NSV18639 observation needed For general info see: http://www.kusastro.kyoto-u.ac.jp/vsnet/gcvs/NSV18639.html Most recently reported (up to 10) observations: YYYYMMDD(UT) mag observer 19980109.615 75 (Taichi Kato) 19980121.585 76 (Taichi Kato) 19980222.471 74 (Taichi Kato)