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---
dataset_info:
  config_name: spectra
  features:
  - name: spectrum
    sequence:
    - name: ene_center_bin
      dtype: float32
    - name: ene_high_bin
      dtype: float32
    - name: ene_low_bin
      dtype: float32
    - name: flux
      dtype: float32
    - name: flux_error
      dtype: float32
  - name: flux_aper_b
    dtype: float32
  - name: flux_bb_aper_b
    dtype: float32
  - name: flux_significance_b
    dtype: float32
  - name: hard_hm
    dtype: float32
  - name: hard_hs
    dtype: float32
  - name: hard_ms
    dtype: float32
  - name: var_index_b
    dtype: float32
  - name: var_prob_b
    dtype: float32
  - name: name
    dtype: string
  splits:
  - name: train
    num_bytes: 74567160
    num_examples: 100000
  download_size: 54292919
  dataset_size: 74567160
configs:
- config_name: spectra
  data_files:
  - split: train
    path: spectra/train-*
---

    ---
    description: 'Spectra from the Chandra Source Catalog. Processed from pulse height

  amplitude (PHA) files modified by instrumental response files ARF and RMF.

  '
homepage: https://cxc.cfa.harvard.edu/csc/
version: 1.0.0
citation: "% % ACKNOWLEDGEMENTS\n% From https://cxc.cfa.harvard.edu/csc/cite.html\
  \ :\n% \n% Users are kindly requested to acknowledge their use of the Chandra Source\
  \ Catalog in any resulting publications.\n% \n% This will help us greatly to keep\
  \ track of catalog usage, information that is essential for providing full accountability\
  \ of our work and services, as well as for planning future services.\n% \n% The\
  \ following language is suggested:\n% \n% This research has made use of data obtained\
  \ from the Chandra Source Catalog, provided by the Chandra X-ray Center (CXC) as\
  \ part of the Chandra Data Archive.\n% \n% CITATION\n@ARTICLE{2010ApJS..189...37E,\n\
  \       author = {{Evans}, Ian N. and {Primini}, Francis A. and {Glotfelty}, Kenny\
  \ J. and {Anderson}, Craig S. and {Bonaventura}, Nina R. and {Chen}, Judy C. and\
  \ {Davis}, John E. and {Doe}, Stephen M. and {Evans}, Janet D. and {Fabbiano}, Giuseppina\
  \ and {Galle}, Elizabeth C. and {Gibbs}, Danny G., II and {Grier}, John D. and {Hain},\
  \ Roger M. and {Hall}, Diane M. and {Harbo}, Peter N. and {He}, Xiangqun Helen and\
  \ {Houck}, John C. and {Karovska}, Margarita and {Kashyap}, Vinay L. and {Lauer},\
  \ Jennifer and {McCollough}, Michael L. and {McDowell}, Jonathan C. and {Miller},\
  \ Joseph B. and {Mitschang}, Arik W. and {Morgan}, Douglas L. and {Mossman}, Amy\
  \ E. and {Nichols}, Joy S. and {Nowak}, Michael A. and {Plummer}, David A. and {Refsdal},\
  \ Brian L. and {Rots}, Arnold H. and {Siemiginowska}, Aneta and {Sundheim}, Beth\
  \ A. and {Tibbetts}, Michael S. and {Van Stone}, David W. and {Winkelman}, Sherry\
  \ L. and {Zografou}, Panagoula},\n        title = \"{The Chandra Source Catalog}\"\
  ,\n      journal = {\apjs},\n     keywords = {catalogs, X-rays: general, Astrophysics\
  \ - High Energy Astrophysical Phenomena, Astrophysics - Instrumentation and Methods\
  \ for Astrophysics},\n         year = 2010,\n        month = jul,\n       volume\
  \ = {189},\n       number = {1},\n        pages = {37-82},\n          doi = {10.1088/0067-0049/189/1/37},\n\
  archivePrefix = {arXiv},\n       eprint = {1005.4665},\n primaryClass = {astro-ph.HE},\n\
  \       adsurl = {https://ui.adsabs.harvard.edu/abs/2010ApJS..189...37E},\n    \
  \  adsnote = {Provided by the SAO/NASA Astrophysics Data System}\n}\n"
    ---

    # Chandra Dataset

    

    Spectra from the Chandra Source Catalog. Processed from pulse height
amplitude (PHA) files modified by instrumental response files ARF and RMF.


    % % ACKNOWLEDGEMENTS
% From https://cxc.cfa.harvard.edu/csc/cite.html :
% 
% Users are kindly requested to acknowledge their use of the Chandra Source Catalog in any resulting publications.
% 
% This will help us greatly to keep track of catalog usage, information that is essential for providing full accountability of our work and services, as well as for planning future services.
% 
% The following language is suggested:
% 
% This research has made use of data obtained from the Chandra Source Catalog, provided by the Chandra X-ray Center (CXC) as part of the Chandra Data Archive.
% 
% CITATION
@ARTICLE{2010ApJS..189...37E,
       author = {{Evans}, Ian N. and {Primini}, Francis A. and {Glotfelty}, Kenny J. and {Anderson}, Craig S. and {Bonaventura}, Nina R. and {Chen}, Judy C. and {Davis}, John E. and {Doe}, Stephen M. and {Evans}, Janet D. and {Fabbiano}, Giuseppina and {Galle}, Elizabeth C. and {Gibbs}, Danny G., II and {Grier}, John D. and {Hain}, Roger M. and {Hall}, Diane M. and {Harbo}, Peter N. and {He}, Xiangqun Helen and {Houck}, John C. and {Karovska}, Margarita and {Kashyap}, Vinay L. and {Lauer}, Jennifer and {McCollough}, Michael L. and {McDowell}, Jonathan C. and {Miller}, Joseph B. and {Mitschang}, Arik W. and {Morgan}, Douglas L. and {Mossman}, Amy E. and {Nichols}, Joy S. and {Nowak}, Michael A. and {Plummer}, David A. and {Refsdal}, Brian L. and {Rots}, Arnold H. and {Siemiginowska}, Aneta and {Sundheim}, Beth A. and {Tibbetts}, Michael S. and {Van Stone}, David W. and {Winkelman}, Sherry L. and {Zografou}, Panagoula},
        title = "{The Chandra Source Catalog}",
      journal = {pjs},
     keywords = {catalogs, X-rays: general, Astrophysics - High Energy Astrophysical Phenomena, Astrophysics - Instrumentation and Methods for Astrophysics},
         year = 2010,
        month = jul,
       volume = {189},
       number = {1},
        pages = {37-82},
          doi = {10.1088/0067-0049/189/1/37},
archivePrefix = {arXiv},
       eprint = {1005.4665},
 primaryClass = {astro-ph.HE},
       adsurl = {https://ui.adsabs.harvard.edu/abs/2010ApJS..189...37E},
      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}