Surname or Chess SA id..
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John Mostert

1200328612
Tshwane (GTP)
Personal
Main rating
Rating 1168.4
K-factor 40
Floor 699
Highest 1199 (2025-09-30)
Min/Max +/- allowed 166
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1168.4
K-factor 40
Floor 699
Highest 1199 (2025-09-30)
Min/Max +/- allowed 166.1
Standard rating
Rating 1162.3
K-factor 40
Floor 699
Highest 1199 (2025-09-30)
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 1162.3
K-factor 40
Floor 699
Highest 1199 (2025-09-30)
Min/Max +/- allowed 166.1
Rapid rating
Rating 1200
K-factor 40
Floor 700
Highest 1199 (2025-09-30)
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 (2025-09-30)
Min/Max +/- allowed 166.1
Blitz rating
Rating 1200
K-factor 40
Floor 700
Highest 1199 (2025-09-30)
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 (2025-09-30)
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 2026 Tshwane Chess Registration Tournament (U8) Standard 2026-01-31 2026-01-31 Tshwane (GTP) 5 1175.6 5 1 971.8 0 Details
2 2025 Centurion Chess Open Tournament (U8) Standard 2025-09-27 2025-09-27 Tshwane (GTP) 5 1200 5 0 853.2 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 5
Wins 1
Draws 0
Losses 4
White 2
Black 3
White wins 1
Black wins 0
Score 1
Percent 20
Dp -255
AOR 1226.8
Performance 971.8
Game statistics (History)
Games 10
Wins 1
Draws 0
Losses 9
White 4
Black 6
White wins 1
Black wins 0
Score 1
Percent 10
Dp -340
AOR 1252.5
Performance 912.5
Rankings (Main)
National
Overall 16402
Gender 12519
Age group 83
Gender/Age 57
Provincial
Overall 5215
Gender 3965
Age group 16
Gender/Age 12
Regional
Overall 1569
Gender 1202
Age group 5
Gender/Age 3
Rankings (Standard)
National
Overall 12475
Gender 9446
Age group 70
Gender/Age 49
Provincial
Overall 4314
Gender 3251
Age group 17
Gender/Age 12
Regional
Overall 1508
Gender 1150
Age group 5
Gender/Age 3
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 5
Score 1
Percent 20
Aor 1226.8
Dp -255
Prat 971.8
Performance (12 months)
Games 10
Score 1
Percent 10
Aor 1252.5
Dp -340
Prat 912.5
Performance (History)
Games 10
Score 1
Percent 10
Aor 1252.5
Dp -340
Prat 912.5
Top 5 opponents most often played
Player not found.
Type # Opponent Games White Black First tournament Last tournament Details