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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
154227 (2002 JE94)
Classification: Main-belt Asteroid          SPK-ID: 2154227
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1111203747680678 6.0338e-08  
a 3.130714006916375 4.1447e-08 au
q 2.782827893176188 1.8943e-07 au
i 3.938130899363267 5.9644e-06 deg
node 247.3163961539689 0.00010325 deg
peri 303.0908823782831 0.00010699 deg
M 126.6626672146742 2.8956e-05 deg
tp 2458288.615315610611
(2018-Jun-19.11531561)
0.00015977 TDB
period 2023.315093671811
5.54
4.018e-05
1.1e-07
d
yr
n .1779258214036698 3.5333e-09 deg/d
Q 3.478600120656562 4.6053e-08 au
  Orbit Determination Parameters
   # obs. used (total)      251  
   data-arc span      6735 days (18.44 yr)  
   first obs. used      1999-12-08  
   last obs. used      2018-05-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60478  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 11:18:49  

Additional Information
 Earth MOID = 1.78537 au 
 Jupiter MOID = 1.51188 au 
 T_jup = 3.200 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.3   n/a MPO436780  

154227 (2002 JE94)          Discovered 2002-May-11 by LINEAR at Socorro
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

[ show close-approach data ]
Alternate Designations
 2002 JE94 = 1999 XR232 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Feb-18 17:02 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin