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 ]  
58744 (1998 EN13)
Classification: Outer Main-belt Asteroid          SPK-ID: 2058744
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09344159629662893 4.9179e-08  
a 3.205307905037768 3.0511e-08 au
q 2.905798817768836 1.5697e-07 au
i 6.202353177586946 5.1269e-06 deg
node 125.7774573422676 4.544e-05 deg
peri 51.72690757338822 5.2619e-05 deg
M 245.2850002562064 2.7575e-05 deg
tp 2459268.414338034500
(2021-Feb-22.91433803)
0.00016549 TDB
period 2096.056855942494
5.74
2.9928e-05
8.194e-08
d
yr
n .1717510662839943 2.4523e-09 deg/d
Q 3.5048169923067 3.3362e-08 au
  Orbit Determination Parameters
   # obs. used (total)      590  
   data-arc span      9829 days (26.91 yr)  
   first obs. used      1992-02-27  
   last obs. used      2019-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55207  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 03:36:08  

Additional Information
 Earth MOID = 1.91603 au 
 Jupiter MOID = 1.48262 au 
 T_jup = 3.177 
[ 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 14.6   n/a MPO432141  
diameter diameter 6.943 km 0.050 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.070   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

58744 (1998 EN13)          Discovered 1998-Mar-01 by Elst, E. W. at La Silla
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ 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 2020-Jan-26 06:57 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin