Player Page

Grobler, Z (Zander)
Dob: 2009/05/07 (U16)
Gender: Male
Chess SA id: 109066919
FIDE id:
Region: Ehlanzeni (MEN)
Citizen: RSA
Title(s):
Last active: 2023/07/29 (294 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 rating1309.4
Curent Weighted rating1301.9
Curent Weighted performance893.4
Current official/published rating (highest between Raw, WR and WP)1309.4
Current floor (min rating allowed)809.4
Current highest rating achieved1309.4
Current K-factor36
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)±141.9
Current Raw change used (final)0.0
Projected new Raw rating1309.4
Projected new Weighed rating1303.1
Projected new Weighted performance893.4
Projected new official/published rating (highest between new Raw, new WR and new WP)1309.4
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1309.4
Projected new floor809.4
Projected new K-facor36
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 rating1332.2
Curent Weighted rating1323.7
Curent Weighted performance894.6
Current official/published rating (highest between Raw, WR and WP)1332.2
Current floor (min rating allowed)832.2
Current highest rating achieved1332.2
Current K-factor36
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)±137.3
Current Raw change used (final)0.0
Projected new Raw rating1332.2
Projected new Weighed rating1325.1
Projected new Weighted performance894.6
Projected new official/published rating (highest between new Raw, new WR and new WP)1332.2
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1332.2
Projected new floor832.2
Projected new K-facor36
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 rating627.2
Curent Weighted rating627.2
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)627.2
Current floor (min rating allowed)500.0
Current highest rating achieved643.0
Current K-factor40
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)±375.0
Current Raw change used (final)0.0
Projected new Raw rating627.2
Projected new Weighed rating627.2
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)627.2
Projected effective change (new Official - current Official)=0.0
Projected new highest rating643.0
Projected new floor500.0
Projected new K-facor40
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 rating627.2
Curent Weighted rating627.2
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)627.2
Current floor (min rating allowed)500.0
Current highest rating achieved643.0
Current K-factor40
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)±375.0
Current Raw change used (final)0.0
Projected new Raw rating627.2
Projected new Weighed rating627.2
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)627.2
Projected effective change (new Official - current Official)=0.0
Projected new highest rating643.0
Projected new floor500.0
Projected new K-facor40
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
19 Interhigh 2023 (U15) 2023/07/29 2023/07/29 Ehlanzeni (MEN) Standard 63 0.84 3 2 2.0 1285.2 1304.8 Analysis
18 White River Primary 2022 (U14) 2022/07/30 2022/07/30 Ehlanzeni (MEN) Standard 62 0.84 5 5 4.0 1238.0 1250.4 Analysis
17 Uplands Chess Tournament 2022 (U14) 2022/02/26 2022/02/26 Ehlanzeni (MEN) Standard 62 0.84 5 5 4.0 1188.7 1191.7 Analysis
16 Bergvlam Tournament 2020 (U12) 2020/03/14 2020/03/14 Ehlanzeni (MEN) Standard 63 0.84 5 5 3.0 1158.5 1153.5 Analysis
15 2019 South African Junior Team Championships (U12A) 2020/01/04 2020/01/08 4 Knights (4K) Standard 120 1.00 7 7 1.0 1220.1 1216.9 Analysis
14 Barberton Primary 2019 (U12) 2019/07/27 2019/07/27 Ehlanzeni (MEN) Standard 63 0.84 5 5 4.0 1195.7 1191.7 Analysis
13 Ehlanzeni Open 2019 (C) 2019/07/20 2019/07/20 Ehlanzeni (MEN) Standard 60 0.83 5 5 2.0 1195.7 1191.7 Analysis
12 De Goede Top 10 2019 (U12) 2019/07/03 2019/07/03 Ehlanzeni (MEN) Standard 60 0.83 5 5 3.0 1195.7 1191.7 Analysis
11 Rob Ferreira 2019 (B) 2019/04/06 2019/04/06 Ehlanzeni (MEN) Standard 63 0.84 5 5 3.0 1209.9 1210.1 Analysis
10 Penryn Age Open 2019 (U12) 2019/02/09 2019/02/09 Ehlanzeni (MEN) Standard 63 0.84 5 5 4.0 1177.6 1172.1 Analysis
9 South African Junior Team Championships 2018 (U10C) 2018/12/16 2018/12/20 4 Knights (4K) Standard 120 1.00 7 7 6.0 1061.2 1060.9 Analysis
8 De Goede Top 20 Closed 2018 (U10 Open) 2018/08/18 2018/08/18 Ehlanzeni (MEN) Standard 60 0.83 5 5 3.5 997.5 1000.4 Analysis
7 Lowveld Open 2018 (C) 2018/07/28 2018/07/28 Ehlanzeni (MEN) Standard 63 0.84 5 5 2.0 996.2 997.6 Analysis
6 Malelane Primary 2018 (U10 Open) 2018/07/21 2018/07/21 Ehlanzeni (MEN) Standard 63 0.84 5 5 3.5 996.2 997.6 Analysis
5 Curro Age Open 2018 (U8+U10 Open) 2018/05/12 2018/05/12 Ehlanzeni (MEN) Standard 63 0.84 5 4 2.0 837.0 862.4 Analysis
4 Penryn Age Open 2018 (U8+U10) 2018/04/21 2018/04/21 Ehlanzeni (MEN) Standard 63 0.84 5 5 4.0 720.4 724.8 Analysis
3 Rob Ferreira Hoerskool Open 2018 (B) 2018/03/17 2018/03/17 Ehlanzeni (MEN) Standard 63 0.84 5 5 3.0 697.6 697.6 Analysis
2 Uplands College Open (B) 2018/03/03 2018/03/03 Ehlanzeni (MEN) Standard 63 0.84 5 5 2.0 697.6 697.6 Analysis
1 South African Junior Team Championships 2017 (U10C) 2018/01/04 2018/01/08 4 Knights (4K) Standard 120 1.00 7 7 5.0 627.2 627.2 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main 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
Standard 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
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 112 68 4 40 70.0 62.5 106.3 1068.8 1175.0
White 58 40 1 17 40.5 69.8 168.5 1079.2 1247.7
Black 54 28 3 23 29.5 54.6 39.4 1057.6 1096.9
Standard All 112 68 4 40 70.0 62.5 106.3 1068.8 1175.0
White 58 40 1 17 40.5 69.8 168.5 1079.2 1247.7
Black 54 28 3 23 29.5 54.6 39.4 1057.6 1096.9
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
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 109066921 Macdonald, I (Ian) 8 1.0 0 2 6 12.5 1150.4 -318.8 831.7 View list
2 109089643 Wessels, M (Meyer) 4 4.0 4 0 0 100.0 1141.3 425.0 1566.3 View list
3 210087580 Pauer, M (Mieke) 4 2.0 2 0 2 50.0 1096.3 0.0 1096.3 View list
4 105080582 Patel, A (Abdul-Samad) 4 0.0 0 0 4 0.0 1074.7 -425.0 649.7 View list
5 1080097926 Botha, W (Wian) 3 3.0 3 0 0 100.0 1189.7 425.0 1614.7 View list
6 108065716 Van Heerden, M (Michael) 3 3.0 3 0 0 100.0 1029.7 425.0 1454.7 View list
7 110087575 Ogunjiofor, CJ (Chinedu Jeremy) 3 1.0 1 0 2 33.3 905.3 -141.7 763.6 View list
8 209089639 Van Dyk, M (Mia) 3 1.0 1 0 2 33.3 1129.6 -141.7 988.0 View list
9 100012609 Hlatshaneni, N (Ntando) 2 2.0 2 0 0 100.0 1195.7 425.0 1620.7 View list
10 1110097939 Arugundiya, R (Robert) 2 2.0 2 0 0 100.0 859.0 425.0 1284.0 View list
11 2080116951 Lekhuleni, P (Perfect) 2 2.0 2 0 0 100.0 1195.7 425.0 1620.7 View list
12 110092764 Matthee, A (Alex) 2 2.0 2 0 0 100.0 858.3 425.0 1283.3 View list
13 2080098240 Nelson, Z (Zetani) 2 2.0 2 0 0 100.0 1195.7 425.0 1620.7 View list
14 1090097902 Nhlabathi, L (Lesedi) 2 2.0 2 0 0 100.0 1195.7 425.0 1620.7 View list
15 2100137667 Roos, K (Kirstin) 2 2.0 2 0 0 100.0 1213.3 425.0 1638.3 View list
16 204056692 Smit, L (Leanne) 2 2.0 2 0 0 100.0 1195.7 425.0 1620.7 View list
17 104082306 Ngwenya, B (Brilliant) 2 0.0 0 0 2 0.0 1195.7 -425.0 770.7 View list
18 108089644 Onwusaka, L (Lucky) 2 0.0 0 0 2 0.0 1195.7 -425.0 770.7 View list
19 2050158680 Bonze, K (Karoll) 1 1.0 1 0 0 100.0 1285.2 425.0 1710.2 View list
20 2090137660 Bontle, M (Matsi) 1 1.0 1 0 0 100.0 1188.7 425.0 1613.7 View list