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 ]  
15376 Martak (1997 CT1)
Classification: Outer Main-belt Asteroid          SPK-ID: 2015376
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3097412253834914 4.5378e-08  
a 3.94084118475542 2.5271e-08 au
q 2.720200207147546 1.7933e-07 au
i 2.89743778585557 3.7674e-06 deg
node 256.4147766524773 9.7686e-05 deg
peri 101.606801499474 9.7798e-05 deg
M 105.8270360786171 5.6785e-06 deg
tp 2458360.506435370924
(2018-Aug-30.00643537)
4.2179e-05 TDB
period 2857.470968399995
7.82
2.7486e-05
7.525e-08
d
yr
n .1259855319550552 1.2119e-09 deg/d
Q 5.161482162363294 3.3099e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1717  
   data-arc span      15125 days (41.41 yr)  
   first obs. used      1979-10-14  
   last obs. used      2021-03-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48131  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:56:52  

Additional Information
 Earth MOID = 1.71684 au 
 Jupiter MOID = .48015 au 
 T_jup = 2.973 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.52   n/a E2021B10  
diameter diameter 18.026 km 0.171 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  
rotation period rot_per 5.64 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Warner, B.D.; Stephens, R.D. (2019) Minor Planet Bull. 46, 43-45.]
geometric albedo albedo 0.079   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  

15376 Marták           Discovered 1997 Feb. 1 by P. Kolény and L. Kornoš at Modra.
Ján Marták (1912-1945), a relative of the first discoverer, was a talented and dedicated teacher in the Slovak village Bzince pod Javorinou. He was known as a musician, public works organizer and stage director.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20020921/MPCPages.arcLast Updated: 2003-10-02

[ show close-approach data ]
Alternate Designations
 1997 CT1 = 1971 UB2 = 1979 TS1 = 1979 WS5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-20 02:45 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin