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 ]  
15223 (1984 SN4)
Classification: Main-belt Asteroid          SPK-ID: 2015223
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2115392399189285 3.9746e-08  
a 2.617821784413315 8.1161e-09 au
q 2.06404975389531 1.0271e-07 au
i 1.481218655043959 3.8822e-06 deg
node 337.5417329665207 0.00013493 deg
peri 9.361747440158851 0.00013514 deg
M 202.966682182587 8.4749e-06 deg
tp 2459875.335388205861
(2022-Oct-22.83538821)
3.7719e-05 TDB
period 1547.064935841092
4.24
7.1946e-06
1.97e-08
d
yr
n .2326987003970062 1.0822e-09 deg/d
Q 3.17159381493132 9.833e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1378  
   data-arc span      14436 days (39.52 yr)  
   first obs. used      1980-10-31  
   last obs. used      2020-05-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54374  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:52:10  

Additional Information
 Earth MOID = 1.0554 au 
 Jupiter MOID = 2.25122 au 
 T_jup = 3.374 
[ 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 15.05   n/a E2021B10  

15223 (1984 SN4)          Discovered 1984-Sep-21 by Debehogne, H. at La Silla
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1984 SN4 = 1980 UY1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-16 08:11 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin