Player Page

Njoku, G (Greatman)
Dob: 2003/10/10 (Adult)
Gender: Male
Chess SA id: 103084778
FIDE id:
Region: Johannesburg Metro (GJM)
Citizen: RSA
Title(s): CPA
Last active: 2024/07/27 (120 days ago)
Ratings
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1687.0
Current Weighted rating1680.2
Current Weighted performance1553.6
Current official/published rating (highest between Raw, WR and WP)1687.0
Current highest rating achieved1739.2
Current floor (min rating allowed)1239.2
Current K-factor28
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±82.9
Current Raw change used (final)0.0
Projected new Raw rating1687.0
Projected new Weighed rating1546.8
Projected new Weighted performance1553.6
Projected new final Raw rating (if new WP > new Raw)1687.0
Projected new highest rating1739.2
Projected new floor1239.2
Projected new K-facor28
Projected new official/published rating (highest between new Raw, new WR and new WP)1687.0
Projected effective change (new Official - current Official)=0.0
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1658.4
Current Weighted rating1672.0
Current Weighted performance1479.3
Current official/published rating (highest between Raw, WR and WP)1672.0
Current highest rating achieved1738.5
Current floor (min rating allowed)1238.5
Current K-factor28
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±86.3
Current Raw change used (final)0.0
Projected new Raw rating1658.4
Projected new Weighed rating1539.0
Projected new Weighted performance1479.3
Projected new final Raw rating (if new WP > new Raw)1658.4
Projected new highest rating1738.5
Projected new floor1238.5
Projected new K-facor28
Projected new official/published rating (highest between new Raw, new WR and new WP)1658.4
Projected effective change (new Official - current Official)-13.6
s
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1449.7
Current Weighted rating1316.0
Current Weighted performance1214.0
Current official/published rating (highest between Raw, WR and WP)1449.7
Current highest rating achieved1449.7
Current floor (min rating allowed)949.7
Current K-factor32
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±116.2
Current Raw change used (final)0.0
Projected new Raw rating1449.7
Projected new Weighed rating1216.2
Projected new Weighted performance1214.0
Projected new final Raw rating (if new WP > new Raw)1449.7
Projected new highest rating1449.7
Projected new floor949.7
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1449.7
Projected effective change (new Official - current Official)=0.0
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1071.7
Current Weighted rating1034.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1071.7
Current highest rating achieved1071.7
Current floor (min rating allowed)571.7
Current K-factor40
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±199.1
Current Raw change used (final)0.0
Projected new Raw rating1071.7
Projected new Weighed rating954.4
Projected new Weighted performance391.5
Projected new final Raw rating (if new WP > new Raw)1071.7
Projected new highest rating1071.7
Projected new floor571.7
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1071.7
Projected effective change (new Official - current Official)=0.0
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
2 Morris Club Championship 2024 2024/07/26 2024/07/27 Mangaung (FMB) Standard 62 0.84 5 5 3.5 1686.5 1664.0 Analysis
1 JMC NG Weltevreden Church 2024 2024/06/29 2024/06/29 Johannesburg Metro (GJM) Rapid 15 0.39 7 7 5.5 1666.4 1361.5 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
50 Morris Club Championship 2024 2024/07/26 2024/07/27 Mangaung (FMB) Standard 62 0.84 5 5 3.5 1686.5 1664.0 Analysis
49 JMC NG Weltevreden Church 2024 2024/06/29 2024/06/29 Johannesburg Metro (GJM) Rapid 15 0.39 7 7 5.5 1666.4 1361.5 Analysis
48 2023 USSA Championships (Open) 2023/12/04 2023/12/08 Ethekwini (KED) Standard 120 1.00 9 9 5.0 1739.2 1738.5 Analysis
47 JMC Trinity Little Falls 2023 (A) 2023/07/02 2023/07/02 Johannesburg Metro (GJM) Standard 60 0.83 5 4 1.5 1653.9 1651.4 Analysis
46 JNW Open - Trinityhouse Little Falls 2023 (A) 2023/06/24 2023/06/24 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1619.3 1623.3 Analysis
45 9th Piet van Zyl Chess Festival 2023 (A) 2023/05/26 2023/05/27 Mangaung (FMB) Standard 90 0.94 5 5 3.5 1610.1 1616.6 Analysis
44 Chess Power House Feb RR 2023 (D) 2023/02/18 2023/02/19 Johannesburg Metro (GJM) Standard 62 0.84 5 5 3.0 1571.5 1567.3 Analysis
43 Heidelberg Open 2023 (A) 2023/02/04 2023/02/04 Sedibeng (GSV) Standard 60 0.83 5 5 3.5 1571.5 1567.3 Analysis
42 Ussa Chess Championships 2022 (Open) 2022/12/05 2022/12/09 Frances Baard (NCF) Standard 120 1.00 9 9 5.0 1628.9 1626.7 Analysis
41 CPH Chess Clubs Challenge 2022 (B) 2022/11/12 2022/11/12 Johannesburg Metro (GJM) Rapid 20 0.47 6 4 3.0 1631.3 1053.0 Analysis
40 ACB Tournament 2022 (B) 2022/10/08 2022/10/08 Ekurhuleni (GE) Standard 60 0.83 5 5 4.5 1635.5 1631.2 Analysis
39 Balans Blitz Chess 2022 (A) 2022/08/13 2022/08/13 Mangaung (FMB) Blitz 5 0.18 7 7 5.0 1635.3 768.6 Analysis
38 8th Piet Van Zyl Chess Festival 2022 (A) 2022/07/22 2022/07/23 Mangaung (FMB) Standard 90 0.94 5 5 2.5 1642.3 1637.4 Analysis
37 JNW Helpmekaar 2022 (Masters) 2022/07/09 2022/07/09 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1642.3 1637.4 Analysis
36 JMC Bryanston 2021 (A) 2021/11/06 2021/11/06 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1602.1 1596.2 Analysis
35 JMC Everest 2021 (A) 2021/10/30 2021/10/30 Johannesburg Metro (GJM) Standard 60 0.83 5 4 2.0 1554.6 1538.3 Analysis
34 Pinnacle College Waterfall Open (Premier) 2021/10/02 2021/10/03 Johannesburg Metro (GJM) Standard 90 0.94 6 6 3.0 1554.6 1538.3 Analysis
33 JMC Helpmekaar 2021 (Open) 2021/09/06 2021/09/06 Johannesburg Metro (GJM) Rapid 30 0.60 5 4 2.0 1551.3 1001.4 Analysis
32 Ekurhuleni Chess Chessa Open 2021 (B) 2021/03/27 2021/03/27 Ekurhuleni (GE) Standard 60 0.83 5 5 4.5 1527.9 1506.9 Analysis
31 2019 South African Junior Team Championships (U18A) 2020/01/04 2020/01/08 4 Knights (4K) Standard 120 1.00 7 7 4.5 1529.2 1501.1 Analysis
123
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 12 8 2 2 9.0 75.0 212.5 1579.5 1792.0
White 6 5 0 1 5.0 83.3 283.3 1519.8 1803.1
Black 6 3 2 1 4.0 66.7 141.7 1639.3 1780.9
Standard All 5 3 1 1 3.5 70.0 170.0 1485.4 1655.4
White 2 2 0 0 2.0 100.0 425.0 1322.7 1747.7
Black 3 1 1 1 1.5 50.0 0.0 1593.9 1593.9
Rapid All 7 5 1 1 5.5 78.6 242.9 1646.7 1889.6
White 4 3 0 1 3.0 75.0 212.5 1618.3 1830.8
Black 3 2 1 0 2.5 83.3 283.3 1684.6 1967.9
Blitz All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 274 146 37 91 164.5 60.0 85.3 1385.0 1470.3
White 139 78 17 44 86.5 62.2 104.0 1402.3 1506.3
Black 135 68 20 47 78.0 57.8 66.1 1367.2 1433.3
Standard All 240 123 36 81 141.0 58.8 74.4 1374.5 1448.8
White 121 66 17 38 74.5 61.6 98.3 1389.0 1487.3
Black 119 57 19 43 66.5 55.9 50.0 1359.7 1409.7
Rapid All 27 18 1 8 18.5 68.5 157.4 1458.7 1616.1
White 14 10 0 4 10.0 71.4 182.1 1491.9 1674.0
Black 13 8 1 4 8.5 65.4 130.8 1422.9 1553.7
Blitz All 7 5 0 2 5.0 71.4 182.1 1461.9 1644.1
White 4 2 0 2 2.0 50.0 0.0 1492.2 1492.2
Black 3 3 0 0 3.0 100.0 425.0 1421.6 1846.6
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 103046660 Schroeder, D (Daniel) 4 2.5 2 1 1 62.5 1471.2 106.3 1577.5 View list
2 103036342 Steyn, R (Roan) 4 1.5 1 1 2 37.5 1434.0 -106.3 1327.7 View list
3 104069713 Vorster, T (Tyrone) 3 2.0 2 0 1 66.7 1444.9 141.7 1586.5 View list
4 102023635 Modirwa, O (Ofentse) 3 1.5 1 1 1 50.0 1556.8 0.0 1556.8 View list
5 110091706 Levitan, C (Caleb) 3 1.0 1 0 2 33.3 1407.8 -141.7 1266.1 View list
6 101023373 Mlahleki, V (Vusimuzi) 3 1.0 1 0 2 33.3 1609.3 -141.7 1467.6 View list
7 187025727 Mpya, TM (Tshediso) 3 0.5 0 1 2 16.7 1503.8 -283.3 1220.5 View list
8 103092822 Booi, N (Nande) 3 0.0 0 0 3 0.0 1489.6 -425.0 1064.6 View list
9 103007373 Dinham, J (James) 3 0.0 0 0 3 0.0 1629.2 -425.0 1204.2 View list
10 106092806 Chabangu, M (Mahlori) 2 2.0 2 0 0 100.0 1179.9 425.0 1604.9 View list
11 103060504 Botes, C (Christiaan) 2 2.0 2 0 0 100.0 1396.0 425.0 1821.0 View list
12 207069536 Boshoma, C (Chisomo) 2 2.0 2 0 0 100.0 1216.9 425.0 1641.9 View list
13 172017078 Landman, J (Johan) 2 2.0 2 0 0 100.0 1479.3 425.0 1904.3 View list
14 206091525 Nel, H (Hayley) 2 2.0 2 0 0 100.0 1595.4 425.0 2020.4 View list
15 108091057 Nwafor, B (Blessing) 2 2.0 2 0 0 100.0 1219.7 425.0 1644.7 View list
16 108086187 Rossouw, J (Johrne) 2 2.0 2 0 0 100.0 1638.8 425.0 2063.8 View list
17 1030117957 Waleza, F (Freddy) 2 2.0 2 0 0 100.0 1494.6 425.0 1919.6 View list
18 179004605 Chinoruma, T (Taurai) 2 1.5 1 1 0 75.0 1576.7 212.5 1789.2 View list
19 1030097479 Halter, P (Prince) 2 1.5 1 1 0 75.0 1638.8 212.5 1851.3 View list
20 104067563 Maharaj, A (Ameet) 2 1.5 1 1 0 75.0 1272.1 212.5 1484.6 View list