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 ]  
117599 (2005 EL69)
Classification: Main-belt Asteroid          SPK-ID: 2117599
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1534218946177336 4.3364e-08  
a 2.432118445877389 1.3501e-08 au
q 2.058978225976142 1.0431e-07 au
i 1.977683267678128 4.6176e-06 deg
node 228.1588516113759 0.00015841 deg
peri 17.64267745030389 0.00015941 deg
M 209.673317332459 1.972e-05 deg
tp 2459179.007617934561
(2020-Nov-25.50761793)
7.7066e-05 TDB
period 1385.401039661276
3.79
1.1536e-05
3.158e-08
d
yr
n .2598525551042017 2.1637e-09 deg/d
Q 2.805258665778636 1.5572e-08 au
  Orbit Determination Parameters
   # obs. used (total)      420  
   data-arc span      7971 days (21.82 yr)  
   first obs. used      1997-02-15  
   last obs. used      2018-12-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61274  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 03:02:17  

Additional Information
 Earth MOID = 1.04549 au 
 Jupiter MOID = 2.21534 au 
 T_jup = 3.490 
[ 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 16.2   n/a MPO417612  
rotation period rot_per 7.11 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Chang, C.-K.; Lin, H.-W.; Ip, W.-H.; Prince, T.A.; et al. (2016) Astrophys. J. Sup. Ser. 227, A20.]

117599 (2005 EL69)          Discovered 2005-Mar-07 by LINEAR at Socorro
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
1906-Jan-16 15:35 00:02 Hebe 0.0240338259184552 0.0240095025227225 0.0240581628046373 7.7133037099165 7.71330367638182 2417227.149516340 2.22909472040145 1509.86624638788 64.9889198905548 36.5830562832542 33020.4650779 T 11 CATAB v2.0e-lin.ifort 2019-Jul-14 03:02:24 2019-Jul-14 03:02
2044-Jun-10 08:45 < 00:01 Juno 0.0298309755032969 0.0298243579965881 0.0298375963069872 8.87028066193985 8.87028061596279 2467776.864303196 0.514915601381622 599.859861764492 52.9263991299122 56.9649979035655 70787.0434986453 T 11 CATAB v2.0e-lin.ifort 2019-Jul-14 03:02:24 2019-Jul-14 03:02
2107-Jan-25 20:18 < 00:01 Eunom 0.0378407613710909 0.0378268156220902 0.0378547233110743 7.08402459541816 7.08402454305161 2490650.345561494 0.76454255699367 1422.33994516292 72.2779769367841 -60.8528840416835 68406.8186931769 T 11 CATAB v2.0e-lin.ifort 2019-Jul-14 03:02:24 2019-Jul-14 03:02
2171-Jul-23 02:51 < 00:01 Eunom 0.0485637069533626 0.0485474189932567 0.048580032765431 7.00613019089052 7.00613014963293 2514204.618849579 0.770321760648758 2294.44734399499 71.4822852819593 -69.3221734283498 95059.714819815 T 11 CATAB v2.0e-lin.ifort 2019-Jul-14 03:02:24 2019-Jul-14 03:02

Alternate Designations
 2005 EL69 = 1998 MF40 
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-28 23:51 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin