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 ]  
249777 (2000 WE50)
Classification: Main-belt Asteroid          SPK-ID: 2249777
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1153709422248441 8.9654e-08  
a 2.280555902748444 1.6357e-08 au
q 2.017446019451926 2.0482e-07 au
i 5.02909939932295 9.2672e-06 deg
node 205.7194278703434 5.4138e-05 deg
peri 170.987827900923 5.8538e-05 deg
M 162.6647901689929 2.6173e-05 deg
tp 2458032.104583556964
(2017-Oct-05.60458356)
8.7285e-05 TDB
period 1257.938793680613
3.44
1.3534e-05
3.705e-08
d
yr
n .286182445289467 3.0789e-09 deg/d
Q 2.543665786044961 1.8244e-08 au
  Orbit Determination Parameters
   # obs. used (total)      254  
   data-arc span      6728 days (18.42 yr)  
   first obs. used      2000-11-20  
   last obs. used      2019-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57436  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 11:59:19  

Additional Information
 Earth MOID = 1.01834 au 
 Jupiter MOID = 2.91137 au 
 T_jup = 3.592 
[ 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 17.2   n/a MPO266677  

249777 (2000 WE50)          Discovered 2000-Nov-26 by LINEAR at Socorro
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27

[ show close-approach data ]
Alternate Designations
 2000 WE50 = 2003 QM2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-14 05:16 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin