Positions and space velocities for 2615 SGP stars
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Spectrophotometric data have been obtained with the 2dF spectrograph at Cerro Tololo Inter-American Observatory and with Hydra at the WIYN telescope for nearly 2000 A, F, and G...
研究人员借助托洛洛山美洲际天文台(Cerro Tololo Inter-American Observatory)的2dF光谱仪(2dF spectrograph),以及WIYN望远镜(WIYN telescope)搭载的海德拉(Hydra)光谱仪,获取了近2000颗A型、F型与G型天体的分光光度数据……



