Surname or Chess SA id..
Chess SA Region AOC Mzansi 2026

PLAYER PAGE

Alexander Underwood

1110138056
Cape Town (WCT)
Personal
Main rating
Rating 1563.3
K-factor 32
Floor 1088.2
Highest 1588.2 (2026-02-28)
Min/Max +/- allowed 95
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1486.4
Final +/- 0
New Rating
()
Rating 1563.3
K-factor 32
Floor 1088.2
Highest 1588.2 (2026-02-28)
Min/Max +/- allowed 95.4
Standard rating
Rating 1551
K-factor 32
Floor 1078.7
Highest 1732.8 (2024-09-01)
Min/Max +/- allowed 77.6
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1486.4
Final +/- 0
New Rating
()
Rating 1551
K-factor 32
Floor 1078.7
Highest 1732.8 (2024-09-01)
Min/Max +/- allowed 77.6
Rapid rating
Rating 1180.8
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 1180.8
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
Min/Max +/- allowed 165.8
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 2026 WCSC HS Individual Championship (U15 Boys) Standard 2026-05-02 2026-05-03 Eden (WEG) 6 1565.2 5 2.5 1546.2 -1.8 Details
2 CT Metro Schools Individual Closed 2026 (U15 Boys) Standard 2026-03-07 2026-03-08 Cape Town (WCT) 6 1588.2 6 3.5 1466.4 -23.1 Details
3 CT Metro South Individual Trials 2026 (U15 Boys) Standard 2026-02-07 2026-02-08 Cape Town (WCT) 6 1571 6 5.5 1659.9 7.3 Details
4 Kraaifontein Open 2025 (Advanced) Standard 2025-12-06 2025-12-07 Cape Town (WCT) 6 1573.5 6 3.5 1560.1 -1.6 Details
5 UCT Open Chess Championship 2025 (Advanced) Standard 2025-10-10 2025-10-12 Cape Town (WCT) 6 1576.8 6 3.5 1557.2 -2.1 Details
6 Cape Winelands Open 2025 (Advanced) Standard 2025-07-19 2025-07-20 Cape Winelands (WCW) 6 1511.4 6 4.5 1661.5 18.5 Details
7 Western Cape Schools Individual Championship 2025 (U15 Boys) Standard 2025-04-26 2025-04-27 West Coast (WCU) 6 1334.2 6 4.5 1775 50 Details
8 CT Metro Schools Individual Closed 2025 (U15 Open) Standard 2025-03-01 2025-03-02 Cape Town (WCT) 6 1265.7 6 3.5 1584.2 38.1 Details
9 District South Schools Chess Individual Trials 2025 (U15 Open) Standard 2025-02-01 2025-02-02 Cape Town (WCT) 6 1249.5 6 3.5 1326.2 9 Details
10 Western Cape Top Schools Championship 2024 (U13 Mixed) Standard 2024-08-30 2024-09-01 Eden (WEG) 6 1186.8 3 3 1714 31.4 Details
11 2022 Central District Individual Trials (U11) Rapid 2022-03-05 2022-03-05 Cape Town (WCT) 5 1200 5 2 1098.6 -6.6 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 17
Wins 10
Draws 3
Losses 4
White 8
Black 9
White wins 5
Black wins 5
Score 11.5
Percent 67.6
Dp 150
AOR 1408.2
Performance 1558.2
Game statistics (History)
Games 61
Wins 33
Draws 13
Losses 15
White 30
Black 31
White wins 16
Black wins 17
Score 39.5
Percent 64.8
Dp 125.4
AOR 1414.1
Performance 1539.5
Rankings (Main)
National
Overall 1355
Gender 1233
Age group 135
Gender/Age 113
Provincial
Overall 410
Gender 371
Age group 38
Gender/Age 32
Regional
Overall 256
Gender 237
Age group 18
Gender/Age 15
Rankings (Standard)
National
Overall 1340
Gender 1202
Age group 143
Gender/Age 118
Provincial
Overall 390
Gender 345
Age group 38
Gender/Age 32
Regional
Overall 247
Gender 226
Age group 19
Gender/Age 16
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 17
Score 11.5
Percent 67.6
Aor 1408.2
Dp 150
Prat 1558.2
Performance (12 months)
Games 29
Score 18.5
Percent 63.8
Aor 1441.1
Dp 117.2
Prat 1558.4
Performance (History)
Games 61
Score 39.5
Percent 64.8
Aor 1414.1
Dp 125.4
Prat 1539.5
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Maruma, KB (Kamogelo) 2 1 1 CT Metro Schools Individual Closed 2025 (U15 Open) Western Cape Schools Individual Championship 2025 (U15 Boys) Details
Overall 2 Meyer, M (Matthew) 2 2 0 CT Metro Schools Individual Closed 2025 (U15 Open) Western Cape Schools Individual Championship 2025 (U15 Boys) Details
Overall 3 Lee, S (Shakoor) 2 2 0 2022 Central District Individual Trials (U11) CT Metro Schools Individual Closed 2026 (U15 Boys) Details
Overall 4 Benjamin, C (Crushion) 2 0 2 CT Metro South Individual Trials 2026 (U15 Boys) CT Metro Schools Individual Closed 2026 (U15 Boys) Details
Standard 1 Benjamin, C (Crushion) 2 0 2 CT Metro South Individual Trials 2026 (U15 Boys) CT Metro Schools Individual Closed 2026 (U15 Boys) Details
Standard 2 Maruma, KB (Kamogelo) 2 1 1 CT Metro Schools Individual Closed 2025 (U15 Open) Western Cape Schools Individual Championship 2025 (U15 Boys) Details
Standard 3 Meyer, M (Matthew) 2 2 0 CT Metro Schools Individual Closed 2025 (U15 Open) Western Cape Schools Individual Championship 2025 (U15 Boys) Details