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

PLAYER PAGE

Alissa Grobbelaar

2190328203
Overberg (WOS)
Personal
Main rating
Rating 1124.6
K-factor 36
Floor 723.4
Highest 1223.4 (2026-06-01)
Min/Max +/- allowed 160
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1014.6
Final +/- 0
New Rating
()
Rating 1124.6
K-factor 36
Floor 723.4
Highest 1223.4 (2026-06-01)
Min/Max +/- allowed 160.4
Standard rating
Rating 1157.3
K-factor 36
Floor 750.1
Highest 1250.1 (2026-06-01)
Min/Max +/- allowed 154.4
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1157.3
K-factor 36
Floor 750.1
Highest 1250.1 (2026-06-01)
Min/Max +/- allowed 154.4
Rapid rating
Rating 1091.2
K-factor 40
Floor 699
Highest 1199 (2025-09-24)
Min/Max +/- allowed 166.1
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1008.2
Final +/- 0
New Rating
()
Rating 1091.2
K-factor 40
Floor 699
Highest 1199 (2025-09-24)
Min/Max +/- allowed 166.1
Blitz rating
Rating 1200
K-factor 40
Floor 700
Highest 1199 (2025-09-24)
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 (2025-09-24)
Min/Max +/- allowed 166.1
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 Western Cape - Top Schools 2026 (U7 Mix) Standard 2026-09-05 2026-09-06 Cape Winelands (WCW) 6 1175.5 5 1 892.7 -50.9 Details
2 Overberg Top Schools 2026 (U7+U9) Standard 2026-08-01 2026-08-01 Overberg (WOS) 3 1175.5 3 2 1045.6 -10.8 Details
3 Curro Hermanus Winter Open 2026 (U7) Rapid 2026-06-20 2026-06-20 Overberg (WOS) 6 1223.4 6 2 974.7 -37.2 Details
4 2026 WCSC PS Individual Championship (U7 Girls) Standard 2026-05-16 2026-05-17 Overberg (WOS) 6 1177 6 4 1375.7 46.4 Details
5 Overberg Schools Primary School Closed 2026 (U7 Girls) Standard 2026-03-21 2026-03-21 Overberg (WOS) 5 1168 5 2.5 1196.5 4.1 Details
6 Overberg Schools Primary School Trials (Region 1) 2026 (U7 Mixed) Rapid 2026-02-28 2026-02-28 Overberg 6 1168 6 3 1196.9 4.9 Details
7 Overberg Schools Open Championship 2026 (U7) Rapid 2026-01-31 2026-01-31 Overberg (WOS) 5 1172.7 4 2.5 1303.9 3.9 Details
8 Curro Hermanus Spring Open 2025 (U7) Rapid 2025-10-18 2025-10-18 Overberg (WOS) 6 1198.6 6 0 790.7 -34.6 Details
9 Kingsway Chess Open 2025 (Beginners) Rapid 2025-09-20 2025-09-20 Overberg (WOS) 6 1200 5 1.5 1029.7 -9 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 35
Wins 14
Draws 6
Losses 15
White 17
Black 18
White wins 6
Black wins 8
Score 17
Percent 48.6
Dp -12.1
AOR 1157.3
Performance 1145.2
Game statistics (History)
Games 46
Wins 15
Draws 7
Losses 24
White 22
Black 24
White wins 7
Black wins 8
Score 18.5
Percent 40.2
Dp -83.2
AOR 1169.6
Performance 1086.4
Rankings (Main)
National
Overall 17350
Gender 4372
Age group 182
Gender/Age 54
Provincial
Overall 5172
Gender 1406
Age group 81
Gender/Age 28
Regional
Overall 492
Gender 178
Age group 16
Gender/Age 8
Rankings (Standard)
National
Overall 12036
Gender 2994
Age group 119
Gender/Age 36
Provincial
Overall 3633
Gender 1006
Age group 63
Gender/Age 23
Regional
Overall 250
Gender 101
Age group 12
Gender/Age 7
Rankings (Rapid)
National
Overall 6266
Gender 1612
Age group 69
Gender/Age 24
Provincial
Overall 2387
Gender 679
Age group 33
Gender/Age 14
Regional
Overall 416
Gender 160
Age group 7
Gender/Age 3
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 35
Score 17
Percent 48.6
Aor 1157.3
Dp -12.1
Prat 1145.2
Performance (12 months)
Games 35
Score 17
Percent 48.6
Aor 1157.3
Dp -12.1
Prat 1145.2
Performance (History)
Games 46
Score 18.5
Percent 40.2
Aor 1169.6
Dp -83.2
Prat 1086.4
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Biggs, E (Eryn) 5 3 2 Curro Hermanus Spring Open 2025 (U7) Curro Hermanus Winter Open 2026 (U7) Details
Overall 2 Naidoo, E (Emma Rose) 2 1 1 2026 WCSC PS Individual Championship (U7 Girls) Western Cape - Top Schools 2026 (U7 Mix) Details
Overall 3 De Villiers, AJ (Albertus Johannes) 2 0 2 Kingsway Chess Open 2025 (Beginners) Overberg Schools Open Championship 2026 (U7) Details
Overall 4 Van der Walt, I (Isla) 2 1 1 Overberg Schools Primary School Trials (Region 1) 2026 (U7 Mixed) Overberg Schools Primary School Closed 2026 (U7 Girls) Details
Overall 5 Oosthuizen, K (Kara) 2 1 1 Overberg Schools Open Championship 2026 (U7) Overberg Schools Primary School Trials (Region 1) 2026 (U7 Mixed) Details
Standard 1 Biggs, E (Eryn) 2 1 1 Overberg Schools Primary School Closed 2026 (U7 Girls) 2026 WCSC PS Individual Championship (U7 Girls) Details
Standard 2 Naidoo, E (Emma Rose) 2 1 1 2026 WCSC PS Individual Championship (U7 Girls) Western Cape - Top Schools 2026 (U7 Mix) Details
Rapid 1 Biggs, E (Eryn) 3 2 1 Curro Hermanus Spring Open 2025 (U7) Curro Hermanus Winter Open 2026 (U7) Details
Rapid 2 De Villiers, AJ (Albertus Johannes) 2 0 2 Kingsway Chess Open 2025 (Beginners) Overberg Schools Open Championship 2026 (U7) Details
Rapid 3 Oosthuizen, K (Kara) 2 1 1 Overberg Schools Open Championship 2026 (U7) Overberg Schools Primary School Trials (Region 1) 2026 (U7 Mixed) Details