Player Page

De Klerk, R (Riaan)
Dob: 1975/05/11 (Adult)
Gender: Male
Chess SA id: 1750146548
FIDE id:
Region: Nelson Mandela Bay (ENM)
Citizen: RSA
Title(s):
Last active: 2023/09/12 (248 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 rating1302.7
Curent Weighted rating1280.1
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1302.7
Current floor (min rating allowed)802.7
Current highest rating achieved1302.7
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)±143.2
Current Raw change used (final)0.0
Projected new Raw rating1302.7
Projected new Weighed rating1283.7
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1302.7
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1302.7
Projected new floor802.7
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 rating1315.9
Curent Weighted rating1274.6
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1315.9
Current floor (min rating allowed)815.9
Current highest rating achieved1315.9
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)±140.6
Current Raw change used (final)0.0
Projected new Raw rating1315.9
Projected new Weighed rating1279.8
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1315.9
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1315.9
Projected new floor815.9
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 rating1260.2
Curent Weighted rating1252.6
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1260.2
Current floor (min rating allowed)766.0
Current highest rating achieved1266.0
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)±152.2
Current Raw change used (final)0.0
Projected new Raw rating1260.2
Projected new Weighed rating1254.3
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1260.2
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1266.0
Projected new floor766.0
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 rating1264.5
Curent Weighted rating1234.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1264.5
Current floor (min rating allowed)766.0
Current highest rating achieved1264.5
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)±151.3
Current Raw change used (final)0.0
Projected new Raw rating1264.5
Projected new Weighed rating1237.1
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1264.5
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1264.5
Projected new floor766.0
Projected new K-facor36
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
4 Uitenhage Chess Club RAPID III 2023 2023/08/29 2023/09/12 Nelson Mandela Bay (ENM) Rapid 15 0.39 6 2 1.0 1291.7 1266.0 Analysis
3 UCC Protea Cup 2023 (A) 2023/04/14 2023/05/30 Nelson Mandela Bay (ENM) Standard 60 0.83 8 8 4.5 1242.4 1200.0 Analysis
2 Uitenhage Chess Club Inaugural Rapid Tournament 2023 2023/02/21 2023/03/27 Nelson Mandela Bay (ENM) Rapid 20 0.47 6 6 4.0 1210.1 1200.0 Analysis
1 2022 Madibaz Tournament (Open Blitz) 2022/09/09 2022/09/09 Nelson Mandela Bay (ENM) Blitz 5 0.18 7 7 3.0 1200.0 1200.0 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 23 11 3 9 12.5 54.3 37.0 1401.3 1438.3
White 11 5 2 4 6.0 54.5 38.6 1392.1 1430.8
Black 12 6 1 5 6.5 54.2 35.4 1409.7 1445.1
Standard All 8 3 3 2 4.5 56.3 53.1 1366.4 1419.5
White 4 0 2 2 1.0 25.0 -212.5 1424.9 1212.4
Black 4 3 1 0 3.5 87.5 318.8 1307.9 1626.7
Rapid All 8 5 0 3 5.0 62.5 106.3 1357.0 1463.3
White 4 3 0 1 3.0 75.0 212.5 1324.2 1536.7
Black 4 2 0 2 2.0 50.0 0.0 1389.8 1389.8
Blitz All 7 3 0 4 3.0 42.9 -60.7 1491.8 1431.1
White 3 2 0 1 2.0 66.7 141.7 1439.0 1580.7
Black 4 1 0 3 1.0 25.0 -212.5 1531.4 1318.9
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 173077908 Van Huyssteen, H (Hermanus) 2 1.5 1 1 0 75.0 1226.3 212.5 1438.8 View list
2 185036626 Strydom, JP (Jean-Pierre) 2 0.0 0 0 2 0.0 1226.3 -425.0 801.3 View list
3 1140153682 Van Greunen, W (Willem) 1 1.0 1 0 0 100.0 1291.7 425.0 1716.7 View list
4 106069608 Van Der Bank, Z (Zak) 1 1.0 1 0 0 100.0 1210.1 425.0 1635.1 View list
5 1100151686 Williams, M (Matthew) 1 1.0 1 0 0 100.0 1210.1 425.0 1635.1 View list
6 1020138985 Tshingila, C (Cwenga) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
7 105088368 Freeman, V (Vianco) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
8 108070879 Slabbert, D (Deon) 1 1.0 1 0 0 100.0 1242.4 425.0 1667.4 View list
9 1810151679 Nel, D (Deon) 1 1.0 1 0 0 100.0 1210.1 425.0 1635.1 View list
10 184026063 Muller, BM (Benjamin) 1 1.0 1 0 0 100.0 1242.4 425.0 1667.4 View list
11 1820153676 Matthews, R (Roger) 1 1.0 1 0 0 100.0 1242.4 425.0 1667.4 View list
12 209077417 Louis, C (Caitlyn) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
13 168014385 Jordaan, CS (Charles) 1 0.5 0 1 0 50.0 1242.4 0.0 1242.4 View list
14 171000676 Anthony, D (Deon) 1 0.5 0 1 0 50.0 1242.4 0.0 1242.4 View list
15 171070031 Van Der Bank, RO (Ronald) 1 0.0 0 0 1 0.0 1242.4 -425.0 817.4 View list
16 100046377 Valentyn, J (Jason) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
17 186034183 Serfontein, J (Jaco) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
18 1100139765 Schler, J (Jayden) 1 0.0 0 0 1 0.0 1291.7 -425.0 866.7 View list
19 198046826 Payi, N (Nzondeleo) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
20 182027949 Nkosi, DJ (Dumisa) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list