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 ]  
216772 (2005 WY74)
Classification: Main-belt Asteroid          SPK-ID: 2216772
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .113401541384506 4.2414e-08  
a 3.088423499213389 3.2761e-08 au
q 2.738191513954461 1.2128e-07 au
i 4.042212683604216 6.2846e-06 deg
node 290.555292637325 7.3147e-05 deg
peri 318.6655655083615 8.1557e-05 deg
M 79.25491072421212 3.3246e-05 deg
tp 2458764.057153509048
(2019-Oct-07.55715351)
0.000185 TDB
period 1982.456649070997
5.43
3.1544e-05
8.636e-08
d
yr
n .1815928737552472 2.8894e-09 deg/d
Q 3.438655484472316 3.6476e-08 au
  Orbit Determination Parameters
   # obs. used (total)      210  
   data-arc span      6870 days (18.81 yr)  
   first obs. used      2002-02-11  
   last obs. used      2020-12-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55308  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:56:13  

Additional Information
 Earth MOID = 1.72423 au 
 Jupiter MOID = 1.61766 au 
 T_jup = 3.212 
[ 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 16.11   n/a E2021B55  

216772 (2005 WY74)          Discovered 2005-Nov-25 by Spacewatch at Kitt Peak
Reference: 20090707/Numbers.arcLast Updated: 2009-07-09

[ 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 2021-Jun-24 07:20 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin