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 ]  
317585 (2002 WW27)
Classification: Main-belt Asteroid          SPK-ID: 2317585
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04702319599136574 4.3853e-08  
a 3.161747163960025 3.2159e-08 au
q 3.013071707393988 1.3961e-07 au
i 8.278848522853801 5.0246e-06 deg
node 230.9164266619464 3.7208e-05 deg
peri 254.3835141428598 7.5144e-05 deg
M 21.1651277867892 6.2825e-05 deg
tp 2459079.772133034291
(2020-Aug-18.27213303)
0.00035863 TDB
period 2053.473645209132
5.62
3.133e-05
8.578e-08
d
yr
n .1753126955585235 2.6747e-09 deg/d
Q 3.310422620526062 3.3671e-08 au
  Orbit Determination Parameters
   # obs. used (total)      321  
   data-arc span      7120 days (19.49 yr)  
   first obs. used      2001-09-16  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54183  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 06:50:38  

Additional Information
 Earth MOID = 2.04257 au 
 Jupiter MOID = 1.79624 au 
 T_jup = 3.187 
[ 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 15.5   n/a MPO455341  

317585 (2002 WW27)          Discovered 2002-Nov-24 by NEAT at Palomar
Reference: 20120308/Numbers.arcLast Updated: 2012-03-13

[ show close-approach data ]
Alternate Designations
 2002 WW27 = 2005 LD29 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-21 18:32 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin