| Author | ElectricTortoise |
| Creation | 1744418093 |
| Dev Source | https://github.com/ElectricTortoise/Tortoise |
| Dev Sha | 21730dc2864fb218e3c05b22c4995d68aa8264ee |
| Dev Branch | Butterfly-history-heuristic |
| Dev Bench | 1376462 |
| Dev Network | |
| Dev Options | Threads=1 Hash=64 |
| Dev Time | 8.0+0.08 |
| Base Source | https://github.com/ElectricTortoise/Tortoise |
| Base Sha | e38feec2f11bc4f55b5895a6b548b889320c1e72 |
| Base Branch | master |
| Base Bench | 1824270 |
| Base Network | |
| Base Options | Threads=1 Hash=64 |
| Base Time | 8.0+0.08 |
| Opening Book | Pohl.epd |
| Upload PGNs | FALSE |
| Syzygy WDL | DISABLED |
| Syzygy ADJ. | OPTIONAL |
| Win ADJ. | None |
| Draw ADJ. | None |
| Scaling | BOTH 900000 NPS |
Butterfly-history-heuris... vs master
Elo | -42.16 +- 15.39 (95%)
SPRT | 8.0+0.08s Threads=1 Hash=64MB
LLR | -3.03 (-2.94, 2.94) [0.00, 5.00]
Games | N: 1416 W: 430 L: 601 D: 385
Penta | [117, 182, 227, 119, 63]