Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
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 ]  
12712 (1991 EY3)
Classification: Main-belt Asteroid          SPK-ID: 2012712
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1336677617992249 5.8978e-08  
a 2.859282880307269 2.4093e-08 au
q 2.477088937345755 1.7674e-07 au
i 1.334394857525266 6.1055e-06 deg
node 316.7760239848561 0.00024981 deg
peri 238.9880488220255 0.00025081 deg
M 54.33898077191728 2.5412e-05 deg
tp 2457333.941153590258
(2015-Nov-07.44115359)
0.00012324 JED
period 1765.973217464182
4.83
2.2321e-05
6.111e-08
d
yr
n .2038536011984008 2.5766e-09 deg/d
Q 3.241476823268783 2.7313e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1203  
   data-arc span      9137 days (25.02 yr)  
   first obs. used      1991-03-12  
   last obs. used      2016-03-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53035  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Mar-24 16:14:21  

Additional Information
 Earth MOID = 1.4756 au 
 Jupiter MOID = 1.72358 au 
 T_jup = 3.289 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.7 mag n/a MPO279650  

12712 (1991 EY3)          Discovered 1991-Mar-12 by Debehogne, H. at La Silla
Reference: 19991222/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 EY3 = 1993 RX10 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2016-May-06 09:16 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin