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 ]  
37226 (2000 WQ142)
Classification: Main-belt Asteroid          SPK-ID: 2037226
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05963548357959919 4.2518e-08  
a 2.614073434469899 1.585e-08 au
q 2.458181901092703 1.1224e-07 au
i 15.05588172569177 4.667e-06 deg
node 132.8186043927608 1.7952e-05 deg
peri 94.41236614281327 4.2616e-05 deg
M 61.58864312444438 3.9239e-05 deg
tp 2458736.397058882809
(2019-Sep-09.89705888)
0.00016787 TDB
period 1543.743358821504
4.23
1.404e-05
3.844e-08
d
yr
n .233199383785414 2.1209e-09 deg/d
Q 2.769964967847095 1.6795e-08 au
  Orbit Determination Parameters
   # obs. used (total)      735  
   data-arc span      7706 days (21.10 yr)  
   first obs. used      1998-04-02  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60277  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:00:01  

Additional Information
 Earth MOID = 1.50073 au 
 Jupiter MOID = 2.33061 au 
 T_jup = 3.357 
[ 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 15.1   n/a MPO337562  
diameter diameter 4.076 km 0.340 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.117   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

37226 (2000 WQ142)          Discovered 2000-Nov-20 by LONEOS at Anderson Mesa
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 WQ142 = 1999 RJ52 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Apr-04 19:55 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin