Add some docs for to/from ogip
@@ -867,6 +867,12 @@ class SpectrumDatasetOnOff(SpectrumDataset):
``use_sherpa`` flag. Then all files will be written in units 'keV' and
'cm2'.
+ The naming scheme is fixed, with {name} the dataset name:
+ * PHA file is named pha_obs{name}.fits
+ * BKG file is named bkg_obs{name}.fits
+ * ARF file is named arf_obs{name}.fits
+ * RMF file is named rmf_obs{name}.fits
+
Parameters
----------
outdir : `pathlib.Path`
@@ -966,6 +972,13 @@ class SpectrumDatasetOnOff(SpectrumDataset):
BKG file, ARF, and RMF must be set in the PHA header and be present in
the same folder.
+ The naming scheme is fixed to the following scheme
+ * PHA file is named pha_obs{name}.fits
+ * BKG file is named bkg_obs{name}.fits
+ * ARF file is named arf_obs{name}.fits
+ * RMF file is named rmf_obs{name}.fits
+ with {name} the dataset name.
+
Parameters
----------
filename : str
