south by east

the direction, or the point on a mariner's compass, halfway between due south and south-southeast; 11°15′ east of due south

See south by east in American Heritage Dictionary 4

noun Abbr. SbE
The direction or point on the mariner's compass halfway between due south and south-southeast, or 168°45: east of due north.
adverb & adj.
Toward or from south by east.
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