RESEARCH ARCHIVE / Bitcoin

Bitcoin · 2026-09-20 Daily assessment archive

UTC trading day 2026-09-20Scoring version 2026-09-25.2Content status Data and scores · AI text not generated

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ARCHIVED MARKET STATE / Market conditions for the period

Trend score / −3 to +3: +0.37
Signal consistency: 48%
Archived close / USDT / BTC: 81,178.00

System assessment: “Neutral with bullish bias”, trend score +0.37 (confidence 48%), previous day: “Bullish bias” (+0.78). BTC closed at $81,178.00, daily change -0.09%, intraday range amplitude 1.69%; 3-day +6.23%, 7-day +5.64%. Daily EMA10/EMA20 is in a golden-cross state (gap +1.15%, 2026-08-19 golden cross, 32 days ago). Derivatives, perpetual open interest +0.12%, daily average funding rate +0.0072% (previous 7 days +0.0068%), aggressive buy/sell ratio 0.970, market-wide account long/short ratio 0.942 → 0.961, large-trader account long/short ratio 1.094 → 1.116. Fear & Greed Index 71 (Greed). Main bullish factors: 3-day momentum, 7-day momentum; Main bearish factors: aggressive buy/sell ratio.

The above is the archive for 2026-09-20. The original uses “confidence”; this site reads it as signal consistency, which cannot directly be interpreted as probability of price increases or forecast accuracy. The original summary retains its wording at the time.

01 / Data and market review

Key data

Close $81,178.00, UTC 2026-09-20 00:00 open $81,249.99, daily change -0.09%（previous close $81,249.99）
Intraday high $81,497.33 / low $80,126.04, range 1.69%; 30-day range $74,967.97 – $82,300.00
Momentum: 3-day +6.23%, 7-day +5.64%, 30-day +3.63%; 30-day daily volatility 2.30%
Daily EMA10 $78,906.01 / EMA20 $77,971.16, spread +1.15%（of close）, bullish crossover state（EMA10 above EMA20）; latest crossover: 2026-08-19 bullish crossover, 32 days ago
Spot volume 10,994 BTC（approximately 0.888 billion USDT）, latest 7-day volume versus previous 7 days +15.41%
Perpetual open interest 107,646 → 107,778 BTC（+0.12%, +131 BTC）, notional value approximately USD 8.746 billion
Average daily funding rate +0.0072% (08:00 +0.0100% / 16:00 +0.0075% / next day 00:00 +0.0042%); preceding 7-day average +0.0068%, annualized approximately +7.9%
24h aggregate taker buy/sell ratio 0.970（buy 47,628 / sell 49,080 BTC）, 11/24 hoursbuyers dominant
Market-wide account long/short ratio 0.942 → 0.961 (+1.98%); large-trader account long/short ratio 1.094 → 1.116 (+1.95%); large-trader position long/short ratio closed at 2.096
Fear & Greed Index 71 → 71（Greed，0）

24H market review

Early session (UTC 00:00–06:00): $81,249.99 → $80,494.31, -0.93%, range $80,126.04 – $81,330.01, volume 4,183 BTC (38% of daily total), the day's high-volume session
Early afternoon（UTC 06:00–12:00）: $80,494.31 → $80,493.20, -0.00%, range $80,165.49 – $80,607.50, volume 1,983 BTC（of daily volume 18%）
Afternoon (UTC 12:00–18:00): $80,493.21 → $81,147.94, +0.81%, range $80,327.64 – $81,497.33, volume 3,204 BTC (29.1% of daily total)
Closing session（UTC 18:00–24:00）: $81,147.94 → $81,178.00, +0.04%, range $80,579.43 – $81,332.01, volume 1,624 BTC（of daily volume 14.8%）

02 / Scoring basis

Factor	Weight	Standardized value z	Score contribution	Availability status
Daily change	25%	-0.039	-0.016	Provided
3-day momentum	10%	1.518	+0.243	Provided
7-day momentum	10%	0.902	+0.144	Provided
Daily EMA trend	10%	0.501	+0.080	Provided
Change in open interest	10%	-0.041	-0.007	Provided
Funding-rate change	5%	0.085	+0.007	Provided
Funding-rate crowding	5%	0.138	+0.011	Provided
Aggressive buy/sell ratio	10%	-0.592	-0.095	Provided
Change in retail long/short ratio	5%	-0.397	-0.032	Provided
Change in top-trader long/short ratio	5%	0.389	+0.031	Provided
Change in Fear & Greed Index	5%	0.000	+0.000	Provided

Factor values and contributions follow this period's scoring version 2026-09-25.2 and are not recalculated on the detail page.

03 / AI analysis and content status

Data and system scores are included for this period. The original archive's AI status is pending; no AI commentary is attached.

Continue checking the data and factors above, or open the current asset page to review other editions.

04 / Timing, measurement bases and data sources

The original archive lists no missing items or quality warnings; this reflects only archive fields and does not imply independent verification of market data.

Data window 2026-09-20 00:00:00 UTC → 2026-09-21 00:00:00 UTC; data archive generated 2026-09-25 14:54:20.265 UTC; snapshot included on this page 2026-10-05 13:28:08 UTC.

Bitcoin closing prices use Binance BTCUSDT spot, in USDT / BTC; derivatives indicators such as open interest and funding rates use their respective contract data.

Spot daily chart

https://data-api.binance.vision/api/v3/klines (1d)

Spot volume by session

https://data-api.binance.vision/api/v3/klines (6h)

Funding rate

https://www.binance.com

Top trader account long/short ratio

https://www.binance.com

Futures open interest

https://www.binance.com

Market-wide account long/short ratio

https://www.binance.com

Large-trader long/short position ratio

https://www.binance.com

Taker buying and selling

https://www.binance.com

Fear & Greed Index

https://api.alternative.me/fng/

This page's data comes from existing site archives.View original daily JSON ↗

FACTS / SOURCES / CONTEXT

Page highlights and supporting materials

What period and materials does this archive cover?

Bitcoin historical assessment for UTC trading day 2026-09-20: data and scores · AI text was not generated; the period's data, scoring version and sources are retained. For reviewing observations from that period; historical views do not represent current market conditions.

Material date:2026-09-20(UTC trading day); status: data and scores · AI text not generated. Original dates and versions are retained.

Summary compiled:October 11, 2026 · Original data timestamps are as stated in the listed materials · Permalink to this section