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 ]  
13635 (1995 WA42)
Classification: Main-belt Asteroid          SPK-ID: 2013635
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05851165060107358 4.2349e-08  
a 2.334331221458196 1.0091e-08 au
q 2.197745648641057 9.6752e-08 au
i 4.393886833381697 5.0842e-06 deg
node 206.8114268259521 5.8086e-05 deg
peri 215.4754923630967 7.3157e-05 deg
M 306.4676394782707 4.4516e-05 deg
tp 2459194.211782885211
(2020-Dec-10.71178289)
0.0001611 TDB
period 1302.693196396026
3.57
8.4472e-06
2.313e-08
d
yr
n .2763505643508081 1.792e-09 deg/d
Q 2.470916794275336 1.0682e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1103  
   data-arc span      8203 days (22.46 yr)  
   first obs. used      1995-11-22  
   last obs. used      2018-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58597  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-12 19:23:08  

Additional Information
 Earth MOID = 1.21169 au 
 Jupiter MOID = 2.69383 au 
 T_jup = 3.562 
[ 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 15.1   n/a MPO435830  

13635 (1995 WA42)          Discovered 1995-Nov-22 by Oak Ridge Observatory at Harvard
Reference: 20000222/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1995 WA42 = 1997 GU32 = 1998 QP12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Apr-07 18:14 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin