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 ]  
85166 (1989 OC)
Classification: Main-belt Asteroid          SPK-ID: 2085166
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2955779998928314 6.7422e-08  
a 2.396564624708363 2.5904e-08 AU
q 1.688192846323151 1.55e-07 AU
i 8.01249698374008 7.701e-06 deg
node 306.9419575670877 4.743e-05 deg
peri 327.6949637825293 5.0769e-05 deg
M 301.2047719362366 2.7868e-05 deg
tp 2457221.820540487587
(2015-Jul-18.32054049)
0.0001081 JED
period 1355.133693658326
3.71
2.1971e-05
6.015e-08
d
yr
n .2656564453269125 4.3071e-09 deg/d
Q 3.104936403093575 3.356e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      495  
   data-arc span      9319 days (25.51 yr)  
   first obs. used      1989-07-21  
   last obs. used      2015-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .60067  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Feb-04 16:21:22  

Additional Information
 Earth MOID = .679593 AU 
 T_jup = 3.455 
[ 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 15.1 mag n/a MPO280328  

85166 (1989 OC)          Discovered 1989-Jul-21 by McNaught, R. H. at Siding Spring (413)
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1989 OC = 2000 JM79 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2015-Mar-03 22:36 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin