(15376) Martak Outer Main-belt Asteroid
Discovered on 1 February 1997 by P. Kolény 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.Naming citation (WGSBN Bull. 6, #4, 4), IAU / Minor Planet Center, via NASA/JPL
Where Martak is today
Seen from above the solar system on 2026-10-14: Martak is 2.79 au from the Sun and 1.80 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 15376 |
| Provisional designation | 1997 CT1 |
| Orbit class | Outer Main-belt Asteroid |
| Diameter | 18.0 km (#2,492 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0790 |
| Rotation period | 5.64 hours |
| Absolute magnitude (H) | 12.64 |
| Orbital period | 7.82 years |
| Semi-major axis | 3.94 au |
| Perihelion – aphelion | 2.72 – 5.16 au |
| Eccentricity | 0.309 |
| Inclination | 2.90° |
| Closest distance between its orbit and Earth's (MOID) | 1.72 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Jan
- (2308) Schilt
- (3791) Marci
- (3847) Sindel
- (6266) Letzel
- (6834) Hunfeld
- (7218) Skacel
- (7221) Sallaba
- (7701) Zrzavy
- (7849) Janjosefric
- (8149) Ruff
- (9239) van Riebeeck
- (9259) Janvanparadijs
All asteroids named after someone called Jan
Also discovered on 1 February 1997
- (8424) Toshitsumita
- (8945) Cavaradossi
- (8946) Yoshimitsu
- (9233) Itagijun
- (9432) Iba
- (12035) Ruggieri
- (13196) Rogerssmith
- (23648) Kolar
- (23649) Tohoku