Player Page

Mnguni, JD (Jakob)
Dob: 1992/11/07 (Adult)
Gender: Male
Chess SA id: 192023485
FIDE id:
Region: Tshwane (GTP)
Citizen: RSA
Title(s):
Last active: 2024/10/26 (8 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 rating2156.5
Current Weighted rating2151.3
Current Weighted performance2120.8
Current official/published rating (highest between Raw, WR and WP)2156.5
Current highest rating achieved2224.8
Current floor (min rating allowed)1724.8
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)±42.4
Current Raw change used (final)0.0
Projected new Raw rating2156.5
Projected new Weighed rating1980.0
Projected new Weighted performance2120.8
Projected new final Raw rating (if new WP > new Raw)2156.5
Projected new highest rating2224.8
Projected new floor1724.8
Projected new K-facor16
Projected new official/published rating (highest between new Raw, new WR and new WP)2156.5
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 rating2169.4
Current Weighted rating2158.9
Current Weighted performance2120.8
Current official/published rating (highest between Raw, WR and WP)2169.4
Current highest rating achieved2232.4
Current floor (min rating allowed)1732.4
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)±41.7
Current Raw change used (final)0.0
Projected new Raw rating2169.4
Projected new Weighed rating1986.8
Projected new Weighted performance2120.8
Projected new final Raw rating (if new WP > new Raw)2169.4
Projected new highest rating2232.4
Projected new floor1732.4
Projected new K-facor16
Projected new official/published rating (highest between new Raw, new WR and new WP)2169.4
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 rating2098.5
Current Weighted rating2127.6
Current Weighted performance2003.9
Current official/published rating (highest between Raw, WR and WP)2127.6
Current highest rating achieved2211.4
Current floor (min rating allowed)1711.4
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)±46.1
Current Raw change used (final)0.0
Projected new Raw rating2098.5
Projected new Weighed rating1956.1
Projected new Weighted performance2003.9
Projected new final Raw rating (if new WP > new Raw)2098.5
Projected new highest rating2211.4
Projected new floor1711.4
Projected new K-facor16
Projected new official/published rating (highest between new Raw, new WR and new WP)2098.5
Projected effective change (new Official - current Official)-29.1
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 rating2111.2
Current Weighted rating2115.7
Current Weighted performance1624.8
Current official/published rating (highest between Raw, WR and WP)2115.7
Current highest rating achieved2206.3
Current floor (min rating allowed)1706.3
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)±45.3
Current Raw change used (final)0.0
Projected new Raw rating2111.2
Projected new Weighed rating1946.0
Projected new Weighted performance1624.8
Projected new final Raw rating (if new WP > new Raw)2111.2
Projected new highest rating2206.3
Projected new floor1706.3
Projected new K-facor16
Projected new official/published rating (highest between new Raw, new WR and new WP)2111.2
Projected effective change (new Official - current Official)-4.5
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
28 CPH Boksburg Open 2024 (Prestige 1) 2024/10/25 2024/10/26 Ekurhuleni (GE) Standard 90 0.94 5 2 0.0 2182.3 2197.6 Analysis
27 Laerskool Doringkloof Primary Open Chess Tournament 2024 (A) 2024/10/19 2024/10/19 Tshwane (GTP) Standard 60 0.83 5 5 3.0 2182.3 2197.6 Analysis
26 2024 Tshwane Chess Club Clash (Prestige) 2024/10/12 2024/10/12 Tshwane (GTP) Standard 60 0.83 5 5 4.5 2182.3 2197.6 Analysis
25 2024 Moja Chess Extravaganza (Prestige) 2024/09/25 2024/09/29 Frances Baard (NCF) Standard 120 1.00 9 9 6.5 2164.8 2174.6 Analysis
24 Centurion Chess Open Tournament 2024 (A) 2024/09/21 2024/09/21 Tshwane (GTP) Standard 60 0.83 5 5 4.0 2164.8 2174.6 Analysis
23 JCC Khelo India 1st Annual Chess Tournament 2024 (Pestige) 2024/08/31 2024/08/31 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.5 2164.8 2174.6 Analysis
22 Bojanala's FIDE In The Sparkling Waters 2024 (Prestige) 2024/08/16 2024/08/18 Bojanala Platina (NBR) Standard 120 1.00 6 0 0.0 2168.0 2174.6 Analysis
21 Bojanala's Kings & Queens Rapid and Doubles 2024 (Open) 2024/08/10 2024/08/10 Bojanala Platina (NBR) Rapid 15 0.39 7 7 6.0 2168.0 2108.4 Analysis
20 JNW Rapid - Helpmekaar Kollege 2024 2024/07/28 2024/07/28 Johannesburg Metro (GJM) Rapid 15 0.39 7 7 5.5 2180.7 2112.4 Analysis
19 Eureka Open 27 July 2024 (A) 2024/07/27 2024/07/27 Sedibeng (GSV) Standard 60 0.83 5 5 3.0 2180.7 2190.1 Analysis
18 Evaton Primary Open 20 July 2024 (A) 2024/07/20 2024/07/20 Sedibeng (GSV) Rapid 30 0.60 5 5 4.0 2180.7 2112.4 Analysis
17 Midvaal Winter Classic 13 July 2024 (A) 2024/07/13 2024/07/13 Sedibeng (GSV) Rapid 30 0.60 7 7 5.5 2180.7 2112.4 Analysis
16 JMC NG Weltevreden Church 2024 2024/06/29 2024/06/29 Johannesburg Metro (GJM) Rapid 15 0.39 7 7 6.0 2180.7 2112.4 Analysis
15 2024 Elise Steenkamp Open Chess Tournament (Kings) 2024/06/15 2024/06/17 Tshwane (GTP) Standard 90 0.94 7 7 6.5 2168.3 2174.7 Analysis
14 FIDE in the West 2024 (Open) 2024/06/08 2024/06/08 West Rand (GWR) Standard 60 0.83 5 5 5.0 2168.3 2174.7 Analysis
13 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 2168.3 2174.7 Analysis
12 Chess Power House May Open 2024 (A) 2024/05/25 2024/05/25 Johannesburg Metro (GJM) Standard 60 0.83 5 4 2.0 2187.2 2195.5 Analysis
11 JMC Crawford International Sandton 2024 (A) 2024/05/11 2024/05/11 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.0 2187.2 2195.5 Analysis
10 2024 Milos Ristic Open Chess Tournament (Prestige) 2024/04/27 2024/04/27 Tshwane (GTP) Standard 60 0.83 5 5 5.0 2159.4 2162.9 Analysis
9 2024 Silver Lakes Open Chess Tournament (Prestige) 2024/04/20 2024/04/20 Tshwane (GTP) Standard 60 0.83 5 5 4.0 2159.4 2162.9 Analysis
12
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
108 CPH Boksburg Open 2024 (Prestige 1) 2024/10/25 2024/10/26 Ekurhuleni (GE) Standard 90 0.94 5 2 0.0 2182.3 2197.6 Analysis
107 Laerskool Doringkloof Primary Open Chess Tournament 2024 (A) 2024/10/19 2024/10/19 Tshwane (GTP) Standard 60 0.83 5 5 3.0 2182.3 2197.6 Analysis
106 2024 Tshwane Chess Club Clash (Prestige) 2024/10/12 2024/10/12 Tshwane (GTP) Standard 60 0.83 5 5 4.5 2182.3 2197.6 Analysis
105 2024 Moja Chess Extravaganza (Prestige) 2024/09/25 2024/09/29 Frances Baard (NCF) Standard 120 1.00 9 9 6.5 2164.8 2174.6 Analysis
104 Centurion Chess Open Tournament 2024 (A) 2024/09/21 2024/09/21 Tshwane (GTP) Standard 60 0.83 5 5 4.0 2164.8 2174.6 Analysis
103 JCC Khelo India 1st Annual Chess Tournament 2024 (Pestige) 2024/08/31 2024/08/31 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.5 2164.8 2174.6 Analysis
102 Bojanala's FIDE In The Sparkling Waters 2024 (Prestige) 2024/08/16 2024/08/18 Bojanala Platina (NBR) Standard 120 1.00 6 0 0.0 2168.0 2174.6 Analysis
101 Bojanala's Kings & Queens Rapid and Doubles 2024 (Open) 2024/08/10 2024/08/10 Bojanala Platina (NBR) Rapid 15 0.39 7 7 6.0 2168.0 2108.4 Analysis
100 JNW Rapid - Helpmekaar Kollege 2024 2024/07/28 2024/07/28 Johannesburg Metro (GJM) Rapid 15 0.39 7 7 5.5 2180.7 2112.4 Analysis
99 Eureka Open 27 July 2024 (A) 2024/07/27 2024/07/27 Sedibeng (GSV) Standard 60 0.83 5 5 3.0 2180.7 2190.1 Analysis
98 Evaton Primary Open 20 July 2024 (A) 2024/07/20 2024/07/20 Sedibeng (GSV) Rapid 30 0.60 5 5 4.0 2180.7 2112.4 Analysis
97 Midvaal Winter Classic 13 July 2024 (A) 2024/07/13 2024/07/13 Sedibeng (GSV) Rapid 30 0.60 7 7 5.5 2180.7 2112.4 Analysis
96 JMC NG Weltevreden Church 2024 2024/06/29 2024/06/29 Johannesburg Metro (GJM) Rapid 15 0.39 7 7 6.0 2180.7 2112.4 Analysis
95 2024 Elise Steenkamp Open Chess Tournament (Kings) 2024/06/15 2024/06/17 Tshwane (GTP) Standard 90 0.94 7 7 6.5 2168.3 2174.7 Analysis
94 FIDE in the West 2024 (Open) 2024/06/08 2024/06/08 West Rand (GWR) Standard 60 0.83 5 5 5.0 2168.3 2174.7 Analysis
93 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 2168.3 2174.7 Analysis
92 Chess Power House May Open 2024 (A) 2024/05/25 2024/05/25 Johannesburg Metro (GJM) Standard 60 0.83 5 4 2.0 2187.2 2195.5 Analysis
91 JMC Crawford International Sandton 2024 (A) 2024/05/11 2024/05/11 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.0 2187.2 2195.5 Analysis
90 2024 Milos Ristic Open Chess Tournament (Prestige) 2024/04/27 2024/04/27 Tshwane (GTP) Standard 60 0.83 5 5 5.0 2159.4 2162.9 Analysis
89 2024 Silver Lakes Open Chess Tournament (Prestige) 2024/04/20 2024/04/20 Tshwane (GTP) Standard 60 0.83 5 5 4.0 2159.4 2162.9 Analysis
123456
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 155 100 29 26 114.5 73.9 202.9 1898.0 2100.9
White 78 54 14 10 61.0 78.2 239.7 1910.0 2149.7
Black 77 46 15 16 53.5 69.5 165.6 1885.9 2051.5
Standard All 108 68 24 16 80.0 74.1 204.6 1932.8 2137.4
White 54 38 10 6 43.0 79.6 251.9 1937.3 2189.2
Black 54 30 14 10 37.0 68.5 157.4 1928.2 2085.6
Rapid All 38 27 4 7 29.0 76.3 223.7 1823.3 2047.0
White 20 14 3 3 15.5 77.5 233.8 1845.8 2079.5
Black 18 13 1 4 13.5 75.0 212.5 1798.4 2010.9
Blitz All 9 5 1 3 5.5 61.1 94.4 1796.6 1891.0
White 4 2 1 1 2.5 62.5 106.3 1862.3 1968.6
Black 5 3 0 2 3.0 60.0 85.0 1744.0 1829.0
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 610 388 118 104 447.0 73.3 197.9 1873.9 2071.8
White 311 212 58 41 241.0 77.5 233.7 1876.8 2110.5
Black 299 176 60 63 206.0 68.9 160.6 1870.9 2031.5
Standard All 399 251 92 56 297.0 74.4 207.7 1882.6 2090.3
White 205 137 45 23 159.5 77.8 236.3 1879.1 2115.5
Black 194 114 47 33 137.5 70.9 177.4 1886.2 2063.6
Rapid All 102 68 13 21 74.5 73.0 195.8 1835.9 2031.7
White 54 37 8 9 41.0 75.9 220.4 1855.8 2076.1
Black 48 31 5 12 33.5 69.8 168.2 1813.5 1981.7
Blitz All 109 69 13 27 75.5 69.3 163.8 1877.9 2041.7
White 52 38 5 9 40.5 77.9 237.0 1889.5 2126.5
Black 57 31 8 18 35.0 61.4 96.9 1867.4 1964.3
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 101015487 Khumalo, KB (Keith) 31 13.5 6 15 10 43.5 2168.8 -54.8 2114.0 View list
2 184019054 Mabusela, JM (Johannes) 30 12.5 3 19 8 41.7 2155.4 -70.8 2084.5 View list
3 194026329 Mwale, J (Joseph) 18 8.0 6 4 8 44.4 2151.0 -47.2 2103.8 View list
4 103022974 Mhango, BF (Banele) 17 4.0 1 6 10 23.5 2149.7 -225.0 1924.7 View list
5 182025885 Mthunzi, B (Brighton) 15 9.5 6 7 2 63.3 2141.9 113.3 2255.2 View list
6 101023373 Mlahleki, V (Vusimuzi) 15 9.0 6 6 3 60.0 2166.8 85.0 2251.8 View list
7 192043627 Zwakala, N (Ntando) 13 8.5 4 9 0 65.4 2153.3 130.8 2284.0 View list
8 187019959 Makoto, R (Rodwell) 13 5.0 2 6 5 38.5 2159.3 -98.1 2061.2 View list
9 185028656 Oatlhotse, P (Providence) 11 6.5 5 3 3 59.1 2170.6 77.3 2247.9 View list
10 187025727 Mpya, TM (Tshediso) 9 6.5 5 3 1 72.2 2155.6 188.9 2344.5 View list
11 184027327 Nene, TH (Themba) 8 8.0 8 0 0 100.0 2152.9 425.0 2577.9 View list
12 101050584 Mazibuko, K (Khanya) 8 6.5 6 1 1 81.3 2152.6 265.6 2418.2 View list
13 191012376 Hercules, BV (Benjamin) 8 5.5 5 1 2 68.8 2136.8 159.4 2296.2 View list
14 199021497 Masiya, MA (Mfundo) 8 3.5 3 1 4 43.8 2157.3 -53.1 2104.1 View list
15 105058538 Smit, D (Devon) 7 6.0 6 0 1 85.7 2152.1 303.6 2455.7 View list
16 173022117 Mbedza, R (Richard) 7 4.5 4 1 2 64.3 2161.3 121.4 2282.7 View list
17 105009732 Fourie, B (Brandon) 6 6.0 6 0 0 100.0 2155.5 425.0 2580.5 View list
18 171036270 Steyn, H (Hans) 6 5.0 4 2 0 83.3 2174.6 283.3 2457.9 View list
19 107092639 Simpson, M (Michael) 6 3.0 3 0 3 50.0 2156.0 0.0 2156.0 View list
20 105060746 De Meyer, M (Marco) 5 5.0 5 0 0 100.0 2151.1 425.0 2576.1 View list