Named in honor of Arnout van Genderen (1936– ), astronomer at the Leiden Observatory, whose main interest is photometry of η Carinae, eclipsing variable stars, VBLUW photometry of OB stars and the photometric variability of hypergiants. (M 26933) _ _.
Discovered on 25-3-1971 in Palomar by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T.