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
JPL Small-Body Database Browser
Search: [ help ]  
123378 (2000 WU51)
Classification: Main-belt Asteroid          SPK-ID: 2123378
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07135216520502155 6.4645e-08  
a 2.652293041120539 2.2586e-08 au
q 2.463046189878378 1.7046e-07 au
i 1.997872187004307 5.9141e-06 deg
node 56.56358683628457 0.00020203 deg
peri 150.9574140082604 0.00020628 deg
M 47.08675300885032 4.2992e-05 deg
tp 2458794.139330406047
(2019-Nov-06.63933041)
0.00018778 TDB
period 1577.72274167768
4.32
2.0153e-05
5.518e-08
d
yr
n .2281769733617404 2.9146e-09 deg/d
Q 2.841539892362701 2.4197e-08 au
  Orbit Determination Parameters
   # obs. used (total)      298  
   data-arc span      7625 days (20.88 yr)  
   first obs. used      1998-04-21  
   last obs. used      2019-03-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63135  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 11:02:45  

Additional Information
 Earth MOID = 1.45821 au 
 Jupiter MOID = 2.11683 au 
 T_jup = 3.385 
[ 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 16.5   n/a MPO426775  

123378 (2000 WU51)          Discovered 2000-Nov-27 by Spacewatch at Kitt Peak
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ show close-approach data ]
Alternate Designations
 2000 WU51 = 1998 HA77 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Dec-02 00:36 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin