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 ]  
5552 Studnicka (1982 SJ1)
Classification: Main-belt Asteroid          SPK-ID: 2005552
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2425572038613384 5.1968e-08  
a 2.779380689175022 1.9339e-08 AU
q 2.105221880742529 1.4848e-07 AU
i 8.221844049250873 7.1054e-06 deg
node 174.5302020744537 3.8842e-05 deg
peri 249.8909320741011 4.173e-05 deg
M 307.6489287157941 1.7519e-05 deg
tp 2457246.618099595980
(2015-Aug-12.11809960)
8.3637e-05 JED
period 1692.468056165329
4.63
1.7664e-05
4.836e-08
d
yr
n .2127071165027845 2.22e-09 deg/d
Q 3.453539497607514 2.4029e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      970  
   data-arc span      30282 days (82.91 yr)  
   first obs. used      1931-10-06  
   last obs. used      2014-09-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50656  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Sep-12 13:48:07  

Additional Information
 Earth MOID = 1.13443 AU 
 T_jup = 3.276 
[ 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 12.8 mag n/a MPO302098  
SMASSII spectral type spec_B S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

5552 Studnička           Discovered 1982 Sept. 16 by A. Mrkos at Klet.
Named in memory of František Josef Studnička (1836-1903), professor of mathematics at Charles University in Prague, also active in astronomy and meteorology. He was known as the author of several textbooks and popular articles. He started his work as a lecturer in České Budějovice (1862-1864). Name suggested by J. Ticha and M. Šolc.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 19980211/MPCPages.arcLast Updated: 2009-11-17

[ show close-approach data ]
Alternate Designations
 1982 SJ1 = 1931 TX = 1973 UT4 = 1973 YF = 1991 RR 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Sep-30 21:58 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin