Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
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 ]  
13000 (1981 QK3)
Classification: Main-belt Asteroid          SPK-ID: 2013000
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .115739343569241 9.3054e-08  
a 2.630162884765765 1.9615e-08 au
q 2.325749559002794 2.5106e-07 au
i 12.25827152813841 9.806e-06 deg
node 344.5688853368435 2.5415e-05 deg
peri 10.07411914921324 4.1075e-05 deg
M 10.63350691753409 2.9373e-05 deg
tp 2457354.480021492714
(2015-Nov-27.98002149)
0.00012711 JED
period 1558.017725582553
4.27
1.7429e-05
4.772e-08
d
yr
n .2310628397153785 2.5848e-09 deg/d
Q 2.934576210528737 2.1885e-08 au
  Orbit Determination Parameters
   # obs. used (total)      847  
   data-arc span      12508 days (34.25 yr)  
   first obs. used      1981-08-25  
   last obs. used      2015-11-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53062  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:22:40  

Additional Information
 Earth MOID = 1.31918 au 
 Jupiter MOID = 2.48017 au 
 T_jup = 3.359 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.2 mag n/a MPO347628  

13000 (1981 QK3)          Discovered 1981-Aug-25 by Debehogne, H. at La Silla
Reference: 20000124/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1981 QK3 = 1992 EL19 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2016-Feb-06 00:16 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin