(129955) Eriksyrstad Main-belt Asteroid
Discovered on 8 October 1999 by CSS at Catalina.
Erik Syrstad (b. 1978) was the detector assembly contamination control lead for the OSIRIS-REx Asteroid Sample Return Mission OCAMS camera. As an instrument scientist at the Utah State University Space Dynamics Laboratory, he was the program manager for the FUV spectrograph camera on NASA's ICON mission.Naming citation (MPC batch dated 2016-08-18), IAU / Minor Planet Center, via NASA/JPL
Where Eriksyrstad is today
Seen from above the solar system on 2026-10-14: Eriksyrstad is 2.62 au from the Sun and 2.88 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 129955 |
| Provisional designation | 1999 TY248 |
| Orbit class | Main-belt Asteroid |
| Diameter | 4.11 km (#12,470 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0720 |
| Absolute magnitude (H) | 15.64 |
| Orbital period | 4.39 years |
| Semi-major axis | 2.68 au |
| Perihelion – aphelion | 2.08 – 3.29 au |
| Eccentricity | 0.225 |
| Inclination | 14.1° |
| 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 named after someone called Erik
- (7292) Prosperin
- (7939) Asphaug
- (8327) Weihenmayer
- (9438) Satie
- (10270) Skoglov
- (11307) Erikolsson
- (11521) Erikson
- (15170) Erikdeul
- (15621) Erikhovland
- (23801) Erikgustafson
- (24066) Eriksorensen
- (33044) Erikdavy
All asteroids named after someone called Erik
Also discovered on 8 October 1999
- (16095) Lorenball
- (19707) Tokunai
- (20654) Ivaneder
- (24068) Simonsen
- (42929) Francini
- (66667) Kambic
- (243637) Frosinone