Chess
Scotland

Chess
Scotland

Season:

Ian G Matthew

PNUM: 28057

Club: England

Status: V

Gender: M

Federation: ENG

Fide ID: 423165

Standard: 1785 ⇒ 1743 (-42)

Standard Games

Rnd	Opponent	Stat	Pub	Adj	Used	Col	Res
Scottish Championships Weekender 2024
1	Aadith Prabhu30095	J10	1370	1510	1510	B	0
2	Jim Wallace6354	A	1160	1160	1385	W	1
3	Chrysa Mitraka29551	J14	1579	1699	1699	B	½
4	Kathleen Rutherford11202	A	1593	1593	1593	W	½
5	Rishi Kumar30828	J15	-	-	1385	B	½
Grade Calculation: • IAN G MATTHEW • 28057 • GRADED PLAYER CALCULATION • PUBLISHED GRADE: 1785 • STATUS: V • *** • RESULTS: • AADITH PRABHU \| 30095 \| J10 \| LOSS \| PUB GRADE: 1370 \| ADJ GRADE (+140): 1510 \| USED GRADE: 1510 \| EXP: 0.83 • JIM WALLACE \| 6354 \| WIN \| PUB GRADE: 1160 \| ADJ GRADE (+0): 1160 \| USED GRADE: 1385 \| EXP: 0.918 • CHRYSA MITRAKA \| 29551 \| J14 \| DRAW \| PUB GRADE: 1579 \| ADJ GRADE (+120): 1699 \| USED GRADE: 1699 \| EXP: 0.618 • KATHLEEN RUTHERFORD \| 11202 \| DRAW \| PUB GRADE: 1593 \| ADJ GRADE (+0): 1593 \| USED GRADE: 1593 \| EXP: 0.748 • RISHI KUMAR \| 30828 \| J15 \| DRAW \| UNGRADED \| TEMP GRADE: 1339 \| USED GRADE: 1385 \| EXP: 0.918 • ----- • CALCULATION STEPS: • 5 GRADABLE GAMES • QTY GRADABLE GAMES (G): 5 • ACTUAL SCORE (ACT): 2.5 • EXPECTED SCORE (EXP): 4.032 • PUBLISHED GRADE (PUB): 1785 • HIGHER OF G OR 30 (N): 30 • LOWER OF G OR 30 (n): 5 • CALCULATED DRIFT (D): -3.08 (to 2 d.p.) • APPLIED DRIFT (d): D x n / 30 = -3.08 x 5 / 30 = -1 (to 0 d.p.) • LIVE = PUB + (800 x (ACT - EXP) / N) + d • 1785 + (800 x (2.5 - 4.032) / 30) - 1 = 1743 (to 0 d.p.) • GRADE DELTA: -42 • LIVE GRADE: 1743 • *** • GRADING CRITERIA MET • PLAYER GRANTED LIVE GRADE OF 1743