During the opposition of 1900–1901, a worldwide program was launched to make parallax measurements of Eros to determine the solar parallax (or distance to the Sun), with the results published in 1910 by Arthur Hinks of Cambridge.
Durante a oposición de 1900–1901, puxose en marcha un programa en todo o mundo para realizar medicións de paralaxe do asteroide e determinar así a paralaxe solar (ou distancia ao Sol), sendo os resultados publicados en 1910 por Arthur Hinks de Cambridge.