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 ]  
15219 (1981 EY42)
Classification: Main-belt Asteroid          SPK-ID: 2015219
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1354051402937751 4.73e-08  
a 2.412085658927998 9.1927e-09 au
q 2.08547686188025 1.1242e-07 au
i .6327702050064846 5.0153e-06 deg
node 211.7820411527984 0.0002974 deg
peri 10.45785395629968 0.00029769 deg
M 187.9168474515292 1.556e-05 deg
tp 2459854.568704348619
(2022-Oct-02.06870435)
6.147e-05 TDB
period 1368.319501812817
3.75
7.8222e-06
2.142e-08
d
yr
n .26309644752052 1.504e-09 deg/d
Q 2.738694455975747 1.0437e-08 au
  Orbit Determination Parameters
   # obs. used (total)      829  
   data-arc span      16034 days (43.90 yr)  
   first obs. used      1977-02-12  
   last obs. used      2021-01-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5174  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:52:07  

Additional Information
 Earth MOID = 1.07574 au 
 Jupiter MOID = 2.23543 au 
 T_jup = 3.506 
[ 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 16.0   n/a MPO337387  

15219 (1981 EY42)          Discovered 1981-Mar-02 by Bus, S. J. at Siding Spring
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-15 06:40 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin