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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
46825 (1998 OJ2)
Classification: Main-belt Asteroid          SPK-ID: 2046825
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05065898942989575 3.024e-08  
a 2.412717078891022 9.1614e-09 au
q 2.290491269894153 7.4379e-08 au
i 5.959900674294692 3.8174e-06 deg
node 151.0729347858963 3.8321e-05 deg
peri 139.1597865140164 5.8523e-05 deg
M 336.281286290318 4.4836e-05 deg
tp 2459090.687564053908
(2020-Aug-29.18756405)
0.00017052 TDB
period 1368.85682152964
3.75
7.7966e-06
2.135e-08
d
yr
n .2629931738205571 1.4979e-09 deg/d
Q 2.534942887887891 9.6255e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1560  
   data-arc span      7938 days (21.73 yr)  
   first obs. used      1998-07-25  
   last obs. used      2020-04-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50298  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 09:35:18  

Additional Information
 Earth MOID = 1.27824 au 
 Jupiter MOID = 2.54475 au 
 T_jup = 3.509 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.8   n/a MPO474342  

46825 (1998 OJ2)          Discovered 1998-Jul-25 by Comba, P. G. at Prescott
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-May-27 10:32 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin