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 ]  
39221 (2000 YK8)
Classification: Main-belt Asteroid          SPK-ID: 2039221
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1093709481418466 4.8519e-08  
a 2.78105101797766 1.3964e-08 au
q 2.476884831310596 1.349e-07 au
i 2.71204121299494 4.637e-06 deg
node 311.6680132108721 8.5608e-05 deg
peri 53.28935600559326 8.7542e-05 deg
M 177.6680584051658 1.7946e-05 deg
tp 2458364.476055103586
(2018-Sep-02.97605510)
8.3589e-05 TDB
period 1693.993973167425
4.64
1.2758e-05
3.493e-08
d
yr
n .2125155140468847 1.6006e-09 deg/d
Q 3.085217204644725 1.5491e-08 au
  Orbit Determination Parameters
   # obs. used (total)      954  
   data-arc span      10221 days (27.98 yr)  
   first obs. used      1993-03-21  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52036  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 08:40:53  

Additional Information
 Earth MOID = 1.47432 au 
 Jupiter MOID = 2.37238 au 
 T_jup = 3.323 
[ 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 15.35   n/a E2021B10  

39221 (2000 YK8)          Discovered 2000-Dec-20 by Kusnirak, P., Pravec, P. at Ondrejov
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2000 YK8 = 1993 FP71 = 1999 PZ7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jun-14 16:58 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin