Home
Grading
Newcomers
Women's Chess
Contacts
Forum
Policies
Search Players
Results
Giant Killers
Fide Rating
2600 Club
UsersDavid A Hewitt
PNUM: 8570
Club: Stirling
Status: A
Gender: M
Fide ID: 2414767
Standard: 1422 ⇒ 1429 (+7)
Allegro: 1397 ⇒ 1363 (-34)
Standard Games
| Rnd | Opponent | Stat | Pub | Adj | Used | Col | Res | ||
|---|---|---|---|---|---|---|---|---|---|
| 8 | Paul Denham9891 | A | 1518 | 1518 | 1518 | W | ½ | ||
| 13 | Haruo Uegaki30261 | J9 | 1095 | 1235 | 1235 | B | ½ | ||
| 2 | Michael I Murphy5427 | A | 1125 | 1125 | 1125 | B | 1 | ||
| 4 | Dimitris Giannakopoulos29673 | A | 1354 | 1354 | 1354 | - | 1 | ||
| 6 | David Lawrence31415 | NEW | 1164 | 1204 | 1204 | - | 1 | ||
| 8 | David James31773 | NEW | 1500 | 1540 | 1540 | - | 0 | ||
| 9 | Calum Newton21930 | NEW | 1518 | 1558 | 1558 | B | ½ | ||
| 2 | Kai Austin31070 | J14 | 893 | 1013 | 1022 | B | 1 | ||
| 5 | Josh Rodger31075 | J14 | - | - | 1022 | W | 1 | ||
| 1 | Elsa Liu30919 | - | - | - | - | W | 1 | ||
| 2 | Ross Warcup28204 | J15 | 742 | - | 1476 | B | 0 | ||
Live Grade Calculation:
• DAVID A HEWITT• 8570
• GRADED PLAYER CALCULATION
• PUBLISHED GRADE: 1422
• STATUS: A
• *****
• RESULTS:
• PAUL DENHAM | 9891 | DRAW | PUB GRADE: 1518 | ADJ GRADE (+0): 1518 | USED GRADE: 1518 | EXP: 0.369
• HARUO UEGAKI | 30261 | J9 | DRAW | PUB GRADE: 1095 | ADJ GRADE (+140): 1235 | USED GRADE: 1235 | EXP: 0.742
• MICHAEL I MURPHY | 5427 | WIN | PUB GRADE: 1125 | ADJ GRADE (+0): 1125 | USED GRADE: 1125 | EXP: 0.849
• DIMITRIS GIANNAKOPOULOS | 29673 | WIN | PUB GRADE: 1354 | ADJ GRADE (+0): 1354 | USED GRADE: 1354 | EXP: 0.595
• DAVID LAWRENCE | 31415 | NEW | WIN | PUB GRADE: 1164 | ADJ GRADE (+40): 1204 | USED GRADE: 1204 | EXP: 0.775
• DAVID JAMES | 31773 | NEW | LOSS | PUB GRADE: 1500 | ADJ GRADE (+40): 1540 | USED GRADE: 1540 | EXP: 0.34
• CALUM NEWTON | 21930 | NEW | DRAW | PUB GRADE: 1518 | ADJ GRADE (+40): 1558 | USED GRADE: 1558 | EXP: 0.317
• KAI AUSTIN | 31070 | J14 | WIN | PUB GRADE: 893 | ADJ GRADE (+120): 1013 | USED GRADE: 1022 | EXP: 0.918
• JOSH RODGER | 31075 | J14 | WIN | UNGRADED | EST GRADE: 950 | USED GRADE: 1022 | EXP: 0.918
• ELSA LIU | 30919 | WIN | UNGRADED
• ROSS WARCUP | 28204 | J15 | LOSS | PUB GRADE: 742 | EST GRADE: 1476 | USED GRADE: 1476 | EXP: 0.424
• -----
• CALCULATION STEPS:
• 10 GRADABLE GAMES
• QTY GRADABLE GAMES (G): 10
• ACTUAL SCORE (ACT): 6.5
• EXPECTED SCORE (EXP): 6.247
• PUBLISHED GRADE (PUB): 1422
• HIGHER OF G OR 30 (N): 30
• LOWER OF G OR 30 (n): 10
• CALCULATED DRIFT (D): 0.98 (to 2 d.p.)
• APPLIED DRIFT (d): D x n / 30 = 0.98 x 10 / 30 = 0 (to 0 d.p.)
• LIVE = PUB + (800 x (ACT - EXP) / N) + d
• 1422 + (800 x (6.5 - 6.247) / 30) + 0 = 1429 (to 0 d.p.)
• GRADE DELTA: +7
• LIVE GRADE: 1429
• *****
• GRADING CRITERIA MET
• PLAYER GRANTED LIVE GRADE OF 1429
Published Grade Calculation:
• DAVID A HEWITT• 8570
• GRADED PLAYER CALCULATION
• PUBLISHED GRADE: 1513
• STATUS: A
• *****
• RESULTS:
• FINDLAY HADDOW | 30082 | NEW | DRAW | PUB GRADE: 1550 | ADJ GRADE (+40): 1590 | USED GRADE: 1590 | EXP: 0.394
• JIM ROBERTSON | 5812 | LOSS | PUB GRADE: 1333 | ADJ GRADE (+0): 1333 | USED GRADE: 1333 | EXP: 0.735
• KARSTEN SAUNDERS | 15424 | DRAW | PUB GRADE: 1587 | ADJ GRADE (+0): 1587 | USED GRADE: 1587 | EXP: 0.397
• IAN WASHINGTON | 10183 | WIN | PUB GRADE: 1317 | ADJ GRADE (+0): 1317 | USED GRADE: 1317 | EXP: 0.753
• RICHARD K DOWLING | 3785 | WIN | PUB GRADE: 1468 | ADJ GRADE (+0): 1468 | USED GRADE: 1468 | EXP: 0.563
• ALISTAIR FORBES | 8254 | LOSS | PUB GRADE: 1592 | ADJ GRADE (+0): 1592 | USED GRADE: 1592 | EXP: 0.391
• DAVID LAWRENCE | 31415 | DRAW | UNGRADED | EST GRADE: 1164 | USED GRADE: 1164 | EXP: 0.887
• SCOTT KILGOUR | 18166 | NEW | LOSS | PUB GRADE: 1636 | ADJ GRADE (+40): 1676 | USED GRADE: 1676 | EXP: 0.285
• DOUGLAS SCOTT | 7928 | WIN | PUB GRADE: 988 | ADJ GRADE (+0): 988 | USED GRADE: 1113 | EXP: 0.918
• STEPHEN H SMITH | 6052 | LOSS | PUB GRADE: 1632 | ADJ GRADE (+0): 1632 | USED GRADE: 1632 | EXP: 0.338
• DAVID JAMES | 31773 | LOSS | UNGRADED | EST GRADE: 1500 | USED GRADE: 1500 | EXP: 0.518
• ALASDAIR SANDHAM | 25273 | J17 | WIN | PUB GRADE: 1434 | ADJ GRADE (+55): 1489 | USED GRADE: 1489 | EXP: 0.534
• DOUGLAS REW | 15958 | LOSS | PUB GRADE: 1403 | ADJ GRADE (+0): 1403 | USED GRADE: 1403 | EXP: 0.65
• HARRY FEATHER | 30193 | DRAW | PUB GRADE: 1342 | ADJ GRADE (+0): 1342 | USED GRADE: 1342 | EXP: 0.724
• GORDON J WALKER | 14635 | DRAW | PUB GRADE: 1263 | ADJ GRADE (+0): 1263 | USED GRADE: 1263 | EXP: 0.808
• HARLEY LANG | 30190 | WIN | PUB GRADE: 1096 | ADJ GRADE (+0): 1096 | USED GRADE: 1113 | EXP: 0.918
• GEORGE FORD | 22468 | WIN | PUB GRADE: 679 | ADJ GRADE (+0): 679 | USED GRADE: 679 | RESULT VOID DUE TO THE 735 RULE
• WILLIAM B GRAY | 9179 | WIN | PUB GRADE: 1526 | ADJ GRADE (+0): 1526 | USED GRADE: 1526 | EXP: 0.482
• GREGOR MCCLOSKEY | 31420 | J14 | DRAW | UNGRADED | EST GRADE: 1456 | USED GRADE: 1456 | EXP: 0.58
• GORDON ALLCOCK | 13003 | WIN | PUB GRADE: 1240 | ADJ GRADE (+0): 1240 | USED GRADE: 1240 | EXP: 0.828
• TOM WALLACE | 15409 | DRAW | PUB GRADE: 1335 | ADJ GRADE (+0): 1335 | USED GRADE: 1335 | EXP: 0.733
• ALTAMASH KHAN | 31447 | WIN | UNGRADED | EST GRADE: 1206 | USED GRADE: 1206 | EXP: 0.858
• BRAD DUTHIE | 27821 | LOSS | PUB GRADE: 1520 | ADJ GRADE (+0): 1520 | USED GRADE: 1520 | EXP: 0.49
• MICK BLOOR | 21079 | WIN | PUB GRADE: 1117 | ADJ GRADE (+0): 1117 | USED GRADE: 1117 | EXP: 0.916
• EUAN TORTOLANO | 29860 | J17 | LOSS | PUB GRADE: 792 | ADJ GRADE (+55): 847 | USED GRADE: 1113 | EXP: 0.918
• CAMERON ANDERSON | 29810 | J17 | WIN | UNGRADED | EST GRADE: 847 | USED GRADE: 1113 | EXP: 0.918
• VICTOR LIU | 29851 | J11 | WIN | UNGRADED | TEMP GRADE: 686 | USED GRADE: 1113 | EXP: 0.918
• NICHOLAS STEVENSON | 32040 | WIN | UNGRADED | TEMP GRADE: 938 | USED GRADE: 1113 | EXP: 0.918
• NATHANAEL LOCH | 30187 | DRAW | PUB GRADE: 1504 | ADJ GRADE (+0): 1504 | USED GRADE: 1504 | EXP: 0.513
• THOMAS FORSYTH | 30195 | J17 | DRAW | PUB GRADE: 947 | ADJ GRADE (+55): 1002 | USED GRADE: 1113 | EXP: 0.918
• THOMAS FORSYTH | 30195 | J17 | WIN | PUB GRADE: 947 | ADJ GRADE (+55): 1002 | USED GRADE: 1113 | EXP: 0.918
• NATHANAEL LOCH | 30187 | LOSS | PUB GRADE: 1504 | ADJ GRADE (+0): 1504 | USED GRADE: 1504 | EXP: 0.513
• -----
• CALCULATION STEPS:
• 31 GRADABLE GAMES
• QTY GRADABLE GAMES (G): 31
• ACTUAL SCORE (ACT): 17.5
• EXPECTED SCORE (EXP): 21.234
• PUBLISHED GRADE (PUB): 1513
• HIGHER OF G OR 30 (N): 31
• LOWER OF G OR 30 (n): 30
• CALCULATED DRIFT (D): 4.63 (to 2 d.p.)
• APPLIED DRIFT (d): D x n / 30 = 4.63 x 30 / 30 = 5 (to 0 d.p.)
• LIVE = PUB + (800 x (ACT - EXP) / N) + d
• 1513 + (800 x (17.5 - 21.234) / 31) + 5 = 1422 (to 0 d.p.)
• GRADE DELTA: -91
• LIVE GRADE: 1422
• *****
• GRADING CRITERIA MET
• PLAYER GRANTED LIVE GRADE OF 1422
• *****
• LIVE GRADE FROM THE 2024 SEASON BECOMES THE PUBLISHED GRADE FOR THE 2025 SEASON
• PLAYER GRANTED A PUBLISHED GRADE OF 1422
Allegro Games
| Rnd | Opponent | Stat | Pub | Adj | Used | Col | Res | ||
|---|---|---|---|---|---|---|---|---|---|
| 5 | Douglas Will6473 | A | 1899 | 1899 | 1797 | - | 0 | ||
| 6 | Damien McGrory31699 | NEW | - | - | 1321 | - | 0 | ||
| 7 | Crawford Welsh10531 | A | 1275 | 1275 | 1275 | - | 0 | ||
| 8 | Harry Leishman28021 | A | 665 | 665 | 997 | - | 1 | ||
Live Grade Calculation:
• DAVID A HEWITT• 8570
• GRADED PLAYER CALCULATION
• PUBLISHED GRADE: 1397
• STATUS: A
• *****
• RESULTS:
• DOUGLAS WILL | 6473 | LOSS | PUB GRADE: 1899 | ADJ GRADE (+0): 1899 | USED GRADE: 1797 | EXP: 0.082
• DAMIEN MCGRORY | 31699 | NEW | LOSS | UNGRADED | EST GRADE: 1321 | USED GRADE: 1321 | EXP: 0.605
• CRAWFORD WELSH | 10531 | LOSS | PUB GRADE: 1275 | ADJ GRADE (+0): 1275 | USED GRADE: 1275 | EXP: 0.665
• HARRY LEISHMAN | 28021 | WIN | PUB GRADE: 665 | ADJ GRADE (+0): 665 | USED GRADE: 997 | EXP: 0.918
• -----
• CALCULATION STEPS:
• 4 GRADABLE GAMES
• QTY GRADABLE GAMES (G): 4
• ACTUAL SCORE (ACT): 1.0
• EXPECTED SCORE (EXP): 2.270
• PUBLISHED GRADE (PUB): 1397
• HIGHER OF G OR 30 (N): 30
• LOWER OF G OR 30 (n): 4
• CALCULATED DRIFT (D): 0.55 (to 2 d.p.)
• APPLIED DRIFT (d): D x n / 30 = 0.55 x 4 / 30 = 0 (to 0 d.p.)
• LIVE = PUB + (800 x (ACT - EXP) / N) + d
• 1397 + (800 x (1.0 - 2.270) / 30) + 0 = 1363 (to 0 d.p.)
• GRADE DELTA: -34
• LIVE GRADE: 1363
• *****
• GRADING CRITERIA MET
• PLAYER GRANTED LIVE GRADE OF 1363
Published Grade Calculation:
• DAVID A HEWITT• 8570
• GRADED PLAYER CALCULATION
• PUBLISHED GRADE: 1544
• STATUS: A
• *****
• RESULTS:
• THOMAS FORSYTH | 30195 | J17 | WIN | PUB GRADE: 858 | ADJ GRADE (+55): 913 | USED GRADE: 1144 | EXP: 0.918
• GRAHAM C ANDERSON | 3045 | DRAW | PUB GRADE: 1594 | ADJ GRADE (+0): 1594 | USED GRADE: 1594 | EXP: 0.43
• WILLIAM M COOK | 3596 | LOSS | PUB GRADE: 1545 | ADJ GRADE (+0): 1545 | USED GRADE: 1545 | EXP: 0.499
• MICK BLOOR | 21079 | WIN | PUB GRADE: 1103 | ADJ GRADE (+0): 1103 | USED GRADE: 1144 | EXP: 0.918
• GORDON ALLCOCK | 13003 | LOSS | PUB GRADE: 1361 | ADJ GRADE (+0): 1361 | USED GRADE: 1361 | EXP: 0.738
• TOBY GEYER | 30204 | J17 | WIN | PUB GRADE: 1288 | TEMP GRADE: 1419 | USED GRADE: 1419 | EXP: 0.669
• THOMAS NIMMO | 30648 | J20 | LOSS | PUB GRADE: 1334 | ADJ GRADE (+40): 1374 | USED GRADE: 1374 | EXP: 0.723
• TOM WALLACE | 15409 | DRAW | PUB GRADE: 1291 | ADJ GRADE (+0): 1291 | USED GRADE: 1291 | EXP: 0.811
• KAI AUSTIN | 31070 | J13 | WIN | PUB GRADE: 661 | ADJ GRADE (+130): 791 | USED GRADE: 791 | RESULT VOID DUE TO THE 735 RULE
• GORDON ALLCOCK | 13003 | LOSS | PUB GRADE: 1361 | ADJ GRADE (+0): 1361 | USED GRADE: 1361 | EXP: 0.738
• ZYA DOLAN | 30756 | J14 | WIN | UNGRADED
• HARRY LEISHMAN | 28021 | WIN | PUB GRADE: 667 | ADJ GRADE (+0): 667 | USED GRADE: 667 | RESULT VOID DUE TO THE 735 RULE
• JOHN W MCLAY | 5168 | LOSS | PUB GRADE: 2028 | ADJ GRADE (+0): 2028 | USED GRADE: 1944 | EXP: 0.082
• ALAN C PETRIE | 5623 | LOSS | PUB GRADE: 1652 | ADJ GRADE (+0): 1652 | USED GRADE: 1652 | EXP: 0.353
• ROSS WARCUP | 28204 | J14 | DRAW | PUB GRADE: 647 | EST GRADE: 1052 | USED GRADE: 1144 | EXP: 0.918
• THOMAS NIMMO | 30648 | J20 | DRAW | PUB GRADE: 1334 | ADJ GRADE (+40): 1374 | USED GRADE: 1374 | EXP: 0.723
• TOM WALLACE | 15409 | LOSS | PUB GRADE: 1291 | ADJ GRADE (+0): 1291 | USED GRADE: 1291 | EXP: 0.811
• HARRY FEATHER | 30193 | DRAW | PUB GRADE: 1261 | ADJ GRADE (+0): 1261 | USED GRADE: 1261 | EXP: 0.837
• GREGOR MCCLOSKEY | 31420 | J14 | DRAW | UNGRADED | EST GRADE: 1368 | USED GRADE: 1368 | EXP: 0.73
• CALUM V SMITH | 15442 | LOSS | PUB GRADE: 1631 | ADJ GRADE (+0): 1631 | USED GRADE: 1631 | EXP: 0.381
• SCOTT KILGOUR | 18166 | NEW | LOSS | PUB GRADE: 1636 | ADJ GRADE (+40): 1676 | USED GRADE: 1676 | EXP: 0.322
• VOLODYMYR TUSHYNSKYI | 30775 | NEW | LOSS | PUB GRADE: 2268 | ADJ GRADE (+40): 2308 | USED GRADE: 2308 | RESULT VOID DUE TO THE 735 RULE
• DAVID MCALISTER | 28837 | DRAW | PUB GRADE: 1484 | ADJ GRADE (+0): 1484 | USED GRADE: 1484 | EXP: 0.584
• DOUGLAS S HEATLIE | 4313 | DRAW | PUB GRADE: 1499 | ADJ GRADE (+0): 1499 | USED GRADE: 1499 | EXP: 0.563
• BRAD DUTHIE | 27821 | WIN | PUB GRADE: 1604 | ADJ GRADE (+0): 1604 | USED GRADE: 1604 | EXP: 0.416
• STEPHEN H SMITH | 6052 | LOSS | PUB GRADE: 1639 | ADJ GRADE (+0): 1639 | USED GRADE: 1639 | EXP: 0.37
• -----
• CALCULATION STEPS:
• 22 GRADABLE GAMES
• QTY GRADABLE GAMES (G): 22
• ACTUAL SCORE (ACT): 8.0
• EXPECTED SCORE (EXP): 13.534
• PUBLISHED GRADE (PUB): 1544
• HIGHER OF G OR 30 (N): 30
• LOWER OF G OR 30 (n): 22
• CALCULATED DRIFT (D): 0.85 (to 2 d.p.)
• APPLIED DRIFT (d): D x n / 30 = 0.85 x 22 / 30 = 1 (to 0 d.p.)
• LIVE = PUB + (800 x (ACT - EXP) / N) + d
• 1544 + (800 x (8.0 - 13.534) / 30) + 1 = 1397 (to 0 d.p.)
• GRADE DELTA: -147
• LIVE GRADE: 1397
• *****
• GRADING CRITERIA MET
• PLAYER GRANTED LIVE GRADE OF 1397
• *****
• LIVE GRADE FROM THE 2024 SEASON BECOMES THE PUBLISHED GRADE FOR THE 2025 SEASON
• PLAYER GRANTED A PUBLISHED GRADE OF 1397
Not listed at Blitz.