(6447) Terrycole Inner Main-belt Asteroid

Discovered on 14 October 1990 by E. F. Helin at Palomar.

Named in honor of Terry Cole, chief technologist at the Jet Propulsion Laboratory and senior faculty associate in the Caltech Division of Chemistry and Chemical Engineering. In addition to his numerous technical contributions to JPL and Caltech, Cole played a central role in the development of the Caltech/JPL Summer Undergraduate Research Fellowship (SURF) program through his vision while chairing the SURF Fellowship Executive Committee.Naming citation (19981005/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL

Where Terrycole is today

Seen from above the solar system on 2026-10-14: Terrycole is 1.88 au from the Sun and 1.91 au from Earth. Computed from JPL's orbital elements.

Facts

Number	6447
Provisional designation	1990 TO1
Orbit class	Inner Main-belt Asteroid
Rotation period	10.3 hours
Absolute magnitude (H)	14.62
Orbital period	2.73 years
Semi-major axis	1.95 au
Perihelion – aphelion	1.78 – 2.12 au
Eccentricity	0.0857
Inclination	19.8°
Closest distance between its orbit and Earth's (MOID)	0.800 au

Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.

Also named after someone called Terry

All asteroids named after someone called Terry

Also discovered on 14 October 1990

More named asteroids discovered by E. F. Helin

All 267

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