The orbital period of the recurrent nova V2487 Oph revealed

Pablo Rodríguez-Gil, Jesús M. Corral-Santana, Nancy Elías-Rosa +3

We present the first reliable determination of the orbital period of the recurrent nova V2487 Oph (Nova Oph 1998). We derived a value of $0.753\pm 0.016$ d ($18.1\pm 0.4$ h) from…