Chess
Scotland

Chess
Scotland

Season:

I Gordon Robertson

PNUM: 5810

Club: Dundee

Status: A

Gender: M

Fide ID: 2405776

Standard: 1560 ⇒ 1541 (-19)

Allegro: 1560 ⇒ 1560

Standard Games

Rnd	Opponent	Stat	Pub	Adj	Used	Col	Res
TAFCA League Division One
1	Edwin A Spencer6072	A	2132	2132	1960	W	0
6	Pisut Prayoonthamrongthiti30357	A	1798	1798	1798	B	0
9	Josh R B Cargill27719	A	1032	1032	1160	W	1
15	George Herd29443	A	1598	1598	1598	W	½
30	Trevor Harley15210	A	1333	1333	1333	B	½
41	Vladyslav Drabych30232	J18	1660	1710	1710	B	0
Grade Calculation: • I GORDON ROBERTSON • 5810 • GRADED PLAYER CALCULATION • PUBLISHED GRADE: 1560 • STATUS: A • *** • RESULTS: • EDWIN A SPENCER \| 6072 \| LOSS \| PUB GRADE: 2132 \| ADJ GRADE (+0): 2132 \| USED GRADE: 1960 \| EXP: 0.082 • PISUT PRAYOONTHAMRONGTHITI \| 30357 \| LOSS \| PUB GRADE: 1798 \| ADJ GRADE (+0): 1798 \| USED GRADE: 1798 \| EXP: 0.204 • JOSH R B CARGILL \| 27719 \| WIN \| PUB GRADE: 1032 \| ADJ GRADE (+0): 1032 \| USED GRADE: 1160 \| EXP: 0.918 • GEORGE HERD \| 29443 \| DRAW \| PUB GRADE: 1598 \| ADJ GRADE (+0): 1598 \| USED GRADE: 1598 \| EXP: 0.447 • TREVOR HARLEY \| 15210 \| DRAW \| PUB GRADE: 1333 \| ADJ GRADE (+0): 1333 \| USED GRADE: 1333 \| EXP: 0.785 • VLADYSLAV DRABYCH \| 30232 \| J18 \| LOSS \| PUB GRADE: 1660 \| ADJ GRADE (+50): 1710 \| USED GRADE: 1710 \| EXP: 0.301 • ----- • CALCULATION STEPS: • 6 GRADABLE GAMES • QTY GRADABLE GAMES (G): 6 • ACTUAL SCORE (ACT): 2.0 • EXPECTED SCORE (EXP): 2.737 • PUBLISHED GRADE (PUB): 1560 • HIGHER OF G OR 30 (N): 30 • LOWER OF G OR 30 (n): 6 • CALCULATED DRIFT (D): 4.58 (to 2 d.p.) • APPLIED DRIFT (d): D x n / 30 = 4.58 x 6 / 30 = 1 (to 0 d.p.) • LIVE = PUB + (800 x (ACT - EXP) / N) + d • 1560 + (800 x (2.0 - 2.737) / 30) + 1 = 1541 (to 0 d.p.) • GRADE DELTA: -19 • LIVE GRADE: 1541 • *** • GRADING CRITERIA MET • PLAYER GRANTED LIVE GRADE OF 1541