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 ]  
5998 Sitensky (1986 RK1)
Classification: Main-belt Asteroid          SPK-ID: 2005998
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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .119822531936162 6.2483e-08  
a 2.763373383691865 2.3369e-08 AU
q 2.432258988172907 1.7831e-07 AU
i 4.593867589707278 6.1976e-06 deg
node 165.0447172821917 6.8932e-05 deg
peri 225.8257782825402 7.3042e-05 deg
M 16.14815628665497 2.6465e-05 deg
tp 2456925.237571880278
(2014-Sep-24.73757188)
0.00012296 JED
period 1677.867964746609
4.59
2.1284e-05
5.827e-08
d
yr
n .2145580031110297 2.7216e-09 deg/d
Q 3.094487779210824 2.6169e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1198  
   data-arc span      21477 days (58.80 yr)  
   first obs. used      1955-12-12  
   last obs. used      2014-09-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53039  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Oct-09 14:05:49  

Additional Information
 Earth MOID = 1.43985 AU 
 T_jup = 3.325 
[ 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 12.7 mag n/a MPO265989  

5998 Sitenský           Discovered 1986 Sept. 2 by A. Mrkos at Klet.
Ladislav Sitenský (b. 1919) is a Czech landscape photographer, well-known also for his photography from World War II, when he was a technician for the Czech wing of the Royal Air Force. The name was suggested by M. Tichy.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20001111/MPCPages.arcLast Updated: 2013-03-29

[ show close-approach data ]
Alternate Designations
 1986 RK1 = 1931 TY = 1977 RU4 = 1987 YX1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Oct-20 17:57 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin