Shin2006 GRB030226余辉的高分辨谱的观测 2

主要内容:
发现有四个红移系统, z=1.04329, 1.95260, 1.96337, and 1.98691. 其差异可能是团块的运动速度不同导致的. 谱上有清晰的吸收线, 可以定元素及丰度.

精彩摘抄:
清晰的吸收线.

文章信息:
astro-ph/0608327
High-Resolution Spectroscopy of GRB030226: Features of a Massive Star Progenitor or Intervening Absorption Systems?
Authors: Min-Su Shin, Edo Berger, Bryan E. Penprase, Derek B. Fox, Paul A. Price, Shri R. Kulkarni, Alicia M. Soderberg, Michael J. West, Patrick Cote, Andres Jordan
Comments: 11 pages, 3 figures; submitted to ApJ