(26828) Narusawa Main-belt Asteroid
Discovered on 29 November 1989 by Endate, K., Watanabe, K. at Kitami.
Shin-ya Narusawa (b. 1965) worked at Nishi-Harima Astronomical Observatory, Hyogo Prefecture from 1995 to 2023 as a senior researcher. He is currently a full-time lecturer at the University of Hyogo. He identified a relationship between the pulsational period and metallicity of the oscillating Algol-type binary systems.Naming citation (WGSBN Bull. 3, #15, 11), IAU / Minor Planet Center, via NASA/JPL
Where Narusawa is today
Seen from above the solar system on 2026-10-14: Narusawa is 1.95 au from the Sun and 1.59 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 26828 |
| Provisional designation | 1989 WZ1 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 14.51 |
| Orbital period | 3.68 years |
| Semi-major axis | 2.39 au |
| Perihelion – aphelion | 1.93 – 2.84 au |
| Eccentricity | 0.193 |
| Inclination | 3.27° |
| Closest distance between its orbit and Earth's (MOID) | 0.935 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 29 November 1989
- (4382) Stravinsky
- (5740) Toutoumi
- (5910) Zatopek
- (8011) Saijokeiichi
- (8087) Kazutaka
- (8273) Apatheia
- (15248) Hidekazu
- (15716) Narahara
- (29167) Masataka