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

PLAYER PAGE

Ruthan Du Preez

1150333689
Pixley-ka-Seme (NCP)
Personal
Main rating
Rating 1310.5
K-factor 36
Floor 810.5
Highest 1310.5 (2026-09-01)
Min/Max +/- allowed 142
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1310.5
K-factor 36
Floor 810.5
Highest 1310.5 (2026-09-01)
Min/Max +/- allowed 141.7
Standard rating
Rating 1323.2
K-factor 36
Floor 823.2
Highest 1323.2 (2026-09-01)
Min/Max +/- allowed 139.1
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1323.2
K-factor 36
Floor 823.2
Highest 1323.2 (2026-09-01)
Min/Max +/- allowed 139.1
Rapid rating
Rating 1200
K-factor 40
Floor 700
Highest 1200 (2026-03-01)
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 40
Floor 700
Highest 1200 (2026-03-01)
Min/Max +/- allowed 165.8
Blitz rating
Rating 1200
K-factor 40
Floor 700
Highest 1200 (2026-03-01)
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 40
Floor 700
Highest 1200 (2026-03-01)
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 Northern Cape Closed 2026 (U12 Open) Standard 2026-08-21 2026-08-22 ZF Mgcawu (NZF) 5 1310.5 5 4 1536.5 54.6 Details
2 Karoo Chess Club Chess Tournament 2026 (U9+U11) Standard 2026-06-23 2026-06-23 Pixley-ka-Seme (NCP) 5 1210.7 5 5 1466.2 45.2 Details
3 HSDA Open Schools Tournament 2026 (U13+U15) Standard 2026-04-25 2026-04-25 Pixley-ka-Seme (NCP) 5 1200 5 2 1248.5 10.7 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 15
Wins 11
Draws 0
Losses 4
White 7
Black 8
White wins 7
Black wins 4
Score 11
Percent 73.3
Dp 198.3
AOR 1218.7
Performance 1417.1
Game statistics (History)
Games 15
Wins 11
Draws 0
Losses 4
White 7
Black 8
White wins 7
Black wins 4
Score 11
Percent 73.3
Dp 198.3
AOR 1218.7
Performance 1417.1
Rankings (Main)
National
Overall 5892
Gender 4840
Age group 641
Gender/Age 494
Provincial
Overall 185
Gender 154
Age group 13
Gender/Age 12
Regional
Overall 29
Gender 23
Age group 3
Gender/Age 3
Rankings (Standard)
National
Overall 4872
Gender 3993
Age group 530
Gender/Age 405
Provincial
Overall 165
Gender 139
Age group 9
Gender/Age 9
Regional
Overall 26
Gender 21
Age group 2
Gender/Age 2
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 15
Score 11
Percent 73.3
Aor 1218.7
Dp 198.3
Prat 1417.1
Performance (12 months)
Games 15
Score 11
Percent 73.3
Aor 1218.7
Dp 198.3
Prat 1417.1
Performance (History)
Games 15
Score 11
Percent 73.3
Aor 1218.7
Dp 198.3
Prat 1417.1
Top 5 opponents most often played
Player not found.
Type # Opponent Games White Black First tournament Last tournament Details