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 ]  
26992 (1997 WE47)
Classification: Main-belt Asteroid          SPK-ID: 2026992
[ 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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07586020530301744 4.5226e-08  
a 3.063408297539583 2.1522e-08 au
q 2.831017515161263 1.4402e-07 au
i 11.78485332418551 4.7492e-06 deg
node 86.84200833735477 2.4173e-05 deg
peri 339.5363417317415 4.0447e-05 deg
M 353.6770966494564 3.1601e-05 deg
tp 2458634.896938985633
(2019-May-31.39693899)		 0.00017191 TDB
period 1958.419629134943
5.36		 2.0639e-05
5.651e-08		 d
yr
n .1838216869583851 1.9372e-09 deg/d
Q 3.295799079917903 2.3155e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1046  
   data-arc span      8046 days (22.03 yr)  
   first obs. used      1997-11-26  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55012  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 01:33:25  

Additional Information
 Earth MOID = 1.84835 au 
 Jupiter MOID = 1.96365 au 
 T_jup = 3.196 
[ 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 13.9   n/a MPO337487  

26992 (1997 WE47)          Discovered 1997-Nov-26 by LINEAR at Socorro
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 WE47 = 1999 CP52 
[ 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-24 14:16 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin