Difficulty:★★★☆☆
Quadrant Short 3-Rail — 3rd Rail = Cue Ball − 1st Rail Aim
Family 5 · One-Rail & Two-RailShort-Rail Five & Half
Quadrant Short 3-Rail
Presets:
Steps:
Club Terms:Quadrant Short 3-RailBa băng góc hẹpQuẩn góc bàn· All 3 balls in one table quadrant: soft stroke with 3 tips to touch 3 rails within the corner.
3-Second FormulaDiamond System
Cue 50 − Aim 30 = 3rd Rail 20
Subtract 1st-rail aim from cue value to get 3rd-rail arrival.
Cue Tip
2h30 · 3 tips
2:30 running · 3 tips
Thickness
3/8 ball
3/8 medium-thin
Stroke
Speed 2/5
Soft touch
Table CompensationLow kiss risk
OB1 clears to opposite half; 3-rail path is kiss-free.· Apply base formula
1st Rail Aim · Tap cell to drawCue Ball Value × 3rd Rail Target
| Cue Ball Value | 10 | 15 | 20 | 25 | 30 | 35 | 40 |
|---|---|---|---|---|---|---|---|
| 40 | — | ||||||
| 45 | |||||||
| 50 | |||||||
| 55 | |||||||
| 60 | |||||||
| 70 | |||||||
| 80 | — | — |
How to play it
Quick Recognition (Quadrant Short 3-Rail)
All 3 balls in one table quadrant: soft stroke with 3 tips to touch 3 rails within the corner.
3-Second Key Points
- Formula: 3rd Rail = Cue Ball − 1st Rail Aim.
- Table Rule: Subtract 1st-rail aim from cue value to get 3rd-rail arrival.
- Parameters: Tip 2:30 running · 3 tips · Thickness 3/8 medium-thin · Stroke Soft speed control.
- Kiss Control: OB1 clears to opposite half; 3-rail path is kiss-free.
Table Condition Compensations
- Standard: Apply base formula
- Fast Cloth: Slide longer; aim −4 units
- Slow Cloth: Wider bounce; add +5 units
- Firm Speed: Firm speed delays spin; −3 units
System formula
Băng 3 = Gốc Băng ngắn − Ngắm Băng 1
Half-table adaptation of the Five & Half system starting from the short rail.