aroon_up
Aroon Up - measures time since highest high
aroon_up(period)
Parameters
| Name | Type | Description |
|---|---|---|
period |
int | Number of periods to look back for highest high |
Formula
```
Aroon Up = ((period - bars_since_highest_high) / period) * 100
Where:
- bars_since_highest_high = Number of bars since period high
- Result ranges from 0 to 100
```Examples
aroon_up(25); # Standard 25-period Aroon Up
aroon_up(14); # Shorter period (more sensitive)
aroon_up(25) > 70; # Strong uptrend (recent highs)Returns
Aroon Up value ranging from 0 (high occurred period bars ago) to 100 (new high today) ## References - TradingView: `ta.aroon()` returns [up, down] - Developed by Tushar Chande ## Notes - Values 70-100 indicate strong uptrend (recent highs) - Values 0-30 indicate weak uptrend (no recent highs) - Use with Aroon Down for crossover signals