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

PLAYER PAGE

Bjorn Roets

1170332215
Cape Winelands (WCW)
Personal
Main rating
Rating 1099.7
K-factor 40
Floor 699
Highest 1199 (2026-02-20)
Min/Max +/- allowed 166
Rating Change
()
Games 10
Score 3
We 4.06
SWe -0.86
Temp +/- -34.4
Penalties 0
Weight perform 971.9
Final +/- -34.4
New Rating
()
Rating 1065.3
K-factor 40
Floor 699
Highest 1199 (2026-02-20)
Min/Max +/- allowed 166.1
Standard rating
Rating 1141
K-factor 40
Floor 699
Highest 1199 (2026-02-20)
Min/Max +/- allowed 166.1
Rating Change
()
Games 4
Score 0
We 1.3
SWe -1.3
Temp +/- -52.1
Penalties 0
Weight perform 0
Final +/- -52.1
New Rating
()
Rating 1089
K-factor 40
Floor 699
Highest 1199 (2026-02-20)
Min/Max +/- allowed 166.1
Rapid rating
Rating 1048.2
K-factor 40
Floor 700
Highest 1199 (2026-02-20)
Min/Max +/- allowed 166.1
Rating Change
()
Games 6
Score 3
We 2.89
SWe 0.11
Temp +/- 4.4
Penalties 0
Weight perform 978.7
Final +/- +4.4
New Rating
()
Rating 1052.6
K-factor 40
Floor 700
Highest 1199 (2026-02-20)
Min/Max +/- allowed 166.1
Blitz rating
Rating 1200
K-factor 40
Floor 700
Highest 1199 (2026-02-20)
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 (2026-02-20)
Min/Max +/- allowed 166.1
Rating Graph
Tournaments
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 West Coast Open 2026 (U10) Standard 2026-10-10 2026-10-10 West Coast (WCU) 5 1099.7 4 0 892.3 -32.8 Details
2 The Nautilus Chess Tournament 2026 (U9 Boys) Rapid 2026-09-19 2026-09-19 Cape Winelands (WCW) 6 1099.7 6 3 1092.6 -1.6 Details
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 Western Cape - Top Schools 2026 (U9 Mix) Standard 2026-09-05 2026-09-06 Cape Winelands (WCW) 6 1070.9 6 3 1209.9 28.7 Details
2 Western Cape Schools - Brian Raubenheimer Development 2026 (U9 Boys) Rapid 2026-08-15 2026-08-15 Cape Winelands (WCW) 6 1070.9 5 0 825.6 -41.4 Details
3 Cape Winelands - Top Schools 2026 (U9 Mix) Rapid 2026-07-25 2026-07-25 Cape Winelands (WCW) 5 1128.2 4 1 994.7 -15.8 Details
4 Rhenish Primary Tournament 2026 (U9) Rapid 2026-04-18 2026-04-18 Cape Winelands (WCW) 5 1142.2 5 1.5 1045 -14.1 Details
5 Cape Winelands Schools - Prestige 2026 (U9 Boys) Standard 2026-03-21 2026-03-21 Cape Winelands (WCW) 5 1198.6 4 0 806.1 -61.4 Details
6 Cape Winelands Open Rapid 2026 (U10) Rapid 2026-03-14 2026-03-14 Cape Winelands (WCW) 6 1198.6 6 3 1236.8 5 Details
7 Cape Winelands Schools - Primary Schools Trials 1 2026 (U9 Boys) Standard 2026-02-14 2026-02-14 Cape Winelands (WCW) 5 1200 5 2 1114.8 -9 Details
Game statistics ( )
Games 4
Wins 0
Draws 0
Losses 4
White 2
Black 2
White wins 0
Black wins 0
Score 0
Percent 0
Dp -425
AOR 1317.3
Performance 892.3
Game statistics ()
Games 45
Wins 13
Draws 1
Losses 31
White 24
Black 21
White wins 8
Black wins 5
Score 13.5
Percent 30
Dp -170
AOR 1213
Performance 1043
Game statistics (History)
Games 45
Wins 13
Draws 1
Losses 31
White 24
Black 21
White wins 8
Black wins 5
Score 13.5
Percent 30
Dp -170
AOR 1213
Performance 1043
Rankings (Main)
National
Overall 17989
Gender 13347
Age group 1470
Gender/Age 1018
Provincial
Overall 5414
Gender 3891
Age group 513
Gender/Age 348
Regional
Overall 885
Gender 599
Age group 54
Gender/Age 32
Rankings (Standard)
National
Overall 12529
Gender 9350
Age group 979
Gender/Age 689
Provincial
Overall 3787
Gender 2713
Age group 359
Gender/Age 250
Regional
Overall 636
Gender 435
Age group 38
Gender/Age 25
Rankings (Rapid)
National
Overall 6475
Gender 4790
Age group 593
Gender/Age 422
Provincial
Overall 2453
Gender 1745
Age group 250
Gender/Age 175
Regional
Overall 454
Gender 294
Age group 37
Gender/Age 22
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 4
Score 0
Percent 0
Aor 1317.3
Dp -425
Prat 892.3
Performance ()
Games 45
Score 13.5
Percent 30
Aor 1213
Dp -170
Prat 1043
Performance (12 months)
Games 45
Score 13.5
Percent 30
Aor 1213
Dp -170
Prat 1043
Performance (History)
Games 45
Score 13.5
Percent 30
Aor 1213
Dp -170
Prat 1043
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Mphephu, P (Phindulo) 2 0 2 Cape Winelands Schools - Prestige 2026 (U9 Boys) Western Cape Schools - Brian Raubenheimer Development 2026 (U9 Boys) Details
Overall 2 Swart, L (Lourens) 2 0 2 Cape Winelands Open Rapid 2026 (U10) Cape Winelands Schools - Prestige 2026 (U9 Boys) Details
Overall 3 Geduld, C (Cullen) 2 1 1 Cape Winelands Open Rapid 2026 (U10) Western Cape Schools - Brian Raubenheimer Development 2026 (U9 Boys) Details
Overall 4 Van Der Westhuizen, F (Famke) 2 1 1 Cape Winelands Open Rapid 2026 (U10) Cape Winelands - Top Schools 2026 (U9 Mix) Details
Overall 5 Schefermann, J (Jedd) 2 1 1 Cape Winelands - Top Schools 2026 (U9 Mix) Western Cape - Top Schools 2026 (U9 Mix) Details
Rapid 1 Van Der Westhuizen, F (Famke) 2 1 1 Cape Winelands Open Rapid 2026 (U10) Cape Winelands - Top Schools 2026 (U9 Mix) Details
Rapid 2 Geduld, C (Cullen) 2 1 1 Cape Winelands Open Rapid 2026 (U10) Western Cape Schools - Brian Raubenheimer Development 2026 (U9 Boys) Details