Trading Profiles⏱️ 10 min read

Goldbach Time: Time Symmetry Theory in ICT

In traditional technical analysis, most traders only focus on the price axis such as support, resistance, or technical indicators, but completely ignore the time axis. Goldbach Time (Time Symmetry Theory) is a core theory in the ICT method, helping to explain how the IPDA (Interbank Price Delivery Algorithm) algorithm operates and distributes prices based on fixed time symmetric rhythms. This doctrine asserts that: "Time must come first, then price action will follow" (Time first, then Price).

1. Three Core Time Anchors (NY Time Anchors)

To identify time symmetry points, the IPDA algorithm uses New York time reference points (EST) as anchor points. Every symmetrical daily cycle begins or revolves around these points:

🕰️ 00:00 Midnight NY

New York opening day spot. This is the starting point (Origin) for measuring the accumulation rhythms (Accumulation) and subsequent symmetrical time cycles during the day.

⚡ 02:00 - 05:00 AM NY

London Open Killzone. This is usually where the algorithm creates a Judas Swing that scans liquidity before entering the real trend.

🇺🇸 08:30 AM NY

Time to announce important US economic news and open the stock market. It is the liquidity convergence point and the starting point for the American session distribution rhythm.

2. Two Fundamental Principles of Time Symmetry

The IPDA algorithm distributes market rhythms according to two main time symmetry principles:

1 📐 Linear Time Symmetry - 1:1 Ratio

If a previous trend push (Expansion) lasted for a period of time T₁, then the next correction or symmetric distribution span will also tend to last for a period of time. T₂ approximately equal T₁ before reversing.

Real combat example: If the Judas Swing (manipulation) to sweep liquidity in the London session takes place for exactly 3 hours (from 02:00 to 05:00 AM NY), then the next trend push in the New York session will usually run strongly for about 3 hours symmetrically before starting to level off or reverse.

2 ⏰ Fibonacci Time Zones

The period of correction or accumulation tends to be closely related to the main thrust according to popular time Fibonacci ratios such as 0.382, 0.5, 0.618, 1.0, 1.618.

When you measure the time from the bottom to the top of a strong uptrend with the Fibonacci Time Zones tool, the 0.618 or 1.0 time marks will indicate when the market is most likely to reverse.

1:1 time-symmetric chart from the Midnight NY Open

00:00 Midnight NY (Start) 09:30 AM NY (Peak swing) 19:00 PM NY (Reversal completed) Rate of Increase T₁ = 9.5 Hours Decreasing Rate T₂ = 9.5 Hours (Symmetrical T₂ = T₁)

3. How to Use Algorithmic Anchor Points

Algorithmic Anchor Point are important milestones or price levels used by the IPDA algorithm as a "starting line" to calculate subsequent time cycles and fluctuation amplitudes.

📌 Time Anchor

These are important Swing High/Swing Low or opening points (Midnight, Session Open). The algorithm will count the number of candles (Time Cycles) from this anchor point to determine symmetrical rhythms (for example, 17-candle cycle, 14-candle period, and 47/50 candle reversal zone).

📌 Price Anchor

These are special value ranges pre-set by the algorithm such as NDOG (New Daily Opening Gap) or NWOG (New Weekly Opening Gap). These price gaps act as magnets to attract price (Draw on Liquidity) and are extremely strong support/resistance platforms.

Analysis of the actual battle of Goldbach Time on NQ1!:

Biểu đồ thực chiến Goldbach Time và Điểm neo thuật toán trên NQ1!

📷 NQ1 chart! Real battle: Convergence between Goldbach Time cycle (Algo 2) and NDOG price anchor point.

Based on the actual chart of the Nasdaq 100 Futures index (NQ1!) above, we can clearly see how the IPDA algorithm coordinates Time and Price:

  • Counting symmetry cycles (Algo 2: 17 > 14 > 47/50): From the initial Swing High anchor point, the algorithm moves along the first long cycle 17 candles, followed by a long second cycle 14 candles. Based on Algo 2's cycle counting algorithm, the time range from the second candle 47 to 50 is defined as the reversal time window (Time Window).
  • Convergence at Price Anchor Point (NDOG): The orange area at price 29,400 is NDOG (New Daily Opening Gap). When the price falls strongly into this NDOG zone, at the same time the time axis touches the window 47/50 candles, this convergence triggers strong bullish reversal behavior.
  • Targets: When a buy order is activated at the NDOG price anchor, the short-term old peaks (represented by the black horizontal lines above) are the target liquidity points of the IPDA algorithm.

4. Convergence between Price and Time (Price + Time Confluence)

The ultimate principle in ICT is Never trade by time or price alone. The reversal point with the highest probability of winning appears when the Time axis converges simultaneously with the Price axis at the algorithmic resistance/support zones:

🎯

Price Convergence (Price POI): The price hits an Order Block (OB), breaks a Breaker Block, or fills a fair value gap (FVG).

Time Window: The time axis exactly touches the Goldbach symmetry period (for example, the current time is the 1:1 symmetry of the previous accumulation period, or coincides with the ICT Macro / Silver Bullet time window).

5. 4-Step Real Trading Process with Goldbach Time

To apply the time symmetry theory to your daily trading system, follow the following check-list:

  1. Step 1: Determine the time anchor point (Midnight NY). Mark 00:00 NY on your chart as a starting line for measuring time for the trading day.
  2. Step 2: Measure the duration of the first wave (T₁). For example, measure the time from Midnight to the highest peak of the London session (London High).
  3. Step 3: Project the rhythm symmetrically (T₂ = T₁). Forecast the end of the pullback or reversal in the US session by adding the time T₁ from the London peak.
  4. Step 4: Wait for confirmation at price POI. When the T₂ countdown hits the mark, watch to see if the price is in the FVG or OB zone. If there is a price rejection reaction (Rejection) and a structural reversal (MSS/MSS), proceed to open a trading order immediately.

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