RX J1039.7-0507 According to astro-ph/0210565 (Woudt and Warner), RX J1039.7-0507 is confirmed to be a short-period (P=1.574 h) CV with a strong reflection effect. Based on the existence of other periods, the authors suggest that the object is likely an intermediate polar, which may have been undergoing a recent nova eruption. Further monitoring for long-term variation would be meaningful. 103947.2 -050702 (2000.0) RXJ1039.7-0507 V=18.50 B-V=- ES - 103947.5 -050700 (2000.0) 1RXS_J103947.6-050701 0.139 -0.22 0.01 Regards, Taichi Kato