All patterns
PR4.8
- Distance
- 40 ft
- Volume
- 24.70 mL
- Ratio
- 3.33:1
- Drop brush
- 32 ft
- Forward
- 15.95 mL
- Reverse
- 8.75 mL
- Tanks
- KEGEL
- Pump
- 50µL
Forward loads
| # | Start | Stop | Loads | Mics | Speed | Buff | Tank | Distance | T. oil |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2L | 2R | 2 | 50 | 14 | 3 | A - KEGEL | 0 → 2 | 3,700 |
| 2 | 5L | 5R | 3 | 50 | 18 | 3 | A - KEGEL | 2 → 10 | 4,650 |
| 3 | 9L | 9R | 4 | 50 | 18 | 3 | A - KEGEL | 10 → 20 | 4,600 |
| 4 | 13L | 13R | 4 | 50 | 18 | 3 | A - KEGEL | 20 → 30 | 3,000 |
| 5 | 2L | 2R | 0 | 50 | 18 | 3 | A - KEGEL | 30 → 33 | 0 |
| 6 | 2L | 2R | 0 | 50 | 22 | 3 | A - KEGEL | 33 → 40 | 0 |
| Total | 15,950 µL | ||||||||
Reverse loads
| # | Start | Stop | Loads | Mics | Speed | Buff | Tank | Distance | T. oil |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2L | 2R | 0 | 50 | 30 | 3 | A - KEGEL | 32 → 21 | 0 |
| 2 | 13L | 13R | 2 | 50 | 14 | 3 | A - KEGEL | 21 → 17 | 1,500 |
| 3 | 9L | 9R | 2 | 50 | 14 | 3 | A - KEGEL | 17 → 13 | 2,300 |
| 4 | 5L | 5R | 2 | 50 | 14 | 3 | A - KEGEL | 13 → 9 | 3,100 |
| 5 | 2L | 2R | 1 | 50 | 10 | 3 | A - KEGEL | 9 → 8 | 1,850 |
| 6 | 2L | 2R | 0 | 50 | 10 | 3 | A - KEGEL | 8 → 0 | 0 |
| Total | 8,750 µL | ||||||||
Pinlocity Rating (PR)
How hard this pattern plays, 1 (a walled house shot) to 10 (long, flat, and heavy). Moderate. Computed from the sheet numbers and the load tables; no opinions involved.
- Ratio 45%6.2Flatter patterns score higher. 10:1 walls score 1, dead flat scores 10.
- Distance 25%3.039 to 41 ft is the playable band; longer and shorter both climb.
- Outside oil 20%4.4Oil on boards 3 to 7 takes away the miss room, measured from the load tables.
- Volume 10%4.020 to 26 mL is typical; heavier or lighter both add difficulty.
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Notes
Reverse Drop Brush at 32'. Download PDF for full description. Kegel Pattern Library: Kegel Patterns / Navigation Patterns.
Sheet dated 2021-12-01. Pattern data from the Kegel Pattern Library, reproduced with credit to Kegel.

