Player Page

Van Zyl-Rudd, J (Jack)
Dob: 2002/07/10 (Adult)
Gender: Male
Chess SA id: 102041158
FIDE id:
Region: Nelson Mandela Bay (ENM)
Citizen: RSA
Title(s): FM
Last active: 2024/03/09 (42 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 rating2341.1
Curent Weighted rating2264.3
Curent Weighted performance1581.8
Current official/published rating (highest between Raw, WR and WP)2341.1
Current floor (min rating allowed)1846.9
Current highest rating achieved2346.9
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)±32.6
Current Raw change used (final)0.0
Projected new Raw rating2341.1
Projected new Weighed rating2271.7
Projected new Weighted performance1581.8
Projected new official/published rating (highest between new Raw, new WR and new WP)2341.1
Projected effective change (new Official - current Official)=0.0
Projected new highest rating2346.9
Projected new floor1846.9
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 rating2356.7
Curent Weighted rating2274.1
Curent Weighted performance1576.2
Current official/published rating (highest between Raw, WR and WP)2356.7
Current floor (min rating allowed)1864.2
Current highest rating achieved2364.2
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)±31.9
Current Raw change used (final)0.0
Projected new Raw rating2356.7
Projected new Weighed rating2282.0
Projected new Weighted performance1576.2
Projected new official/published rating (highest between new Raw, new WR and new WP)2356.7
Projected effective change (new Official - current Official)=0.0
Projected new highest rating2364.2
Projected new floor1864.2
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 rating2130.2
Curent Weighted rating2122.6
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)2130.2
Current floor (min rating allowed)1630.2
Current highest rating achieved2130.2
Current K-factor20
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)±44.1
Current Raw change used (final)0.0
Projected new Raw rating2130.2
Projected new Weighed rating2123.4
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)2130.2
Projected effective change (new Official - current Official)=0.0
Projected new highest rating2130.2
Projected new floor1630.2
Projected new K-facor20
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 rating2118.2
Curent Weighted rating2118.2
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)2118.2
Current floor (min rating allowed)1630.2
Current highest rating achieved2137.4
Current K-factor20
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)±44.8
Current Raw change used (final)0.0
Projected new Raw rating2118.2
Projected new Weighed rating2118.2
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)2118.2
Projected effective change (new Official - current Official)=0.0
Projected new highest rating2137.4
Projected new floor1630.2
Projected new K-facor20
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
1 UCC Strategic Moves 2024 (A) 2024/03/08 2024/03/09 Nelson Mandela Bay (ENM) Standard 65 0.85 5 5 4.5 2346.9 2364.2 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
24 UCC Strategic Moves 2024 (A) 2024/03/08 2024/03/09 Nelson Mandela Bay (ENM) Standard 65 0.85 5 5 4.5 2346.9 2364.2 Analysis
23 Uitenhage Chess Club Grand Prix 2023 (A) 2023/08/25 2023/08/26 Nelson Mandela Bay (ENM) Standard 60 0.83 5 5 5.0 2229.2 2235.8 Analysis
22 2020 Boardwalk Pearson Open Chess Festival (IM Norm) 2020/03/11 2020/03/17 Nelson Mandela Bay (ENM) Standard 150 1.00 10 10 3.5 2232.1 2239.6 Analysis
21 2019 South African Junior Team Championships (U18A) 2020/01/04 2020/01/08 4 Knights (4K) Standard 120 1.00 7 7 5.5 2251.8 2259.4 Analysis
20 Adelboden Open 2019 2019/12/13 2019/12/15 Switzerland (SUI) Standard 135 1.00 5 5 4.0 2221.9 2220.7 Analysis
19 11th CSC London Chess Classic Blitz A 2019 2019/12/08 2019/12/08 England (ENG) Blitz 5 0.18 11 11 6.0 2221.9 2137.4 Analysis
18 11th CSC London Chess Classic Rapid Under 1825 2019 2019/12/07 2019/12/07 England (ENG) Rapid 25 0.54 7 6 5.5 2221.9 2124.4 Analysis
17 11th CSC London Chess Classic FIDE Open 2019 2019/11/29 2019/12/06 England (ENG) Standard 150 1.00 9 9 5.5 2221.9 2220.7 Analysis
16 NMBYCC Closed 2019 (U18) 2019/07/26 2019/07/27 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 6.0 2226.9 2225.5 Analysis
15 Nelson Mandela Bay Junior Trials 4 2019 (U18+U20) 2019/07/12 2019/07/13 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 6.0 2226.9 2225.5 Analysis
14 Sandy Matthews Memorial 2019 2019/05/14 2019/07/02 Nelson Mandela Bay (ENM) Standard 120 1.00 7 1 0.5 2226.9 2225.5 Analysis
13 NMBJCU Trials 3 2019 (U18) 2019/05/10 2019/05/11 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 6.0 2238.4 2237.7 Analysis
12 King Cars PECC Grand Prix Third Leg 2019 2019/04/27 2019/05/04 Nelson Mandela Bay (ENM) Standard 92 0.94 6 6 5.0 2238.4 2237.7 Analysis
11 Open El Ksiba Blitz 2019 2019/04/11 2019/04/11 Morocco (MAR) Blitz 5 0.18 11 11 7.0 2216.3 2090.8 Analysis
10 Open El Ksiba 2019 2019/04/08 2019/04/13 Morocco (MAR) Standard 120 1.00 9 9 6.5 2216.3 2218.5 Analysis
9 2019 Boardwalk Pearson Open (GM Norm) 2019/03/25 2019/04/03 Nelson Mandela Bay (ENM) Standard 150 1.00 10 10 2.5 2216.3 2218.5 Analysis
8 Ultimate Chess Open 2018 (A) 2018/11/30 2018/12/01 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 5.5 2222.5 2226.0 Analysis
7 Oslo Chess Festival 2018 2018/09/30 2018/10/07 Norway (NOR) Standard 120 1.00 10 9 6.0 2194.9 2199.0 Analysis
6 King Cars PECC Grand Prix Third Leg 2018 2018/06/22 2018/06/24 Nelson Mandela Bay (ENM) Standard 92 0.94 6 6 6.0 2187.0 2190.8 Analysis
5 2018 Capablanca RR (GM Norm) 2018/04/26 2018/05/01 Tshwane (GTP) Standard 135 1.00 9 9 3.0 2163.6 2168.8 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 5 4 1 0 4.5 90.0 340.0 1708.4 2048.4
White 3 2 1 0 2.5 83.3 283.3 1696.0 1979.4
Black 2 2 0 0 2.0 100.0 425.0 1726.8 2151.8
Standard All 5 4 1 0 4.5 90.0 340.0 1708.4 2048.4
White 3 2 1 0 2.5 83.3 283.3 1696.0 1979.4
Black 2 2 0 0 2.0 100.0 425.0 1726.8 2151.8
Rapid 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
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 173 99 47 27 122.5 70.8 176.9 1898.3 2075.2
White 92 57 22 13 68.0 73.9 203.3 1873.9 2077.2
Black 81 42 25 14 54.5 67.3 146.9 1926.0 2072.9
Standard All 136 76 42 18 97.0 71.3 181.3 1912.2 2093.5
White 73 45 20 8 55.0 75.3 215.4 1886.6 2102.0
Black 63 31 22 10 42.0 66.7 141.7 1941.9 2083.6
Rapid All 6 5 1 0 5.5 91.7 354.2 1643.5 1997.7
White 3 3 0 0 3.0 100.0 425.0 1568.3 1993.3
Black 3 2 1 0 2.5 83.3 283.3 1718.7 2002.0
Blitz All 31 18 4 9 20.0 64.5 123.4 1886.6 2009.9
White 16 9 2 5 10.0 62.5 106.3 1873.4 1979.7
Black 15 9 2 4 10.0 66.7 141.7 1900.5 2042.2
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 182004314 Cawdery, DJ (Daniel) 6 2.0 0 4 2 33.3 2197.5 -141.7 2055.8 View list
2 178013396 Jacobs, KT (Kevin) 4 3.5 3 1 0 87.5 2206.8 318.8 2525.5 View list
3 195011466 Grover, S (Sahaj) 4 1.5 0 3 1 37.5 2180.2 -106.3 2073.9 View list
4 199000140 Acar, CG (Cameron) 3 3.0 3 0 0 100.0 2171.9 425.0 2596.9 View list
5 107057083 Lagardien, I (Ismaeel) 3 3.0 3 0 0 100.0 2266.2 425.0 2691.2 View list
6 102077410 Reans, S (Simbonisiwe) 3 3.0 3 0 0 100.0 2230.7 425.0 2655.7 View list
7 103037222 Taljard, D (Dante) 3 3.0 3 0 0 100.0 2230.7 425.0 2655.7 View list
8 106027371 Nevin, TW (Tyler) 3 2.0 1 2 0 66.7 2213.4 141.7 2355.0 View list
9 185028656 Oatlhotse, P (Providence) 3 1.5 0 3 0 50.0 2196.2 0.0 2196.2 View list
10 188015007 Kayonde, A (Andrew) 3 1.0 0 2 1 33.3 2209.3 -141.7 2067.6 View list
11 100006110 Davids, T (Taariq) 2 2.0 2 0 0 100.0 2175.7 425.0 2600.7 View list
12 101066740 Banks, DA (Delano) 2 2.0 2 0 0 100.0 2124.4 425.0 2549.4 View list
13 103048671 Assam, G (Gerrick) 2 2.0 2 0 0 100.0 2232.7 425.0 2657.7 View list
14 103010939 Govindsamy, M (Matthew) 2 2.0 2 0 0 100.0 2226.9 425.0 2651.9 View list
15 1820104922 Kritzinger, A (Andre) 2 2.0 2 0 0 100.0 2230.4 425.0 2655.4 View list
16 190019285 Mafanya, K (Kulasande) 2 2.0 2 0 0 100.0 2208.1 425.0 2633.1 View list
17 188026711 Nasilowski, R (Rinus) 2 2.0 2 0 0 100.0 2212.7 425.0 2637.7 View list
18 107057087 Peter, NM (Neathan) 2 2.0 2 0 0 100.0 2199.0 425.0 2624.0 View list
19 102033673 Schutte, W (Wian) 2 2.0 2 0 0 100.0 2175.7 425.0 2600.7 View list
20 102039113 Van Der Merwe, D (Dillen) 2 2.0 2 0 0 100.0 2232.7 425.0 2657.7 View list