1995 multiwavelength campaign

• Gerrie Peters (USC): IUE – uv spectroscopy

• Doug Gies (CHARA): AAT – optical spectroscopy

• David McDavid (Limber Obs): CTIO – UBVRI pol

• spectroscopy

• correlated variability of 145 nm flux and line profiles ═> low-order g-mode nonradial pulsation

• prograde for observer, period 1.25 ± 0.05 d

• polarimetry