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 ]  
58643 (1997 WO25)
Classification: Main-belt Asteroid          SPK-ID: 2058643
[ 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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1022050426467844 6.0624e-08  
a 2.211218615718816 9.9193e-09 au
q 1.985220922797911 1.3276e-07 au
i 4.663852648097114 5.2693e-06 deg
node 211.4473737588843 6.5634e-05 deg
peri 294.885872795222 6.8472e-05 deg
M 109.751756856202 2.0507e-05 deg
tp 2458234.353463838811
(2018-Apr-25.85346384)		 6.7707e-05 TDB
period 1201.008136851335
3.29		 8.0814e-06
2.213e-08		 d
yr
n .2997481773469133 2.017e-09 deg/d
Q 2.437216308639721 1.0933e-08 au
   Orbit Determination Parameters
   # obs. used (total)      682  
   data-arc span      10088 days (27.62 yr)  
   first obs. used      1990-09-25  
   last obs. used      2018-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59404  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 01:28:39  

Additional Information
 Earth MOID = 1.00232 au 
 Jupiter MOID = 2.57248 au 
 T_jup = 3.646 
[ 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 16.2   n/a MPO449377  
diameter diameter 3.508 km 0.077 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.027   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

58643 (1997 WO25)          Discovered 1997-Nov-28 by Spacewatch at Kitt Peak
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 WO25 = 2000 SX125 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jan-28 16:45 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin