Last updated: September 21, 2026
These guides explain the measures and conventions we use in our reporting and in the weekly crypto market wrap. Each one is reviewed when the facts change, and the date of the last update is shown at the top of the page.
Market indicators
- Altcoin Dominance and USDT Dominance: A Beginner's GuideAltcoin dominance and Tether (USDT) dominance explained: how each is calculated, what rising or falling readings mean, and how traders read USDT.D with BTC.D.Live data: Altcoin Season Index
- What Is Bitcoin Dominance? Meaning, Formula and How to Read ItLive Bitcoin dominance with a 12-month chart, the figure excluding stablecoins, the formula, what a rising or falling BTC.D means and its link to altcoin season.Live data: Bitcoin dominance today
- What Is the ETH/BTC Ratio? What It Shows and Why Traders Watch ItThe ETH/BTC ratio measures Ether in Bitcoin instead of dollars. Live reading, 1-year chart, golden-cross status, history and what moves it.Live data: Altcoin Season Index
Market basics
- Is the Crypto Market Open on Weekends? Trading Hours and the Weekly Close ExplainedCrypto trades 24/7, including weekends and holidays. Live clock with the next daily and weekly close in your time zone, plus how crypto hours compare with stocks, ETFs and forex.Live data: Crypto market today: daily report
More guides
- Bitcoin ETF Flows: A Beginner's Guide to InflowsBitcoin ETF flows show money moving into or out of US spot Bitcoin funds. Learn how inflows and outflows are measured, why they matter, and how to read them.
- Bitcoin Hashrate Explained: What It Means for the NetworkBitcoin hashrate is the total computing power securing the network. Learn what hashrate means, how it's measured, and what it does and doesn't say about price.
- Crypto Funding Rates Explained for BeginnersCrypto funding rate explained: how perpetual futures funding works, who pays whom, what a negative funding rate means, and how to read annualised funding.
- Crypto Liquidation Explained: Cascades, Heatmaps, Longs vs ShortsCrypto liquidation explained for beginners: how leveraged positions get closed, why liquidation cascades move prices, and how to read a liquidation heatmap safely.
- Crypto Market Cycle: Phases, Halvings, and LimitsThe crypto market cycle usually moves through accumulation, bull market, distribution, and bear market. Learn how Bitcoin halvings fit in and why timing is hard.
- Long Short Ratio Crypto: A Beginner's GuideThe long short ratio crypto traders watch shows how many accounts or positions are long versus short. Learn the main types, how exchanges compute them, and their limits.
- Open Interest in Crypto: A Beginner's GuideOpen interest in crypto shows how many futures contracts are open. Learn what it means, how it differs from volume, and why sudden drops signal liquidations.
- Stablecoin Market Cap: What Supply Tells You About CryptoStablecoin market cap tracks the total supply of dollar-pegged tokens. Learn how minting and burning work and why traders watch supply as a liquidity signal.