Surname or Chess SA id..
Chess SA Region AOC

PLAYER PAGE

Mary Shoriwa

2100302309
Cape Town (WCT)
Personal
Main rating
Rating 1263.8
K-factor 36
Floor 763.8
Highest 1387.9 (2024-04-01)
Min/Max +/- allowed 127
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1187.3
Final +/- 0
New Rating
()
Rating 1263.8
K-factor 36
Floor 763.8
Highest 1387.9 (2024-04-01)
Min/Max +/- allowed 126.9
Standard rating
Rating 1250.9
K-factor 36
Floor 750.9
Highest 1250.9 (2025-09-01)
Min/Max +/- allowed 154.2
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1132.9
Final +/- 0
New Rating
()
Rating 1250.9
K-factor 36
Floor 750.9
Highest 1250.9 (2025-09-01)
Min/Max +/- allowed 154.2
Rapid rating
Rating 1280.7
K-factor 36
Floor 780.7
Highest 1461 (2024-04-01)
Min/Max +/- allowed 114.3
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1280.7
K-factor 36
Floor 780.7
Highest 1461 (2024-04-01)
Min/Max +/- allowed 114.3
Blitz rating
Rating 1200
K-factor 36
Floor 700
Highest 1200 (2024-05-01)
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 (2024-05-01)
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 Kraaifontein Schools Rapid Chess Tournament 2025 (Intermediate Girls) Rapid 2025-08-09 2025-08-09 Cape Town (WCT) 5 1224.2 5 3.5 1369.8 0 Details
2 CT Metro District East Top Schools Chess 2025 (U15-U19 Girls) Standard 2025-08-02 2025-08-03 Cape Town (WCT) 6 1224.2 5 3.5 1377.4 0 Details
3 CT Metro Schools Individual Closed 2025 (U15 Girls) Standard 2025-03-01 2025-03-02 Cape Town (WCT) 6 1233.1 6 2 1193 0 Details
4 CT Metro District East Schools Chess Individuals Trials 2025 (U15 Girls) Standard 2025-02-01 2025-02-02 Cape Town (WCT) 6 1187.8 6 4 1403.4 0 Details
5 Western Cape Top Schools Championship 2024 (U15 Girls) Standard 2024-08-30 2024-09-01 Eden (WEG) 6 1205.8 5 0 909.4 0 Details
6 CT Metro District East Top Schools Chess 2024 (U15+U18 Girls) Standard 2024-07-27 2024-07-28 Cape Town (WCT) 5 1222.8 4 1 1103.1 0 Details
7 Kraaifontein Schools Rapid 2024 (Intermediate Girls) Rapid 2024-04-13 2024-04-13 Cape Town (WCT) 5 1200 5 4 1455 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 36
Wins 16
Draws 4
Losses 16
White 18
Black 18
White wins 8
Black wins 8
Score 18
Percent 50
Dp 0
AOR 1265.2
Performance 1265.2
Rankings (Main)
National
Overall 7615
Gender 1400
Age group 1206
Gender/Age 247
Provincial
Overall 2227
Gender 499
Age group 314
Gender/Age 88
Regional
Overall 987
Gender 169
Age group 115
Gender/Age 27
Rankings (Standard)
National
Overall 7164
Gender 1404
Age group 1208
Gender/Age 251
Provincial
Overall 2007
Gender 485
Age group 311
Gender/Age 85
Regional
Overall 911
Gender 174
Age group 118
Gender/Age 29
Rankings (Rapid)
National
Overall 2304
Gender 424
Age group 307
Gender/Age 58
Provincial
Overall 992
Gender 200
Age group 137
Gender/Age 32
Regional
Overall 431
Gender 56
Age group 46
Gender/Age 8
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 10
Score 7
Percent 70
Aor 1203.6
Dp 170
Prat 1373.6
Performance (History)
Games 36
Score 18
Percent 50
Aor 1265.2
Dp 0
Prat 1265.2
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Jacobs, T (Teleah) 2 1 1 CT Metro District East Schools Chess Individuals Trials 2025 (U15 Girls) CT Metro Schools Individual Closed 2025 (U15 Girls) Details
Overall 2 Mboyo, D (Diana) 2 1 1 CT Metro District East Top Schools Chess 2025 (U15-U19 Girls) CT Metro District East Top Schools Chess 2025 (U15-U19 Girls) Details
Overall 3 Bellini, G (Gemma) 2 1 1 Western Cape Top Schools Championship 2024 (U15 Girls) CT Metro Schools Individual Closed 2025 (U15 Girls) Details
Overall 4 Msindwana, I (Iminam) 2 1 1 Kraaifontein Schools Rapid 2024 (Intermediate Girls) CT Metro District East Schools Chess Individuals Trials 2025 (U15 Girls) Details
Overall 5 Monk, A (Anastasia) 2 2 0 CT Metro District East Top Schools Chess 2025 (U15-U19 Girls) Kraaifontein Schools Rapid Chess Tournament 2025 (Intermediate Girls) Details
Standard 1 Mboyo, D (Diana) 2 1 1 CT Metro District East Top Schools Chess 2025 (U15-U19 Girls) CT Metro District East Top Schools Chess 2025 (U15-U19 Girls) Details
Standard 2 Bellini, G (Gemma) 2 1 1 Western Cape Top Schools Championship 2024 (U15 Girls) CT Metro Schools Individual Closed 2025 (U15 Girls) Details
Standard 3 Jacobs, T (Teleah) 2 1 1 CT Metro District East Schools Chess Individuals Trials 2025 (U15 Girls) CT Metro Schools Individual Closed 2025 (U15 Girls) Details