M.E. Jarvis et al. 2019: Radio Images, IFU cube and [O III] maps for J0958+1439
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https://data.ncl.ac.uk/articles/dataset/M_E_Jarvis_et_al_2019_Radio_Images_IFU_cube_and_O_III_maps_for_J0958_1439/13238399/1
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资源简介:
This relates to: M.E. Jarvis et al. 2019, MNRAS, 485, 2710, "Prevalence of radio jets associated with galactic outflows and feedback from quasars". Available on the pre-print archive: arxiv.org/abs/1902.07727<br>This contains:- The Low Resolution ("LR") image and High Resolution ("HR") image from the Very Large Array (VLA) (see Table 3 and Section 3.1)- The eMERLIN image (see Section 3.2).- The IFU data cube used (see Section 3.3)- One file containing the four [O III] maps as four separate fits extensions (SNR, v50, W80 and A; see Section 4.2). Note the units for the v50 and W80 maps is angstroms.<br>The details of how the images, data cubes and maps were produced are in the paper. The data files also contain extensive meta-data in the header following the standard for astronomical images.
本数据集关联文献为M.E. Jarvis等学者2019年发表于《 MNRAS(Monthly Notices of the Royal Astronomical Society,皇家天文学会月报)》第485卷第2710页的论文《射电喷流在星系外流中的普遍性与类星体反馈》。该论文可在预印本平台arxiv.org/abs/1902.07727获取。
本数据集包含以下内容:
1. 来自甚大阵(Very Large Array, VLA)的低分辨率(Low Resolution, LR)图像与高分辨率(High Resolution, HR)图像(详见表3与3.1节);
2. eMERLIN成像数据(详见3.2节);
3. 所用的积分场单元(Integral Field Unit, IFU)数据立方体(详见3.3节);
4. 一个包含四幅[O III](氧三重电离谱线)图谱的文件,该文件以独立的FITS(Flexible Image Transport System,柔性图像传输系统)扩展格式存储了SNR、v50、W80以及A四组数据(详见4.2节)。请注意:v50与W80图谱的单位为埃(angstroms)。
关于图像、数据立方体与图谱的具体生成流程,请参阅该论文。数据文件的文件头中还包含符合天文图像标准的大量元数据。
提供机构:
Newcastle University
创建时间:
2020-11-19



