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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
357420 (2003 YY20)
Classification: Main-belt Asteroid          SPK-ID: 2357420
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1420821938501124 7.9046e-08  
a 2.643019877477972 2.7871e-08 au
q 2.267493814896446 2.0654e-07 au
i 5.644629040186656 1.0221e-05 deg
node 299.4615007655625 8.0999e-05 deg
peri 154.0282804589493 9.5625e-05 deg
M 215.28715484551 4.9067e-05 deg
tp 2459231.390012579017
(2021-Jan-16.89001258)
0.00021867 TDB
period 1569.455733428369
4.30
2.4825e-05
6.797e-08
d
yr
n .2293788810555393 3.6283e-09 deg/d
Q 3.018545940059497 3.1831e-08 au
  Orbit Determination Parameters
   # obs. used (total)      131  
   data-arc span      5765 days (15.78 yr)  
   first obs. used      2003-12-17  
   last obs. used      2019-09-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62121  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 11:08:01  

Additional Information
 Earth MOID = 1.28588 au 
 Jupiter MOID = 2.15311 au 
 T_jup = 3.373 
[ 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 17.0   n/a MPO360740  

357420 (2003 YY20)          Discovered 2003-Dec-17 by Spacewatch at Kitt Peak
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-15 10:41 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin