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 ]  
110829 (2001 UT54)
Classification: Jupiter Trojan          SPK-ID: 2110829
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01999216525447513 5.6673e-08  
a 5.248418208613038 1.2224e-07 au
q 5.14349096446185 3.2019e-07 au
i 4.752385279953403 5.4238e-06 deg
node 86.11581735884577 6.6228e-05 deg
peri 294.3589585737151 0.00015195 deg
M 221.3684855652937 0.00014029 deg
tp 2460891.721706132948
(2025-Aug-04.22170613)
0.0017441 TDB
period 4391.785061935662
12.02
0.00015343
4.201e-07
d
yr
n .08197122466674893 2.8638e-09 deg/d
Q 5.353345452764227 1.2468e-07 au
  Orbit Determination Parameters
   # obs. used (total)      503  
   data-arc span      9453 days (25.88 yr)  
   first obs. used      1995-04-02  
   last obs. used      2021-02-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53805  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:22:19  

Additional Information
 Earth MOID = 4.14766 au 
 Jupiter MOID = .00446714 au 
 T_jup = 2.993 
[ 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 12.89   n/a E2021B55  
diameter diameter 11.088 km 1.025 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  
geometric albedo albedo 0.144   0.049 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  

110829 (2001 UT54)          Discovered 2001-Oct-20 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2001 UT54 = 1996 HF19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-12 12:28 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin