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 ]  
172325 (2002 UW32)
Classification: Main-belt Asteroid          SPK-ID: 2172325
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1378681939068364 6.9655e-08  
a 2.541103270492711 1.1452e-08 au
q 2.190765952059126 1.8143e-07 au
i 4.416097865532227 5.3203e-06 deg
node 45.88111151699022 4.543e-05 deg
peri 327.4877092517864 4.7401e-05 deg
M 149.4938953995374 1.2252e-05 deg
tp 2458386.097665223431
(2018-Sep-24.59766522)
4.9428e-05 TDB
period 1479.557676441745
4.05
1.0002e-05
2.738e-08
d
yr
n .2433159624204581 1.6449e-09 deg/d
Q 2.891440588926297 1.3031e-08 au
  Orbit Determination Parameters
   # obs. used (total)      880  
   data-arc span      7744 days (21.20 yr)  
   first obs. used      1998-11-20  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5627  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 16:46:38  

Additional Information
 Earth MOID = 1.19308 au 
 Jupiter MOID = 2.57236 au 
 T_jup = 3.428 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.8   n/a MPO410876  
diameter diameter 1.774 km 0.169 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.323   0.088 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

172325 (2002 UW32)          Discovered 2002-Oct-31 by Uppsala-DLR Asteroid Survey at Kvistaberg
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22

Alternate Designations
 2002 UW32 = 1998 WZ32 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Feb-25 13:48 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin