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 ]  
160181 (2001 WH88)
Classification: Main-belt Asteroid          SPK-ID: 2160181
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09265277783941654 4.0402e-08  
a 2.721115580100254 1.8402e-08 au
q 2.46899666278185 1.0844e-07 au
i 3.235549271405063 5.338e-06 deg
node 8.312636229902305 8.237e-05 deg
peri 69.20925832382346 8.9241e-05 deg
M 32.01958740430404 3.306e-05 deg
tp 2458854.674947674511
(2020-Jan-06.17494767)
0.00015022 TDB
period 1639.528272938319
4.49
1.6631e-05
4.553e-08
d
yr
n .2195753534367648 2.2273e-09 deg/d
Q 2.973234497418658 2.0107e-08 au
  Orbit Determination Parameters
   # obs. used (total)      290  
   data-arc span      8524 days (23.34 yr)  
   first obs. used      1996-09-21  
   last obs. used      2020-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56221  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 13:15:27  

Additional Information
 Earth MOID = 1.48658 au 
 Jupiter MOID = 2.22461 au 
 T_jup = 3.350 
[ 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 16.6   n/a MPO454059  

160181 (2001 WH88)          Discovered 2001-Nov-19 by LINEAR at Socorro
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jun-05 17:22 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin