# ``del_oxygen_17`` ## Properties :dimensions: N_PROF, N_LEVELS :dtype: float64 ## Default Attributes | Attribute | Value | |-----|-----| |``whp_name`` | ``DELO17`` | |``whp_unit`` | ``/MILLE`` | |``units`` | ``1e-3`` | |``C_format`` | ``%9.2f`` | |``C_format_source`` | ``database`` | ## Description Enrichment of the 17O/16O isotopic ratio of the sea water itself compared to VSMOW (Vienna Standard Mean Ocean Water).