period 4244.204466233654
11.62
0.00012111
3.316e-07
d
yr
n .0848215496836012 2.4204e-09 deg/d
Q 5.259282475916475 1.0005e-07 au
  Orbit Determination Parameters
   # obs. used (total)      1748  
   data-arc span      23849 days (65.30 yr)  
   first obs. used      1955-04-18  
   last obs. used      2020-08-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50149  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 00:59:10  

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 ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Oct-28 00:31 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin