Player Page

Mazibuko, K (Khanya)
Dob: 2001/01/14 (Adult)
Gender: Male
Chess SA id: 101050584
FIDE id:
Region: Johannesburg Metro (GJM)
Citizen: RSA
Title(s): CM
Last active: 2024/07/07 (9 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 rating2039.3
Current Weighted rating1992.1
Current Weighted performance1963.5
Current official/published rating (highest between Raw, WR and WP)2039.3
Current highest rating achieved2061.1
Current floor (min rating allowed)1561.1
Current K-factor20
Games played this month22
Score (S)16.0
Expected score (We)14.46
Difference (S-We)2.33
Current Raw change (no limits, including tournament time weight)46.5
Current min/max change allowed (with limits)±50.2
Current Raw change used (final)46.5
Projected new Raw rating2085.8
Projected new Weighed rating1834.9
Projected new Weighted performance1997.2
Projected new final Raw rating (if new WP > new Raw)2085.8
Projected new highest rating2085.8
Projected new floor1585.8
Projected new K-facor20
Projected new official/published rating (highest between new Raw, new WR and new WP)2085.8
Projected effective change (new Official - current Official)+46.5
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 rating2083.2
Current Weighted rating2020.4
Current Weighted performance1963.5
Current official/published rating (highest between Raw, WR and WP)2083.2
Current highest rating achieved2137.8
Current floor (min rating allowed)1637.8
Current K-factor20
Games played this month11
Score (S)8.5
Expected score (We)6.38
Difference (S-We)2.12
Current Raw change (no limits, including tournament time weight)42.4
Current min/max change allowed (with limits)±47.1
Current Raw change used (final)42.4
Projected new Raw rating2125.6
Projected new Weighed rating1861.8
Projected new Weighted performance2062.4
Projected new final Raw rating (if new WP > new Raw)2125.6
Projected new highest rating2137.8
Projected new floor1637.8
Projected new K-facor20
Projected new official/published rating (highest between new Raw, new WR and new WP)2125.6
Projected effective change (new Official - current Official)+42.4
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 rating1928.2
Current Weighted rating1909.4
Current Weighted performance1732.5
Current official/published rating (highest between Raw, WR and WP)1928.2
Current highest rating achieved1928.2
Current floor (min rating allowed)1428.2
Current K-factor24
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)±58.8
Current Raw change used (final)0.0
Projected new Raw rating1928.2
Projected new Weighed rating1757.6
Projected new Weighted performance1732.5
Projected new final Raw rating (if new WP > new Raw)1928.2
Projected new highest rating1928.2
Projected new floor1428.2
Projected new K-facor24
Projected new official/published rating (highest between new Raw, new WR and new WP)1928.2
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 rating1935.3
Current Weighted rating1908.3
Current Weighted performance1774.0
Current official/published rating (highest between Raw, WR and WP)1935.3
Current highest rating achieved1958.1
Current floor (min rating allowed)1458.1
Current K-factor24
Games played this month11
Score (S)7.5
Expected score (We)9.33
Difference (S-We)-1.83
Current Raw change (no limits, including tournament time weight)-43.9
Current min/max change allowed (with limits)±58.2
Current Raw change used (final)-43.9
Projected new Raw rating1891.4
Projected new Weighed rating1757.1
Projected new Weighted performance1828.7
Projected new final Raw rating (if new WP > new Raw)1891.4
Projected new highest rating1958.1
Projected new floor1458.1
Projected new K-facor24
Projected new official/published rating (highest between new Raw, new WR and new WP)1891.4
Projected effective change (new Official - current Official)-43.9
Tournaments
Tournament: South African Open Chess Championship 2024 (Blitz)
Start: 2024/07/04  End: 2024/07/04  Host: KED  Type: Blitz   Time: 5  Time weight: 0.18  Rounds: 11
Games: 11  Score: 7.5
Main rating: 2039.3  Rating gain/loss: -3.5
Type rating: 1935.3  Rating gain/loss: -43.9
Analysis
Tournament: South African Open Chess Championship 2024 (A)
Start: 2024/06/29  End: 2024/07/07  Host: KED  Type: Standard   Time: 120  Time weight: 1.00  Rounds: 11
Games: 11  Score: 8.5
Main rating: 2039.3  Rating gain/loss: 50.0
Type rating: 2083.2  Rating gain/loss: 42.4
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
17 South African Open Chess Championship 2024 (Blitz) 2024/07/04 2024/07/04 Ethekwini (KED) Blitz 5 0.18 11 11 7.5 2039.3 1935.3 Analysis
16 South African Open Chess Championship 2024 (A) 2024/06/29 2024/07/07 Ethekwini (KED) Standard 120 1.00 11 11 8.5 2039.3 2083.2 Analysis
15 2024 Elise Steenkamp Open Chess Tournament (Kings) 2024/06/15 2024/06/17 Tshwane (GTP) Standard 90 0.94 7 7 5.5 2036.3 2082.8 Analysis
14 Chess Power House May Open 2024 (A) 2024/05/25 2024/05/25 Johannesburg Metro (GJM) Standard 60 0.83 5 4 2.5 2061.1 2126.2 Analysis
13 JMC Crawford International Sandton 2024 (A) 2024/05/11 2024/05/11 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.5 2061.1 2126.2 Analysis
12 JMC Helpmekaar Kollege Tournament 2024 (A) 2024/05/04 2024/05/04 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.5 2061.1 2126.2 Analysis
11 2024 Ethekwini Open (A) 2024/04/20 2024/04/21 Ethekwini (KED) Standard 60 0.83 6 6 5.0 2058.1 2137.8 Analysis
10 UFH Open 2024 (A) 2024/04/13 2024/04/14 Amathole (EAL) Standard 90 0.94 7 7 5.5 2058.1 2137.8 Analysis
9 Randburg Chess Club Championship 2024 2024/04/09 2024/05/21 Johannesburg Metro (GJM) Standard 90 0.94 7 6 6.0 2061.1 2126.2 Analysis
8 Wanderers Blitz Tournament 2024 2024/03/23 2024/03/23 Johannesburg Metro (GJM) Blitz 8 0.25 9 9 5.0 2053.8 1958.1 Analysis
7 JMC Unika School Tournament 2024 (A) 2024/03/02 2024/03/02 Johannesburg Metro (GJM) Standard 60 0.83 5 4 2.5 2053.8 2129.8 Analysis
6 2024 Piet Robbertse Open Chess Tournament (A) 2024/02/03 2024/02/04 Tshwane (GTP) Standard 90 0.94 5 5 4.5 2048.9 2128.2 Analysis
5 JMC Kick Off Tournament 2024 (A) 2024/01/28 2024/01/28 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.0 1995.6 2005.6 Analysis
4 2024 Tshwane Chess OPEN Registration Tournament (Prestige) 2024/01/27 2024/01/27 Tshwane (GTP) Standard 60 0.83 5 5 3.5 1995.6 2005.6 Analysis
3 Randburg New Year Rapid 2024 2024/01/23 2024/01/30 Johannesburg Metro (GJM) Rapid 25 0.54 6 6 6.0 1995.6 1920.3 Analysis
2 Cape Town Chess Club Annual Blitz Championship 2024 2024/01/07 2024/01/07 Cape Town (WCT) Blitz 5 0.18 9 9 7.0 1995.6 1945.2 Analysis
1 Cape Town Masters Challenge 2024 (Masters) 2024/01/03 2024/01/07 Cape Town (WCT) Standard 120 1.00 9 9 7.0 1995.6 2005.6 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
105 South African Open Chess Championship 2024 (Blitz) 2024/07/04 2024/07/04 Ethekwini (KED) Blitz 5 0.18 11 11 7.5 2039.3 1935.3 Analysis
104 South African Open Chess Championship 2024 (A) 2024/06/29 2024/07/07 Ethekwini (KED) Standard 120 1.00 11 11 8.5 2039.3 2083.2 Analysis
103 2024 Elise Steenkamp Open Chess Tournament (Kings) 2024/06/15 2024/06/17 Tshwane (GTP) Standard 90 0.94 7 7 5.5 2036.3 2082.8 Analysis
102 Chess Power House May Open 2024 (A) 2024/05/25 2024/05/25 Johannesburg Metro (GJM) Standard 60 0.83 5 4 2.5 2061.1 2126.2 Analysis
101 JMC Crawford International Sandton 2024 (A) 2024/05/11 2024/05/11 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.5 2061.1 2126.2 Analysis
100 JMC Helpmekaar Kollege Tournament 2024 (A) 2024/05/04 2024/05/04 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.5 2061.1 2126.2 Analysis
99 2024 Ethekwini Open (A) 2024/04/20 2024/04/21 Ethekwini (KED) Standard 60 0.83 6 6 5.0 2058.1 2137.8 Analysis
98 UFH Open 2024 (A) 2024/04/13 2024/04/14 Amathole (EAL) Standard 90 0.94 7 7 5.5 2058.1 2137.8 Analysis
97 Randburg Chess Club Championship 2024 2024/04/09 2024/05/21 Johannesburg Metro (GJM) Standard 90 0.94 7 6 6.0 2061.1 2126.2 Analysis
96 Wanderers Blitz Tournament 2024 2024/03/23 2024/03/23 Johannesburg Metro (GJM) Blitz 8 0.25 9 9 5.0 2053.8 1958.1 Analysis
95 JMC Unika School Tournament 2024 (A) 2024/03/02 2024/03/02 Johannesburg Metro (GJM) Standard 60 0.83 5 4 2.5 2053.8 2129.8 Analysis
94 2024 Piet Robbertse Open Chess Tournament (A) 2024/02/03 2024/02/04 Tshwane (GTP) Standard 90 0.94 5 5 4.5 2048.9 2128.2 Analysis
93 JMC Kick Off Tournament 2024 (A) 2024/01/28 2024/01/28 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.0 1995.6 2005.6 Analysis
92 2024 Tshwane Chess OPEN Registration Tournament (Prestige) 2024/01/27 2024/01/27 Tshwane (GTP) Standard 60 0.83 5 5 3.5 1995.6 2005.6 Analysis
91 Randburg New Year Rapid 2024 2024/01/23 2024/01/30 Johannesburg Metro (GJM) Rapid 25 0.54 6 6 6.0 1995.6 1920.3 Analysis
90 Cape Town Chess Club Annual Blitz Championship 2024 2024/01/07 2024/01/07 Cape Town (WCT) Blitz 5 0.18 9 9 7.0 1995.6 1945.2 Analysis
89 Cape Town Masters Challenge 2024 (Masters) 2024/01/03 2024/01/07 Cape Town (WCT) Standard 120 1.00 9 9 7.0 1995.6 2005.6 Analysis
88 Mzansi Summer Blitz 2023 2023/12/09 2023/12/09 Johannesburg Metro (GJM) Rapid 10 0.29 7 7 4.0 1971.8 1906.6 Analysis
87 Tshwane Chess Arbiter Norm Blitz Tournament 2023 (Round-Robin) 2023/10/29 2023/10/29 Tshwane (GTP) Blitz 5 0.18 11 11 9.0 1944.7 1898.7 Analysis
86 2023 Tuks Open Chess Tournament (A) 2023/10/07 2023/10/07 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1944.7 1938.2 Analysis
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Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 114 76 20 18 86.0 75.4 216.2 1822.5 2038.8
White 57 40 6 11 43.0 75.4 216.2 1806.3 2022.5
Black 57 36 14 7 43.0 75.4 216.2 1838.8 2055.0
Standard All 79 52 17 10 60.5 76.6 225.9 1860.1 2086.1
White 39 28 5 6 30.5 78.2 239.7 1815.6 2055.3
Black 40 24 12 4 30.0 75.0 212.5 1903.5 2116.0
Rapid All 6 6 0 0 6.0 100.0 425.0 1509.1 1934.1
White 3 3 0 0 3.0 100.0 425.0 1492.2 1917.2
Black 3 3 0 0 3.0 100.0 425.0 1525.9 1950.9
Blitz All 29 18 3 8 19.5 67.2 146.6 1785.1 1931.6
White 15 9 1 5 9.5 63.3 113.3 1845.1 1958.4
Black 14 9 2 3 10.0 71.4 182.1 1720.8 1902.9
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 644 395 109 140 449.5 69.8 168.3 1759.0 1927.2
White 323 206 48 69 230.0 71.2 180.3 1766.2 1946.4
Black 321 189 61 71 219.5 68.4 156.2 1751.7 1908.0
Standard All 474 288 89 97 332.5 70.1 171.3 1767.8 1939.1
White 238 150 40 48 170.0 71.4 182.1 1767.2 1949.3
Black 236 138 49 49 162.5 68.9 160.3 1768.5 1928.8
Rapid All 32 23 4 5 25.0 78.1 239.1 1671.1 1910.1
White 15 12 1 2 12.5 83.3 283.3 1701.7 1985.0
Black 17 11 3 3 12.5 73.5 200.0 1644.1 1844.1
Blitz All 138 84 16 38 92.0 66.7 141.7 1748.8 1890.5
White 70 44 7 19 47.5 67.9 151.8 1776.5 1928.2
Black 68 40 9 19 44.5 65.4 131.3 1720.4 1851.6
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 101015487 Khumalo, KB (Keith) 23 7.5 2 11 10 32.6 1971.2 -147.8 1823.4 View list
2 101023373 Mlahleki, V (Vusimuzi) 13 6.5 3 7 3 50.0 1949.1 0.0 1949.1 View list
3 184019054 Mabusela, JM (Johannes) 13 2.0 0 4 9 15.4 1963.4 -294.2 1669.1 View list
4 101032167 Richter, J-M (Jan-Michael) 9 6.5 6 1 2 72.2 1960.2 188.9 2149.1 View list
5 191012376 Hercules, BV (Benjamin) 9 2.5 1 3 5 27.8 1938.2 -188.9 1749.3 View list
6 194026329 Mwale, J (Joseph) 8 4.5 4 1 3 56.3 1955.9 53.1 2009.1 View list
7 194007815 Du Plessis, H (Heinco) 8 3.5 2 3 3 43.8 1964.4 -53.1 1911.3 View list
8 192023485 Mnguni, JD (Jakob) 8 1.5 1 1 6 18.8 1948.9 -265.6 1683.3 View list
9 192043627 Zwakala, N (Ntando) 7 2.5 2 1 4 35.7 1940.8 -121.4 1819.4 View list
10 103022974 Mhango, BF (Banele) 7 1.0 0 2 5 14.3 1984.9 -303.6 1681.3 View list
11 185028656 Oatlhotse, P (Providence) 7 1.0 0 2 5 14.3 2002.7 -303.6 1699.2 View list
12 108076196 Potgieter, E (Edward) 6 5.0 5 0 1 83.3 1970.7 283.3 2254.0 View list
13 158022721 Metcalfe, AR (Allister) 5 5.0 5 0 0 100.0 1959.9 425.0 2384.9 View list
14 1100103439 Mungal, E (Ethan) 5 4.5 4 1 0 90.0 1969.0 340.0 2309.0 View list
15 102092210 Buba, V (Vukile) 5 3.5 3 1 1 70.0 1958.6 170.0 2128.6 View list
16 109069454 Sathish, A (Abinavah) 5 3.5 3 1 1 70.0 1950.4 170.0 2120.4 View list
17 184027327 Nene, TH (Themba) 5 2.0 2 0 3 40.0 1948.8 -85.0 1863.8 View list
18 187025727 Mpya, TM (Tshediso) 5 2.0 1 2 2 40.0 1948.4 -85.0 1863.4 View list
19 101039600 Van Der Westhuizen, D (Donald) 4 4.0 4 0 0 100.0 1935.5 425.0 2360.5 View list
20 103007373 Dinham, J (James) 4 3.0 3 0 1 75.0 1974.7 212.5 2187.2 View list