Surname or Chess SA id..
Chess SA Region AOC

PLAYER PAGE

William Dean Brougham-Cook

1620316988
Sedibeng (GSV)
Personal
Main rating
Rating 1196
K-factor 40
Floor 699.9
Highest 1199.9 (2025-03-02)
Min/Max +/- allowed 166
Rating Change
()
Games 4
Score 4
We 2.01
SWe 1.65
Temp +/- 66.2
Penalties 0
Weight perform 0
Final +/- +66.2
New Rating
()
Rating 1262.2
K-factor 36
Floor 762.2
Highest 1262.2 (2026-04-01)
Min/Max +/- allowed 151.8
Standard rating
Rating 1195.5
K-factor 40
Floor 699.9
Highest 1199.9 (2025-03-02)
Min/Max +/- allowed 165.8
Rating Change
()
Games 4
Score 4
We 2.01
SWe 1.99
Temp +/- 79.7
Penalties 0
Weight perform 0
Final +/- +79.7
New Rating
()
Rating 1275.1
K-factor 36
Floor 775.1
Highest 1275.1 (2026-04-01)
Min/Max +/- allowed 149
Rapid rating
Rating 1200
K-factor 36
Floor 700
Highest 1200 (2025-04-01)
Min/Max +/- allowed 165.8
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1200
K-factor 36
Floor 700
Highest 1200 (2025-04-01)
Min/Max +/- allowed 165.8
Blitz rating
Rating 1200
K-factor 36
Floor 700
Highest 1200 (2025-04-01)
Min/Max +/- allowed 165.8
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1200
K-factor 36
Floor 700
Highest 1200 (2025-04-01)
Min/Max +/- allowed 165.8
Rating Graph
Tournaments
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 Chess-in-the-Vaal Open 18 April 2026 (C) Standard 2026-04-18 2026-04-18 Sedibeng (GSV) 5 1196 4 4 1619.6 66.2 Details
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 Queen's Gambit Chess Open 29 Nov 2025 (A) Standard 2025-11-29 2025-11-29 Sedibeng (GSV) 5 1199.8 3 0.5 1134.9 -6.1 Details
2 Hoerskool Drie Riviere Open 08 March 2025 (A) Standard 2025-03-08 2025-03-08 Sedibeng (GSV) 5 1200 5 1 1059.6 -15.4 Details
3 Laerskool Vaalpark Open 01 March 25 (A) Standard 2025-03-01 2025-03-01 Sedibeng (GSV) 5 1200 4 1 1267.4 5 Details
Game statistics ( )
Games 4
Wins 4
Draws 0
Losses 0
White 2
Black 2
White wins 2
Black wins 2
Score 4
Percent 100
Dp 425
AOR 1194.6
Performance 1619.6
Game statistics ()
Games 4
Wins 4
Draws 0
Losses 0
White 2
Black 2
White wins 2
Black wins 2
Score 4
Percent 100
Dp 425
AOR 1194.6
Performance 1619.6
Game statistics (History)
Games 16
Wins 6
Draws 1
Losses 9
White 9
Black 7
White wins 3
Black wins 3
Score 6.5
Percent 40.6
Dp -79.7
AOR 1345.4
Performance 1265.7
Rankings (Main)
National
Overall 13899
Gender 10842
Age group 310
Gender/Age 303
Provincial
Overall 4467
Gender 3461
Age group 100
Gender/Age 98
Regional
Overall 559
Gender 443
Age group 12
Gender/Age 12
Rankings (Standard)
National
Overall 10975
Gender 8455
Age group 243
Gender/Age 241
Provincial
Overall 3738
Gender 2873
Age group 80
Gender/Age 79
Regional
Overall 450
Gender 354
Age group 8
Gender/Age 8
Rankings (Rapid)
National
Overall -1
Gender -1
Age group -1
Gender/Age -1
Provincial
Overall -1
Gender -1
Age group -1
Gender/Age -1
Regional
Overall -1
Gender -1
Age group -1
Gender/Age -1
Rankings (Blitz)
National
Overall -1
Gender -1
Age group -1
Gender/Age -1
Provincial
Overall -1
Gender -1
Age group -1
Gender/Age -1
Regional
Overall -1
Gender -1
Age group -1
Gender/Age -1
Performance ( )
Games 4
Score 4
Percent 100
Aor 1194.6
Dp 425
Prat 1619.6
Performance ()
Games 4
Score 4
Percent 100
Aor 1194.6
Dp 425
Prat 1619.6
Performance (12 months)
Games 7
Score 4.5
Percent 64.3
Aor 1290.5
Dp 121.4
Prat 1411.9
Performance (History)
Games 16
Score 6.5
Percent 40.6
Aor 1345.4
Dp -79.7
Prat 1265.7
Top 5 opponents most often played
Player not found.
Type # Opponent Games White Black First tournament Last tournament Details