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 ]  
15454 (1998 YB3)
Classification: Main-belt Asteroid          SPK-ID: 2015454
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2086588779480397 3.2002e-08  
a 2.870385190800579 1.9177e-08 au
q 2.27145383760946 9.2692e-08 au
i 14.2112454122925 5.0682e-06 deg
node 290.0778035568354 1.7189e-05 deg
peri 295.1886429017089 2.2585e-05 deg
M 51.37649686218278 1.2974e-05 deg
tp 2458747.004248285425
(2019-Sep-20.50424829)
6.4402e-05 TDB
period 1776.268842580831
4.86
1.7801e-05
4.874e-08
d
yr
n .2026720231589143 2.0311e-09 deg/d
Q 3.469316543991698 2.3179e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1444  
   data-arc span      14326 days (39.22 yr)  
   first obs. used      1980-02-19  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47992  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 02:20:02  

Additional Information
 Earth MOID = 1.30246 au 
 Jupiter MOID = 1.80318 au 
 T_jup = 3.221 
[ 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 12.9   n/a MPO439200  
diameter diameter 15.826 km 0.071 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.046   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15454 (1998 YB3)          Discovered 1998-Dec-17 by Kobayashi, T. at Oizumi
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 YB3 = 1980 DF = 1981 NK = 1991 ND8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Mar-30 08:14 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin