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: 2024/09/29 (13 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 rating2207.9
Current Weighted rating2178.6
Current Weighted performance2152.4
Current official/published rating (highest between Raw, WR and WP)2207.9
Current highest rating achieved2235.1
Current floor (min rating allowed)1735.1
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)±39.4
Current Raw change used (final)0.0
Projected new Raw rating2207.9
Projected new Weighed rating2005.4
Projected new Weighted performance2152.4
Projected new final Raw rating (if new WP > new Raw)2207.9
Projected new highest rating2235.1
Projected new floor1735.1
Projected new K-facor16
Projected new official/published rating (highest between new Raw, new WR and new WP)2207.9
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 rating2263.6
Current Weighted rating2192.0
Current Weighted performance2152.4
Current official/published rating (highest between Raw, WR and WP)2263.6
Current highest rating achieved2290.3
Current floor (min rating allowed)1790.3
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)±36.4
Current Raw change used (final)0.0
Projected new Raw rating2263.6
Projected new Weighed rating2018.6
Projected new Weighted performance2152.4
Projected new final Raw rating (if new WP > new Raw)2263.6
Projected new highest rating2290.3
Projected new floor1790.3
Projected new K-facor16
Projected new official/published rating (highest between new Raw, new WR and new WP)2263.6
Projected effective change (new Official - current Official)=0.0
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 rating2193.7
Current Weighted rating2171.8
Current Weighted performance2042.7
Current official/published rating (highest between Raw, WR and WP)2193.7
Current highest rating achieved2220.9
Current floor (min rating allowed)1720.9
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)±40.3
Current Raw change used (final)0.0
Projected new Raw rating2193.7
Projected new Weighed rating2000.5
Projected new Weighted performance2042.7
Projected new final Raw rating (if new WP > new Raw)2193.7
Projected new highest rating2220.9
Projected new floor1720.9
Projected new K-facor16
Projected new official/published rating (highest between new Raw, new WR and new WP)2193.7
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 rating2231.3
Current Weighted rating2216.1
Current Weighted performance1976.3
Current official/published rating (highest between Raw, WR and WP)2231.3
Current highest rating achieved2264.5
Current floor (min rating allowed)1764.5
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)±38.2
Current Raw change used (final)0.0
Projected new Raw rating2231.3
Projected new Weighed rating2040.4
Projected new Weighted performance1976.3
Projected new final Raw rating (if new WP > new Raw)2231.3
Projected new highest rating2264.5
Projected new floor1764.5
Projected new K-facor16
Projected new official/published rating (highest between new Raw, new WR and new WP)2231.3
Projected effective change (new Official - current Official)=0.0
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
31 2024 Moja Chess Extravaganza (Prestige) 2024/09/25 2024/09/29 Frances Baard (NCF) Standard 120 1.00 9 8 5.0 2215.4 2284.4 Analysis
30 7th Annual UFH Heritage Open 2024 (A) 2024/09/21 2024/09/22 Amathole (EAL) Standard 90 0.94 7 7 6.0 2215.4 2284.4 Analysis
29 Mzansi Spring Open 2024 (Expert) 2024/09/07 2024/09/07 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.0 2215.4 2284.4 Analysis
28 JCC Khelo India 1st Annual Chess Tournament 2024 (Pestige) 2024/08/31 2024/08/31 Johannesburg Metro (GJM) Standard 60 0.83 5 4 4.0 2215.4 2284.4 Analysis
27 Bojanala's FIDE In The Sparkling Waters 2024 (Prestige) 2024/08/16 2024/08/18 Bojanala Platina (NBR) Standard 120 1.00 6 6 5.0 2213.4 2290.3 Analysis
26 Hackers Open 2024 (Blitz) 2024/08/11 2024/08/11 Buffalo City (EBC) Blitz 5 0.18 7 7 7.0 2213.4 2226.2 Analysis
25 Hackers Open 2024 (A) 2024/08/10 2024/08/11 Buffalo City (EBC) Standard 90 0.94 6 6 5.5 2213.4 2290.3 Analysis
24 JNW Rapid - Helpmekaar Kollege 2024 2024/07/28 2024/07/28 Johannesburg Metro (GJM) Rapid 15 0.39 7 7 5.0 2171.9 2220.9 Analysis
23 Eureka Open 27 July 2024 (A) 2024/07/27 2024/07/27 Sedibeng (GSV) Standard 60 0.83 5 4 4.0 2171.9 2182.6 Analysis
22 Incognito Invitational 2024 (A) 2024/07/21 2024/07/21 Bojanala Platina (NBR) Standard 60 0.83 5 5 4.5 2171.9 2182.6 Analysis
21 Evaton Primary Open 20 July 2024 (A) 2024/07/20 2024/07/20 Sedibeng (GSV) Rapid 30 0.60 5 5 4.0 2171.9 2220.9 Analysis
20 Midvaal Winter Classic 13 July 2024 (A) 2024/07/13 2024/07/13 Sedibeng (GSV) Rapid 30 0.60 7 7 6.0 2171.9 2220.9 Analysis
19 South African Open Chess Championship 2024 (Blitz) 2024/07/04 2024/07/04 Ethekwini (KED) Blitz 5 0.18 11 11 8.0 2171.9 2258.5 Analysis
18 South African Open Chess Championship 2024 (A) 2024/06/29 2024/07/07 Ethekwini (KED) Standard 120 1.00 11 11 8.5 2171.9 2182.6 Analysis
17 Chess Power House June Open 2024 (A) 2024/06/23 2024/06/23 Ekurhuleni (GE) Standard 60 0.83 5 5 4.0 2169.4 2178.9 Analysis
16 2024 Elise Steenkamp Open Chess Tournament (Kings) 2024/06/15 2024/06/17 Tshwane (GTP) Standard 90 0.94 7 7 6.0 2169.4 2178.9 Analysis
15 JMC Trinityhouse Little Falls 2024 (A) 2024/06/02 2024/06/02 Johannesburg Metro (GJM) Standard 60 0.83 5 4 3.0 2169.4 2178.9 Analysis
14 2024 Johannes Mabusela's 40th Birthday Chess Tournament F Section (Prestige) 2024/06/01 2024/06/01 Tshwane (GTP) Standard 60 0.83 5 5 3.5 2169.4 2178.9 Analysis
13 10th Piet van Zyl Chess Festival 2024 (A+B) 2024/05/24 2024/05/25 Mangaung (FMB) Standard 90 0.94 5 5 4.5 2192.3 2206.4 Analysis
12 JMC Crawford International Sandton 2024 (A) 2024/05/11 2024/05/11 Johannesburg Metro (GJM) Standard 60 0.83 5 4 2.5 2192.3 2206.4 Analysis
12
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
164 2024 Moja Chess Extravaganza (Prestige) 2024/09/25 2024/09/29 Frances Baard (NCF) Standard 120 1.00 9 8 5.0 2215.4 2284.4 Analysis
163 7th Annual UFH Heritage Open 2024 (A) 2024/09/21 2024/09/22 Amathole (EAL) Standard 90 0.94 7 7 6.0 2215.4 2284.4 Analysis
162 Mzansi Spring Open 2024 (Expert) 2024/09/07 2024/09/07 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.0 2215.4 2284.4 Analysis
161 JCC Khelo India 1st Annual Chess Tournament 2024 (Pestige) 2024/08/31 2024/08/31 Johannesburg Metro (GJM) Standard 60 0.83 5 4 4.0 2215.4 2284.4 Analysis
160 Bojanala's FIDE In The Sparkling Waters 2024 (Prestige) 2024/08/16 2024/08/18 Bojanala Platina (NBR) Standard 120 1.00 6 6 5.0 2213.4 2290.3 Analysis
159 Hackers Open 2024 (Blitz) 2024/08/11 2024/08/11 Buffalo City (EBC) Blitz 5 0.18 7 7 7.0 2213.4 2226.2 Analysis
158 Hackers Open 2024 (A) 2024/08/10 2024/08/11 Buffalo City (EBC) Standard 90 0.94 6 6 5.5 2213.4 2290.3 Analysis
157 JNW Rapid - Helpmekaar Kollege 2024 2024/07/28 2024/07/28 Johannesburg Metro (GJM) Rapid 15 0.39 7 7 5.0 2171.9 2220.9 Analysis
156 Eureka Open 27 July 2024 (A) 2024/07/27 2024/07/27 Sedibeng (GSV) Standard 60 0.83 5 4 4.0 2171.9 2182.6 Analysis
155 Incognito Invitational 2024 (A) 2024/07/21 2024/07/21 Bojanala Platina (NBR) Standard 60 0.83 5 5 4.5 2171.9 2182.6 Analysis
154 Evaton Primary Open 20 July 2024 (A) 2024/07/20 2024/07/20 Sedibeng (GSV) Rapid 30 0.60 5 5 4.0 2171.9 2220.9 Analysis
153 Midvaal Winter Classic 13 July 2024 (A) 2024/07/13 2024/07/13 Sedibeng (GSV) Rapid 30 0.60 7 7 6.0 2171.9 2220.9 Analysis
152 South African Open Chess Championship 2024 (Blitz) 2024/07/04 2024/07/04 Ethekwini (KED) Blitz 5 0.18 11 11 8.0 2171.9 2258.5 Analysis
151 South African Open Chess Championship 2024 (A) 2024/06/29 2024/07/07 Ethekwini (KED) Standard 120 1.00 11 11 8.5 2171.9 2182.6 Analysis
150 Chess Power House June Open 2024 (A) 2024/06/23 2024/06/23 Ekurhuleni (GE) Standard 60 0.83 5 5 4.0 2169.4 2178.9 Analysis
149 2024 Elise Steenkamp Open Chess Tournament (Kings) 2024/06/15 2024/06/17 Tshwane (GTP) Standard 90 0.94 7 7 6.0 2169.4 2178.9 Analysis
148 JMC Trinityhouse Little Falls 2024 (A) 2024/06/02 2024/06/02 Johannesburg Metro (GJM) Standard 60 0.83 5 4 3.0 2169.4 2178.9 Analysis
147 2024 Johannes Mabusela's 40th Birthday Chess Tournament F Section (Prestige) 2024/06/01 2024/06/01 Tshwane (GTP) Standard 60 0.83 5 5 3.5 2169.4 2178.9 Analysis
146 10th Piet van Zyl Chess Festival 2024 (A+B) 2024/05/24 2024/05/25 Mangaung (FMB) Standard 90 0.94 5 5 4.5 2192.3 2206.4 Analysis
145 JMC Crawford International Sandton 2024 (A) 2024/05/11 2024/05/11 Johannesburg Metro (GJM) Standard 60 0.83 5 4 2.5 2192.3 2206.4 Analysis
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Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 191 131 37 23 149.5 78.3 240.3 1907.9 2148.2
White 94 58 24 12 70.0 74.5 208.0 1928.0 2136.0
Black 97 73 13 11 79.5 82.0 271.6 1888.5 2160.1
Standard All 140 94 28 18 108.0 77.1 230.7 1927.9 2158.6
White 69 40 19 10 49.5 71.7 184.8 1967.4 2152.1
Black 71 54 9 8 58.5 82.4 275.4 1889.5 2164.9
Rapid All 24 16 7 1 19.5 81.3 265.6 1904.2 2169.9
White 12 8 4 0 10.0 83.3 283.3 1838.0 2121.3
Black 12 8 3 1 9.5 79.2 247.9 1970.5 2218.4
Blitz All 27 21 2 4 22.0 81.5 267.6 1807.8 2075.4
White 13 10 1 2 10.5 80.8 261.5 1802.5 2064.0
Black 14 11 1 2 11.5 82.1 273.2 1812.7 2085.9
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 1027 661 239 127 780.5 76.0 221.0 1815.8 2036.8
White 521 340 126 55 403.0 77.4 232.5 1814.7 2047.1
Black 506 321 113 72 377.5 74.6 209.1 1816.9 2026.1
Standard All 742 452 189 101 546.5 73.7 201.0 1817.3 2018.4
White 373 229 100 44 279.0 74.8 210.8 1823.4 2034.2
Black 369 223 89 57 267.5 72.5 191.2 1811.1 2002.3
Rapid All 73 50 17 6 58.5 80.1 256.2 1862.5 2118.6
White 39 28 8 3 32.0 82.1 272.4 1806.1 2078.6
Black 34 22 9 3 26.5 77.9 237.5 1927.1 2164.6
Blitz All 212 159 33 20 175.5 82.8 278.7 1794.4 2073.0
White 109 83 18 8 92.0 84.4 292.4 1787.7 2080.1
Black 103 76 15 12 83.5 81.1 264.1 1801.4 2065.5
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 103022974 Mhango, BF (Banele) 42 20.5 5 31 6 48.8 2111.9 -10.1 2101.8 View list
2 184019054 Mabusela, JM (Johannes) 30 12.5 6 13 11 41.7 2086.9 -70.8 2016.1 View list
3 192023485 Mnguni, JD (Jakob) 29 16.0 9 14 6 55.2 2112.4 44.0 2156.4 View list
4 194026329 Mwale, J (Joseph) 26 13.0 9 8 9 50.0 2071.8 0.0 2071.8 View list
5 101050584 Mazibuko, K (Khanya) 23 15.5 10 11 2 67.4 2086.1 147.8 2233.9 View list
6 185028656 Oatlhotse, P (Providence) 18 9.0 5 8 5 50.0 2094.1 0.0 2094.1 View list
7 101023373 Mlahleki, V (Vusimuzi) 16 10.0 5 10 1 62.5 2090.9 106.3 2197.1 View list
8 191012376 Hercules, BV (Benjamin) 15 5.5 3 5 7 36.7 2054.5 -113.3 1941.2 View list
9 187019959 Makoto, R (Rodwell) 13 7.5 3 9 1 57.7 2069.9 65.4 2135.3 View list
10 197084822 Mathebula, X (Xolani Cebo) 12 10.0 9 2 1 83.3 2086.2 283.3 2369.6 View list
11 182025885 Mthunzi, B (Brighton) 12 8.0 5 6 1 66.7 2074.1 141.7 2215.8 View list
12 183068085 Magagula, R (Raymond) 11 11.0 11 0 0 100.0 2115.1 425.0 2540.1 View list
13 107092639 Simpson, M (Michael) 11 9.0 8 2 1 81.8 2124.3 270.5 2394.8 View list
14 105058538 Smit, D (Devon) 10 9.0 8 2 0 90.0 2120.4 340.0 2460.4 View list
15 182004314 Cawdery, DJ (Daniel) 10 1.5 0 3 7 15.0 2087.4 -297.5 1789.9 View list
16 110086011 Felix, R (Raphael) 8 7.0 7 0 1 87.5 2112.6 318.8 2431.4 View list
17 198056522 Teeke, K (Karabo) 8 6.0 5 2 1 75.0 2090.0 212.5 2302.5 View list
18 103007373 Dinham, J (James) 8 4.5 4 1 3 56.3 2116.0 53.1 2169.1 View list
19 105029067 Oosthuizen, MJ (Michal) 8 4.5 3 3 2 56.3 2098.0 53.1 2151.1 View list
20 199021497 Masiya, MA (Mfundo) 8 4.5 2 5 1 56.3 2017.2 53.1 2070.3 View list