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 ]  
27128 (1998 WB25)
Classification: Main-belt Asteroid          SPK-ID: 2027128
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1783407909144587 4.0361e-08  
a 2.573759944429393 1.1486e-08 au
q 2.114753560315902 1.044e-07 au
i 13.13319238590933 4.3291e-06 deg
node 275.5269782793585 1.6546e-05 deg
peri 32.1778618073153 2.0499e-05 deg
M 123.0030354871823 1.5036e-05 deg
tp 2458085.195646317390
(2017-Nov-27.69564632)
6.0623e-05 TDB
period 1508.17064465918
4.13
1.0096e-05
2.764e-08
d
yr
n .2386997792821738 1.5979e-09 deg/d
Q 3.032766328542884 1.3534e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1643  
   data-arc span      10986 days (30.08 yr)  
   first obs. used      1989-10-29  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49367  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 01:00:31  

Additional Information
 Earth MOID = 1.10989 au 
 Jupiter MOID = 2.21877 au 
 T_jup = 3.370 
[ 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 13.4   n/a MPO459046  

27128 (1998 WB25)          Discovered 1998-Nov-28 by Beijing Schmidt CCD Asteroid Program at Xinglong
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 WB25 = 2000 JV79 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-10 00:19 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin