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 ]  
382413 (1997 WT12)
Classification: Main-belt Asteroid          SPK-ID: 2382413
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1861002188731083 5.748e-08  
a 2.471368221646437 2.4093e-08 au
q 2.011446054681991 1.4929e-07 au
i 1.74562309418938 6.6499e-06 deg
node 33.35638970058257 0.00034991 deg
peri 9.553028193988007 0.00035247 deg
M 189.9227106789181 4.8009e-05 deg
tp 2459270.922279749358
(2021-Feb-25.42227975)
0.00019729 TDB
period 1419.072597365604
3.89
2.0751e-05
5.681e-08
d
yr
n .2536868097293342 3.7097e-09 deg/d
Q 2.931290388610884 2.8576e-08 au
  Orbit Determination Parameters
   # obs. used (total)      102  
   data-arc span      7858 days (21.51 yr)  
   first obs. used      1997-11-23  
   last obs. used      2019-05-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .71953  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:59:32  

Additional Information
 Earth MOID = 1.01965 au 
 Jupiter MOID = 2.47054 au 
 T_jup = 3.459 
[ 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 17.6   n/a MPO440655  

382413 (1997 WT12)          Discovered 1997-Nov-23 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-01-21

[ show close-approach data ]
Alternate Designations
 1997 WT12 = 2001 VO39 = 2001 YE23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin