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 ]  
183641 (2003 WU45)
Classification: Main-belt Asteroid          SPK-ID: 2183641
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 .1540784384301364 5.8904e-08  
a 2.190518753813062 1.3398e-08 au
q 1.853007044873617 1.3405e-07 au
i 2.135269848603867 5.0092e-06 deg
node 321.4563991385715 0.00015367 deg
peri 181.3307849439071 0.00015495 deg
M 199.3374929714237 2.3178e-05 deg
tp 2459128.982887427015
(2020-Oct-06.48288743)
7.9255e-05 TDB
period 1184.18318618597
3.24
1.0864e-05
2.974e-08
d
yr
n .3040070186771455 2.7892e-09 deg/d
Q 2.528030462752507 1.5463e-08 au
  Orbit Determination Parameters
   # obs. used (total)      341  
   data-arc span      7909 days (21.65 yr)  
   first obs. used      1998-03-03  
   last obs. used      2019-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61092  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 20:42:38  

Additional Information
 Earth MOID = .866047 au 
 Jupiter MOID = 2.48643 au 
 T_jup = 3.657 
[ 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 16.9   n/a MPO454264  

183641 (2003 WU45)          Discovered 2003-Nov-16 by Spacewatch at Kitt Peak
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2019-Aug-10 17:38 00:02 Amphi 0.0438237355882845 0.0438218496859398 0.0438256215111672 2.17757883823925 2.17757877799859 2458706.234439054 2.03408519057501 108.07301704743 44.5533600319084 32.9714918288225 94720.175777 T 12 CATAB v2.0f-lin.ifort 2019-Nov-07 20:42:58 2019-Nov-07 20:43

Alternate Designations
 2003 WU45 = 2000 YS88 
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-11 01:51 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin