Surname or Chess SA id..
Chess SA Region AOC

PLAYER PAGE

Sergio Duk

1730330568
(BLR)
Personal
Main rating
Rating 1231.7
K-factor 36
Floor 731.7
Highest 1231.7 (2026-01-01)
Min/Max +/- allowed 158
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1231.7
K-factor 36
Floor 731.7
Highest 1231.7 (2026-01-01)
Min/Max +/- allowed 158.5
Standard rating
Rating 1200
K-factor 40
Floor 700
Highest 1199 (2025-12-20)
Min/Max +/- allowed 166.1
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 40
Floor 700
Highest 1199 (2025-12-20)
Min/Max +/- allowed 166.1
Rapid rating
Rating 1200
K-factor 40
Floor 700
Highest 1199 (2025-12-20)
Min/Max +/- allowed 166.1
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 40
Floor 700
Highest 1199 (2025-12-20)
Min/Max +/- allowed 166.1
Blitz rating
Rating 1332.4
K-factor 36
Floor 832.4
Highest 1332.4 (2026-01-01)
Min/Max +/- allowed 137.3
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1332.4
K-factor 36
Floor 832.4
Highest 1332.4 (2026-01-01)
Min/Max +/- allowed 137.3
Rating Graph
Tournaments
No tournaments found.
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 Centurion Chess Club Year End Blitz 2025 Blitz 2025-12-03 2025-12-03 Tshwane (GTP) 9 1200 9 6 1718.8 0 Details
Game statistics ( )
Games 0
Wins 0
Draws 0
Losses 0
White 0
Black 0
White wins 0
Black wins 0
Score 0
Percent 0
Dp 0
AOR 0
Performance 0
Game statistics ()
Games 0
Wins 0
Draws 0
Losses 0
White 0
Black 0
White wins 0
Black wins 0
Score 0
Percent 0
Dp 0
AOR 0
Performance 0
Game statistics (History)
Games 9
Wins 6
Draws 0
Losses 3
White 4
Black 5
White wins 4
Black wins 2
Score 6
Percent 66.7
Dp 141.7
AOR 1577.1
Performance 1718.8
Rankings (Main)
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 (Standard)
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 (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 0
Score 0
Percent 0
Aor 0
Dp 0
Prat 0
Performance ()
Games 0
Score 0
Percent 0
Aor 0
Dp 0
Prat 0
Performance (12 months)
Games 9
Score 6
Percent 66.7
Aor 1577.1
Dp 141.7
Prat 1718.8
Performance (History)
Games 9
Score 6
Percent 66.7
Aor 1577.1
Dp 141.7
Prat 1718.8
Top 5 opponents most often played
Player not found.
Type # Opponent Games White Black First tournament Last tournament Details