APF——利克天文台自动行星搜寻器
天体物理仪器与方法
2015-06-18 v1
摘要
自动行星搜寻器 (APF) 是一个专用设施,旨在通过对宿主恒星反射质心加速度的高 cadence 多普勒速度测量来发现和表征系外行星。APF 设施位于汉密尔顿山顶,由一台 2.4 米望远镜及其 Levy 光谱仪组成,这是一种专为精密多普勒速度测量优化的光学 echelle 光谱仪。APF 具有 374 nm - 970 nm 的固定格式光谱范围,并提供 114,000 角秒的“吞吐量”(分辨率 * 狭缝宽度乘积),光谱分辨率高达 150,000。在行星搜寻模式下,560 nm 闪耀处的整体系统效率(入射到主镜的光子中被科学 CCD 探测到的比例)为 15%。对 RV 标准星 HD 185144 和 HD 9407 的首光测试表明,在 3 个月期间保持了亚米/秒的精度(每次观测的 RMS)。本文回顾了望远镜、圆顶和光谱仪的基本特征,并简要总结了首光性能。
引用
@article{arxiv.1402.6684,
title = {APF - The Lick Observatory Automated Planet Finder},
author = {Steven S. Vogt and Matthew Radovan and Robert Kibrick and R. Paul Butler and Barry Alcott and Steve Allen and Pamela Arriagada and Mike Bolte and Jennifer Burt and Jerry Cabak and Kostas Chloros and David Cowley and William Deich and Brian Dupraw and Wayne Earthman and Harland Epps and Sandra Faber and Debra Fischer and Elinor Gates and David Hilyard and Brad Holden and Ken Johnston and Sandy Keiser and Dick Kanto and Myra Katsuki and Lee Laiterman and Kyle Lanclos and Greg Laughlin and Jeff Lewis and Chris Lockwood and Paul Lynam and Geoffrey Marcy and Maureen McLean and Joe Miller and Tony Misch and Michael Peck and Terry Pfister and Andrew Phillips and Eugenio Rivera and Dale Sandford and Mike Saylor and Richard Stover and Matthew Thompson and Bernie Walp and James Ward and John Wareham and Mingzhi Wei and Chris Wright},
journal= {arXiv preprint arXiv:1402.6684},
year = {2015}
}
备注
Accepted at PASP. Version with full resolution available at http://oklo.org/Vogt_APF_2014.pdf