Player Page

Khumalo, KB (Keith)
Dob: 2001/04/26 (Adult)
Gender: Male
Chess SA id: 101015487
FIDE id:
Region: Tshwane (GTP)
Citizen: RSA
Title(s): CM
Last active: 2024/04/02 (17 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
Curent Raw rating2228.2
Curent Weighted rating2156.5
Curent Weighted performance2046.2
Current official/published rating (highest between Raw, WR and WP)2228.2
Current floor (min rating allowed)1735.1
Current highest rating achieved2235.1
Current K-factor16
Games played this month11
Score (S)2.5
Expected score (We)5.48
Difference (S-We)-2.98
Current Raw change (no limits, including tournament time weight)-47.7
Current min/max change allowed (with limits)±38.3
Current Raw change used (final)-38.3
Projected new Raw rating2189.9
Projected new Weighed rating2160.7
Projected new Weighted performance2046.2
Projected new official/published rating (highest between new Raw, new WR and new WP)2189.9
Projected effective change (new Official - current Official)-38.3
Projected new highest rating2235.1
Projected new floor1735.1
Projected new K-facor16
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
Curent Raw rating2234.9
Curent Weighted rating2149.2
Curent Weighted performance2164.3
Current official/published rating (highest between Raw, WR and WP)2234.9
Current floor (min rating allowed)1741.3
Current highest rating achieved2241.3
Current K-factor16
Games played this month11
Score (S)2.5
Expected score (We)5.29
Difference (S-We)-2.79
Current Raw change (no limits, including tournament time weight)-44.6
Current min/max change allowed (with limits)±38.0
Current Raw change used (final)-38.0
Projected new Raw rating2196.9
Projected new Weighed rating2154.4
Projected new Weighted performance2164.3
Projected new official/published rating (highest between new Raw, new WR and new WP)2196.9
Projected effective change (new Official - current Official)-38.0
Projected new highest rating2241.3
Projected new floor1741.3
Projected new K-facor16
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
Curent Raw rating2220.9
Curent Weighted rating2130.7
Curent Weighted performance1988.1
Current official/published rating (highest between Raw, WR and WP)2220.9
Current floor (min rating allowed)1720.9
Current highest rating achieved2220.9
Current K-factor16
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)±38.7
Current Raw change used (final)0.0
Projected new Raw rating2220.9
Projected new Weighed rating2139.9
Projected new Weighted performance1988.1
Projected new official/published rating (highest between new Raw, new WR and new WP)2220.9
Projected effective change (new Official - current Official)=0.0
Projected new highest rating2220.9
Projected new floor1720.9
Projected new K-facor16
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
Curent Raw rating2258.5
Curent Weighted rating2187.7
Curent Weighted performance1811.0
Current official/published rating (highest between Raw, WR and WP)2258.5
Current floor (min rating allowed)1720.9
Current highest rating achieved2264.5
Current K-factor16
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)±36.7
Current Raw change used (final)0.0
Projected new Raw rating2258.5
Projected new Weighed rating2194.3
Projected new Weighted performance1811.0
Projected new official/published rating (highest between new Raw, new WR and new WP)2258.5
Projected effective change (new Official - current Official)=0.0
Projected new highest rating2264.5
Projected new floor1720.9
Projected new K-facor16
Tournaments
Tournament: South African Closed Chess Championship 2024 (Open)
Start: 2024/03/25  End: 2024/04/02  Host: WCT  Type: Standard   Time: 150  Time weight: 1.00  Rounds: 11
Games: 11  Score: 2.5
Main rating: 2228.2  Rating gain/loss: -38.3
Type rating: 2234.9  Rating gain/loss: -38.0
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
8 South African Closed Chess Championship 2024 (Open) 2024/03/25 2024/04/02 Cape Town (WCT) Standard 150 1.00 11 11 2.5 2228.2 2234.9 Analysis
7 Wanderers Blitz Tournament 2024 2024/03/23 2024/03/23 Johannesburg Metro (GJM) Blitz 8 0.25 9 9 7.0 2235.1 2264.5 Analysis
6 JNW Open - Classic - Crawford 2024 (A) 2024/03/09 2024/03/09 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.0 2235.1 2241.3 Analysis
5 JMC Unika School Tournament 2024 (A) 2024/03/02 2024/03/02 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.0 2235.1 2241.3 Analysis
4 Gear Up Mzansi Rapid 2024 (Expert) 2024/02/17 2024/02/17 Johannesburg Metro (GJM) Rapid 35 0.66 5 5 4.5 2222.5 2204.9 Analysis
3 JMC Kick Off Tournament 2024 (A) 2024/01/28 2024/01/28 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.5 2202.6 2198.9 Analysis
2 2024 Tshwane Chess OPEN Registration Tournament (Prestige) 2024/01/27 2024/01/27 Tshwane (GTP) Standard 60 0.83 5 5 3.5 2202.6 2198.9 Analysis
1 2024 Gauteng Inter-Region Chess Championship (Adult A) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 4.5 2202.6 2198.9 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
141 South African Closed Chess Championship 2024 (Open) 2024/03/25 2024/04/02 Cape Town (WCT) Standard 150 1.00 11 11 2.5 2228.2 2234.9 Analysis
140 Wanderers Blitz Tournament 2024 2024/03/23 2024/03/23 Johannesburg Metro (GJM) Blitz 8 0.25 9 9 7.0 2235.1 2264.5 Analysis
139 JNW Open - Classic - Crawford 2024 (A) 2024/03/09 2024/03/09 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.0 2235.1 2241.3 Analysis
138 JMC Unika School Tournament 2024 (A) 2024/03/02 2024/03/02 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.0 2235.1 2241.3 Analysis
137 Gear Up Mzansi Rapid 2024 (Expert) 2024/02/17 2024/02/17 Johannesburg Metro (GJM) Rapid 35 0.66 5 5 4.5 2222.5 2204.9 Analysis
136 JMC Kick Off Tournament 2024 (A) 2024/01/28 2024/01/28 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.5 2202.6 2198.9 Analysis
135 2024 Tshwane Chess OPEN Registration Tournament (Prestige) 2024/01/27 2024/01/27 Tshwane (GTP) Standard 60 0.83 5 5 3.5 2202.6 2198.9 Analysis
134 2024 Gauteng Inter-Region Chess Championship (Adult A) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 4.5 2202.6 2198.9 Analysis
133 2023 USSA Championships (Blitz) 2023/12/06 2023/12/06 Ethekwini (KED) Blitz 5 0.18 9 9 8.5 2098.8 2144.9 Analysis
132 Mbombela Chess Club Annual 2023 (Open) 2023/12/02 2023/12/02 Nelson Mandela Bay (ENM) Standard 63 0.84 5 5 4.5 2098.8 2075.7 Analysis
131 Africawide Chess Championship 2023 (Prestige) 2023/11/03 2023/11/05 Johannesburg Metro (GJM) Standard 90 0.94 7 6 3.0 2099.2 2072.1 Analysis
130 2023 Tuks Open Chess Tournament (A) 2023/10/07 2023/10/07 Tshwane (GTP) Standard 60 0.83 5 5 3.0 2142.5 2117.0 Analysis
129 2023 Moja Chess Extravaganza (Blitz) 2023/10/03 2023/10/03 Frances Baard (NCF) Blitz 5 0.18 7 7 6.0 2142.5 2157.9 Analysis
128 2023 Moja Chess Extravaganza (Prestige) 2023/09/30 2023/10/04 Frances Baard (NCF) Standard 120 1.00 9 9 5.0 2142.5 2117.0 Analysis
127 Emalahleni Spring Open 2023 (A) 2023/09/22 2023/09/23 Ngaka Modiri Molema (NNM) Standard 90 0.94 6 6 4.0 2157.6 2143.4 Analysis
126 Trac N4 Mbombela Chess Tournament 2023 (Open) 2023/09/09 2023/09/09 Ehlanzeni (MEN) Standard 63 0.84 5 5 4.0 2157.6 2143.4 Analysis
125 Mzansi Spring Rapid 2023 2023/09/02 2023/09/02 Johannesburg Metro (GJM) Rapid 15 0.39 7 7 6.5 2157.6 2099.2 Analysis
124 Chess Power House 2023 (Invitational) 2023/08/19 2023/08/20 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 2142.9 2134.4 Analysis
123 2023 Tshwane Chess FIDE Rated Blitz League 4 2023/08/13 2023/08/13 Tshwane (GTP) Blitz 5 0.18 9 9 7.0 2142.9 2160.1 Analysis
122 Kiriakos Michalakis Rapid 2023 (Prestige) 2023/08/05 2023/08/05 Mangaung (FMB) Rapid 25 0.54 7 7 7.0 2142.9 2077.6 Analysis
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Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 50 27 15 8 34.5 69.0 161.5 2000.8 2162.3
White 26 12 11 3 17.5 67.3 147.1 1997.9 2145.0
Black 24 15 4 5 17.0 70.8 177.1 2003.9 2181.0
Standard All 36 17 12 7 23.0 63.9 118.1 2033.6 2151.6
White 20 8 9 3 12.5 62.5 106.3 2028.8 2135.1
Black 16 9 3 4 10.5 65.6 132.8 2039.5 2172.3
Rapid All 5 4 1 0 4.5 90.0 340.0 2076.5 2416.5
White 2 1 1 0 1.5 75.0 212.5 2045.8 2258.3
Black 3 3 0 0 3.0 100.0 425.0 2097.0 2522.0
Blitz All 9 6 2 1 7.0 77.8 236.1 1827.6 2063.8
White 4 3 1 0 3.5 87.5 318.8 1819.4 2138.2
Black 5 3 1 1 3.5 70.0 170.0 1834.2 2004.2
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 886 557 217 112 665.5 75.1 213.5 1806.4 2019.8
White 453 294 113 46 350.5 77.4 232.7 1801.6 2034.3
Black 433 263 104 66 315.0 72.7 193.4 1811.3 2004.6
Standard All 638 375 173 90 461.5 72.3 189.9 1805.3 1995.1
White 324 197 90 37 242.0 74.7 209.9 1805.4 2015.3
Black 314 178 83 53 219.5 69.9 169.2 1805.1 1974.2
Rapid All 54 38 11 5 43.5 80.6 259.7 1863.7 2123.4
White 29 21 5 3 23.5 81.0 263.8 1809.5 2073.3
Black 25 17 6 2 20.0 80.0 255.0 1926.6 2181.6
Blitz All 194 144 33 17 160.5 82.7 278.2 1794.0 2072.3
White 100 76 18 6 85.0 85.0 297.5 1787.1 2084.6
Black 94 68 15 11 75.5 80.3 257.7 1801.4 2059.2
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 103022974 Mhango, BF (Banele) 33 17.0 4 26 3 51.5 2092.2 12.9 2105.0 View list
2 184019054 Mabusela, JM (Johannes) 29 12.5 6 13 10 43.1 2083.3 -58.6 2024.7 View list
3 192023485 Mnguni, JD (Jakob) 23 11.5 6 11 6 50.0 2095.2 0.0 2095.2 View list
4 194026329 Mwale, J (Joseph) 22 10.0 7 6 9 45.5 2051.7 -38.6 2013.1 View list
5 101050584 Mazibuko, K (Khanya) 21 15.0 10 10 1 71.4 2075.3 182.1 2257.4 View list
6 185028656 Oatlhotse, P (Providence) 15 8.0 5 6 4 53.3 2078.8 28.3 2107.1 View list
7 191012376 Hercules, BV (Benjamin) 14 5.5 3 5 6 39.3 2043.0 -91.1 1952.0 View list
8 101023373 Mlahleki, V (Vusimuzi) 13 8.5 4 9 0 65.4 2065.8 130.8 2196.6 View list
9 187019959 Makoto, R (Rodwell) 13 7.5 3 9 1 57.7 2069.9 65.4 2135.3 View list
10 182025885 Mthunzi, B (Brighton) 12 8.0 5 6 1 66.7 2074.1 141.7 2215.8 View list
11 197084822 Mathebula, X (Xolani Cebo) 11 9.0 8 2 1 81.8 2074.5 270.5 2344.9 View list
12 182004314 Cawdery, DJ (Daniel) 9 1.5 0 3 6 16.7 2073.2 -283.3 1789.9 View list
13 183068085 Magagula, R (Raymond) 8 8.0 8 0 0 100.0 2081.7 425.0 2506.7 View list
14 105058538 Smit, D (Devon) 8 7.0 6 2 0 87.5 2107.5 318.8 2426.3 View list
15 198056522 Teeke, K (Karabo) 8 6.0 5 2 1 75.0 2090.0 212.5 2302.5 View list
16 199021497 Masiya, MA (Mfundo) 8 4.5 2 5 1 56.3 2017.2 53.1 2070.3 View list
17 107092639 Simpson, M (Michael) 7 5.0 4 2 1 71.4 2097.1 182.1 2279.3 View list
18 105029067 Oosthuizen, MJ (Michal) 7 4.0 3 2 2 57.1 2087.8 60.7 2148.5 View list
19 197002154 Bezuidenhout, RR (Roland) 7 2.5 0 5 2 35.7 2018.6 -121.4 1897.2 View list
20 195011466 Grover, S (Sahaj) 7 1.5 0 3 4 21.4 2045.5 -242.9 1802.7 View list