Ramus hat mir mal die uci version zugeschickt.
Aktuell testen wir unsere (picochess) engines mit einem Programm STS. Hier mal die Ergebnisse auf meinem Ubuntu.
STS erzeugt ziemlich gute Näherungswerte für CCRL 40/4 (und kostet mich nur 5mins). Ergebnis: 2091 ELOs!

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STS Rating v13.1
Number of cores: 8

Engine: CT800 V1.12P06 64 bit
Hash: 128, Threads: 1, time/pos: 0.172s

Number of positions in STS1-STS15_LAN_v3.epd: 1500
Max score = 1500 x 10 = 15000
Test duration: 00h:00m:00s
Expected time to finish: 00h:05m:03s
STS rating: 2091

STS ID STS1 STS2 STS3 STS4 STS5 STS6 STS7 STS8 STS9 STS10 STS11 STS12 STS13 STS14 STS15 ALL
NumPos 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 1500
BestCnt 40 36 38 30 56 48 32 21 30 55 30 46 51 49 27 589
Score 526 464 524 441 644 733 483 318 421 643 430 586 612 596 441 7862
Score(%) 52.6 46.4 52.4 44.1 64.4 73.3 48.3 31.8 42.1 64.3 43.0 58.6 61.2 59.6 44.1 52.4
Rating 2099 1823 2090 1721 2624 3021 1908 1173 1632 2620 1672 2366 2482 2411 1721 2091

:: STS ID and Titles ::
STS 01: Undermining
STS 02: Open Files and Diagonals
STS 03: Knight Outposts
STS 04: Square Vacancy
STS 05: Bishop vs Knight
STS 06: Re-Capturing
STS 07: Offer of Simplification
STS 08: Advancement of f/g/h Pawns
STS 09: Advancement of a/b/c Pawns
STS 10: Simplification
STS 11: Activity of the King
STS 12: Center Control
STS 13: Pawn Play in the Center
STS 14: Queens and Rooks to the 7th rank
STS 15: Avoid Pointless Exchange

:: Top 5 STS with high result ::
1. STS 06, 73.3%, "Re-Capturing"
2. STS 05, 64.4%, "Bishop vs Knight"
3. STS 10, 64.3%, "Simplification"
4. STS 13, 61.2%, "Pawn Play in the Center"
5. STS 14, 59.6%, "Queens and Rooks to the 7th rank"

:: Top 5 STS with low result ::
1. STS 08, 31.8%, "Advancement of f/g/h Pawns"
2. STS 09, 42.1%, "Advancement of a/b/c Pawns"
3. STS 11, 43.0%, "Activity of the King"
4. STS 04, 44.1%, "Square Vacancy"
5. STS 15, 44.1%, "Avoid Pointless Exchange"