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 ]  
117584 (2005 EP41)
Classification: Outer Main-belt Asteroid          SPK-ID: 2117584
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 .1077256655601639 4.2054e-08  
a 3.214714888103191 3.004e-08 au
q 2.868407587196107 1.3798e-07 au
i 14.07885586792677 4.7485e-06 deg
node 173.6668581020427 1.7834e-05 deg
peri 3.373370455139007 2.7421e-05 deg
M 234.0210934775473 2.2154e-05 deg
tp 2459737.228469779828
(2022-Jun-06.72846978)
0.00013435 TDB
period 2105.290928791072
5.76
2.9509e-05
8.079e-08
d
yr
n .1709977443387 2.3968e-09 deg/d
Q 3.561022189010275 3.3276e-08 au
  Orbit Determination Parameters
   # obs. used (total)      662  
   data-arc span      7559 days (20.70 yr)  
   first obs. used      1999-02-21  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55799  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 11:01:27  

Additional Information
 Earth MOID = 1.87298 au 
 Jupiter MOID = 1.40012 au 
 T_jup = 3.135 
[ 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 14.4   n/a MPO417612  
diameter diameter 6.936 km 0.119 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.070   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

117584 (2005 EP41)          Discovered 2005-Mar-01 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2005 EP41 = 2002 UB54 
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-16 14:29 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin