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 ]  
52627 (1997 WU2)
Classification: Main-belt Asteroid          SPK-ID: 2052627
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07391129996993416 4.0878e-08  
a 3.172128938759055 2.6639e-08 au
q 2.937672765223126 1.3327e-07 au
i 22.86932265275592 5.4065e-06 deg
node 78.6887297833682 1.3783e-05 deg
peri 61.62631283489969 4.6314e-05 deg
M 220.8140723931468 4.4754e-05 deg
tp 2459398.343115962270
(2021-Jul-02.84311596)
0.00026111 TDB
period 2063.595987646922
5.65
2.5994e-05
7.117e-08
d
yr
n .1744527524549517 2.1975e-09 deg/d
Q 3.406585112294984 2.8608e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1300  
   data-arc span      8042 days (22.02 yr)  
   first obs. used      1997-11-23  
   last obs. used      2019-11-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52524  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 05:04:24  

Additional Information
 Earth MOID = 2.01261 au 
 Jupiter MOID = 1.9598 au 
 T_jup = 3.075 
[ 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 13.4   n/a MPO365864  
diameter diameter 12.995 km 0.108 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.095   0.003 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52627 (1997 WU2)          Discovered 1997-Nov-23 by Kobayashi, T. at Oizumi
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 WU2 = 1999 CZ127 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jan-28 16:42 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin