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 ]  
12693 (1989 EZ)
Classification: Main-belt Asteroid          SPK-ID: 2012693
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2125503301941154 4.2163e-08  
a 2.552020600582587 1.7158e-08 AU
q 2.009587779266573 1.1091e-07 AU
i 7.063708720536066 7.6146e-06 deg
node 20.3027198050073 3.55e-05 deg
peri 258.563204563604 4.2437e-05 deg
M 300.278359056121 2.5867e-05 deg
tp 2457047.532402403464
(2015-Jan-25.03240240)
0.0001083 JED
period 1489.102835416342
4.08
1.5017e-05
4.111e-08
d
yr
n .2417563055001146 2.438e-09 deg/d
Q 3.094453421898601 2.0804e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1418  
   data-arc span      23772 days (65.08 yr)  
   first obs. used      1949-05-20  
   last obs. used      2014-06-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .48202  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 12:28:58  

Additional Information
 Earth MOID = 1.00754 AU 
 T_jup = 3.397 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.3 mag n/a MPO253453  

12693 (1989 EZ)          Discovered 1989-Mar-09 by Oshima, Y. at Gekko (888)
Reference: 19991222/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1989 EZ = 1937 ND = 1949 KB1 = 1969 EF2 = 1970 SJ1 = 1998 KY17 = 1999 TB27 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Jul-30 23:16 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin