Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
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 ]  
10559 Yukihisa (1993 SJ1)
Classification: Main-belt Asteroid          SPK-ID: 2010559
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2076380576645205 6.092e-08  
a 2.258929996133229 1.5736e-08 AU
q 1.789890159336003 1.3439e-07 AU
i 5.650710128042745 7.1025e-06 deg
node 171.8996815265357 5.9566e-05 deg
peri 141.409257307698 6.2019e-05 deg
M 124.842582071454 2.1411e-05 deg
tp 2456570.456064941682
(2013-Oct-04.95606494)
7.0809e-05 JED
period 1240.088229930917
3.40
1.2958e-05
3.548e-08
d
yr
n .2903019247429314 3.0335e-09 deg/d
Q 2.727969832930456 1.9004e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      930  
   data-arc span      13916 days (38.10 yr)  
   first obs. used      1976-09-24  
   last obs. used      2014-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53952  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 13:12:34  

Additional Information
 Earth MOID = .781293 AU 
 T_jup = 3.586 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.5 mag n/a MPO226202  

10559 Yukihisa           Discovered 1993 Sept. 16 by K. Endate and K. Watanabe at Kitami.
Yukihisa Matsumoto (b. 1962), a former researcher of the Nishi Mino Observatory, now works at the board of education of Fujihashi Village. This amateur astronomer formed a club in his school days and actively participated in astronomical activities.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20020328/MPCPages.arcLast Updated: 2003-10-02

[ show close-approach data ]
Alternate Designations
 1993 SJ1 = 1976 ST2 = 1986 PP5 = 1992 GO5 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Dec-19 22:45 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin