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

PLAYER PAGE

Izak Jacobs

1180337480
Nkangala (MNW)
Personal
Main rating
Rating 1426.4
K-factor 32
Floor 926.4
Highest 1426.4 (2026-07-01)
Min/Max +/- allowed 120
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1461
Final +/- 0
New Rating
()
Rating 1426.4
K-factor 32
Floor 926.4
Highest 1426.4 (2026-07-01)
Min/Max +/- allowed 120.1
Standard rating
Rating 1365.8
K-factor 36
Floor 865.8
Highest 1365.8 (2026-07-01)
Min/Max +/- allowed 130.9
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1365.8
K-factor 36
Floor 865.8
Highest 1365.8 (2026-07-01)
Min/Max +/- allowed 130.9
Rapid rating
Rating 1323.5
K-factor 36
Floor 823.5
Highest 1323.5 (2026-06-01)
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 1323.5
K-factor 36
Floor 823.5
Highest 1323.5 (2026-06-01)
Min/Max +/- allowed 139.1
Blitz rating
Rating 1200
K-factor 40
Floor 700
Highest 1199.9 (2026-05-01)
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 40
Floor 700
Highest 1199.9 (2026-05-01)
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 2026 Anton Van Wouw Open (U10) Standard 2026-06-20 2026-06-20 Tshwane (GTP) 5 1278.1 4 2 1332.2 10.6 Details
2 Elise Steenkamp 2026 (Knight) Standard 2026-06-13 2026-06-14 Tshwane (GTP) 5 1278.1 5 3 1505.1 42.9 Details
3 2026 Prestige College Open (U10) Standard 2026-06-06 2026-06-06 Tshwane (GTP) 5 1278.1 5 5 1715.4 78.1 Details
4 Midrand Chess Club - Classical Tournament 2026 (Primary School) Standard 2026-05-30 2026-05-30 Johannesburg Metro (GJM) 5 1278.1 5 3 1388.1 20.5 Details
5 Middelburg Country Club 2026 (Rapid Rising Stars) Rapid 2026-05-09 2026-05-09 Nkangala (MNW) 6 1200 6 6 1646 78.1 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 25
Wins 19
Draws 0
Losses 6
White 10
Black 15
White wins 9
Black wins 10
Score 19
Percent 76
Dp 221
AOR 1308.9
Performance 1529.9
Game statistics (History)
Games 25
Wins 19
Draws 0
Losses 6
White 10
Black 15
White wins 9
Black wins 10
Score 19
Percent 76
Dp 221
AOR 1308.9
Performance 1529.9
Rankings (Main)
National
Overall 3123
Gender 2672
Age group 114
Gender/Age 95
Provincial
Overall 79
Gender 74
Age group 2
Gender/Age 2
Regional
Overall 12
Gender 11
Age group 1
Gender/Age 1
Rankings (Standard)
National
Overall 3939
Gender 3265
Age group 168
Gender/Age 133
Provincial
Overall 100
Gender 89
Age group 2
Gender/Age 2
Regional
Overall 14
Gender 13
Age group 1
Gender/Age 1
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 25
Score 19
Percent 76
Aor 1308.9
Dp 221
Prat 1529.9
Performance (12 months)
Games 25
Score 19
Percent 76
Aor 1308.9
Dp 221
Prat 1529.9
Performance (History)
Games 25
Score 19
Percent 76
Aor 1308.9
Dp 221
Prat 1529.9
Top 5 opponents most often played
Player not found.
Type # Opponent Games White Black First tournament Last tournament Details