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
JPL Small-Body Database Browser
Search: [ help ]  
423636 (2005 WF208)
Classification: Main-belt Asteroid          SPK-ID: 2423636
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1693543980909897 1.0708e-07  
a 2.650162297063214 2.898e-08 au
q 2.201345656400639 2.824e-07 au
i 3.242811670280388 7.7813e-06 deg
node 266.7065195302296 0.0001975 deg
peri 228.9669809045587 0.00019974 deg
M 87.8725503037939 2.7069e-05 deg
tp 2458615.856972941550
(2019-May-12.35697294)
0.00011586 TDB
period 1575.821906412379
4.31
2.5847e-05
7.077e-08
d
yr
n .22845221184899 3.7472e-09 deg/d
Q 3.098978937725789 3.3887e-08 au
  Orbit Determination Parameters
   # obs. used (total)      164  
   data-arc span      6204 days (16.99 yr)  
   first obs. used      2002-01-13  
   last obs. used      2019-01-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58658  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 08:07:34  

Additional Information
 Earth MOID = 1.21697 au 
 Jupiter MOID = 1.95413 au 
 T_jup = 3.368 
[ 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 17.1   n/a MPO419087  

423636 (2005 WF208)          Discovered 2005-Nov-25 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-02-04

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1926-Sep-09 13:42 00:04 Jupiter 1.95844638271948 1.95844547201397 1.95844729342421 2.09456674061508 1.87675664199005 2424768.071147051 4.17025382951665 273.533582832137 42.5954961717657 86.6930539551156 952650.716229058 T 8 CATAB v2.0e-lin.ifort 2019-Jul-14 08:07:36 2019-Jul-14 08:07
1974-Mar-21 22:57 00:02 Jupiter 1.95309098534785 1.95309004677504 1.95309192391954 2.07068949760656 1.84942932649305 2442128.456126334 1.96424566162606 165.81048001935 39.6318331530676 82.0298598968707 939274.563221431 T 8 CATAB v2.0e-lin.ifort 2019-Jul-14 08:07:36 2019-Jul-14 08:07
2021-Sep-30 00:35 < 00:01 Jupiter 1.94956767684964 1.94956671660125 1.94956863709715 2.0534967983411 1.82973096730398 2459487.524248125 0.558925502198316 118.082578295239 34.4549932946331 75.069251704176 1028999.97845756 T 8 CATAB v2.0e-lin.ifort 2019-Jul-14 08:07:36 2019-Jul-14 08:07
2069-Apr-09 20:28 00:03 Jupiter 1.94855879596739 1.94855783375122 1.94855975818312 2.04680576844745 1.82209502187767 2476846.353095221 2.60667412484129 194.441149385131 41.2552600316835 85.9675630216615 946255.879621756 T 8 CATAB v2.0e-lin.ifort 2019-Jul-14 08:07:36 2019-Jul-14 08:07
2116-Oct-20 14:29 00:05 Jupiter 1.95434527475365 1.95434431202454 1.95434623748175 2.05893332726546 1.83640871152187 2494206.103759879 4.84355792404123 313.941737215158 39.2704022373973 89.866746854547 897661.75172358 T 8 CATAB v2.0e-lin.ifort 2019-Jul-14 08:07:36 2019-Jul-14 08:07
2164-May-02 03:29 00:07 Jupiter 1.9560730367618 1.956072007746 1.95607406577804 2.06405004671333 1.84235141633125 2511566.645048360 7.11528026196047 438.256175301579 37.0167028001111 -88.6354535614844 868099.632154069 T 8 CATAB v2.0e-lin.ifort 2019-Jul-14 08:07:36 2019-Jul-14 08:07
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jul-13 12:57 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin