William Herschel discovered NGC 1376 = H II-288 = h303 on 28 Jan 1785 (sweep 359) and logged "F, pL, irr R, r." His position is 1.7' NNE of ESO 548-051 = PGC 13324. John Herschel measured an accurate position on 16 Oct 1827 (sweep 96), calling it "L; the faintest thing imaginable."

300/350mm - 13.1" (12/7/85): moderately bright, round, moderately large, weak concentration, diffuse.

400/500mm - 17.5" (11/25/87): moderately bright, fairly large, slightly elongated, diffuse, weak concentration.

Notes by Steve Gottlieb