Definitions
In plain terms
It ranges from minus 100 to plus 100 when both component lines lie between zero and 100.
Technical
The output requires aligned ready component lines computed with the same window and tie convention.
Scope
Its sign identifies which extreme is more recent, not a guaranteed trend direction.
Formula
Aroon Oscillator = Aroon Up - Aroon DownAO_t=A^\uparrow_t-A^\downarrow_t| Symbol | Meaning | Unit |
|---|---|---|
Aroon Up | high-recency score | percent |
Aroon Down | low-recency score | percent |
Output unit: percentage points
Examples
- A governed lesson calculates or identifies Aroon Oscillator only after its parameters, state, timing, and edge cases are declared.
Common misconceptions
- Its sign identifies which extreme is more recent, not a guaranteed trend direction.
Concept relationships
Prerequisites
Related
Where this concept is used
Evidence and governance
- TA-Lib AROON Implementation TA-Lib · first party technical publication
Supports: preferred label, short definition, technical definition, formula
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
- evidence reviewed
This record is evidence-reviewed and readable, but not yet promoted to published — it is served noindex,follow and excluded from the sitemap.