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 ]  
15547 (2000 ET91)
Classification: Main-belt Asteroid          SPK-ID: 2015547
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1348695994098895 3.0519e-08  
a 2.14063931270896 5.5117e-09 au
q 1.851932146122842 6.6298e-08 au
i 2.84627315123344 3.4986e-06 deg
node 300.2992513072579 8.5282e-05 deg
peri 15.70770331645751 8.7255e-05 deg
M 99.93792417819519 2.037e-05 deg
tp 2458882.928517849779
(2020-Feb-03.42851785)
6.4227e-05 TDB
period 1143.967462944599
3.13
4.4182e-06
1.21e-08
d
yr
n .314694265056588 1.2154e-09 deg/d
Q 2.429346479295079 6.2551e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1932  
   data-arc span      25302 days (69.27 yr)  
   first obs. used      1951-11-28  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51012  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:01:56  

Additional Information
 Earth MOID = .836428 au 
 Jupiter MOID = 2.81602 au 
 T_jup = 3.700 
[ 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 14.9   n/a MPO365439  
diameter diameter 2.197 km 0.095 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.529   0.096 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15547 (2000 ET91)          Discovered 2000-Mar-09 by LINEAR at Socorro
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2000 ET91 = 1982 PV = 1998 VD45 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-16 11:14 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin