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 ]  
58119 (1981 EJ9)
Classification: Main-belt Asteroid          SPK-ID: 2058119
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .108547954367359 4.1448e-08  
a 2.562736399198398 1.2568e-08 au
q 2.28455660548264 1.0953e-07 au
i 3.991245527325311 3.8354e-06 deg
node 312.2955475954692 8.0212e-05 deg
peri 203.9205363514914 8.381e-05 deg
M 265.0561163327953 2.632e-05 deg
tp 2459595.701718680780
(2022-Jan-16.20171868)
0.00011034 TDB
period 1498.491669287216
4.10
1.1023e-05
3.018e-08
d
yr
n .2402415758315429 1.7673e-09 deg/d
Q 2.840916192914156 1.3932e-08 au
  Orbit Determination Parameters
   # obs. used (total)      600  
   data-arc span      14601 days (39.98 yr)  
   first obs. used      1981-02-09  
   last obs. used      2021-01-31  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .62327  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 11:28:06  

Additional Information
 Earth MOID = 1.29478 au 
 Jupiter MOID = 2.15346 au 
 T_jup = 3.422 
[ 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 15.77   n/a E2021B10  

58119 (1981 EJ9)          Discovered 1981-Mar-01 by Bus, S. J. at Siding Spring
Reference: 20030614/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 2021-Jun-24 01:50 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin