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 ]  
85252 (1993 SX12)
Classification: Main-belt Asteroid          SPK-ID: 2085252
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1713769972720817 3.7016e-08  
a 2.200672807136462 7.8004e-09 au
q 1.823528109471092 8.0438e-08 au
i 4.919466432158875 6.1493e-06 deg
node 5.869327512085481 4.1218e-05 deg
peri 279.8123542331839 4.526e-05 deg
M 119.8962111645534 1.7408e-05 deg
tp 2458603.368257901174
(2019-Apr-29.86825790)
5.7704e-05 TDB
period 1192.426564333708
3.26
6.34e-06
1.736e-08
d
yr
n .3019053841702671 1.6052e-09 deg/d
Q 2.577817504801832 9.1373e-09 au
  Orbit Determination Parameters
   # obs. used (total)      537  
   data-arc span      9542 days (26.12 yr)  
   first obs. used      1993-09-15  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59572  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 10:10:21  

Additional Information
 Earth MOID = .81528 au 
 Jupiter MOID = 2.58949 au 
 T_jup = 3.641 
[ 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 16.7   n/a MPO493473  

85252 (1993 SX12)          Discovered 1993-Sep-16 by Debehogne, H., Elst, E. W. at La Silla
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1993 SX12 = 2002 EJ149 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Sep-19 04:15 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin