Surname or Chess SA id..
Chess SA Region AOC

PLAYER PAGE

Zack Losper

1130308023
Cape Town (WCT)
Personal
Main rating
Rating 1261.6
K-factor 36
Floor 761.6
Highest 1261.6 (2026-02-28)
Min/Max +/- allowed 152
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1261.6
K-factor 36
Floor 761.6
Highest 1261.6 (2026-02-28)
Min/Max +/- allowed 151.9
Standard rating
Rating 1258.7
K-factor 36
Floor 772
Highest 1272 (2025-09-01)
Min/Max +/- allowed 149.7
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1258.7
K-factor 36
Floor 772
Highest 1272 (2025-09-01)
Min/Max +/- allowed 149.7
Rapid rating
Rating 1218.6
K-factor 36
Floor 718.6
Highest 1218.6 (2026-02-28)
Min/Max +/- allowed 161.5
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1218.6
K-factor 36
Floor 718.6
Highest 1218.6 (2026-02-28)
Min/Max +/- allowed 161.5
Blitz rating
Rating 1200
K-factor 36
Floor 700
Highest 1200 (2024-07-01)
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 (2024-07-01)
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 Laerskool Welgemoed Rapid 2026 (U14) Rapid 2026-02-14 2026-02-14 Cape Town (WCT) 6 1258.7 6 3 1348.2 0 Details
2 CT Metro North Schools Chess Individual Trials 2026 (U13 Boys) Standard 2026-02-07 2026-02-08 Cape Town (WCT) 6 1258.7 6 2.5 1213.3 0 Details
3 Cape Town Metro North Top Schools 2025 (U13) Standard 2025-08-01 2025-08-02 Cape Town (WCT) 5 1198.8 4 4 1624.9 0 Details
4 CT District North Top Schools 2024 (U11 Mixed) Rapid 2024-07-27 2024-07-27 Cape Town (WCT) 5 1200 5 2 1188.5 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 12
Wins 5
Draws 1
Losses 6
White 6
Black 6
White wins 3
Black wins 2
Score 5.5
Percent 45.8
Dp -35.4
AOR 1316.2
Performance 1280.8
Game statistics (History)
Games 21
Wins 11
Draws 1
Losses 9
White 11
Black 10
White wins 7
Black wins 4
Score 11.5
Percent 54.8
Dp 40.5
AOR 1283.9
Performance 1324.3
Rankings (Main)
National
Overall 7719
Gender 6301
Age group 1143
Gender/Age 844
Provincial
Overall 2255
Gender 1754
Age group 357
Gender/Age 238
Regional
Overall 1001
Gender 832
Age group 133
Gender/Age 96
Rankings (Standard)
National
Overall 6854
Gender 5538
Age group 1050
Gender/Age 770
Provincial
Overall 1920
Gender 1463
Age group 309
Gender/Age 201
Regional
Overall 878
Gender 715
Age group 124
Gender/Age 85
Rankings (Rapid)
National
Overall 3781
Gender 2987
Age group 732
Gender/Age 530
Provincial
Overall 1508
Gender 1174
Age group 313
Gender/Age 218
Regional
Overall 600
Gender 514
Age group 101
Gender/Age 80
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 12
Score 5.5
Percent 45.8
Aor 1316.2
Dp -35.4
Prat 1280.8
Performance (12 months)
Games 16
Score 9.5
Percent 59.4
Aor 1287.1
Dp 79.7
Prat 1366.8
Performance (History)
Games 21
Score 11.5
Percent 54.8
Aor 1283.9
Dp 40.5
Prat 1324.3
Top 5 opponents most often played
Player not found.
Type # Opponent Games White Black First tournament Last tournament Details