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 ]  
43088 (1999 WO9)
Classification: Main-belt Asteroid          SPK-ID: 2043088
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1836549991427341 4.4038e-08  
a 2.453887533479046 1.1812e-08 au
q 2.003218820621586 1.0647e-07 au
i 7.860081535815073 4.2619e-06 deg
node 133.0374237898006 2.9097e-05 deg
peri 208.1776330216985 3.064e-05 deg
M 74.01344248374713 8.9712e-06 deg
tp 2458311.838734054480
(2018-Jul-12.33873405)
3.4779e-05 TDB
period 1404.042998853982
3.84
1.0138e-05
2.776e-08
d
yr
n .2564024038393709 1.8513e-09 deg/d
Q 2.904556246336506 1.3981e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1085  
   data-arc span      7550 days (20.67 yr)  
   first obs. used      1998-05-23  
   last obs. used      2019-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52406  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:22:57  

Additional Information
 Earth MOID = .997119 au 
 Jupiter MOID = 2.48609 au 
 T_jup = 3.458 
[ 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 15.2   n/a MPO468284  
diameter diameter 2.852 km 0.149 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.286   0.089 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

43088 (1999 WO9)          Discovered 1999-Nov-30 by Kojima, T. at Chiyoda
Reference: 20020624/Numbers.arcLast Updated: 2004-04-19

[ 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-Jan-24 14:36 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin