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 ]  
4501 Eurypylos (1989 CJ3)
Classification: Jupiter Trojan          SPK-ID: 2004501
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05317877449206452 2.4216e-08  
a 5.214831320903486 7.6159e-08 au
q 4.937512982075004 1.7866e-07 au
i 8.300124736758244 1.5978e-06 deg
node 244.2699108916608 1.4879e-06 deg
peri 179.5135640763567 2.3661e-05 deg
M 324.8468073459185 2.6593e-05 deg
tp 2459625.237981022053
(2022-Feb-14.73798102)
0.0003231 TDB
period 4349.695194760237
11.91
9.5287e-05
2.609e-07
d
yr
n .08276442000664001 1.8131e-09 deg/d
Q 5.492149659731967 8.0209e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2165  
   data-arc span      25299 days (69.26 yr)  
   first obs. used      1951-12-01  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .41756  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 16:25:52  

Additional Information
 Earth MOID = 3.95017 au 
 Jupiter MOID = .116677 au 
 T_jup = 2.976 
[ 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 10.54   n/a E2021B10  
diameter diameter 45.524 km 0.767 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)  
rotation period rot_per 6.941 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Stephens, R.D.; Warner, B.D. (2020) Minor Planet Bull. 47, 43-46.]
geometric albedo albedo 0.065   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)  

4501 Eurypylos (1989 CJ3)          Discovered 1989-Feb-04 by Elst, E. W. at La Silla
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1989 CJ3 = 1986 WJ1 = 1987 WD2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-19 01:07 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin