---
id: RNF-TRD-001
title: "Requerimientos No Funcionales - Trading Charts"
type: "Non-Functional Requirement"
epic: OQI-003
version: "1.0.0"
created_date: "2026-02-06"
---

# RNF-TRD-001: Requerimientos No Funcionales - Trading Charts

## Rendimiento
- Chart render inicial < 1s
- Candle update latency < 100ms (WebSocket)
- Indicator calculation < 200ms por panel
- Screener refresh < 3s para 50 symbols

## Tiempo Real
- WebSocket reconnect automatico < 5s
- Heartbeat interval: 30s
- Message queue buffer: 1000 mensajes max

## UI/UX
- Soporte para 4+ chart panels simultaneos
- Responsive: funcional en tablets (>768px)
- Drawing tools persistentes entre sesiones

## Datos
- Historicos: minimo 2 anos en timeframes 1h+
- Cache: candlestick data cached 5min en Redis
- Market data provider failover (Polygon → fallback)