FTB-C000359 / Formula component

Periods Since Lowest Low

Periods Since Lowest Low counts the number of periods between the current endpoint and the selected lowest low in the Aroon window.

Also known aslow recency count

Intermediate 1 linked topicPublished

Definitions

In plain terms

Zero means the chosen minimum is current; larger counts mean it occurred further back.

Technical

The count depends on current-bar inclusion, window cardinality, chronological indexing, and most-recent or earliest tie selection.

Scope

The result is an age, not a price distance.

Examples

  • A governed lesson calculates or identifies Periods Since Lowest Low only after its parameters, state, timing, and edge cases are declared.

Common misconceptions

  • The result is an age, not a price distance.

Concept relationships

Prerequisites

Related

Required by

Where this concept is used

Tutorials planned

These catalogued topics use this concept, but their complete build has not shipped yet.

  • D07-F02-A03 Prerequisite

Evidence and governance

  1. TA-Lib AROON Implementation TA-Lib · first party technical publication

    Supports: preferred label, short definition, technical definition

    Limits: The pinned version supports reproducibility but does not make every platform's tie convention equivalent.

Reviewed by
fintech-builder-batch-007
Last reviewed
2026-07-27
Next review
2027-07-27
Record status
published
Written by

Fintech engineer building market-data and financial systems, and the author of every article, glossary record, and reference implementation on The Fintech Builder.