Player Page

Ngobeni, N (Ntumbuluko)
Dob: 2007/07/11 (U18)
Gender: Male
Chess SA id: 1070140271
FIDE id:
Region: West Rand (GWR)
Citizen: RSA
Title(s):
Last active: 2024/12/08 (2 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 rating1373.8
Current Weighted rating1355.9
Current Weighted performance1326.0
Current official/published rating (highest between Raw, WR and WP)1373.8
Current highest rating achieved1470.3
Current floor (min rating allowed)970.3
Current K-factor32
Games played this month5
Score (S)4.0
Expected score (We)2.57
Difference (S-We)1.34
Current Raw change (no limits, including tournament time weight)43.0
Current min/max change allowed (with limits)±129.4
Current Raw change used (final)43.0
Projected new Raw rating1416.8
Projected new Weighed rating1248.1
Projected new Weighted performance1422.9
Projected new final Raw rating (if new WP > new Raw)1422.9
Projected new highest rating1470.3
Projected new floor970.3
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1422.9
Projected effective change (new Official - current Official)+49.1
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 rating1364.2
Current Weighted rating1338.4
Current Weighted performance1342.0
Current official/published rating (highest between Raw, WR and WP)1364.2
Current highest rating achieved1464.4
Current floor (min rating allowed)964.4
Current K-factor32
Games played this month5
Score (S)4.0
Expected score (We)2.55
Difference (S-We)1.45
Current Raw change (no limits, including tournament time weight)46.4
Current min/max change allowed (with limits)±131.2
Current Raw change used (final)46.4
Projected new Raw rating1410.6
Projected new Weighed rating1231.7
Projected new Weighted performance1441.2
Projected new final Raw rating (if new WP > new Raw)1441.2
Projected new highest rating1464.4
Projected new floor964.4
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1441.2
Projected effective change (new Official - current Official)+77.0
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 rating1282.4
Current Weighted rating1220.1
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1282.4
Current highest rating achieved1282.4
Current floor (min rating allowed)782.4
Current K-factor36
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)±147.4
Current Raw change used (final)0.0
Projected new Raw rating1282.4
Projected new Weighed rating1123.2
Projected new Weighted performance1096.5
Projected new final Raw rating (if new WP > new Raw)1282.4
Projected new highest rating1282.4
Projected new floor782.4
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1282.4
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 rating1200.0
Current Weighted rating1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1200.0
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
Current K-factor36
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)±165.8
Current Raw change used (final)0.0
Projected new Raw rating1200.0
Projected new Weighed rating1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1200.0
Projected effective change (new Official - current Official)=0.0
Tournaments
Tournament: Gauteng Inter-Region at UJ 2024 (U18 Candidates)
Start: 2024/12/07  End: 2024/12/08  Host: GJM  Type: Standard   Time: 90  Time weight: 0.94  Rounds: 5
Games: 5  Score: 4.0
Main rating: 1373.8  Rating gain/loss: 43.0
Type rating: 1364.2  Rating gain/loss: 46.4
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
14 Gauteng Inter-Region at UJ 2024 (U18 Candidates) 2024/12/07 2024/12/08 Johannesburg Metro (GJM) Standard 90 0.94 5 5 4.0 1373.8 1364.2 Analysis
13 2024 West Rand Closed (U18) 2024/10/12 2024/10/12 West Rand (GWR) Standard 60 0.83 5 5 2.0 1362.7 1340.2 Analysis
12 Gauteng Top Schools 2024 (U19 Open) 2024/10/05 2024/10/05 Ekurhuleni (GE) Rapid 35 0.66 5 5 3.0 1362.7 1234.2 Analysis
11 Wits Young Kudu 2024 (Secondary School) 2024/09/14 2024/09/14 Johannesburg Metro (GJM) Rapid 30 0.60 5 5 3.5 1362.7 1234.2 Analysis
10 2024 West Rand Trials (U18) 2024/09/07 2024/09/07 West Rand (GWR) Standard 60 0.83 5 5 3.0 1349.3 1321.3 Analysis
9 2024 West Rand Rappies Open (Rooks) 2024/08/03 2024/08/03 West Rand (GWR) Standard 60 0.83 5 5 3.0 1336.3 1297.9 Analysis
8 Bojanala's Clash Of Schools - Secondary 2024 (Championship) 2024/07/27 2024/07/27 Bojanala Platina (NBR) Rapid 35 0.66 5 5 4.5 1336.1 1200.0 Analysis
7 D2 School League Finals 2024 (U19) 2024/07/20 2024/07/20 West Rand (GWR) Standard 60 0.83 5 5 2.0 1336.1 1329.9 Analysis
6 FIDE in the West 2024 (Rooks) 2024/06/08 2024/06/08 West Rand (GWR) Standard 60 0.83 5 5 3.0 1305.3 1289.3 Analysis
5 2024 D2 Schools Individuals (U18 Boys) 2024/05/04 2024/05/04 West Rand (GWR) Standard 60 0.83 5 5 3.0 1315.4 1299.5 Analysis
4 2024 West Rand RHS Open (Rooks) 2024/04/13 2024/04/13 West Rand (GWR) Standard 60 0.83 5 5 2.5 1331.9 1316.5 Analysis
3 2024 West Rand Juniors (U18) 2024/03/09 2024/03/09 West Rand (GWR) Standard 60 0.83 5 5 3.5 1319.4 1296.3 Analysis
2 2024 West Rand Open (Rooks) 2024/02/03 2024/02/03 West Rand (GWR) Standard 60 0.83 5 5 2.0 1354.2 1334.1 Analysis
1 2024 Gauteng Inter-Region Chess Championship (U18B) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 4 2.0 1388.8 1370.6 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
30 Gauteng Inter-Region at UJ 2024 (U18 Candidates) 2024/12/07 2024/12/08 Johannesburg Metro (GJM) Standard 90 0.94 5 5 4.0 1373.8 1364.2 Analysis
29 2024 West Rand Closed (U18) 2024/10/12 2024/10/12 West Rand (GWR) Standard 60 0.83 5 5 2.0 1362.7 1340.2 Analysis
28 Gauteng Top Schools 2024 (U19 Open) 2024/10/05 2024/10/05 Ekurhuleni (GE) Rapid 35 0.66 5 5 3.0 1362.7 1234.2 Analysis
27 Wits Young Kudu 2024 (Secondary School) 2024/09/14 2024/09/14 Johannesburg Metro (GJM) Rapid 30 0.60 5 5 3.5 1362.7 1234.2 Analysis
26 2024 West Rand Trials (U18) 2024/09/07 2024/09/07 West Rand (GWR) Standard 60 0.83 5 5 3.0 1349.3 1321.3 Analysis
25 2024 West Rand Rappies Open (Rooks) 2024/08/03 2024/08/03 West Rand (GWR) Standard 60 0.83 5 5 3.0 1336.3 1297.9 Analysis
24 Bojanala's Clash Of Schools - Secondary 2024 (Championship) 2024/07/27 2024/07/27 Bojanala Platina (NBR) Rapid 35 0.66 5 5 4.5 1336.1 1200.0 Analysis
23 D2 School League Finals 2024 (U19) 2024/07/20 2024/07/20 West Rand (GWR) Standard 60 0.83 5 5 2.0 1336.1 1329.9 Analysis
22 FIDE in the West 2024 (Rooks) 2024/06/08 2024/06/08 West Rand (GWR) Standard 60 0.83 5 5 3.0 1305.3 1289.3 Analysis
21 2024 D2 Schools Individuals (U18 Boys) 2024/05/04 2024/05/04 West Rand (GWR) Standard 60 0.83 5 5 3.0 1315.4 1299.5 Analysis
20 2024 West Rand RHS Open (Rooks) 2024/04/13 2024/04/13 West Rand (GWR) Standard 60 0.83 5 5 2.5 1331.9 1316.5 Analysis
19 2024 West Rand Juniors (U18) 2024/03/09 2024/03/09 West Rand (GWR) Standard 60 0.83 5 5 3.5 1319.4 1296.3 Analysis
18 2024 West Rand Open (Rooks) 2024/02/03 2024/02/03 West Rand (GWR) Standard 60 0.83 5 5 2.0 1354.2 1334.1 Analysis
17 2024 Gauteng Inter-Region Chess Championship (U18B) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 4 2.0 1388.8 1370.6 Analysis
16 West Rand vs Bojanala Inter-Regional Championships 2023 (U18) 2023/10/14 2023/10/14 West Rand (GWR) Standard 60 0.83 4 4 1.0 1412.4 1397.5 Analysis
15 2023 West Rand Trials (U18) 2023/09/09 2023/09/09 West Rand (GWR) Standard 60 0.83 5 5 2.5 1436.0 1425.7 Analysis
14 2023 Gauteng Top Schools (U19 Mixed) 2023/08/19 2023/08/19 West Rand (GWR) Standard 60 0.83 5 5 2.0 1470.3 1464.4 Analysis
13 West Rand at Bastion 2023 (Rooks) 2023/08/05 2023/08/05 West Rand (GWR) Standard 60 0.83 5 5 4.0 1470.3 1464.4 Analysis
12 D2 School League Finals 2023 (U19) 2023/07/22 2023/07/22 West Rand (GWR) Standard 60 0.83 5 5 3.0 1460.4 1458.9 Analysis
11 2023 West Rand RHS Open (Rooks) 2023/06/10 2023/06/10 West Rand (GWR) Standard 60 0.83 5 5 5.0 1294.6 1290.6 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 69 39 4 26 41.0 59.4 80.1 1277.5 1357.5
White 34 19 2 13 20.0 58.8 75.0 1298.5 1373.5
Black 35 20 2 13 21.0 60.0 85.0 1257.0 1342.0
Standard All 54 29 2 23 30.0 55.6 47.2 1288.6 1335.8
White 26 13 1 12 13.5 51.9 16.3 1328.0 1344.4
Black 28 16 1 11 16.5 58.9 75.9 1252.0 1327.9
Rapid All 15 10 2 3 11.0 73.3 198.3 1237.4 1435.8
White 8 6 1 1 6.5 81.3 265.6 1202.5 1468.1
Black 7 4 1 2 4.5 64.3 121.4 1277.4 1398.8
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 148 82 5 61 84.5 57.1 60.3 1270.7 1331.0
White 73 42 2 29 43.0 58.9 75.7 1279.5 1355.2
Black 75 40 3 32 41.5 55.3 45.3 1262.2 1307.5
Standard All 133 72 3 58 73.5 55.3 44.7 1274.5 1319.2
White 65 36 1 28 36.5 56.2 52.3 1289.0 1341.3
Black 68 36 2 30 37.0 54.4 37.5 1260.6 1298.1
Rapid All 15 10 2 3 11.0 73.3 198.3 1237.4 1435.8
White 8 6 1 1 6.5 81.3 265.6 1202.5 1468.1
Black 7 4 1 2 4.5 64.3 121.4 1277.4 1398.8
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
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 207083521 Msiwa, B (Boitumelo) 3 2.0 2 0 1 66.7 1253.5 141.7 1395.2 View list
2 1070301064 Ngwenya, N (Ndaloenhle Nhlanhla) 3 2.0 2 0 1 66.7 1318.9 141.7 1460.5 View list
3 2080106098 Nhambi, E (Emily) 3 1.0 1 0 2 33.3 1292.1 -141.7 1150.4 View list
4 2070100937 Maseko, U (Unathi) 3 0.0 0 0 3 0.0 1386.4 -425.0 961.4 View list
5 2080136707 Mojaki, T (Tshegofatso) 3 0.0 0 0 3 0.0 1340.7 -425.0 915.7 View list
6 1080144975 Boonzaaier, Z (Zalrich) 2 2.0 2 0 0 100.0 1182.4 425.0 1607.4 View list
7 2070144522 Motsoahae, B (Bokamoso) 2 2.0 2 0 0 100.0 1324.8 425.0 1749.8 View list
8 1080149211 Mbasane, D (David) 2 1.5 1 1 0 75.0 1325.7 212.5 1538.2 View list
9 1070100932 Ngakane, T (Tuelo) 2 1.0 1 0 1 50.0 1329.8 0.0 1329.8 View list
10 1070136214 Visi, M (Moloko) 2 1.0 1 0 1 50.0 1399.3 0.0 1399.3 View list
11 1070144520 Golden, B (Bokamoso) 2 0.5 0 1 1 25.0 1329.8 -212.5 1117.3 View list
12 107089122 Msebenzi, V (Vusumzi) 2 0.0 0 0 2 0.0 1182.4 -425.0 757.4 View list
13 1070113039 Mtimkulu, L (Lerato) 2 0.0 0 0 2 0.0 1356.0 -425.0 931.0 View list
14 1080136200 Sehularo, K (Kganya) 2 0.0 0 0 2 0.0 1220.8 -425.0 795.8 View list
15 1070140273 Viljoen, R (Ronan) 2 0.0 0 0 2 0.0 1191.2 -425.0 766.2 View list
16 2090192189 Botha, Z (Zoe) 1 1.0 1 0 0 100.0 1354.2 425.0 1779.2 View list
17 208092845 Besele, K (Khabonina) 1 1.0 1 0 0 100.0 1182.4 425.0 1607.4 View list
18 2100101007 Bassie, U (Unathi) 1 1.0 1 0 0 100.0 1294.6 425.0 1719.6 View list
19 1080311892 Alemayehu, A (Abigail) 1 1.0 1 0 0 100.0 1362.7 425.0 1787.7 View list
20 1080301060 Ackerman, J (Joshua) 1 1.0 1 0 0 100.0 1349.3 425.0 1774.3 View list