(7846) Setvak Main-belt Asteroid
Discovered on 16 January 1996 by M. Tichy at Klet.
Named in honor of Martin Setvák (b. 1958), meteorologist and head of the Satellite Department of the Czech Hydrometeorological Institute in Prague, on the occasion of his 40th birthday, 1998 Feb. 14. His main professional interest is in convective storms, but his long-time hobby is astrophotography. This minor planet also honors his wife Stáňa Setváková (b. 1967), a staff member of the Prague Planetarium. Name proposed by the discoverer and J. Ticha.Naming citation (19980211/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Setvak is today
Seen from above the solar system on 2026-10-14: Setvak is 2.76 au from the Sun and 2.32 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 7846 |
| Provisional designation | 1996 BJ |
| Orbit class | Main-belt Asteroid |
| Diameter | 2.96 km (#15,304 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.349 |
| Rotation period | 2.61 hours |
| Absolute magnitude (H) | 14.79 |
| Orbital period | 3.60 years |
| Semi-major axis | 2.35 au |
| Perihelion – aphelion | 1.93 – 2.77 au |
| Eccentricity | 0.177 |
| Inclination | 3.46° |
| Closest distance between its orbit and Earth's (MOID) | 0.946 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Martin
- (2305) King
- (6385) Martindavid
- (6642) Henze
- (7100) Martin Luther
- (7239) Mobberley
- (7398) Walsh
- (7547) Martinnakata
- (8074) Slade
- (8152) Martinlee
- (9143) Burkhead
- (9283) Martinelvis
- (9521) Martinhoffmann
All asteroids named after someone called Martin
Also discovered on 16 January 1996
- (7359) Messier
- (7498) Blanik
- (7796) Jaracimrman
- (9424) Hiroshinishiyama
- (9793) Torvalds
- (14948) Bartuska
- (15853) Benedettafoglia