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The asteroids 333 Badenia, 402 Chloe, 481 Emita and 800 Kressmannia have been observed using photoelectric photometry during their 1997 apparations. The obtained synodic periods are: 333 Badenia - 9.96 h; 402 Chloe - 7.111 h; 481 Emita - 14.35 h and 800 Kressmannia - 4.457 h. There are no published periods so far for the first three. We obtained the phase parameters of 402 Chloe, they are H=8.86 and...