(6277) Siok Main-belt Asteroid
Discovered on 24 August 1949 by Giclas, H. L., Schaldach, R. D. at Flagstaff.
Steve (b. 1949) and Kathy (b. 1949) Siok have been members of the Skyscrapers astronomy club of Rhode Island, USA for more than forty years, during which time they have held a variety of leadership positions.Naming citation (MPC batch dated 2016-11-14), IAU / Minor Planet Center, via NASA/JPL
Where Siok is today
Seen from above the solar system on 2026-10-14: Siok is 2.61 au from the Sun and 3.10 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 6277 |
| Provisional designation | 1949 QC1 |
| Orbit class | Main-belt Asteroid |
| Diameter | 3.85 km (#13,089 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.299 |
| Absolute magnitude (H) | 14.35 |
| Orbital period | 3.30 years |
| Semi-major axis | 2.21 au |
| Perihelion – aphelion | 1.78 – 2.65 au |
| Eccentricity | 0.196 |
| Inclination | 6.68° |
| Closest distance between its orbit and Earth's (MOID) | 0.768 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.