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 ]  
34653 (2000 WJ144)
Classification: Main-belt Asteroid          SPK-ID: 2034653
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1228273431487719 4.5746e-08  
a 2.649915283193959 1.634e-08 au
q 2.324433229389919 1.2404e-07 au
i 13.05610109880275 6.5893e-06 deg
node 139.9311319190192 1.8226e-05 deg
peri 78.17293926873484 3.3962e-05 deg
M 12.49286797204711 3.1815e-05 deg
tp 2458945.822825827886
(2020-Apr-06.32282583)
0.00013904 TDB
period 1575.601594926301
4.31
1.4573e-05
3.99e-08
d
yr
n .2284841556134875 2.1133e-09 deg/d
Q 2.975397336997998 1.8347e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1045  
   data-arc span      8044 days (22.02 yr)  
   first obs. used      1998-01-25  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59969  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 03:32:43  

Additional Information
 Earth MOID = 1.36062 au 
 Jupiter MOID = 2.10687 au 
 T_jup = 3.343 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456543.5 (2013-Sep-08.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .124482295858568 4.5498e-08  
q 2.319108512662358 1.236e-07 au
tp 2455793.606743183851
(2011-Aug-20.10674318)
0.00012759 TDB
node 139.9745425816038 1.824e-05 deg
peri 77.97916945314877 3.3681e-05 deg
i 13.05280712230767 6.5881e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1045  
   data-arc span      8044 days (22.02 yr)  
   first obs. used      1998-01-25  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59969  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 03:32:43  

Additional Information
 Jupiter MOID = 2.10687 au 
 T_jup = 3.343 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.070061769741661E-15 -5.586067083680786E-15 -2.432365990477308E-12 -5.663742259900339E-15 -4.624077403720389E-13 2.48557180095202E-15
q -5.586067083680786E-15 1.527737860657414E-14 6.853314202483952E-12 1.595308080370994E-14 1.331751891834911E-12 -6.112425360468811E-15
tp -2.432365990477308E-12 6.853314202483952E-12 1.627888994731312E-8 6.298753418721664E-12 3.613025995696309E-9 -5.127379829629134E-12
node -5.663742259900339E-15 1.595308080370994E-14 6.298753418721664E-12 3.327055232121351E-10 -3.223833692234028E-10 1.118911896995626E-11
peri -4.624077403720389E-13 1.331751891834911E-12 3.613025995696309E-9 -3.223833692234028E-10 1.134428060978576E-9 -1.19335704541405E-11
i 2.48557180095202E-15 -6.112425360468811E-15 -5.127379829629134E-12 1.118911896995626E-11 -1.19335704541405E-11 4.340286491745651E-11

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 14.3   n/a MPO431891  
diameter diameter 5.108 km 0.342 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.186   0.042 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

34653 (2000 WJ144)          Discovered 2000-Nov-21 by JPL/GEODSS NEAT at Haleakala
Reference: 20020128/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 WJ144 = 1998 FW82 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Apr-08 05:17 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin