LAMOST光谱巡天第八次数据发布第2.0版

包括了LAMOST2011年10月24日至2020年5月27日期间LAMOST中/低分辨率巡天观测光谱和星表信息。低分辨率巡天共观测5,207个天区，获得10,633,515条光谱，其中包括10,337,752条恒星光谱，224,702 条星系光谱，72,061条类星体光谱，以及相应信息星表。中分辨率巡天获得1,465,789条非时域光谱，4,510,193条时域光谱，以及相应信息星表。

This dataset contains the medium- and low-resolution spectroscopic survey spectra and their associated catalog information from LAMOST, covering the period from October 24, 2011 to May 27, 2020. For the low-resolution spectroscopic survey, a total of 5,207 celestial fields were observed, yielding 10,633,515 spectra, including 10,337,752 stellar spectra, 224,702 galaxy spectra, and 72,061 quasar spectra, along with the corresponding catalog information. For the medium-resolution spectroscopic survey, 1,465,789 non-time-domain spectra and 4,510,193 time-domain spectra were obtained, together with their respective catalog information.

搜集汇总

背景与挑战

背景概述

该数据集为LAMOST光谱巡天第八次数据发布的第2.0版，涵盖了2011年10月至2020年5月期间的中/低分辨率巡天观测数据。它包括大量恒星、星系和类星体光谱及其对应的星表信息，总数据量达数千万条。