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 ]  
183642 (2003 WA55)
Classification: Main-belt Asteroid          SPK-ID: 2183642
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 .1150407744628966 6.2354e-08  
a 2.390374059877981 1.4106e-08 au
q 2.1153835767736 1.4739e-07 au
i 4.619473689049779 6.7887e-06 deg
node 3.065995119918895 7.9289e-05 deg
peri 58.29499114734304 8.4966e-05 deg
M 170.324439044804 3.0534e-05 deg
tp 2458361.837091811020
(2018-Aug-31.33709181)
0.00011234 TDB
period 1349.886418164293
3.70
1.1949e-05
3.271e-08
d
yr
n .266689104472629 2.3606e-09 deg/d
Q 2.665364542982362 1.5729e-08 au
  Orbit Determination Parameters
   # obs. used (total)      226  
   data-arc span      8506 days (23.29 yr)  
   first obs. used      1997-01-09  
   last obs. used      2020-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58575  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 04:40:09  

Additional Information
 Earth MOID = 1.13214 au 
 Jupiter MOID = 2.61729 au 
 T_jup = 3.519 
[ 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 16.8   n/a MPO469978  

183642 (2003 WA55)          Discovered 2003-Nov-20 by LINEAR at Socorro
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jul-09 21:56 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin