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
JPL Small-Body Database Browser
Search: [ help ]  
14974 Pocatky (1997 SK1)
Classification: Main-belt Asteroid          SPK-ID: 2014974
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0859234006249941 3.4002e-08  
a 2.631273608001015 9.6589e-09 au
q 2.40518563162677 8.9726e-08 au
i 3.870367401672845 3.9821e-06 deg
node 338.3889904547377 4.8778e-05 deg
peri 157.6781253178792 5.3428e-05 deg
M 17.87432202751351 2.1739e-05 deg
tp 2459123.094019056984
(2020-Sep-30.59401906)
9.4093e-05 TDB
period 1559.004760940971
4.27
8.5842e-06
2.35e-08
d
yr
n .2309165494675681 1.2715e-09 deg/d
Q 2.85736158437526 1.0489e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1664  
   data-arc span      10953 days (29.99 yr)  
   first obs. used      1991-03-20  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4892  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:44:03  

Additional Information
 Earth MOID = 1.41923 au 
 Jupiter MOID = 2.15684 au 
 T_jup = 3.391 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.27   n/a E2021B10  
diameter diameter 4.040 km 0.831 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 21.728 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.226   0.100 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

14974 Počátky           Discovered 1997 Sept. 22 by M. Tichy at Klet.
Počátky is the south Bohemian town where the discoverer was born.
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

Alternate Designations
 1997 SK1 = 1991 FF2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-19 15:26 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin