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 ]  
117623 (2005 ER115)
Classification: Main-belt Asteroid          SPK-ID: 2117623
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 .1717625889882002 4.5429e-08  
a 3.078992428862079 2.5803e-08 au
q 2.550136717805661 1.433e-07 au
i 14.89535043533659 5.5549e-06 deg
node 183.7250467380859 2.135e-05 deg
peri 356.3332398090639 2.7728e-05 deg
M 235.2956495043076 1.8938e-05 deg
tp 2459284.081754338409
(2021-Mar-10.58175434)
0.00010855 TDB
period 1973.382889880236
5.40
2.4806e-05
6.792e-08
d
yr
n .1824278511008313 2.2932e-09 deg/d
Q 3.607848139918496 3.0235e-08 au
  Orbit Determination Parameters
   # obs. used (total)      539  
   data-arc span      10281 days (28.15 yr)  
   first obs. used      1991-10-05  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58634  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 11:01:50  

Additional Information
 Earth MOID = 1.55391 au 
 Jupiter MOID = 1.35486 au 
 T_jup = 3.155 
[ 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 14.8   n/a MPO385515  
diameter diameter 5.862 km 0.203 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.068   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

117623 (2005 ER115)          Discovered 2005-Mar-04 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ 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 2019-Dec-07 14:58 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin