Isaac Boyd
PNUM: 30280
Club: Edinburgh Civil Service
Status: J13
Gender: M
Fide ID: 2411539
Standard: 1376 ⇒ 1396 (+20)
Allegro: 1385 ⇒ 1389 (+4)
Standard Games
Rnd | Opponent | Stat | Pub | Adj | Used | Col | Res | ||
---|---|---|---|---|---|---|---|---|---|
1 | Stuart McKinney5147 | A | 1489 | 1489 | 1489 | B | 0 | ||
2 | William Maier31916 | J17 | 1260 | 1315 | 1315 | W | 1 | ||
4 | Stuart McKinney5147 | A | 1489 | 1489 | 1489 | W | 0 | ||
5 | Tom Grey30486 | A | 1588 | 1588 | 1588 | W | 0 | ||
7 | Eric P Smith6033 | A | 1589 | 1589 | 1589 | B | 1 | ||
8 | Gerry Brown7921 | A | 1441 | 1441 | 1441 | B | ½ | ||
1 | Allan McDiarmid5009 | A | 1750 | 1750 | 1750 | W | ½ |
Live Grade Calculation:
• ISAAC BOYD• 30280
• GRADED PLAYER CALCULATION
• PUBLISHED GRADE: 1376
• ADJUSTED GRADE: 1376 + 130 = 1506
• STATUS: J13
• *****
• RESULTS:
• STUART MCKINNEY | 5147 | LOSS | PUB GRADE: 1489 | ADJ GRADE (+0): 1489 | USED GRADE: 1489 | EXP: 0.346
• WILLIAM MAIER | 31916 | J17 | WIN | PUB GRADE: 1260 | ADJ GRADE (+55): 1315 | USED GRADE: 1315 | EXP: 0.585
• STUART MCKINNEY | 5147 | LOSS | PUB GRADE: 1489 | ADJ GRADE (+0): 1489 | USED GRADE: 1489 | EXP: 0.346
• TOM GREY | 30486 | LOSS | PUB GRADE: 1588 | ADJ GRADE (+0): 1588 | USED GRADE: 1588 | EXP: 0.231
• ERIC P SMITH | 6033 | WIN | PUB GRADE: 1589 | ADJ GRADE (+0): 1589 | USED GRADE: 1589 | EXP: 0.23
• GERRY BROWN | 7921 | DRAW | PUB GRADE: 1441 | ADJ GRADE (+0): 1441 | USED GRADE: 1441 | EXP: 0.409
• ALLAN MCDIARMID | 5009 | DRAW | PUB GRADE: 1750 | ADJ GRADE (+0): 1750 | USED GRADE: 1750 | EXP: 0.097
• -----
• CALCULATION STEPS:
• 7 GRADABLE GAMES
• QTY GRADABLE GAMES (G): 7
• ACTUAL SCORE (ACT): 3.0
• EXPECTED SCORE (EXP): 2.244
• PUBLISHED GRADE (PUB): 1376
• HIGHER OF G OR 30 (N): 30
• LOWER OF G OR 30 (n): 7
• CALCULATED DRIFT (D): 0.57 (to 2 d.p.)
• APPLIED DRIFT (d): D x n / 30 = 0.57 x 7 / 30 = 0 (to 0 d.p.)
• LIVE = PUB + (800 x (ACT - EXP) / N) + d
• 1376 + (800 x (3.0 - 2.244) / 30) + 0 = 1396 (to 0 d.p.)
• GRADE DELTA: +20
• LIVE GRADE: 1396
• *****
• GRADING CRITERIA MET
• PLAYER GRANTED LIVE GRADE OF 1396
Published Grade Calculation:
• ISAAC BOYD• 30280
• GRADED PLAYER CALCULATION
• PUBLISHED GRADE: 1385
• ADJUSTED GRADE: 1385 + 140 = 1525
• STATUS: J12
• *****
• RESULTS:
• MARTIN E ROBINSON | 5827 | WIN | PUB GRADE: 1682 | ADJ GRADE (+0): 1682 | USED GRADE: 1682 | EXP: 0.151
• BEN IRVINE | 31430 | WIN | UNGRADED | TEMP GRADE: 1326 | USED GRADE: 1326 | EXP: 0.583
• MATT ROUNDS | 26695 | LOSS | PUB GRADE: 1825 | ADJ GRADE (+0): 1825 | USED GRADE: 1785 | EXP: 0.082
• DEREK MCCANN | 30449 | LOSS | PUB GRADE: 1194 | ADJ GRADE (+0): 1194 | USED GRADE: 1194 | EXP: 0.747
• ALEX POWELL | 5672 | WIN | PUB GRADE: 1103 | ADJ GRADE (+0): 1103 | USED GRADE: 1103 | EXP: 0.836
• EMMA L SCOTT | 28866 | WIN | UNGRADED | EST GRADE: 1286 | USED GRADE: 1286 | EXP: 0.635
• SAM CLUCAS | 30453 | NEW | DRAW | PUB GRADE: 1245 | ADJ GRADE (+40): 1285 | USED GRADE: 1285 | EXP: 0.636
• WILLIAM L LINDVED | 30593 | LOSS | UNGRADED | EST GRADE: 1563 | USED GRADE: 1563 | EXP: 0.267
• ERIC P SMITH | 6033 | LOSS | PUB GRADE: 1601 | ADJ GRADE (+0): 1601 | USED GRADE: 1601 | EXP: 0.227
• STUART MCKINNEY | 5147 | LOSS | PUB GRADE: 1464 | ADJ GRADE (+0): 1464 | USED GRADE: 1464 | EXP: 0.391
• RICHARD JOSEY | 30021 | NEW | DRAW | PUB GRADE: 1375 | ADJ GRADE (+40): 1415 | USED GRADE: 1415 | EXP: 0.458
• DAVID HALE | 31169 | LOSS | UNGRADED | EST GRADE: 1445 | USED GRADE: 1445 | EXP: 0.416
• -----
• CALCULATION STEPS:
• 12 GRADABLE GAMES
• QTY GRADABLE GAMES (G): 12
• ACTUAL SCORE (ACT): 5.0
• EXPECTED SCORE (EXP): 5.429
• PUBLISHED GRADE (PUB): 1385
• HIGHER OF G OR 30 (N): 30
• LOWER OF G OR 30 (n): 12
• CALCULATED DRIFT (D): 4.63 (to 2 d.p.)
• APPLIED DRIFT (d): D x n / 30 = 4.63 x 12 / 30 = 2 (to 0 d.p.)
• LIVE = PUB + (800 x (ACT - EXP) / N) + d
• 1385 + (800 x (5.0 - 5.429) / 30) + 2 = 1376 (to 0 d.p.)
• GRADE DELTA: -9
• LIVE GRADE: 1376
• *****
• GRADING CRITERIA MET
• PLAYER GRANTED LIVE GRADE OF 1376
• *****
• LIVE GRADE FROM THE 2024 SEASON BECOMES THE PUBLISHED GRADE FOR THE 2025 SEASON
• PLAYER GRANTED A PUBLISHED GRADE OF 1376
Allegro Games
Rnd | Opponent | Stat | Pub | Adj | Used | Col | Res | ||
---|---|---|---|---|---|---|---|---|---|
1 | Derek McCann30449 | A | 1183 | 1183 | 1183 | B | 1 | ||
3 | Greg Holstead30638 | NEW | 1287 | 1327 | 1327 | W | ½ |
Live Grade Calculation:
• ISAAC BOYD• 30280
• GRADED PLAYER CALCULATION
• PUBLISHED GRADE: 1385
• ADJUSTED GRADE: 1385 + 130 = 1515
• STATUS: J13
• *****
• RESULTS:
• DEREK MCCANN | 30449 | WIN | PUB GRADE: 1183 | ADJ GRADE (+0): 1183 | USED GRADE: 1183 | EXP: 0.759
• GREG HOLSTEAD | 30638 | NEW | DRAW | PUB GRADE: 1287 | ADJ GRADE (+40): 1327 | USED GRADE: 1327 | EXP: 0.581
• -----
• CALCULATION STEPS:
• 2 GRADABLE GAMES
• QTY GRADABLE GAMES (G): 2
• ACTUAL SCORE (ACT): 1.5
• EXPECTED SCORE (EXP): 1.340
• PUBLISHED GRADE (PUB): 1385
• HIGHER OF G OR 30 (N): 30
• LOWER OF G OR 30 (n): 2
• CALCULATED DRIFT (D): 0.44 (to 2 d.p.)
• APPLIED DRIFT (d): D x n / 30 = 0.44 x 2 / 30 = 0 (to 0 d.p.)
• LIVE = PUB + (800 x (ACT - EXP) / N) + d
• 1385 + (800 x (1.5 - 1.340) / 30) + 0 = 1389 (to 0 d.p.)
• GRADE DELTA: +4
• LIVE GRADE: 1389
• *****
• GRADING CRITERIA MET
• PLAYER GRANTED LIVE GRADE OF 1389
Published Grade Calculation:
• ISAAC BOYD• 30280
• GRADED PLAYER CALCULATION
• PUBLISHED GRADE: 1385
• STATUS: J12
• *****
• NO RESULTS
• *****
• GRADING CRITERIA MET
• PLAYER GRANTED LIVE GRADE OF 1385
• *****
• LIVE GRADE FROM THE 2024 SEASON BECOMES THE PUBLISHED GRADE FOR THE 2025 SEASON
• PLAYER GRANTED A PUBLISHED GRADE OF 1385
Not listed at Blitz.