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Iowan Mann

1130152987
Bojanala Platina (NBR)
Personal
Main rating
Rating 1814.5
K-factor 24
Floor 1314.5
Highest 1814.5 (2026-06-01)
Min/Max +/- allowed 69
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1791.9
Final +/- 0
New Rating
()
Rating 1814.5
K-factor 24
Floor 1314.5
Highest 1814.5 (2026-06-01)
Min/Max +/- allowed 69.1
Standard rating
Rating 1830.7
K-factor 24
Floor 1330.7
Highest 1830.7 (2026-06-01)
Min/Max +/- allowed 67.5
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1826.6
Final +/- 0
New Rating
()
Rating 1830.7
K-factor 24
Floor 1330.7
Highest 1830.7 (2026-06-01)
Min/Max +/- allowed 67.5
Rapid rating
Rating 1559.7
K-factor 32
Floor 1025.3
Highest 1568.6 (2023-09-01)
Min/Max +/- allowed 98.1
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1483.8
Final +/- 0
New Rating
()
Rating 1559.7
K-factor 32
Floor 1025.3
Highest 1568.6 (2023-09-01)
Min/Max +/- allowed 98.1
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 Ekurhuleni 1st Trial 2026 (A+B) Standard 2026-04-11 2026-04-11 Ekurhuleni (GE) 5 1781.5 5 3 1721 -8.9 Details
2 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
3 2026 Milos Ristic Teams Open (Junior) Standard 2026-05-02 2026-05-02 Tshwane (GTP) 5 1781.5 5 5 1973.8 27 Details
4 Benoni Laerskole Cluster 2026 (U13 Boys) Rapid 2026-04-25 2026-04-25 Ekurhuleni (GE) 5 1780.5 5 5 1682.2 1 Details
5 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
6 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
7 EG Janesn Open 2026 (U15) Standard 2026-02-07 2026-02-07 Ekurhuleni (GE) 5 1772.9 5 4 1715.6 -3.8 Details
8 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
9 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
10 2025 African Youth Chess Championship Classical 2025-12-07 2025-12-13 Zimbabwe (ZIM) 9 1687.9 9 6.5 1944.5 55 Details
11 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
12 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
13 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
14 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
15 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
16 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
17 2025 Alekhine Open (B) Standard 2025-09-06 2025-09-07 Tshwane (GTP) 5 1637.8 5 3 1624.3 -0.6 Details
18 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
19 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
20 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
21 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
22 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
23 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
24 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
25 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
26 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
27 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
28 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
29 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
30 2025 Chris Greyling Open Chess Tournament (A) Standard 2025-03-15 2025-03-15 Tshwane (GTP) 5 1685 5 2 1596 -9.5 Details
31 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
32 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
33 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
34 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
35 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
36 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
37 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
38 CPH Boksburg Open 2024 (A) Standard 2024-10-25 2024-10-26 Ekurhuleni (GE) 5 1647.4 4 1 1536.9 -9.8 Details
39 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
40 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
41 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
42 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
43 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
44 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
45 Ekurhuleni North Schools Finals - Teams 2024 (U11 Open) Standard 2024-08-03 2024-08-03 Ekurhuleni (GE) 5 1656.7 5 5 1680.4 6 Details
46 Gauteng Schools Individuals Finals 2024 (U11 Boys) Standard 2024-08-16 2024-08-16 Ekurhuleni (GE) 5 1656.7 5 5 1799.6 14.1 Details
47 Bojanala's FIDE In The Sparkling Waters 2024 (Junior Champs) Classical 2024-08-17 2024-08-17 Bojanala Platina (NBR) 5 1616.7 5 5 1847.9 26.6 Details
48 2024 Alekhine Open Chess Tournament (A) Standard 2024-08-09 2024-08-10 Tshwane (GTP) 5 1616.7 5 2.5 1600.7 -0.9 Details
49 Eureka Open 27 July 2024 (B) Standard 2024-07-27 2024-07-27 Sedibeng (GSV) 5 1664.3 5 3 1614.8 -5.3 Details
50 Chess Power House July Open 2024 (A) Standard 2024-07-20 2024-07-20 Johannesburg Metro (GJM) 5 1664.3 5 2.5 1573.5 -8.1 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 45
Wins 32
Draws 3
Losses 10
White 25
Black 20
White wins 19
Black wins 13
Score 33.5
Percent 74.4
Dp 207.8
AOR 1588.3
Performance 1796.1
Game statistics (History)
Games 445
Wins 282
Draws 45
Losses 118
White 220
Black 225
White wins 143
Black wins 139
Score 304.5
Percent 68.4
Dp 156.6
AOR 1469.1
Performance 1625.7
Rankings (Main)
National
Overall 235
Gender 223
Age group 5
Gender/Age 5
Provincial
Overall 23
Gender 22
Age group 2
Gender/Age 2
Regional
Overall 22
Gender 21
Age group 2
Gender/Age 2
Rankings (Standard)
National
Overall 202
Gender 194
Age group 5
Gender/Age 5
Provincial
Overall 22
Gender 21
Age group 2
Gender/Age 2
Regional
Overall 21
Gender 20
Age group 2
Gender/Age 2
Rankings (Rapid)
National
Overall 231
Gender 222
Age group 18
Gender/Age 16
Provincial
Overall 10
Gender 10
Age group 2
Gender/Age 2
Regional
Overall 10
Gender 10
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 45
Score 33.5
Percent 74.4
Aor 1588.3
Dp 207.8
Prat 1796.1
Performance (12 months)
Games 126
Score 87.5
Percent 69.4
Aor 1553.9
Dp 165.3
Prat 1719.2
Performance (History)
Games 445
Score 304.5
Percent 68.4
Aor 1469.1
Dp 156.6
Prat 1625.7
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Van Loggerenberg, E (Elandre) 6 2 4 Benoni Primary School Cluster Individuals 2024 (U11 Boys) Benoni Primary School Cluster Teams 2025 (U13A) 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 Motau, N (Neelo) 4 2 2 Bojanala Closed Chess Championships Stage 1 2024 (U12) South African Junior Closed Chess Championships 2025 (U12 Open) Details
Overall 5 Pretorius, S (Sarel) 4 2 2 Bojanala Closed Chess Championships Finals 2024 (U12) Bojanala's FIDE On The Orion Express 2025 (Knights) 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 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 3 Dikane, O (Oageng) 4 3 1 Bojanala's Circuit Championships 4 of 4 204 (U18+U20) 2026 JMC Kick off Tournament (A) Details
Standard 4 Pretorius, S (Sarel) 4 2 2 Bojanala Closed Chess Championships Finals 2024 (U12) Bojanala's FIDE On The Orion Express 2025 (Knights) Details
Standard 5 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
Rapid 1 Van Loggerenberg, E (Elandre) 2 1 1 Benoni Primary School Cluster Individuals 2024 (U11 Boys) Benoni Primary School Cluster Teams 2025 (U13A) Details
Rapid 2 Du Plessis, D (Danie) 2 0 2 Benoni Primary School Cluster Teams 2025 (U13A) Benoni Laerskole Cluster 2026 (U13 Boys) Details