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Leo-Arlin Koopman

1150153170
West Coast (WCU)
Personal
Main rating
Rating 1210.8
K-factor 36
Floor 727.2
Highest 1227.2 (2024-04-01)
Min/Max +/- allowed 160
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1144.3
Final +/- 0
New Rating
()
Rating 1210.8
K-factor 36
Floor 727.2
Highest 1227.2 (2024-04-01)
Min/Max +/- allowed 159.5
Standard rating
Rating 1188.8
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
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 1188.8
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
Min/Max +/- allowed 165.8
Rapid rating
Rating 1250.7
K-factor 36
Floor 752.9
Highest 1292.7 (2024-02-01)
Min/Max +/- allowed 145.3
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1110.9
Final +/- 0
New Rating
()
Rating 1250.7
K-factor 36
Floor 752.9
Highest 1292.7 (2024-02-01)
Min/Max +/- allowed 145.3
Blitz rating
Rating 1200
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
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 (2018-10-01)
Min/Max +/- allowed 165.8
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 Six Gun Grill Summer Sport Festival Chess Championships 2025 (Individual U11 Boys) Rapid 2025-12-09 2025-12-09 Cape Winelands (WCW) 5 1257.2 4 0 899.3 0 Details
2 Six Gun Grill Summer Sport Festival Chess Championships 2025 (Team U11) Rapid 2025-12-08 2025-12-08 Cape Winelands (WCW) 5 1257.2 4 3 1591 0 Details
3 Laerskool Calvinia - Calvie Skaakklub Toernooi 2025 (U10) Standard 2025-11-08 2025-11-08 Namakwa (NCN) 5 1211.1 5 4 1468 0 Details
4 Western Cape PS Individuals Championship 2024 (U9 Boys) Standard 2024-05-04 2024-05-05 West Coast (WCU) 6 1227.2 6 2 1148.5 0 Details
5 West Coast Schools Chess Prestige Championships 2024 (U9 Boys) Rapid 2024-03-09 2024-03-09 West Coast (WCU) 5 1221.6 5 3 1259.4 0 Details
6 Bo-Weskus Skole Prestige 2024 (O9 Seuns) Rapid 2024-02-10 2024-02-10 West Coast (WCU) 5 1187 5 4 1424.4 0 Details
7 Bo-Weskus Skole Prestige 2023 (O9 Seuns) Rapid 2023-03-04 2023-03-04 West Coast (WCU) 5 1200 5 2 1114.3 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 34
Wins 17
Draws 2
Losses 15
White 15
Black 19
White wins 6
Black wins 11
Score 18
Percent 52.9
Dp 25
AOR 1245.1
Performance 1270.1
Rankings (Main)
National
Overall 11606
Gender 9194
Age group 1395
Gender/Age 1053
Provincial
Overall 3325
Gender 2555
Age group 453
Gender/Age 323
Regional
Overall 379
Gender 278
Age group 57
Gender/Age 34
Rankings (Standard)
National
Overall 11230
Gender 8598
Age group 1504
Gender/Age 1098
Provincial
Overall 3260
Gender 2381
Age group 499
Gender/Age 334
Regional
Overall 233
Gender 157
Age group 33
Gender/Age 16
Rankings (Rapid)
National
Overall 2948
Gender 2372
Age group 394
Gender/Age 304
Provincial
Overall 1211
Gender 955
Age group 166
Gender/Age 119
Regional
Overall 255
Gender 182
Age group 44
Gender/Age 25
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 13
Score 7
Percent 53.8
Aor 1298.2
Dp 32.7
Prat 1330.9
Performance (History)
Games 34
Score 18
Percent 52.9
Aor 1245.1
Dp 25
Prat 1270.1
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Steenkamp, W (Willem) 3 3 0 Bo-Weskus Skole Prestige 2023 (O9 Seuns) Western Cape PS Individuals Championship 2024 (U9 Boys) Details
Overall 2 Van Wyk, N (Nicolaas) 2 1 1 Bo-Weskus Skole Prestige 2023 (O9 Seuns) Laerskool Calvinia - Calvie Skaakklub Toernooi 2025 (U10) Details
Overall 3 Esterhuyse, N (Nicol) 2 0 2 Bo-Weskus Skole Prestige 2024 (O9 Seuns) West Coast Schools Chess Prestige Championships 2024 (U9 Boys) Details
Overall 4 Van Wyk, L (Lara) 2 1 1 Laerskool Calvinia - Calvie Skaakklub Toernooi 2025 (U10) Six Gun Grill Summer Sport Festival Chess Championships 2025 (Team U11) Details
Rapid 1 Steenkamp, W (Willem) 2 2 0 Bo-Weskus Skole Prestige 2023 (O9 Seuns) Bo-Weskus Skole Prestige 2024 (O9 Seuns) Details
Rapid 2 Esterhuyse, N (Nicol) 2 0 2 Bo-Weskus Skole Prestige 2024 (O9 Seuns) West Coast Schools Chess Prestige Championships 2024 (U9 Boys) Details