SBS1150+599A recent (cont'd) YYYYMMDD(UT) mag observer 20040505.596 <168C (Masayuki Moriyama) 20050205.890 <147C (Masayuki Moriyama) 20050418.669 <156C (Masayuki Moriyama) 20050427.667 <156C (Masayuki Moriyama) 20050512.610 <156C (Masayuki Moriyama)