(15821) Iijimatatsushi Main-belt Asteroid
Discovered on 2 October 1994 by Endate, K., Watanabe, K. at Kitami.
Tatsushi Iijima (1963-2015) was a journalist who worked at Kyodo News for about 28 years. He was a professional photographer who loved motorbikes. He supported the Japanese space missions Hayabusa and Hayabusa2. He passed away as a result of a scuba-diving accident.Naming citation (MPC batch dated 2016-03-23), IAU / Minor Planet Center, via NASA/JPL
Where Iijimatatsushi is today
Seen from above the solar system on 2026-10-14: Iijimatatsushi is 2.07 au from the Sun and 2.09 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 15821 |
| Provisional designation | 1994 TM2 |
| Orbit class | Main-belt Asteroid |
| Rotation period | 7.82 hours |
| Absolute magnitude (H) | 14.56 |
| Orbital period | 3.13 years |
| Semi-major axis | 2.14 au |
| Perihelion – aphelion | 2.06 – 2.22 au |
| Eccentricity | 0.0379 |
| Inclination | 3.29° |
| Closest distance between its orbit and Earth's (MOID) | 1.08 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 2 October 1994
- (6878) Isamu
- (6927) Tonegawa
- (7664) Namahage
- (7890) Yasuofukui
- (8712) Suzuko
- (9080) Takayanagi
- (9208) Takanotoshi
- (12383) Eboshi
- (13608) Andosatoru
- (14027) Ichimoto
- (14487) Sakaisakae
- (14922) Ohyama