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

PLAYER PAGE

Iowan Mann

1130152987
Bojanala Platina (NBR)
Personal
Main rating
Rating 1837
K-factor 24
Floor 1337
Highest 1837 (2026-09-01)
Min/Max +/- allowed 67
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1757.4
Final +/- 0
New Rating
()
Rating 1837
K-factor 24
Floor 1337
Highest 1837 (2026-09-01)
Min/Max +/- allowed 66.9
Standard rating
Rating 1844
K-factor 24
Floor 1345.6
Highest 1845.6 (2026-08-01)
Min/Max +/- allowed 66.1
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1771.2
Final +/- 0
New Rating
()
Rating 1844
K-factor 24
Floor 1345.6
Highest 1845.6 (2026-08-01)
Min/Max +/- allowed 66.1
Rapid rating
Rating 1656.4
K-factor 28
Floor 1156.4
Highest 1656.4 (2026-09-01)
Min/Max +/- allowed 86.5
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1651.2
Final +/- 0
New Rating
()
Rating 1656.4
K-factor 28
Floor 1156.4
Highest 1656.4 (2026-09-01)
Min/Max +/- allowed 86.5
Blitz rating
Rating 1200
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
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 (2018-10-01)
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 EN Teams 2026 (U13) Rapid 2026-08-15 2026-08-15 Ekurhuleni (GE) 5 1837 5 4.5 1814.6 7.9 Details
2 Ekurhuleni 3rd Standard Tournament 2026 (A) Standard 2026-08-08 2026-08-08 Ekurhuleni (GE) 5 1837 5 2 1683.1 -1.3 Details
3 Eureka Open 01 August 2026 (A) Standard 2026-08-01 2026-08-01 Sedibeng (GSV) 5 1837 5 4 1853.1 2.4 Details
4 Knights Watch Winter Classic 2026 (B) Standard 2026-07-04 2026-07-05 Johannesburg Metro (GJM) 5 1789.4 5 5 2076.1 38.6 Details
5 Ekurhuleni Open 2026 (A) Standard 2026-05-23 2026-05-23 Ekurhuleni (GE) 5 1814.5 4 0 1564.6 -23.6 Details
6 Benoni Cluster Laerskole Teams Mix 2026 (U13) Rapid 2026-06-13 2026-06-13 Ekurhuleni (GE) 5 1814.5 5 4.5 1711.9 -1.5 Details
7 Ekurhuleni 1st Trial 2026 (A+B) Standard 2026-04-11 2026-04-11 Ekurhuleni (GE) 5 1781.5 5 3 1721 -8.9 Details
8 Ekurhuleni North District Individuals 2026 (U13 Boys) Standard 2026-05-09 2026-05-09 Ekurhuleni (GE) 5 1781.5 5 5 1841.1 14.9 Details
9 2026 Milos Ristic Teams Open (Junior) Standard 2026-05-02 2026-05-02 Tshwane (GTP) 5 1781.5 5 5 1973.8 27 Details
10 Benoni Laerskole Cluster 2026 (U13 Boys) Rapid 2026-04-25 2026-04-25 Ekurhuleni (GE) 5 1780.5 5 5 1682.2 1 Details
11 Bojanala's Battle Of Mount Cambridge 2026 (Prestige) Standard 2026-03-21 2026-03-21 Bojanala Platina (NBR) 5 1766.3 5 3 1857.6 11.5 Details
12 Bojanala Closed Chess Championships 2026 (U14) Classical 2026-02-13 2026-02-15 Bojanala Platina (NBR) 5 1772.9 5 3.5 1802.1 2.8 Details
13 EG Janesn Open 2026 (U15) Standard 2026-02-07 2026-02-07 Ekurhuleni (GE) 5 1772.9 5 4 1715.6 -3.8 Details
14 2026 JMC Kick off Tournament (A) Standard 2026-02-01 2026-02-01 Johannesburg Metro (GJM) 5 1772.9 5 2 1767.5 -3.5 Details
15 Bojanala Wildcard Chess Championships 2026 (Open) Standard 2026-01-24 2026-01-24 Bojanala Platina (NBR) 5 1764.9 5 3 1804 2.4 Details
16 2025 African Youth Chess Championship Classical 2025-12-07 2025-12-13 Zimbabwe (ZIM) 9 1687.9 9 6.5 1944.5 55 Details
17 Bojanala's Circuit Championships 4 of 4 2025 (Open) Standard 2025-11-01 2025-11-01 Bojanala Platina (NBR) 5 1727.2 3 2 1699.3 -0.8 Details
18 Chess Power House October Open 2025 (A) Standard 2025-10-25 2025-10-25 Ekurhuleni (GE) 5 1727.2 4 1 1565.9 -12.6 Details
19 Bojanala's Battle Of Mount Cambridge 2025 (Rooks) Standard 2025-10-11 2025-10-11 Bojanala Platina (NBR) 5 1637.6 5 4 1796.1 14.9 Details
20 2025 Gauteng Schools Provincial Individual Chess Championship (U13 Boys) Standard 2025-09-27 2025-09-27 Tshwane (GTP) 5 1637.6 5 5 1896.6 26.2 Details
21 Bojanala's FIDE On The Orion Express 2025 (Knights) Classical 2025-10-04 2025-10-05 Bojanala Platina (NBR) 7 1637.6 7 5.5 1707 12.6 Details
22 Tshwane Chess Club Clash 2025 (Open) Standard 2025-09-13 2025-09-13 Tshwane (GTP) 5 1637.8 5 2.5 1590 -3.8 Details
23 2025 Alekhine Open (B) Standard 2025-09-06 2025-09-07 Tshwane (GTP) 5 1637.8 5 3 1624.3 -0.6 Details
24 Chess Power House Aug Open 2025 (A) Standard 2025-08-16 2025-08-16 Ekurhuleni (GE) 5 1657.3 5 1 1429.6 -21.6 Details
25 Benoni Primary School Cluster Teams 2025 (U13A) Rapid 2025-08-02 2025-08-02 Ekurhuleni (GE) 7 1657.3 7 7 1724.6 7.6 Details
26 Eureka Chess Open 26 July 2025 (A) Standard 2025-07-26 2025-07-26 Sedibeng (GSV) 5 1636.4 5 3 1832.5 17.9 Details
27 2025 Wynie Robbertse Chess Tournament (B) Standard 2025-07-19 2025-07-19 Tshwane (GTP) 5 1636.4 5 3.5 1689.7 6 Details
28 South African Open 2025 (B) Classical 2025-06-28 2025-07-05 Johannesburg Metro (GJM) 11 1636.4 11 5 1341.8 -74.8 Details
29 Ekurhuleni North School District Finals 2025 (U13 Boys) Standard 2025-06-14 2025-06-14 Ekurhuleni (GE) 5 1627.1 5 5 1770.5 14.9 Details
30 Bojanala's Pre-Exam 2025 (Queens) Standard 2025-05-31 2025-05-31 Bojanala Platina (NBR) 5 1627.1 5 2 1548.9 -8.3 Details
31 Moja Chess Extravaganza 2025 (B) Classical 2025-04-26 2025-05-01 Johannesburg Metro (GJM) 9 1662.4 8 2.5 1555.7 -20.2 Details
32 JMC Crawford Sandton 2025 (A) Standard 2025-05-10 2025-05-10 Johannesburg Metro (GJM) 5 1662.4 5 1.5 1619.2 -5 Details
33 Chess Molecules Open Tournament 2025 (A) Rapid 2025-04-19 2025-04-19 Johannesburg Metro (GJM) 5 1666.4 5 3 1376.1 -19.3 Details
34 Benoni Primary School Cluster 12 April 2025 (U13 Open) Standard 2025-04-12 2025-04-12 Ekurhuleni (GE) 5 1666.4 5 5 1642.2 1.7 Details
35 South African Junior Closed Chess Championships 2025 (U12 Open) Classical 2025-03-31 2025-04-05 Cape Winelands (WCW) 9 1666.4 9 6 1739.8 14.8 Details
36 2025 Chris Greyling Open Chess Tournament (A) Standard 2025-03-15 2025-03-15 Tshwane (GTP) 5 1685 5 2 1596 -9.5 Details
37 Bojanala Circuit Championships 1 of 4 2025 Standard 2025-03-01 2025-03-01 Bojanala Platina (NBR) 5 1685 5 3.5 1635.7 -4 Details
38 Knight Riders Open Chess Tournament 2025 (A) Standard 2025-02-22 2025-02-22 Johannesburg Metro (GJM) 5 1642.6 5 2.5 1817 9.1 Details
39 Laer Volkskool Open 15 Feb 2025 (A+B) Standard 2025-02-15 2025-02-15 Sedibeng (GSV) 5 1642.6 5 3.5 1644.2 -0.3 Details
40 Bojanala Closed Chess Championships 2025 (U12) Classical 2025-01-31 2025-02-02 Bojanala Platina (NBR) 5 1642.6 5 4 1699.9 6.2 Details
41 Bojanala Wildcard 2025 (Queens) Standard 2025-01-25 2025-01-25 Bojanala Platina (NBR) 5 1652.5 5 2.5 1567.8 -7.1 Details
42 Bojanala's Merry Chess-Mas 2024 (Queens) Standard 2024-12-07 2024-12-07 Bojanala Platina (NBR) 5 1665.7 5 2 1561.7 -9.5 Details
43 Queens Gambit Chess Open 2024 (A) Standard 2024-11-23 2024-11-23 Sedibeng (GSV) 5 1655.9 5 3.5 1733.6 7 Details
44 CPH Boksburg Open 2024 (A) Standard 2024-10-25 2024-10-26 Ekurhuleni (GE) 5 1647.4 4 1 1536.9 -9.8 Details
45 Laerskool Doringkloof Primary Open Chess Tournament 2024 (A) Standard 2024-10-19 2024-10-19 Tshwane (GTP) 5 1647.4 5 2 1657.1 -2 Details
46 Bojanala's Circuit Championships 4 of 4 204 (U18+U20) Standard 2024-10-12 2024-10-12 Bojanala Platina (NBR) 5 1647.4 5 4 1697.9 5.6 Details
47 2024 Gauteng North Open Chess Tournament (A) Standard 2024-10-05 2024-10-06 Tshwane (GTP) 5 1647.4 5 3 1763.4 12.2 Details
48 Bojanala Circuit Championships 3 of 4 2024 (U16) Standard 2024-09-14 2024-09-14 Bojanala Platina (NBR) 5 1656.7 5 3.5 1570.3 -4 Details
49 2024 Curro Hazeldean High Open Chess Tournament (A) Standard 2024-09-07 2024-09-07 Tshwane (GTP) 5 1656.7 5 1.5 1415.3 -24.1 Details
50 JCC Khelo India 1st Annual Chess Tournament 2024 (C) Standard 2024-08-31 2024-08-31 Johannesburg Metro (GJM) 5 1656.7 5 4.5 1648.7 1.3 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 74
Wins 51
Draws 5
Losses 18
White 40
Black 34
White wins 30
Black wins 21
Score 53.5
Percent 72.3
Dp 189.5
AOR 1604.7
Performance 1794.3
Game statistics (History)
Games 474
Wins 301
Draws 47
Losses 126
White 235
Black 239
White wins 154
Black wins 147
Score 324.5
Percent 68.5
Dp 156.9
AOR 1479
Performance 1635.9
Rankings (Main)
National
Overall 210
Gender 199
Age group 5
Gender/Age 5
Provincial
Overall 20
Gender 19
Age group 2
Gender/Age 2
Regional
Overall 19
Gender 18
Age group 2
Gender/Age 2
Rankings (Standard)
National
Overall 191
Gender 181
Age group 5
Gender/Age 5
Provincial
Overall 19
Gender 18
Age group 2
Gender/Age 2
Regional
Overall 19
Gender 18
Age group 2
Gender/Age 2
Rankings (Rapid)
National
Overall 119
Gender 117
Age group 6
Gender/Age 6
Provincial
Overall 4
Gender 4
Age group 2
Gender/Age 2
Regional
Overall 4
Gender 4
Age group 2
Gender/Age 2
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 74
Score 53.5
Percent 72.3
Aor 1604.7
Dp 189.5
Prat 1794.3
Performance (12 months)
Games 107
Score 77.5
Percent 72.4
Aor 1604.2
Dp 190.7
Prat 1794.9
Performance (History)
Games 474
Score 324.5
Percent 68.5
Aor 1479
Dp 156.9
Prat 1635.9
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Van Loggerenberg, E (Elandre) 8 2 6 Benoni Primary School Cluster Individuals 2024 (U11 Boys) EN Teams 2026 (U13) Details
Overall 2 Changara, A (Alvis Tafadzwa) 5 3 2 Bojanala's Battle Of Mount Cambridge 2023 (Rooks) Bojanala Closed Chess Championships 2026 (U14) Details
Overall 3 Dikane, O (Oageng) 4 3 1 Bojanala's Circuit Championships 4 of 4 204 (U18+U20) 2026 JMC Kick off Tournament (A) Details
Overall 4 Pretorius, S (Sarel) 4 2 2 Bojanala Closed Chess Championships Finals 2024 (U12) Bojanala's FIDE On The Orion Express 2025 (Knights) Details
Overall 5 Motau, N (Neelo) 4 2 2 Bojanala Closed Chess Championships Stage 1 2024 (U12) South African Junior Closed Chess Championships 2025 (U12 Open) Details
Standard 1 Changara, A (Alvis Tafadzwa) 5 3 2 Bojanala's Battle Of Mount Cambridge 2023 (Rooks) Bojanala Closed Chess Championships 2026 (U14) Details
Standard 2 Dikane, O (Oageng) 4 3 1 Bojanala's Circuit Championships 4 of 4 204 (U18+U20) 2026 JMC Kick off Tournament (A) Details
Standard 3 Pretorius, S (Sarel) 4 2 2 Bojanala Closed Chess Championships Finals 2024 (U12) Bojanala's FIDE On The Orion Express 2025 (Knights) Details
Standard 4 Van Loggerenberg, E (Elandre) 4 1 3 Ekurhuleni North Primary Schools District Individual Finals 2024 (U11 Boys) Ekurhuleni North School District Finals 2025 (U13 Boys) Details
Standard 5 Motau, N (Neelo) 4 2 2 Bojanala Closed Chess Championships Stage 1 2024 (U12) South African Junior Closed Chess Championships 2025 (U12 Open) Details
Rapid 1 Van Loggerenberg, E (Elandre) 4 1 3 Benoni Primary School Cluster Individuals 2024 (U11 Boys) EN Teams 2026 (U13) Details
Rapid 2 Du Plessis, D (Danie) 3 1 2 Benoni Primary School Cluster Teams 2025 (U13A) Benoni Cluster Laerskole Teams Mix 2026 (U13) Details
Rapid 3 Mayanga, D (David) 2 1 1 Benoni Laerskole Cluster 2026 (U13 Boys) Benoni Cluster Laerskole Teams Mix 2026 (U13) Details