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

PLAYER PAGE

Isabella Weakley

2170302578
Ekurhuleni (GE)
Personal
Main rating
Rating 1247.2
K-factor 36
Floor 771.1
Highest 1271.1 (2026-06-01)
Min/Max +/- allowed 150
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1172.7
Final +/- 0
New Rating
()
Rating 1247.2
K-factor 36
Floor 771.1
Highest 1271.1 (2026-06-01)
Min/Max +/- allowed 149.8
Standard rating
Rating 1184.1
K-factor 36
Floor 700
Highest 1200 (2024-04-01)
Min/Max +/- allowed 165.8
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1106.8
Final +/- 0
New Rating
()
Rating 1184.1
K-factor 36
Floor 700
Highest 1200 (2024-04-01)
Min/Max +/- allowed 165.8
Rapid rating
Rating 1203.2
K-factor 36
Floor 740.1
Highest 1240.1 (2026-04-01)
Min/Max +/- allowed 156.6
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1168.3
Final +/- 0
New Rating
()
Rating 1203.2
K-factor 36
Floor 740.1
Highest 1240.1 (2026-04-01)
Min/Max +/- allowed 156.6
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 Kempton Cluster 2026 (U9A) Rapid 2026-08-01 2026-08-01 Ekurhuleni (GE) 5 1247.2 5 3 1067.8 -23.9 Details
2 Ekurhuleni 1st Trial 2026 (E) Standard 2026-04-11 2026-04-11 Ekurhuleni (GE) 5 1192.9 5 1 1007.6 -34 Details
3 Ekurhuleni North District Individuals 2026 (U9 Girls) Standard 2026-05-09 2026-05-09 Ekurhuleni (GE) 5 1192.9 5 4 1469.3 49.8 Details
4 Kemptonpark Cluster 2026 (U9 Girls) Rapid 2026-04-18 2026-04-18 Ekurhuleni (GE) 5 1153.5 5 4 1455 39.4 Details
5 Chess Molecules Open Rapid 2026 (D) Rapid 2026-03-21 2026-03-21 Johannesburg Metro (GJM) 5 1125.4 4 1.5 1108.1 -1.9 Details
6 East Rand Chess Club Open 2026 (E) Rapid 2026-03-14 2026-03-14 Ekurhuleni (GE) 5 1125.4 5 3 1355.7 30 Details
7 Ekurhuleni 1st Standard Tournament 2026 (E) Standard 2026-02-14 2026-02-14 Ekurhuleni (GE) 5 1132.7 5 1 978.4 -15.8 Details
8 JP Wagner Cup 2026 (U8+U10) Standard 2026-01-31 2026-01-31 Ekurhuleni (GE) 5 1132.7 4 1 1001.8 -10.3 Details
9 Ekurhuleni North School District Finals 2025 (U9 Girls) Standard 2025-06-14 2025-06-14 Ekurhuleni (GE) 5 1132.6 5 2 1155 1.3 Details
10 Kemptonpark School Cluster 2025 (U9) Rapid 2025-06-07 2025-06-07 Ekurhuleni (GE) 5 1132.6 5 1.5 1066.3 -5.3 Details
11 East Rand Chess Club Open 2025 (D) Standard 2025-05-03 2025-05-03 Ekurhuleni (GE) 5 1136.5 4 0 916.7 -17.3 Details
12 East Rand Chess Club Open 2025 (D) Standard 2025-03-01 2025-03-01 Ekurhuleni (GE) 5 1140.1 4 0.5 876.9 -19.3 Details
13 Kempton Park Cluster Teams League 2024 (U9B) Rapid 2024-04-13 2024-04-13 Ekurhuleni (GE) 5 1200 3 0 775 -19.6 Details
14 Ekurhuleni Open 2024 (E) Standard 2024-04-06 2024-04-06 Ekurhuleni (GE) 5 1200 5 1 914.3 -27.2 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 38
Wins 18
Draws 1
Losses 19
White 19
Black 19
White wins 8
Black wins 10
Score 18.5
Percent 48.7
Dp -11.2
AOR 1198.2
Performance 1187.1
Game statistics (History)
Games 64
Wins 22
Draws 3
Losses 39
White 33
Black 31
White wins 11
Black wins 11
Score 23.5
Percent 36.7
Dp -112.9
AOR 1211.1
Performance 1098.2
Rankings (Main)
National
Overall 8795
Gender 1741
Age group 478
Gender/Age 114
Provincial
Overall 3038
Gender 625
Age group 170
Gender/Age 44
Regional
Overall 726
Gender 184
Age group 38
Gender/Age 10
Rankings (Standard)
National
Overall 11078
Gender 2639
Age group 777
Gender/Age 221
Provincial
Overall 3834
Gender 963
Age group 257
Gender/Age 74
Regional
Overall 857
Gender 266
Age group 45
Gender/Age 13
Rankings (Rapid)
National
Overall 4344
Gender 945
Age group 317
Gender/Age 74
Provincial
Overall 1040
Gender 232
Age group 78
Gender/Age 21
Regional
Overall 440
Gender 118
Age group 43
Gender/Age 9
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 38
Score 18.5
Percent 48.7
Aor 1198.2
Dp -11.2
Prat 1187.1
Performance (12 months)
Games 38
Score 18.5
Percent 48.7
Aor 1198.2
Dp -11.2
Prat 1187.1
Performance (History)
Games 64
Score 23.5
Percent 36.7
Aor 1211.1
Dp -112.9
Prat 1098.2
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Gabel Smit, H (Heinrich) 3 2 1 East Rand Chess Club Open 2025 (D) Ekurhuleni 1st Trial 2026 (E) Details
Overall 2 Serrao, L (Luke) 2 2 0 Ekurhuleni Open 2024 (E) JP Wagner Cup 2026 (U8+U10) Details
Overall 3 Ngomane, B (Buhlebenkosi) 2 1 1 Ekurhuleni North School District Finals 2025 (U9 Girls) Ekurhuleni North District Individuals 2026 (U9 Girls) Details
Overall 4 Eze, F (Favour) 2 1 1 Kemptonpark Cluster 2026 (U9 Girls) Kempton Cluster 2026 (U9A) Details
Overall 5 Benjamin, L (Liyabona) 2 1 1 Ekurhuleni Open 2024 (E) Kemptonpark School Cluster 2025 (U9) Details
Standard 1 Gabel Smit, H (Heinrich) 3 2 1 East Rand Chess Club Open 2025 (D) Ekurhuleni 1st Trial 2026 (E) Details
Standard 2 Serrao, L (Luke) 2 2 0 Ekurhuleni Open 2024 (E) JP Wagner Cup 2026 (U8+U10) Details
Standard 3 Mosala, K (Kopano) 2 1 1 Ekurhuleni Open 2024 (E) Ekurhuleni 1st Standard Tournament 2026 (E) Details
Standard 4 Ngomane, B (Buhlebenkosi) 2 1 1 Ekurhuleni North School District Finals 2025 (U9 Girls) Ekurhuleni North District Individuals 2026 (U9 Girls) Details
Rapid 1 Eze, F (Favour) 2 1 1 Kemptonpark Cluster 2026 (U9 Girls) Kempton Cluster 2026 (U9A) Details