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 ]  
85830 (1998 XB59)
Classification: Main-belt Asteroid          SPK-ID: 2085830
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1976642625429067 3.8301e-08  
a 2.611702591429266 1.2615e-08 au
q 2.095462324713002 9.9376e-08 au
i 3.365579408097303 5.1803e-06 deg
node 140.50063469823 7.5111e-05 deg
peri 277.782869978346 7.6282e-05 deg
M 313.995889356244 1.4047e-05 deg
tp 2458797.505406734714
(2019-Nov-10.00540673)
6.0794e-05 TDB
period 1541.643679924568
4.22
1.117e-05
3.058e-08
d
yr
n .2335169953264523 1.692e-09 deg/d
Q 3.12794285814553 1.5109e-08 au
  Orbit Determination Parameters
   # obs. used (total)      599  
   data-arc span      9045 days (24.76 yr)  
   first obs. used      1995-01-25  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5961  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 10:14:41  

Additional Information
 Earth MOID = 1.11055 au 
 Jupiter MOID = 2.2241 au 
 T_jup = 3.379 
[ 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 15.7   n/a MPO417415  
diameter diameter 4.458 km 0.177 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.056   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85830 (1998 XB59)          Discovered 1998-Dec-15 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1998 XB59 = 2002 TK227 = 2004 FS87 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin