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 ]  
117622 (2005 EK101)
Classification: Main-belt Asteroid          SPK-ID: 2117622
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07614012759435577 4.3931e-08  
a 2.625706345800524 1.4468e-08 au
q 2.425784729605962 1.1919e-07 au
i 2.290360612777274 4.4842e-06 deg
node 209.2197183521821 9.5089e-05 deg
peri 141.8411071460025 9.9047e-05 deg
M 316.0139893148191 2.5465e-05 deg
tp 2458790.380222585308
(2019-Nov-02.88022259)
0.00010967 TDB
period 1554.059553614862
4.25
1.2845e-05
3.517e-08
d
yr
n .231651354134153 1.9147e-09 deg/d
Q 2.825627961995086 1.557e-08 au
  Orbit Determination Parameters
   # obs. used (total)      635  
   data-arc span      9102 days (24.92 yr)  
   first obs. used      1994-11-29  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50534  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 13:52:53  

Additional Information
 Earth MOID = 1.41939 au 
 Jupiter MOID = 2.48537 au 
 T_jup = 3.397 
[ 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 15.7   n/a MPO439764  

117622 (2005 EK101)          Discovered 2005-Mar-03 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ 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
2010-Nov-14 01:30 < 00:01 Eunom 0.0328865063209914 0.0328856749974033 0.0328873376532119 4.6238892008902 4.62388910857595 2455514.562604013 0.604320852434666 102.603602524517 39.7320360396795 -82.8885778402471 122916.339580359 T 18 CATAB v2.0f-lin.ifort 2019-Nov-07 13:53:18 2019-Nov-07 13:53
2011-Jun-24 13:25 < 00:01 Amphi 0.0261790990091932 0.0261774707490673 0.0261807272701775 3.23627150103578 3.2362714331821 2455737.058783820 0.819516724018138 81.580298167457 38.3354764868074 6.78768746800376 49135.3955514139 T 18 CATAB v2.0f-lin.ifort 2019-Nov-07 13:53:18 2019-Nov-07 13:53
2021-Mar-06 05:59 00:01 Europ 0.0437858792172817 0.0437843090935262 0.0437874494064824 2.98904096372997 2.98904088252067 2459279.749135104 1.07177909443142 125.652121690399 40.2371107885218 55.7026906091084 137491.738576395 T 18 CATAB v2.0f-lin.ifort 2019-Nov-07 13:53:18 2019-Nov-07 13:53
2059-Apr-20 16:26 00:01 David 0.0380688560114795 0.0380620630081339 0.038075651345002 5.7364447104905 5.73644464131211 2473204.184727070 1.12576883223334 580.491210556831 31.1821969461456 -54.4255597179742 148591.40134689 T 18 CATAB v2.0f-lin.ifort 2019-Nov-07 13:53:18 2019-Nov-07 13:53
2112-Oct-23 23:01 00:06 Iris 0.0476951640093659 0.0476719260083934 0.0477184050140255 3.63794116476092 3.63794113162927 2492748.459274299 5.8686683219225 1303.22107238397 54.939858584461 27.3085818799786 59740.1761648082 T 18 CATAB v2.0f-lin.ifort 2019-Nov-07 13:53:18 2019-Nov-07 13:53

Alternate Designations
 2005 EK101 = 1994 WP9 
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 11:04 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin