Chess
Scotland

Chess
Scotland

Season:

Derek Adair

PNUM: 31166

Club: Outside UK

Status: A

Gender: M

Federation: USA

Fide ID: 39919072

Standard: 1593 ⇒ 1625 (+32)

Allegro: 1593 ⇒ 1593

Standard Games

Rnd	Opponent	Stat	Pub	Adj	Used	Col	Res
Scottish Championship U-1800
1	Johnnie P Aitken29950	J16	-	-	1193	B	1
2	Marc Gamble29386	A	1323	1323	1323	W	1
3	Harvey Stewart27047	J19	1574	1619	1619	B	1
4	Calum McGillivray18587	A	1630	1630	1630	B	1
5	William Harkins17298	A	1453	1453	1453	W	½
Grade Calculation: • DEREK ADAIR • 31166 • GRADED PLAYER CALCULATION • PUBLISHED GRADE: 1593 • STATUS: A • *** • RESULTS: • JOHNNIE P AITKEN \| 29950 \| J16 \| WIN \| UNGRADED \| EST GRADE: 1173 \| USED GRADE: 1193 \| EXP: 0.918 • MARC GAMBLE \| 29386 \| WIN \| PUB GRADE: 1323 \| ADJ GRADE (+0): 1323 \| USED GRADE: 1323 \| EXP: 0.826 • HARVEY STEWART \| 27047 \| J19 \| WIN \| PUB GRADE: 1574 \| ADJ GRADE (+45): 1619 \| USED GRADE: 1619 \| EXP: 0.464 • CALUM MCGILLIVRAY \| 18587 \| WIN \| PUB GRADE: 1630 \| ADJ GRADE (+0): 1630 \| USED GRADE: 1630 \| EXP: 0.448 • WILLIAM HARKINS \| 17298 \| DRAW \| PUB GRADE: 1453 \| ADJ GRADE (+0): 1453 \| USED GRADE: 1453 \| EXP: 0.687 • ----- • CALCULATION STEPS: • 5 GRADABLE GAMES • QTY GRADABLE GAMES (G): 5 • ACTUAL SCORE (ACT): 4.5 • EXPECTED SCORE (EXP): 3.343 • PUBLISHED GRADE (PUB): 1593 • HIGHER OF G OR 30 (N): 30 • LOWER OF G OR 30 (n): 5 • CALCULATED DRIFT (D): 4.58 (to 2 d.p.) • APPLIED DRIFT (d): D x n / 30 = 4.58 x 5 / 30 = 1 (to 0 d.p.) • LIVE = PUB + (800 x (ACT - EXP) / N) + d • 1593 + (800 x (4.5 - 3.343) / 30) + 1 = 1625 (to 0 d.p.) • GRADE DELTA: +32 • LIVE GRADE: 1625 • *** • GRADING CRITERIA MET • PLAYER GRANTED LIVE GRADE OF 1625