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 ]  
243490 (2009 UF19)
Classification: Jupiter Trojan          SPK-ID: 2243490
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04452428138745067 8.9069e-08  
a 5.165070970134958 2.5706e-07 au
q 4.935099896874516 6.5474e-07 au
i 13.87168679305717 6.5409e-06 deg
node 65.19752890769232 2.9681e-05 deg
peri 277.2204276890133 9.3147e-05 deg
M 14.14939192668752 9.0768e-05 deg
tp 2458831.981283634912
(2019-Dec-14.48128363)
0.0010812 TDB
period 4287.586223193559
11.74
0.00032008
8.763e-07
d
yr
n .08396332604405518 6.268e-09 deg/d
Q 5.3950420433954 2.685e-07 au
  Orbit Determination Parameters
   # obs. used (total)      331  
   data-arc span      7139 days (19.55 yr)  
   first obs. used      1998-12-25  
   last obs. used      2018-07-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62568  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 09:33:11  

Additional Information
 Earth MOID = 3.96348 au 
 Jupiter MOID = .0771953 au 
 T_jup = 2.940 
[ 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 12.5   n/a MPO454787  
diameter diameter 18.857 km 0.842 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  
geometric albedo albedo 0.054   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  

243490 (2009 UF19)          Discovered 2009-Oct-23 by Mayhill at Mayhill
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Oct-20 07:01 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin