PLAYER PAGE

Ontlametse Bokamoso Motsamai

1140161298
Johannesburg Metro (GJM)
Personal
Main rating
Rating 1594.1
K-factor 28
Floor 1102.3
Highest 1604.4 (2026-01-01)
Min/Max +/- allowed 93
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1597.8
Final +/- 0
New Rating
()
Rating 1594.1
K-factor 28
Floor 1102.3
Highest 1604.4 (2026-01-01)
Min/Max +/- allowed 93.2
Standard rating
Rating 1613.5
K-factor 28
Floor 1104.9
Highest 1618.8 (2026-01-01)
Min/Max +/- allowed 91.3
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1613.7
Final +/- 0
New Rating
()
Rating 1613.5
K-factor 28
Floor 1104.9
Highest 1618.8 (2026-01-01)
Min/Max +/- allowed 91.3
Rapid rating
Rating 1362
K-factor 36
Floor 862
Highest 1362 (2025-11-01)
Min/Max +/- allowed 131.6
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1362
K-factor 36
Floor 862
Highest 1362 (2025-11-01)
Min/Max +/- allowed 131.6
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
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 2026 AHS Chess Tournament (A) Standard 2026-02-28 2026-02-28 Tshwane (GTP) 5 1594.1 5 1 1440.7 -20.2 Details
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 MCA Welcome JHB 2026 (Expert) Standard 2026-02-07 2026-02-07 Johannesburg Metro (GJM) 5 1687.6 5 0 1397.4 0 Details
2 2025 Mzansi Individual Championships (U12 Open) Classical 2025-12-17 2025-12-20 Nelson Mandela Bay (ENM) 6 1494.7 6 5 1797.1 0 Details
3 2025 Mzansi Inter Provincial Team Championships (U12 Combined) Standard 2025-12-15 2025-12-17 Nelson Mandela Bay (ENM) 6 1494.7 6 4 1729.3 0 Details
4 Gauteng Inter-Region at Emerald Resort 2025 (U12 Championship) Standard 2025-12-06 2025-12-07 Sedibeng (GSV) 5 1494.7 5 5 1835.5 0 Details
5 SACSSA Nationals 2025 (U11 Boys) Rapid 2025-10-18 2025-10-18 Ekurhuleni (GE) 6 1538 6 4.5 1461.3 0 Details
6 2025 Gauteng Schools Provincial Individual Chess Championship (U11 Boys) Standard 2025-09-27 2025-09-27 Tshwane (GTP) 5 1538 5 4 1646.9 0 Details
7 Fourth Knight Riders Juniors Open Chess Tournament 2025 (B) Standard 2025-08-31 2025-08-31 Johannesburg Metro (GJM) 5 1450 5 4 1530.2 0 Details
8 G7 Regional Chess Tournament 2025 (U11) Rapid 2025-09-13 2025-09-13 Johannesburg Metro (GJM) 5 1450 4 4 1726.5 0 Details
9 JMC Closed 2025 (U12) Standard 2025-08-09 2025-08-10 Johannesburg Metro (GJM) 5 1449 5 3 1447.4 0 Details
10 JMC - Trinity Randpark Ridge 2025 (U12) Standard 2025-07-26 2025-07-26 Johannesburg Metro (GJM) 5 1433.5 5 4 1661.4 0 Details
11 MCA Winter Chill Classic 2025 (Intermediate) Standard 2025-07-19 2025-07-19 Johannesburg Metro (GJM) 5 1433.5 5 2.5 1387.4 0 Details
12 South African Open 2025 (U12 Open) Classical 2025-07-03 2025-07-05 Johannesburg Metro (GJM) 5 1433.5 5 2 1301.5 0 Details
13 JMC Helpmekaar 2025 (C) Standard 2025-06-01 2025-06-01 Johannesburg Metro (GJM) 5 1438.2 5 3 1399.5 0 Details
14 Knight Riders Juniors Open Chess Tournament 2025 (C) Standard 2025-05-25 2025-05-25 Johannesburg Metro (GJM) 5 1440 5 3 1342.2 0 Details
15 Moja Chess Extravaganza 2025 (U12) Classical 2025-04-26 2025-04-28 Johannesburg Metro (GJM) 5 1440 5 3 1510.1 0 Details
16 2025 Silver Lakes Chess Club Open Chess Tournament (U12) Standard 2025-05-03 2025-05-03 Tshwane (GTP) 5 1440 5 3 1415.9 0 Details
17 FIDE in The West 2025 (U12) Standard 2025-04-12 2025-04-12 West Rand (GWR) 5 1383.9 5 4 1438.2 0 Details
18 South African Junior Closed Chess Championships 2025 (U12 Open) Classical 2025-03-31 2025-04-05 Cape Winelands (WCW) 9 1383.9 9 4.5 1525.6 0 Details
19 MCA Summer March 2025 (Intermediate) Standard 2025-03-08 2025-03-08 Johannesburg Metro (GJM) 5 1350.4 5 3 1401.7 0 Details
20 JMC Crawford Ruimsig 2025 (U12) Standard 2025-03-01 2025-03-01 Johannesburg Metro (GJM) 5 1350.4 5 4 1526.3 0 Details
21 2025 West Rand Open (Rooks) Standard 2025-02-08 2025-02-08 West Rand (GWR) 5 1347.2 5 3 1360.1 0 Details
22 Mzansi Interprovincial Youth Chess Championships 2024 (U12 Open Combined) Classical 2024-12-16 2024-12-19 Capricorn (LCP) 7 1364.6 6 2 1209.7 0 Details
23 Gauteng Inter-Region at UJ 2024 (U12 Open) Standard 2024-12-07 2024-12-08 Johannesburg Metro (GJM) 5 1364.6 5 3 1457.3 0 Details
24 CPH Boksburg Open 2024 (C) Standard 2024-10-26 2024-10-26 Ekurhuleni (GE) 5 1355.3 5 3 1356.4 0 Details
25 Gauteng Top Schools 2024 (U11 Open) Standard 2024-10-04 2024-10-04 Ekurhuleni (GE) 5 1355.3 5 3 1409.1 0 Details
26 Knight Riders Spring Chess Tournament 2024 (D) Standard 2024-09-28 2024-09-28 Johannesburg Metro (GJM) 5 1384.8 5 3 1358.8 0 Details
27 Mzansi Spring Open 2024 (Intermediate) Standard 2024-09-07 2024-09-07 Johannesburg Metro (GJM) 5 1384.8 5 2 1231.3 0 Details
28 Gauteng Schools Individuals Finals 2024 (U11 Boys) Standard 2024-08-16 2024-08-16 Ekurhuleni (GE) 5 1384.8 5 3 1367.5 0 Details
29 JMC Closed 2024 (C) Standard 2024-08-09 2024-08-11 Johannesburg Metro (GJM) 5 1391.1 4 1 1121.2 0 Details
30 2024 West Rand Rappies Open (U12) Standard 2024-08-03 2024-08-03 West Rand (GWR) 5 1391.1 5 4 1589.6 0 Details
31 2024 Midstream College Open Chess Tournament (U12) Standard 2024-07-20 2024-07-20 Tshwane (GTP) 5 1412.6 5 3.5 1505.1 0 Details
32 JMC Trinityhouse Randpark Ridge 2024 (C) Standard 2024-07-13 2024-07-13 Johannesburg Metro (GJM) 5 1412.6 5 1.5 1179.1 0 Details
33 2024 Elise Steenkamp Open Chess Tournament (Rooks) Standard 2024-06-15 2024-06-15 Tshwane (GTP) 5 1287.4 5 3 1366.8 0 Details
34 FIDE in the West 2024 (U12) Standard 2024-06-08 2024-06-08 West Rand (GWR) 5 1287.4 5 4 1674.9 0 Details
35 2024 Johannes Mabusela's 40th Birthday Chess Tournament F Section (D) Standard 2024-06-01 2024-06-01 Tshwane (GTP) 5 1287.4 5 2.5 1209.4 0 Details
36 Chess Power House May Open 2024 (D) Standard 2024-05-25 2024-05-25 Johannesburg Metro (GJM) 5 1287.4 0 0 0 0 Details
37 2024 West Rand RHS Open (U12) Standard 2024-04-13 2024-04-13 West Rand (GWR) 5 1235.6 5 3 1431.5 0 Details
38 CPH St Andrew's Rapid 2024 (C) Rapid 2024-03-30 2024-03-30 Ekurhuleni (GE) 5 1247.2 5 4 1570.8 0 Details
39 1st Knights Open Tournament 2024 (C) Standard 2024-03-23 2024-03-23 Johannesburg Metro (GJM) 5 1247.2 4 1 1053.4 0 Details
40 JNW Open - Classic - Crawford 2024 (C) Standard 2024-03-09 2024-03-09 Johannesburg Metro (GJM) 5 1247.2 5 2 1136.7 0 Details
41 JMC Unika School Tournament 2024 (D) Standard 2024-03-02 2024-03-02 Johannesburg Metro (GJM) 5 1247.2 5 3 1281.6 0 Details
42 Chess Power House Festive Rapid 2023 (Grade 3-7) Rapid 2023-12-15 2023-12-15 Johannesburg Metro (GJM) 6 1249.9 6 2.5 1229.4 0 Details
43 Mzansi Bryanston Rapid 2023 (Junior) Rapid 2023-10-07 2023-10-07 Johannesburg Metro (GJM) 5 1249.9 0 0 0 0 Details
44 2023 Gauteng Top Schools (U9 Mixed) Standard 2023-08-18 2023-08-18 West Rand (GWR) 5 1200 5 4 1490.9 0 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 5
Wins 0
Draws 0
Losses 5
White 2
Black 3
White wins 0
Black wins 0
Score 0
Percent 0
Dp -425
AOR 1822.4
Performance 1397.4
Game statistics (History)
Games 216
Wins 127
Draws 7
Losses 82
White 108
Black 108
White wins 64
Black wins 63
Score 130.5
Percent 60.4
Dp 88.5
AOR 1346.6
Performance 1435.1
Rankings (Main)
National
Overall 1005
Gender 925
Age group 70
Gender/Age 58
Provincial
Overall 365
Gender 333
Age group 26
Gender/Age 21
Regional
Overall 137
Gender 123
Age group 13
Gender/Age 11
Rankings (Standard)
National
Overall 821
Gender 762
Age group 48
Gender/Age 43
Provincial
Overall 303
Gender 279
Age group 16
Gender/Age 14
Regional
Overall 109
Gender 98
Age group 9
Gender/Age 8
Rankings (Rapid)
National
Overall 1127
Gender 957
Age group 179
Gender/Age 141
Provincial
Overall 176
Gender 150
Age group 24
Gender/Age 18
Regional
Overall 87
Gender 79
Age group 10
Gender/Age 9
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 5
Score 0
Percent 0
Aor 1822.4
Dp -425
Prat 1397.4
Performance (12 months)
Games 101
Score 65.5
Percent 64.9
Aor 1399.9
Dp 126.2
Prat 1526.1
Performance (History)
Games 216
Score 130.5
Percent 60.4
Aor 1346.6
Dp 88.5
Prat 1435.1
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Maduna, A (Asanda) 2 1 1 Knight Riders Spring Chess Tournament 2024 (D) Knight Riders Juniors Open Chess Tournament 2025 (C) Details
Overall 2 Brits, E (Etienne) 2 0 2 CPH St Andrew's Rapid 2024 (C) JMC - Trinity Randpark Ridge 2025 (U12) Details
Overall 3 Mlambo, M (Mbulelo Ntsako) 2 1 1 2024 West Rand Rappies Open (U12) Gauteng Inter-Region at Emerald Resort 2025 (U12 Championship) Details
Overall 4 Weng, S (Sebastian) 2 1 1 JMC - Trinity Randpark Ridge 2025 (U12) JMC Closed 2025 (U12) Details
Overall 5 Naidoo, K (Kehan) 2 1 1 JMC Helpmekaar 2025 (C) JMC - Trinity Randpark Ridge 2025 (U12) Details
Standard 1 Khumalo, ME (Musawenkosi Ethan) 2 0 2 Mzansi Interprovincial Youth Chess Championships 2024 (U12 Open Combined) 2025 Gauteng Schools Provincial Individual Chess Championship (U11 Boys) Details
Standard 2 Changara, A (Alvern Takura) 2 2 0 Mzansi Interprovincial Youth Chess Championships 2024 (U12 Open Combined) South African Junior Closed Chess Championships 2025 (U12 Open) Details
Standard 3 Westoby, A (Adam) 2 2 0 MCA Summer March 2025 (Intermediate) JMC Helpmekaar 2025 (C) Details
Standard 4 Van Der Merwe, ZC (Zander Christiaan) 2 2 0 2024 Midstream College Open Chess Tournament (U12) Gauteng Top Schools 2024 (U11 Open) Details
Standard 5 Subroyen, J (Jeevesh) 2 1 1 JMC Trinityhouse Randpark Ridge 2024 (C) MCA Winter Chill Classic 2025 (Intermediate) Details
Rapid 1 Gumede, M (Mthobisi) 2 1 1 G7 Regional Chess Tournament 2025 (U11) SACSSA Nationals 2025 (U11 Boys) Details