Player Page

Groenewald, R (Ruan)
Dob: 2008/05/05 (U18)
Gender: Male
Chess SA id: 1080135388
FIDE id:
Region: Ekurhuleni (GE)
Citizen: RSA
Title(s):
Last active: 2024/02/24 (78 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 rating1201.8
Curent Weighted rating1220.0
Curent Weighted performance939.0
Current official/published rating (highest between Raw, WR and WP)1220.0
Current floor (min rating allowed)725.4
Current highest rating achieved1225.4
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)±165.4
Current Raw change used (final)0.0
Projected new Raw rating1201.8
Projected new Weighed rating1218.3
Projected new Weighted performance939.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1218.3
Projected effective change (new Official - current Official)-1.7
Projected new highest rating1225.4
Projected new floor725.4
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 rating1181.3
Curent Weighted rating1209.9
Curent Weighted performance914.4
Current official/published rating (highest between Raw, WR and WP)1209.9
Current floor (min rating allowed)718.4
Current highest rating achieved1218.4
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)±170.3
Current Raw change used (final)0.0
Projected new Raw rating1181.3
Projected new Weighed rating1207.3
Projected new Weighted performance914.4
Projected new official/published rating (highest between new Raw, new WR and new WP)1207.3
Projected effective change (new Official - current Official)-2.6
Projected new highest rating1218.4
Projected new floor718.4
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 rating1200.0
Curent Weighted rating1200.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1200.0
Current floor (min rating allowed)700.0
Current highest rating achieved1200.0
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)±165.8
Current Raw change used (final)0.0
Projected new Raw rating1200.0
Projected new Weighed rating1200.0
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)1200.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1200.0
Projected new floor700.0
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 rating1200.0
Curent Weighted rating1200.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1200.0
Current floor (min rating allowed)700.0
Current highest rating achieved1200.0
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)±165.8
Current Raw change used (final)0.0
Projected new Raw rating1200.0
Projected new Weighed rating1200.0
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)1200.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
1 Grey College Team Championship 2024 (A) 2024/02/23 2024/02/24 Mangaung (FMB) Standard 60 0.83 5 5 1.0 1225.4 1218.4 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
6 Grey College Team Championship 2024 (A) 2024/02/23 2024/02/24 Mangaung (FMB) Standard 60 0.83 5 5 1.0 1225.4 1218.4 Analysis
5 2022 Gauteng Schools Team Championships (U19 Open) 2022/08/26 2022/08/26 Tshwane (GTP) Standard 60 0.83 5 1 0.5 1225.1 1217.7 Analysis
4 2022 Gauteng Interregion (U14 Open) 2022/02/26 2022/02/26 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1223.0 1215.5 Analysis
3 Ekurhuleni Chess Open 2022 (C) 2022/01/08 2022/01/08 Ekurhuleni (GE) Standard 60 0.83 5 5 3.0 1207.8 1204.0 Analysis
2 Ekurhuleni Trials (3) 2021 (U14) 2021/11/06 2021/11/06 Ekurhuleni (GE) Standard 62 0.84 5 5 2.5 1195.7 1193.6 Analysis
1 Ekurhuleni North Schools District Finals 2021 (U13 Boys) 2021/09/11 2021/09/11 Ekurhuleni (GE) Standard 60 0.83 5 5 2.5 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 5 1 0 4 1.0 20.0 -255.0 1340.8 1085.8
White 2 0 0 2 0.0 0.0 -425.0 1419.8 994.8
Black 3 1 0 2 1.0 33.3 -141.7 1288.1 1146.5
Standard All 5 1 0 4 1.0 20.0 -255.0 1340.8 1085.8
White 2 0 0 2 0.0 0.0 -425.0 1419.8 994.8
Black 3 1 0 2 1.0 33.3 -141.7 1288.1 1146.5
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 26 10 3 13 11.5 44.2 -49.0 1256.5 1207.5
White 11 4 1 6 4.5 40.9 -77.3 1260.2 1182.9
Black 15 6 2 7 7.0 46.7 -28.3 1253.8 1225.5
Standard All 26 10 3 13 11.5 44.2 -49.0 1256.5 1207.5
White 11 4 1 6 4.5 40.9 -77.3 1260.2 1182.9
Black 15 6 2 7 7.0 46.7 -28.3 1253.8 1225.5
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 1090101493 Van Heerden, L (Llewellyn) 2 0.0 0 0 2 0.0 1197.8 -425.0 772.8 View list
2 2080117841 Maritz, S (Sune) 1 1.0 1 0 0 100.0 1195.7 425.0 1620.7 View list
3 1090101485 Moyo, N (Nkosana Junior) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
4 1090134116 Mohobane, L (Lebajoa) 1 1.0 1 0 0 100.0 1225.4 425.0 1650.4 View list
5 1090135401 Phalandwa, O (Oritshidza) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
6 1080136704 Klaas, O (Oyintanda) 1 1.0 1 0 0 100.0 1223.0 425.0 1648.0 View list
7 2090101537 Huebsch, J (Jessica) 1 1.0 1 0 0 100.0 1195.7 425.0 1620.7 View list
8 108088646 Hawkins, J (Joshua) 1 1.0 1 0 0 100.0 1207.8 425.0 1632.8 View list
9 2050106511 De Lange, C (Cheleike) 1 1.0 1 0 0 100.0 1207.8 425.0 1632.8 View list
10 1040136324 De Goveia, D (Dominic) 1 1.0 1 0 0 100.0 1207.8 425.0 1632.8 View list
11 109086362 Yang, A (Alex) 1 1.0 1 0 0 100.0 1223.0 425.0 1648.0 View list
12 1080101241 Colan, PS (Paran Shanthan) 1 0.5 0 1 0 50.0 1200.0 0.0 1200.0 View list
13 1070146133 Ndebele, S (Sibusiso) 1 0.5 0 1 0 50.0 1225.1 0.0 1225.1 View list
14 1080107799 Du Toit, J (Jaunre) 1 0.5 0 1 0 50.0 1195.7 0.0 1195.7 View list
15 1090118184 Pieterse, EG (Erik Georg) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
16 106057282 Olivier, C (Coenraad) 1 0.0 0 0 1 0.0 1207.8 -425.0 782.8 View list
17 1060138201 Nyokong, N (Nyakallo) 1 0.0 0 0 1 0.0 1225.4 -425.0 800.4 View list
18 107086151 Nkosi, S (Siphesihle) 1 0.0 0 0 1 0.0 1207.8 -425.0 782.8 View list
19 209092636 Moalusi, P (Palesa) 1 0.0 0 0 1 0.0 1225.4 -425.0 800.4 View list
20 109092824 Labuschagne, I (Ivan) 1 0.0 0 0 1 0.0 1195.7 -425.0 770.7 View list