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 ]  
24713 Ekrutt (1991 RE4)
Classification: Main-belt Asteroid          SPK-ID: 2024713
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2276488612213032 3.3672e-08  
a 2.334998688684067 7.4495e-09 au
q 1.803438896251903 7.9535e-08 au
i 4.94617042313395 4.5373e-06 deg
node 345.0932870781996 4.8626e-05 deg
peri 334.5783678641546 4.9744e-05 deg
M 99.66510123778177 1.1426e-05 deg
tp 2458839.697947168136
(2019-Dec-22.19794717)
4.0905e-05 TDB
period 1303.251964893726
3.57
6.2368e-06
1.708e-08
d
yr
n .2762320792122162 1.3219e-09 deg/d
Q 2.866558481116231 9.1454e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1243  
   data-arc span      10746 days (29.42 yr)  
   first obs. used      1991-09-12  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44912  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:47:48  

Additional Information
 Earth MOID = .790239 au 
 Jupiter MOID = 2.45692 au 
 T_jup = 3.528 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.58   n/a MPCxxxxx  
diameter diameter 4.949 km 0.053 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.053   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

24713 Ekrutt           Discovered 1991 Sept. 12 by L. D. Schmadel and F. Börngen at Tautenburg.
Joachim Ekrutt (b. 1948) is an enthusiastic German amateur astronomer. A lawyer and tax consultant by profession, Ekrutt published some introductory astronomical booklets, especially Die kleinen Planeten on minor planets. The name was suggested by the first discoverer.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070730/MPCPages.arcLast Updated: 2007-08-07
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jun-24 12:51 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin