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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .119822536612396 6.1603e-08  
a 2.76337338116469 1.8667e-08 AU
q 2.432258973026363 1.7353e-07 AU
i 4.593869477832056 5.6026e-06 deg
node 165.0447119161608 6.8172e-05 deg
peri 225.8257819547656 7.1584e-05 deg
M 16.14815888610344 2.0846e-05 deg
tp 2456925.237559868157
(2014-Sep-24.73755987)
9.7121e-05 JED
period 1677.867962444929
4.59
1.7001e-05
4.655e-08
d
yr
n .2145580034053579 2.174e-09 deg/d
Q 3.094487789303016 2.0904e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1358  
   data-arc span      21620 days (59.19 yr)  
   first obs. used      1955-12-12  
   last obs. used      2015-02-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50707  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 14:01:41  

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 12.8 mag n/a MPO319159  

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 2015-Apr-02 03:10 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin