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 ]  
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1540088429223236 5.872e-08  
a 2.190976782326337 1.3318e-08 au
q 1.853546983210582 1.3378e-07 au
i 2.135213503339788 4.8356e-06 deg
node 321.4499986917212 0.00015323 deg
peri 181.2466067016503 0.00015451 deg
M 321.0142118678089 2.3859e-05 deg
tp 2459128.779987068559
(2020-Oct-06.27998707)
7.9258e-05 TDB
period 1184.55461739272
3.24
1.0801e-05
2.957e-08
d
yr
n .3039116936561211 2.7711e-09 deg/d
Q 2.528406581442091 1.5369e-08 au
  Orbit Determination Parameters
   # obs. used (total)      347  
   data-arc span      7952 days (21.77 yr)  
   first obs. used      1998-03-03  
   last obs. used      2019-12-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60681  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 08:33:05  

Additional Information
 Earth MOID = .866146 au 
 Jupiter MOID = 2.48469 au 
 T_jup = 3.656 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457252.5 (2015-Aug-18.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1535726540069953 5.8807e-08  
q 1.854647793499469 1.3392e-07 au
tp 2456759.888187859635
(2014-Apr-12.38818786)
6.753e-05 TDB
node 321.5290046544521 0.00015319 deg
peri 181.2734077390338 0.00015448 deg
i 2.135378151470668 4.8369e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      347  
   data-arc span      7952 days (21.77 yr)  
   first obs. used      1998-03-03  
   last obs. used      2019-12-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60681  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 08:33:05  

Additional Information
 Jupiter MOID = 2.48469 au 
 T_jup = 3.656 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.458232639050862E-15 -7.852135256164525E-15 -5.078449360516255E-13 -3.567264298250338E-15 1.421655385568427E-14 -3.782732604672058E-17
q -7.852135256164525E-15 1.793366653947763E-14 1.446826565003603E-12 6.61969770594103E-15 6.41864398978518E-14 5.696524050912761E-16
tp -5.078449360516255E-13 1.446826565003603E-12 4.560336116842879E-9 -1.284530756542705E-11 1.362200236046855E-9 4.609909473307114E-12
node -3.567264298250338E-15 6.61969770594103E-15 -1.284530756542705E-11 2.346864170577024E-8 -2.345545000442353E-8 1.618783529559649E-10
peri 1.421655385568427E-14 6.41864398978518E-14 1.362200236046855E-9 -2.345545000442353E-8 2.38632256902492E-8 -1.603698755179849E-10
i -3.782732604672058E-17 5.696524050912761E-16 4.609909473307114E-12 1.618783529559649E-10 -1.603698755179849E-10 2.339598944181249E-11

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

[ show close-approach data ]
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 2020-Nov-27 04:07 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin