RESEARCH ARCHIVE / Bitcoin
Bitcoin · 2026-09-15 Daily assessment archive
ARCHIVED MARKET STATE / Market conditions for the period
- Trend score / −3 to +3
- -0.88
- Signal consistency
- 72%
- Archived close / USDT / BTC
- 75,644.48
System assessment “bearish bias”, trend score -0.88（confidence 72%）, previous day: “neutral with a bullish bias”（+0.25）. BTC closed at $75,644.48, daily change -3.25%, intraday range amplitude 4.20%; 3-day -2.12%, 7-day -3.58%. Daily EMA10/EMA20 is in a bullish crossover state（spread +0.60%, 2026-08-19 bullish crossover, 27 days ago）. Derivatives, perpetual open interest +3.84%, daily average funding rate +0.0067%（previous 7 days +0.0058%）, taker buy/sell ratio 0.950, market-wide account long/short ratio 1.163 → 1.818, top trader account long/short ratio 1.214 → 1.982. Fear & Greed Index 69（Greed）. Main bullish factors: change in top trader long/short ratio, change in Fear & Greed Index; Main bearish factors: daily change, change in retail long/short ratio.
The above is the archive for 2026-09-15. The original uses “confidence”; this site interprets it as signal agreement, which cannot directly be treated as a probability of rising prices or predictive accuracy. The original summary retains its wording at the time.
01 / Data and market review
Key data
- Close $75,644.48, UTC 2026-09-15 00:00 open $78,189.20, daily change -3.25% (previous close $78,189.21)
- Intraday high $78,250.46 / low $74,967.97, range 4.20%; 30-day range $62,751.10 – $82,300.00
- Momentum: 3-day -2.12%, 7-day -3.58%, 30-day +20.26%; 30-day daily volatility 2.48%
- Daily EMA10 $77,447.77 / EMA20 $76,993.47, gap +0.60% (as % of close), golden-cross state (EMA10 above EMA20); most recent crossover: 2026-08-19 golden cross, 27 days ago
- Spot volume 21,683 BTC (approximately 1.659 billion USDT); latest 7-day volume versus preceding 7 days +1.43%
- Perpetual open interest 103,517 → 107,492 BTC (+3.84%, +3,975 BTC), notional value approximately $8126 million
- Daily average funding rate +0.0067%（08:00 +0.0062% / 16:00 +0.0098% / next day 00:00 +0.0040%）, previous 7-day average +0.0058%, approximately annualized +7.3%
- 24h aggregate taker buy/sell ratio 0.950 (buy 116,069 / sell 122,153 BTC); 9/24 hours buyer-dominated
- Market-wide account long/short ratio 1.163 → 1.818 (+56.28%); large-trader account long/short ratio 1.214 → 1.982 (+63.31%); large-trader position long/short ratio closed at 2.400
- Fear & Greed Index 57 → 69 (Greed, +12)
24H market review
- Early session（UTC 00:00–06:00）: $78,189.20 → $77,630.00, -0.71%, range $77,300.01 – $78,250.46, volume 2,829 BTC（of daily volume 13%）
- Morning-to-midday (UTC 06:00–12:00): $77,630.00 → $76,940.01, -0.89%, range $76,703.59 – $77,727.83, volume 3,551 BTC (16.4% of daily total)
- Afternoon（UTC 12:00–18:00）: $76,940.01 → $76,962.00, +0.03%, range $75,605.00 – $77,343.44, volume 8,368 BTC（of daily volume 38.6%）, the day's elevated-volume session
- Closing session (UTC 18:00–24:00): $76,962.00 → $75,644.48, -1.71%, range $74,967.97 – $77,205.39, volume 6,934 BTC (32% of daily total)
02 / Scoring basis
| Factor | Weight | Standardized value z | Score contribution | Availability status |
|---|---|---|---|---|
| Daily change | 25% | -1.333 | -0.533 | Provided |
| 3-day momentum | 10% | -0.497 | -0.080 | Provided |
| 7-day momentum | 10% | -0.556 | -0.089 | Provided |
| Daily EMA trend | 10% | 0.242 | +0.039 | Provided |
| Change in open interest | 10% | -1.280 | -0.205 | Provided |
| Funding-rate change | 5% | 0.164 | +0.013 | Provided |
| Funding-rate crowding | 5% | 0.168 | +0.013 | Provided |
| Aggressive buy/sell ratio | 10% | -0.996 | -0.159 | Provided |
| Change in retail long/short ratio | 5% | -3.000 | -0.240 | Provided |
| Change in top-trader long/short ratio | 5% | 3.000 | +0.240 | Provided |
| Change in Fear & Greed Index | 5% | 1.500 | +0.120 | 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
Continue checking the data and factors above, or open the current asset page to review other editions.
04 / Timing, measurement bases and data sources
Data window 2026-09-15 00:00:00 UTC → 2026-09-16 00:00:00 UTC; data archive generated 2026-09-25 14:54:20.252 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.
https://data-api.binance.vision/api/v3/klines (1d)
https://data-api.binance.vision/api/v3/klines (6h)
https://www.binance.com
https://www.binance.com
https://www.binance.com
https://www.binance.com
https://www.binance.com
https://www.binance.com
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 2026-09-15: Data and scores · AI commentary not generated, retaining the period's data, scoring version and sources. For reviewing observations from that period; historical views do not represent current market conditions.
Material date:(UTC trading day); status: data and scores · AI text not generated. Original dates and versions are retained.