breadth-chart-analyst

1# Breadth Chart Analyst
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3## Overview
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5This skill enables specialized analysis of two complementary market breadth charts that provide strategic (medium to long-term) and tactical (short-term) market perspectives. Analyze breadth chart images to assess market health, identify trading signals based on backtested strategies, and develop positioning recommendations. All thinking and output are conducted exclusively in English.
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7## When to Use
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9Use this skill when:
10- User provides S&P 500 Breadth Index (200-Day MA based) chart images for analysis
11- User provides US Stock Market Uptrend Stock Ratio chart images for analysis
12- User requests market breadth assessment or market health evaluation
13- User asks about medium-term strategic positioning based on breadth indicators
14- User needs short-term tactical timing signals for swing trading
15- User wants combined strategic and tactical market outlook
16- **User requests breadth analysis WITHOUT providing chart images** (CSV data mode)
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18Do NOT use this skill when:
19- User asks about individual stock analysis (use `us-stock-analysis` skill instead)
20- User needs sector rotation analysis without breadth charts (use `sector-analyst` skill instead)
21- User wants news-based market analysis (use `market-news-analyst` skill instead)
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23## Prerequisites
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25- **Chart Images Optional**: CSV data from public sources is the PRIMARY data source; chart images provide supplementary visual context
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