Player Page

Kovuzelo, J (Jabulile)
Dob: 2009/07/20 (U16)
Gender: Female
Chess SA id: 2090119783
FIDE id:
Region: Sedibeng (GSV)
Citizen: RSA
Title(s):
Last active: 2024/11/09 (14 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 rating1210.7
Current Weighted rating1188.0
Current Weighted performance1207.0
Current official/published rating (highest between Raw, WR and WP)1210.7
Current highest rating achieved1258.4
Current floor (min rating allowed)758.4
Current K-factor36
Games played this month6
Score (S)4.0
Expected score (We)3.04
Difference (S-We)0.58
Current Raw change (no limits, including tournament time weight)20.7
Current min/max change allowed (with limits)±163.3
Current Raw change used (final)20.7
Projected new Raw rating1231.4
Projected new Weighed rating1091.6
Projected new Weighted performance1232.9
Projected new final Raw rating (if new WP > new Raw)1232.9
Projected new highest rating1258.4
Projected new floor758.4
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1232.9
Projected effective change (new Official - current Official)+22.2
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 rating1173.5
Current Weighted rating1180.5
Current Weighted performance1131.0
Current official/published rating (highest between Raw, WR and WP)1180.5
Current highest rating achieved1265.2
Current floor (min rating allowed)765.2
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)±172.2
Current Raw change used (final)0.0
Projected new Raw rating1173.5
Projected new Weighed rating1084.4
Projected new Weighted performance1131.0
Projected new final Raw rating (if new WP > new Raw)1173.5
Projected new highest rating1265.2
Projected new floor765.2
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1173.5
Projected effective change (new Official - current Official)-7.0
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 rating1260.8
Current Weighted rating1217.7
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1260.8
Current highest rating achieved1260.8
Current floor (min rating allowed)760.8
Current K-factor36
Games played this month6
Score (S)4.0
Expected score (We)3.39
Difference (S-We)0.61
Current Raw change (no limits, including tournament time weight)22.0
Current min/max change allowed (with limits)±152.1
Current Raw change used (final)22.0
Projected new Raw rating1282.8
Projected new Weighed rating1120.5
Projected new Weighted performance1013.4
Projected new final Raw rating (if new WP > new Raw)1282.8
Projected new highest rating1282.8
Projected new floor782.8
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1282.8
Projected effective change (new Official - current Official)+22.0
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: Evaton #Bossoya Chess Rapid 09 Nov 2024 (C)
Start: 2024/11/09  End: 2024/11/09  Host: GSV  Type: Rapid   Time: 30  Time weight: 0.60  Rounds: 6
Games: 6  Score: 4.0
Main rating: 1210.7  Rating gain/loss: 20.7
Type rating: 1260.8  Rating gain/loss: 22.0
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
9 Evaton #Bossoya Chess Rapid 09 Nov 2024 (C) 2024/11/09 2024/11/09 Sedibeng (GSV) Rapid 30 0.60 6 6 4.0 1210.7 1260.8 Analysis
8 Gauteng Top Schools 2024 (U15 Girls) 2024/10/05 2024/10/05 Ekurhuleni (GE) Rapid 35 0.66 5 5 4.0 1173.9 1214.0 Analysis
7 Gauteng Schools Individuals Finals 2024 (U15 Girls) 2024/08/17 2024/08/17 Ekurhuleni (GE) Standard 60 0.83 5 5 2.0 1168.5 1164.1 Analysis
6 Sedibeng East D7 Teams Trials 2024 (U15) 2024/08/03 2024/08/03 Sedibeng (GSV) Standard 60 0.83 5 5 2.0 1177.8 1175.3 Analysis
5 Eureka Open 27 July 2024 (D) 2024/07/27 2024/07/27 Sedibeng (GSV) Standard 60 0.83 5 4 1.5 1139.6 1128.1 Analysis
4 Evaton Primary Open 20 July 2024 (C) 2024/07/20 2024/07/20 Sedibeng (GSV) Standard 60 0.83 5 5 3.0 1139.6 1128.1 Analysis
3 Hoerskool Overvaal Chess Open 2024 (B) 2024/04/20 2024/04/20 Sedibeng (GSV) Standard 60 0.83 5 5 1.5 1169.8 1162.7 Analysis
2 HS Drie Riviere Chess Open Section 2024 2024/03/09 2024/03/09 Sedibeng (GSV) Standard 60 0.83 5 5 2.0 1169.8 1162.7 Analysis
1 2024 Gauteng Inter-Region Chess Championship (U16 Girls) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 4 0.0 1218.9 1215.3 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
26 Evaton #Bossoya Chess Rapid 09 Nov 2024 (C) 2024/11/09 2024/11/09 Sedibeng (GSV) Rapid 30 0.60 6 6 4.0 1210.7 1260.8 Analysis
25 Gauteng Top Schools 2024 (U15 Girls) 2024/10/05 2024/10/05 Ekurhuleni (GE) Rapid 35 0.66 5 5 4.0 1173.9 1214.0 Analysis
24 Gauteng Schools Individuals Finals 2024 (U15 Girls) 2024/08/17 2024/08/17 Ekurhuleni (GE) Standard 60 0.83 5 5 2.0 1168.5 1164.1 Analysis
23 Sedibeng East D7 Teams Trials 2024 (U15) 2024/08/03 2024/08/03 Sedibeng (GSV) Standard 60 0.83 5 5 2.0 1177.8 1175.3 Analysis
22 Eureka Open 27 July 2024 (D) 2024/07/27 2024/07/27 Sedibeng (GSV) Standard 60 0.83 5 4 1.5 1139.6 1128.1 Analysis
21 Evaton Primary Open 20 July 2024 (C) 2024/07/20 2024/07/20 Sedibeng (GSV) Standard 60 0.83 5 5 3.0 1139.6 1128.1 Analysis
20 Hoerskool Overvaal Chess Open 2024 (B) 2024/04/20 2024/04/20 Sedibeng (GSV) Standard 60 0.83 5 5 1.5 1169.8 1162.7 Analysis
19 HS Drie Riviere Chess Open Section 2024 2024/03/09 2024/03/09 Sedibeng (GSV) Standard 60 0.83 5 5 2.0 1169.8 1162.7 Analysis
18 2024 Gauteng Inter-Region Chess Championship (U16 Girls) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 4 0.0 1218.9 1215.3 Analysis
17 NWU Vaal Open 2023 (C) 2023/10/14 2023/10/14 Sedibeng (GSV) Standard 61 0.83 5 5 2.0 1246.1 1250.9 Analysis
16 Driehoek Open Chess Tournament 2023 (C) 2023/09/13 2023/09/13 Sedibeng (GSV) Standard 60 0.83 5 5 2.0 1256.3 1258.4 Analysis
15 2023 Gauteng Top Schools (U15 Girls) 2023/08/19 2023/08/19 West Rand (GWR) Standard 60 0.83 5 5 3.0 1177.1 1162.0 Analysis
14 Gauteng D7 Teams 2023 (U15) 2023/08/12 2023/08/12 Sedibeng (GSV) Standard 60 0.83 5 5 4.0 1177.1 1162.0 Analysis
13 Eureka Open 2023 (D) 2023/07/29 2023/07/29 Sedibeng (GSV) Standard 60 0.83 5 5 2.0 1224.9 1217.4 Analysis
12 Overvaal Ope Jul 2023 (B) 2023/07/22 2023/07/22 Sedibeng (GSV) Standard 60 0.83 5 4 1.0 1224.9 1217.4 Analysis
11 Gauteng Schools D7 2023 (U15 Girls) 2023/05/20 2023/05/20 Sedibeng (GSV) Standard 60 0.83 5 5 3.0 1256.3 1258.4 Analysis
10 Overvaal Open 2023 (C) 2023/04/15 2023/04/15 Sedibeng (GSV) Standard 60 0.83 5 5 3.0 1258.4 1264.5 Analysis
9 Hoerskool Drie Riviere Open 2023 (C) 2023/03/11 2023/03/11 Sedibeng (GSV) Standard 60 0.83 5 5 3.0 1255.4 1265.2 Analysis
8 OR Tambo Soncini Finals 2022 (Girls) 2022/10/29 2022/10/29 Ekurhuleni (GE) Rapid 30 0.60 5 5 3.0 1252.8 1200.0 Analysis
7 2022 Gauteng Schools Team Championships (U13 Girls) 2022/08/27 2022/08/27 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1145.9 1134.0 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 44 19 2 23 20.0 45.5 -38.6 1240.8 1202.2
White 24 10 1 13 10.5 43.8 -53.1 1249.6 1196.4
Black 20 9 1 10 9.5 47.5 -21.3 1230.3 1209.0
Standard All 33 11 2 20 12.0 36.4 -115.9 1254.8 1138.9
White 18 5 1 12 5.5 30.6 -165.3 1263.2 1098.0
Black 15 6 1 8 6.5 43.3 -56.7 1244.6 1187.9
Rapid All 11 8 0 3 8.0 72.7 193.2 1198.9 1392.0
White 6 5 0 1 5.0 83.3 283.3 1208.5 1491.8
Black 5 3 0 2 3.0 60.0 85.0 1187.3 1272.3
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 126 61 4 61 63.0 50.0 0.0 1199.4 1199.4
White 62 25 1 36 25.5 41.1 -75.4 1210.0 1134.6
Black 64 36 3 25 37.5 58.6 73.0 1189.2 1262.3
Standard All 110 50 4 56 52.0 47.3 -23.2 1200.4 1177.2
White 54 19 1 34 19.5 36.1 -118.1 1210.7 1092.7
Black 56 31 3 22 32.5 58.0 68.3 1190.5 1258.8
Rapid All 16 11 0 5 11.0 68.8 159.4 1192.8 1352.2
White 8 6 0 2 6.0 75.0 212.5 1204.9 1417.4
Black 8 5 0 3 5.0 62.5 106.3 1180.8 1287.0
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 1090135904 Nthejane, T (Tshepang) 3 2.0 2 0 1 66.7 1216.8 141.7 1358.5 View list
2 2090148627 Steyn, M (Michelle) 3 1.0 1 0 2 33.3 1242.4 -141.7 1100.8 View list
3 209089669 Noton, HR (Hannah) 2 2.0 2 0 0 100.0 1251.2 425.0 1676.2 View list
4 1090144708 Drotsky, R (Reynhardt) 2 1.0 1 0 1 50.0 1217.8 0.0 1217.8 View list
5 1090141898 Mojaju, K (Kelebokgile) 2 0.5 0 1 1 25.0 1169.8 -212.5 957.3 View list
6 108092849 Majola, O (Omphile) 2 0.0 0 0 2 0.0 1187.9 -425.0 762.9 View list
7 1110151858 Van De Venter, Z (Zandre) 2 0.0 0 0 2 0.0 1154.7 -425.0 729.7 View list
8 2100108339 Bekker, D (Danica) 1 1.0 1 0 0 100.0 1145.9 425.0 1570.9 View list
9 1030158615 Abdul, R (Rifat) 1 1.0 1 0 0 100.0 1224.9 425.0 1649.9 View list
10 2120138271 Blignaut, A (Alma) 1 1.0 1 0 0 100.0 1210.7 425.0 1635.7 View list
11 208066161 Bhika, J (Jyotikka) 1 1.0 1 0 0 100.0 1252.8 425.0 1677.8 View list
12 1080158304 Chesane, K (Kamohelo) 1 1.0 1 0 0 100.0 1224.9 425.0 1649.9 View list
13 1080107433 Chamo, M (Mpho) 1 1.0 1 0 0 100.0 1177.1 425.0 1602.1 View list
14 1110301539 Bruwer, E (Eduan) 1 1.0 1 0 0 100.0 1169.8 425.0 1594.8 View list
15 2090155864 Dominic, C (Chioma) 1 1.0 1 0 0 100.0 1256.3 425.0 1681.3 View list
16 1090140208 De Haast, L (Liahm) 1 1.0 1 0 0 100.0 1145.9 425.0 1570.9 View list
17 2080097376 Erasmus, A (Almay) 1 1.0 1 0 0 100.0 1252.8 425.0 1677.8 View list
18 2100145818 Greeff, L (Lanelle Leeandra) 1 1.0 1 0 0 100.0 1145.9 425.0 1570.9 View list
19 1120303572 Jokwe, P (Phakade) 1 1.0 1 0 0 100.0 1210.7 425.0 1635.7 View list
20 1080151845 Kambule, J (Justin) 1 1.0 1 0 0 100.0 1255.4 425.0 1680.4 View list