Chess
Scotland

Chess
Scotland

Season:

Patrick J Coffield

PNUM: 3549

Club: Stonehaven

Status: A

Gender: M

Standard: 1496 ⇒ 1522 (+26)

Allegro: 1496 ⇒ 1478 (-18)

Standard Games

Rnd	Opponent	Stat	Pub	Adj	Used	Col	Res
Stonehaven Club Championship 2023-24
1	Ethan Turnbull31666	A	-	-	-	B	1
2	Jamie Stout30853	A	-	-	-	W	1
3	David Bridges15848	A	1222	1222	1222	B	1
5	Thomas Stidolph22892	A	-	-	1427	B	1
6	Lewis A Matheson30753	A	-	-	1436	W	1
Grade Calculation: • PATRICK J COFFIELD • 3549 • GRADED PLAYER CALCULATION • PUBLISHED GRADE: 1496 • STATUS: A • *** • RESULTS: • ETHAN TURNBULL \| 31666 \| WIN \| UNGRADED • JAMIE STOUT \| 30853 \| WIN \| UNGRADED • DAVID BRIDGES \| 15848 \| WIN \| PUB GRADE: 1222 \| ADJ GRADE (+0): 1222 \| USED GRADE: 1222 \| EXP: 0.829 • THOMAS STIDOLPH \| 22892 \| WIN \| UNGRADED \| EST GRADE: 1427 \| USED GRADE: 1427 \| EXP: 0.596 • LEWIS A MATHESON \| 30753 \| WIN \| UNGRADED \| TEMP GRADE: 1436 \| USED GRADE: 1436 \| EXP: 0.584 • ----- • CALCULATION STEPS: • 3 GRADABLE GAMES • QTY GRADABLE GAMES (G): 3 • ACTUAL SCORE (ACT): 3.0 • EXPECTED SCORE (EXP): 2.009 • PUBLISHED GRADE (PUB): 1496 • HIGHER OF G OR 30 (N): 30 • LOWER OF G OR 30 (n): 3 • CALCULATED DRIFT (D): 4.58 (to 2 d.p.) • APPLIED DRIFT (d): D x n / 30 = 4.58 x 3 / 30 = 0 (to 0 d.p.) • LIVE = PUB + (800 x (ACT - EXP) / N) + d • 1496 + (800 x (3.0 - 2.009) / 30) + 0 = 1522 (to 0 d.p.) • GRADE DELTA: +26 • LIVE GRADE: 1522 • *** • GRADING CRITERIA MET • PLAYER GRANTED LIVE GRADE OF 1522

Allegro Games

Rnd	Opponent	Stat	Pub	Adj	Used	Col	Res
Stonehaven Allegro 2024
1	Bruce T Harrold4277	A	1528	1528	1528	B	0
2	David Bridges15848	A	1222	1222	1222	B	1
3	Ethan Turnbull31666	A	-	-	1380	W	0
5	Lewis A Matheson30753	A	-	-	1242	W	1
7	Tate Randle31596	A	-	-	1096	B	1
8	Thomas Stidolph22892	A	-	-	1354	B	0
9	Jack Byres31961	A	-	-	-	B	1
10	Alan P Cundill3658	A	1630	1630	1630	W	1
Grade Calculation: • PATRICK J COFFIELD • 3549 • GRADED PLAYER CALCULATION • PUBLISHED GRADE: 1496 • STATUS: A • *** • RESULTS: • BRUCE T HARROLD \| 4277 \| LOSS \| PUB GRADE: 1528 \| ADJ GRADE (+0): 1528 \| USED GRADE: 1528 \| EXP: 0.455 • DAVID BRIDGES \| 15848 \| WIN \| PUB GRADE: 1222 \| ADJ GRADE (+0): 1222 \| USED GRADE: 1222 \| EXP: 0.829 • ETHAN TURNBULL \| 31666 \| LOSS \| UNGRADED \| EST GRADE: 1380 \| USED GRADE: 1380 \| EXP: 0.657 • LEWIS A MATHESON \| 30753 \| WIN \| UNGRADED \| EST GRADE: 1242 \| USED GRADE: 1242 \| EXP: 0.812 • TATE RANDLE \| 31596 \| WIN \| UNGRADED \| TEMP GRADE: 1079 \| USED GRADE: 1096 \| EXP: 0.918 • THOMAS STIDOLPH \| 22892 \| LOSS \| UNGRADED \| EST GRADE: 1354 \| USED GRADE: 1354 \| EXP: 0.689 • JACK BYRES \| 31961 \| WIN \| UNGRADED • ALAN P CUNDILL \| 3658 \| WIN \| PUB GRADE: 1630 \| ADJ GRADE (+0): 1630 \| USED GRADE: 1630 \| EXP: 0.319 • ----- • CALCULATION STEPS: • 7 GRADABLE GAMES • QTY GRADABLE GAMES (G): 7 • ACTUAL SCORE (ACT): 4.0 • EXPECTED SCORE (EXP): 4.679 • PUBLISHED GRADE (PUB): 1496 • HIGHER OF G OR 30 (N): 30 • LOWER OF G OR 30 (n): 7 • CALCULATED DRIFT (D): 0.85 (to 2 d.p.) • APPLIED DRIFT (d): D x n / 30 = 0.85 x 7 / 30 = 0 (to 0 d.p.) • LIVE = PUB + (800 x (ACT - EXP) / N) + d • 1496 + (800 x (4.0 - 4.679) / 30) + 0 = 1478 (to 0 d.p.) • GRADE DELTA: -18 • LIVE GRADE: 1478 • *** • GRADING CRITERIA MET • PLAYER GRANTED LIVE GRADE OF 1478