PLAYER PAGE

Greatman Njoku

103084778
Johannesburg Metro (GJM)
Personal
Main rating
Rating 1726.8
K-factor 28
Floor 1239.2
Highest 1758.1 (2023-07-01)
Min/Max +/- allowed 75
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1574.4
Final +/- 0
New Rating
()
Rating 1726.8
K-factor 28
Floor 1239.2
Highest 1758.1 (2023-07-01)
Min/Max +/- allowed 74.9
Standard rating
Rating 1712.5
K-factor 28
Floor 1238.5
Highest 1757.4 (2023-07-01)
Min/Max +/- allowed 74.9
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1493
Final +/- 0
New Rating
()
Rating 1712.5
K-factor 28
Floor 1238.5
Highest 1757.4 (2023-07-01)
Min/Max +/- allowed 74.9
Rapid rating
Rating 1462.2
K-factor 32
Floor 962.2
Highest 1462.2 (2026-01-01)
Min/Max +/- allowed 114.1
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1353.4
Final +/- 0
New Rating
()
Rating 1462.2
K-factor 32
Floor 962.2
Highest 1462.2 (2026-01-01)
Min/Max +/- allowed 114.1
Blitz rating
Rating 1071.7
K-factor 40
Floor 571.7
Highest 1435.8 (2022-08-01)
Min/Max +/- allowed 118.5
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1071.7
K-factor 40
Floor 571.7
Highest 1435.8 (2022-08-01)
Min/Max +/- allowed 118.5
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 USSA Chess Championships 2025 (Open) Classical 2025-12-01 2025-12-05 Johannesburg Metro (GJM) 9 1682.6 9 7 1802 0 Details
2 Chess Power House Dec Rapid 2025 (A) Rapid 2025-12-16 2025-12-16 Johannesburg Metro (GJM) 5 1682.6 5 3.5 1726.2 0 Details
3 USSA Chess Championships 2024 (Open) Classical 2024-11-29 2024-12-03 Tshwane (GTP) 9 1687 9 5.5 1637.8 0 Details
4 Morris Club Championship 2024 Standard 2024-07-26 2024-07-27 Mangaung (FMB) 5 1686.5 5 3.5 1655.4 0 Details
5 JMC NG Weltevreden Church 2024 Rapid 2024-06-29 2024-06-29 Johannesburg Metro (GJM) 7 1666.4 7 5.5 1889.6 0 Details
6 2023 USSA Championships (Open) Classical 2023-12-04 2023-12-08 Ethekwini (KED) 9 1739.2 9 5 1490.9 0 Details
7 JMC Trinity Little Falls 2023 (A) Standard 2023-07-02 2023-07-02 Johannesburg Metro (GJM) 5 1653.9 4 1.5 1913.1 0 Details
8 JNW Open - Trinityhouse Little Falls 2023 (A) Standard 2023-06-24 2023-06-24 Johannesburg Metro (GJM) 5 1619.3 5 3 1776.5 0 Details
9 9th Piet van Zyl Chess Festival 2023 (A) Standard 2023-05-26 2023-05-27 Mangaung (FMB) 5 1610.1 5 3.5 1662 0 Details
10 Heidelberg Open 2023 (A) Standard 2023-02-04 2023-02-04 Sedibeng (GSV) 5 1571.5 5 3.5 1831 0 Details
11 Chess Power House Feb RR 2023 (D) Standard 2023-02-18 2023-02-19 Johannesburg Metro (GJM) 5 1571.5 5 3 1596.7 0 Details
12 Ussa Chess Championships 2022 (Open) Classical 2022-12-05 2022-12-09 Frances Baard (NCF) 9 1628.9 9 5 1427.3 0 Details
13 CPH Chess Clubs Challenge 2022 (B) Rapid 2022-11-12 2022-11-12 Johannesburg Metro (GJM) 6 1631.3 4 3 1590.3 0 Details
14 ACB Tournament 2022 (B) Standard 2022-10-08 2022-10-08 Ekurhuleni (GE) 5 1635.5 5 4.5 1524.8 0 Details
15 Balans Blitz Chess 2022 (A) Blitz 2022-08-13 2022-08-13 Mangaung (FMB) 7 1635.3 7 5 1644.1 0 Details
16 JNW Helpmekaar 2022 (Masters) Standard 2022-07-09 2022-07-09 Johannesburg Metro (GJM) 5 1642.3 5 3 1784.6 0 Details
17 8th Piet Van Zyl Chess Festival 2022 (A) Standard 2022-07-22 2022-07-23 Mangaung (FMB) 5 1642.3 5 2.5 1489.4 0 Details
18 JMC Bryanston 2021 (A) Standard 2021-11-06 2021-11-06 Johannesburg Metro (GJM) 5 1602.1 5 3 1756.9 0 Details
19 Pinnacle College Waterfall Open (Premier) Standard 2021-10-02 2021-10-03 Johannesburg Metro (GJM) 6 1554.6 6 3 1737.3 0 Details
20 JMC Everest 2021 (A) Standard 2021-10-30 2021-10-30 Johannesburg Metro (GJM) 5 1554.6 4 2 1648.3 0 Details
21 JMC Helpmekaar 2021 (Open) Rapid 2021-09-06 2021-09-06 Johannesburg Metro (GJM) 5 1551.3 4 2 1586.2 0 Details
22 Ekurhuleni Chess Chessa Open 2021 (B) Standard 2021-03-27 2021-03-27 Ekurhuleni (GE) 5 1527.9 5 4.5 1669.1 0 Details
23 2019 South African Junior Team Championships (U18A) Classical 2020-01-04 2020-01-08 4 Knights (4K) 7 1529.2 7 4.5 1526.5 0 Details
24 Chess Power House End of Year Rapid 2019 (A) Rapid 2019-12-16 2019-12-16 Johannesburg Metro (GJM) 7 1509.7 7 4 1694.8 0 Details
25 GJM vs GE Inter Region 2019 (U18A) Standard 2019-10-05 2019-10-05 Johannesburg Metro (GJM) 5 1550.3 5 1 1284.5 0 Details
26 The King`s Cup League - Stage 2 2019 (A) Standard 2019-09-07 2019-09-07 Johannesburg Metro (GJM) 5 1447.1 4 1 1620.4 0 Details
27 Ekurhuleni Grand Prix 2019 (B) Standard 2019-09-14 2019-09-14 Ekurhuleni (GE) 5 1447.1 5 4.5 1695.2 0 Details
28 2019 Gauteng School League Finals (U19 Open) Standard 2019-08-24 2019-08-24 Tshwane (GTP) 5 1461.2 4 2 1343.6 0 Details
29 JCC Swiss 2019 Standard 2019-06-11 2019-08-13 Johannesburg Metro (GJM) 5 1461.2 4 3 1485 0 Details
30 JNW Club - Helpmekaar Kollege Open 2019 (B) Standard 2019-07-06 2019-07-06 Johannesburg Metro (GJM) 5 1363.8 5 3.5 1543.8 0 Details
31 JHB Metro Closed 2019 (Open) Standard 2019-07-27 2019-07-28 Johannesburg Metro (GJM) 6 1363.8 6 4 1535 0 Details
32 South African Schools Individuals Chess Championships 2019 (U17+U19 Open) Standard 2019-06-18 2019-06-21 Frances Baard (NCF) 7 1348.6 6 2 1291.9 0 Details
33 South African Open Chess Championships 2019 (B) Classical 2019-06-15 2019-06-22 Frances Baard (NCF) 9 1348.6 9 5.5 1436.1 0 Details
34 2019 Gauteng Secondary Schools Individual Chess Championships (U18 Boys) Standard 2019-05-25 2019-05-25 Tshwane (GTP) 5 1350.1 5 2.5 1368.1 0 Details
35 Gauteng D9 Finals 2019 (U18 Boys) Rapid 2019-05-18 2019-05-18 Johannesburg Metro (GJM) 5 1350.1 5 4 1167.5 0 Details
36 2019 South African Junior Closed Chess Championship (U16 Open) Classical 2019-03-17 2019-03-22 Chess South Africa (CSA) 9 1371.2 9 3 1304.4 0 Details
37 2018 Wild Card Chess Championships (U16 Open) Classical 2018-12-21 2018-12-24 4 Knights (4K) 7 1426.6 7 4.5 1348 0 Details
38 South African Junior Team Championships 2018 (U16B) Classical 2018-12-16 2018-12-20 4 Knights (4K) 7 1426.6 7 3 1290.2 0 Details
39 Inter Region GE vs JHB Metro 2018 (U16B) Standard 2018-10-06 2018-10-06 Ekurhuleni (GE) 5 1408.8 5 3.5 1516.3 0 Details
40 JNW Club - Helpmekaar Open 2018 (B) Standard 2018-09-15 2018-09-15 Johannesburg Metro (GJM) 5 1428.2 5 3 1290.8 0 Details
41 Outpost 2nd Open 2018 (B) Standard 2018-08-25 2018-08-25 Johannesburg Metro (GJM) 5 1325.3 5 4.5 1639 0 Details
42 JNW Club - Muldersdrif Open 2018 (B) Standard 2018-08-18 2018-08-18 Johannesburg Metro (GJM) 5 1325.3 5 2.5 1287.4 0 Details
43 2018 Mandela 67 Open (B) Standard 2018-07-21 2018-07-22 Ethekwini (KED) 6 1173 0 0 0 0 Details
44 Knights Bree Junior Open 2018 (U16-U20) Standard 2018-07-21 2018-07-21 Johannesburg Metro (GJM) 5 1173 5 3 1502.4 0 Details
45 JHB Metro Junior Closed 2018 (U16) Standard 2018-07-28 2018-07-29 Johannesburg Metro (GJM) 6 1173 6 4 1346.3 0 Details
46 Knight Riders Youth Day Open 2018 (U12-U16) Standard 2018-06-16 2018-06-16 Johannesburg Metro (GJM) 5 1070 5 3 1200.5 0 Details
47 GoForChess Grayston Junior Chess Championship 2018 (U14+U16) Standard 2018-06-10 2018-06-10 Johannesburg Metro (GJM) 5 1070 5 3 1221.8 0 Details
48 Primrose Chess Club Open 2018 (C) Standard 2018-06-02 2018-06-02 Ekurhuleni (GE) 5 1070 5 4 1248.5 0 Details
49 2018 Gauteng Secondary Schools Individual Chess Championships (U15 Boys) Standard 2018-05-26 2018-05-26 Tshwane (GTP) 5 1013.8 5 3 1093 0 Details
50 The Outpost Chess Club Open 2018 (B) Standard 2018-03-16 2018-03-17 Johannesburg Metro (GJM) 6 1034.6 5 2 938.4 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 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 (History)
Games 297
Wins 160
Draws 41
Losses 96
White 149
Black 148
White wins 85
Black wins 75
Score 180.5
Percent 60.8
Dp 91.6
AOR 1398.2
Performance 1489.7
Rankings (Main)
National
Overall 402
Gender 380
Age group 247
Gender/Age 235
Provincial
Overall 153
Gender 144
Age group 94
Gender/Age 90
Regional
Overall 59
Gender 55
Age group 37
Gender/Age 35
Rankings (Standard)
National
Overall 432
Gender 408
Age group 252
Gender/Age 241
Provincial
Overall 172
Gender 164
Age group 100
Gender/Age 97
Regional
Overall 60
Gender 57
Age group 33
Gender/Age 32
Rankings (Rapid)
National
Overall 451
Gender 411
Age group 154
Gender/Age 150
Provincial
Overall 78
Gender 72
Age group 36
Gender/Age 36
Regional
Overall 48
Gender 45
Age group 23
Gender/Age 23
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 0
Score 0
Percent 0
Aor 0
Dp 0
Prat 0
Performance (12 months)
Games 14
Score 10.5
Percent 75
Aor 1562.4
Dp 212.5
Prat 1774.9
Performance (History)
Games 297
Score 180.5
Percent 60.8
Aor 1398.2
Dp 91.6
Prat 1489.7
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Steyn, R (Roan) 4 0 4 Inter Region GE vs JHB Metro 2018 (U16B) GJM vs GE Inter Region 2019 (U18A) Details
Overall 2 Schroeder, D (Daniel) 4 3 1 Inter Region GE vs JHB Metro 2018 (U16B) JMC Everest 2021 (A) Details
Overall 3 Levitan, C (Caleb) 3 1 2 GoForChess Grayston Junior Chess Championship 2018 (U14+U16) JMC Bryanston 2021 (A) Details
Overall 4 Mlahleki, V (Vusimuzi) 3 2 1 Pinnacle College Waterfall Open (Premier) JMC Trinity Little Falls 2023 (A) Details
Overall 5 Booi, N (Nande) 3 1 2 Inter Region GE vs JHB Metro 2018 (U16B) Chess Power House End of Year Rapid 2019 (A) Details
Standard 1 Steyn, R (Roan) 4 0 4 Inter Region GE vs JHB Metro 2018 (U16B) GJM vs GE Inter Region 2019 (U18A) Details
Standard 2 Schroeder, D (Daniel) 4 3 1 Inter Region GE vs JHB Metro 2018 (U16B) JMC Everest 2021 (A) Details
Standard 3 Vorster, T (Tyrone) 3 1 2 Inter Region GE vs JHB Metro 2018 (U16B) Pinnacle College Waterfall Open (Premier) Details
Standard 4 Tokoyi, R (Romeo) 3 3 0 9th Piet van Zyl Chess Festival 2023 (A) USSA Chess Championships 2025 (Open) Details
Standard 5 Mlahleki, V (Vusimuzi) 3 2 1 Pinnacle College Waterfall Open (Premier) JMC Trinity Little Falls 2023 (A) Details