“MaNGA”的版本间差异
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（以“*already observed 106 galaxies :metalicity gradients”为内容创建页面） |
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*http://www.sdss3.org/future/manga.php |
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*already observed 106 galaxies |
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:metalicity gradients |
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==target== |
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* To identify galaxies meeting the final selection cuts, use the MANGA_TARGET1 bitmask, and find all galaxies that have at least one of the bits 10, 11, and 12 set in MANGA_TARGET1. |
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==DRP== |
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*DRP的光谱没有改过银河系尘埃消光 |
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==DAP== |
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*DAP的谱线测量已经改过银河系尘埃消光 [https://www.sdss.org/dr17/manga/manga-analysis-pipeline/] |
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==相关科学== |
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*星系的丰度/年龄梯度 |
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:漩涡星系的丰度梯度与rd相关，rd越大，梯度越小（解释：丰度和表面密度之间的universal的联系）[http://arxiv.org/abs/1509.07190] |
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2022年5月22日 (日) 13:45的最新版本
target
- To identify galaxies meeting the final selection cuts, use the MANGA_TARGET1 bitmask, and find all galaxies that have at least one of the bits 10, 11, and 12 set in MANGA_TARGET1.
DRP
- DRP的光谱没有改过银河系尘埃消光
DAP
- DAP的谱线测量已经改过银河系尘埃消光 [1]
相关科学
- 星系的丰度/年龄梯度
- 漩涡星系的丰度梯度与rd相关，rd越大，梯度越小（解释：丰度和表面密度之间的universal的联系）[2]