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 ]  
47078 (1998 YS2)
Classification: Outer Main-belt Asteroid          SPK-ID: 2047078
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03998656376122879 3.7948e-08  
a 3.228483227188958 2.4306e-08 au
q 3.099387276772909 1.305e-07 au
i 15.87227098167605 4.2763e-06 deg
node 121.7146237907238 1.4414e-05 deg
peri 251.0398090213144 5.4655e-05 deg
M 296.2140238947478 5.2673e-05 deg
tp 2458975.921321118368
(2020-May-06.42132112)
0.00030976 TDB
period 2118.83056205961
5.80
2.3928e-05
6.551e-08
d
yr
n .1699050440588613 1.9187e-09 deg/d
Q 3.357579177605007 2.5278e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1487  
   data-arc span      24833 days (67.99 yr)  
   first obs. used      1951-11-28  
   last obs. used      2019-11-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51205  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 04:00:06  

Additional Information
 Earth MOID = 2.13036 au 
 Jupiter MOID = 1.91954 au 
 T_jup = 3.126 
[ 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 13.0   n/a MPO375296  
diameter diameter 15.838 km 0.197 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.049   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

47078 (1998 YS2)          Discovered 1998-Dec-17 by ODAS at Caussols
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 YS2 = 2000 GR85 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jan-19 02:32 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin