The Algol-Type Eclipsing Binary GSC 3002-0454

Volume 29 number 2 (2001)

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Marvin E. Baldwin

8655 N. Co. Rd. 775E Butlerville, IN 47223

Peter R. Guilbault

P. O. Box 287 Chepachet, RI 02814

Arne A. Henden

USRA/USNO P. O. Box 1149 Flagstaff, AZ 86002-1149

Daniel H. Kaiser

2631 Washington Street Columbus, IN 47201

Gilbert C. Lubcke

3817 Patrick Henry Way Middleton, WI 53562

Gerard Samolyk

9504 W. Barnard Avenue Greenfield, WI 53228

David B. Williams

P. O. Box 58 Whitestown, IN 46075

Abstract

Photographic, visual, and CCD photometry indicate that the star GSC 3002-0454 in Ursa Major is an Algol-type eclipsing binary, range 12.8-15.0 V, period 1.8559010 days. Secondary minimum is 0.10V. Eclipse duration is about 0.34 day, and the eclipse is total with an interval of constant light at minimum lasting about 0.04 day.