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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1346348042884756 6.8227e-08  
a 2.860840353755046 2.9913e-08 AU
q 2.475671672626662 2.0024e-07 AU
i 1.335855809044035 6.3583e-06 deg
node 316.8034994895742 0.00030898 deg
peri 239.1516816067854 0.00030983 deg
M 291.956872600513 2.9156e-05 deg
tp 2457334.557038944006
(2015-Nov-08.05703894)
0.0001462 JED
period 1767.416322794546
4.84
2.772e-05
7.589e-08
d
yr
n .2036871535908341 3.1946e-09 deg/d
Q 3.246009034883429 3.394e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      915  
   data-arc span      8631 days (23.63 yr)  
   first obs. used      1991-03-12  
   last obs. used      2014-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56514  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 13:18:03  

Additional Information
 Earth MOID = 1.47597 AU 
 T_jup = 3.288 
[ 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 (809)
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 2014-Dec-19 07:16 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin