Player Page

Van Rooi, D (David)
Dob: 2010/04/25 (U16)
Gender: Male
Chess SA id: 1100118467
FIDE id:
Region: Cape Winelands (WCW)
Citizen: RSA
Title(s):
Last active: 2023/11/18 (390 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 rating1129.6
Current Weighted rating1135.7
Current Weighted performance857.3
Current official/published rating (highest between Raw, WR and WP)1135.7
Current highest rating achieved1176.4
Current floor (min rating allowed)676.4
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)±183.3
Current Raw change used (final)0.0
Projected new Raw rating1129.6
Projected new Weighed rating1044.1
Projected new Weighted performance857.3
Projected new final Raw rating (if new WP > new Raw)1129.6
Projected new highest rating1176.4
Projected new floor676.4
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1129.6
Projected effective change (new Official - current Official)-6.1
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 rating1174.8
Current Weighted rating1174.9
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1174.9
Current highest rating achieved1174.8
Current floor (min rating allowed)674.8
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)±171.9
Current Raw change used (final)0.0
Projected new Raw rating1174.8
Projected new Weighed rating1080.8
Projected new Weighted performance281.9
Projected new final Raw rating (if new WP > new Raw)1174.8
Projected new highest rating1174.8
Projected new floor674.8
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1174.8
Projected effective change (new Official - current Official)-0.1
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 rating1102.4
Current Weighted rating1112.8
Current Weighted performance870.5
Current official/published rating (highest between Raw, WR and WP)1112.8
Current highest rating achieved1192.0
Current floor (min rating allowed)692.0
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)±190.6
Current Raw change used (final)0.0
Projected new Raw rating1102.4
Projected new Weighed rating1022.5
Projected new Weighted performance870.5
Projected new final Raw rating (if new WP > new Raw)1102.4
Projected new highest rating1192.0
Projected new floor692.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1102.4
Projected effective change (new Official - current Official)-10.4
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 rating1200.0
Current Weighted rating1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1200.0
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
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 rating1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
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
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
6 Ashton Skaakmat Rapid 2023 (U13) 2023/11/18 2023/11/18 Cape Winelands (WCW) Rapid 30 0.60 6 6 2.0 1152.9 1136.0 Analysis
5 CW Top Schools 2023 (U13 Mix + U13 Girls) 2023/08/26 2023/08/26 Cape Winelands (WCW) Rapid 32 0.63 5 5 2.0 1162.2 1156.8 Analysis
4 Langeberg Top Schools 2023 (U7-U13 Mix) 2023/07/29 2023/07/29 Cape Winelands (WCW) Rapid 30 0.60 5 4 1.0 1176.4 1192.0 Analysis
3 Cape Winelands Schools Chess - Trials 1 2023 (U13 Boys) 2023/02/18 2023/02/18 Cape Winelands (WCW) Standard 60 0.83 5 5 2.0 1165.0 1200.0 Analysis
2 Langeberg Schools Chess Trials 2023 (U13 Open) 2023/02/11 2023/02/11 Cape Winelands (WCW) Rapid 30 0.60 5 5 3.5 1165.0 1141.6 Analysis
1 Cape Winelands Schools - Top Schools 2019 (U9 Mix) 2019/07/27 2019/07/27 Cape Winelands (WCW) Rapid 30 0.60 3 3 0.0 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 31 10 1 20 10.5 33.9 -137.1 1193.2 1056.1
White 16 4 0 12 4.0 25.0 -212.5 1192.8 980.3
Black 15 6 1 8 6.5 43.3 -56.7 1193.6 1136.9
Standard All 5 2 0 3 2.0 40.0 -85.0 1179.3 1094.3
White 3 1 0 2 1.0 33.3 -141.7 1156.3 1014.7
Black 2 1 0 1 1.0 50.0 0.0 1213.7 1213.7
Rapid All 26 8 1 17 8.5 32.7 -147.1 1195.9 1048.8
White 13 3 0 10 3.0 23.1 -228.8 1201.2 972.4
Black 13 5 1 7 5.5 42.3 -65.4 1190.5 1125.1
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 2110113422 Karimesa, B (Beauty) 2 0.0 0 0 2 0.0 1200.0 -425.0 775.0 View list
2 1100118474 Smith, Q (Quewin) 2 0.0 0 0 2 0.0 1200.0 -425.0 775.0 View list
3 1110118475 Smith, S (Steyn) 2 0.0 0 0 2 0.0 1200.0 -425.0 775.0 View list
4 1110149771 Ackerman, C (Corneulse) 1 1.0 1 0 0 100.0 1165.0 425.0 1590.0 View list
5 1110149841 Lawson, S (Silas Justin) 1 1.0 1 0 0 100.0 1165.0 425.0 1590.0 View list
6 1100148002 Mostert, R (Ruan) 1 1.0 1 0 0 100.0 1162.2 425.0 1587.2 View list
7 1150159014 Siegel, M (Matthews) 1 1.0 1 0 0 100.0 1176.4 425.0 1601.4 View list
8 2100137599 September, C (Cindy-Joy) 1 1.0 1 0 0 100.0 1162.2 425.0 1587.2 View list
9 1100148753 Erasmus, M (Maxwell) 1 1.0 1 0 0 100.0 1165.0 425.0 1590.0 View list
10 2100132317 Dyers, K (Kay) 1 1.0 1 0 0 100.0 1152.9 425.0 1577.9 View list
11 1110162347 Geldenhuys, J (Joshua) 1 1.0 1 0 0 100.0 1152.9 425.0 1577.9 View list
12 1110132434 Bailey, C (Caleb) 1 1.0 1 0 0 100.0 1165.0 425.0 1590.0 View list
13 1100119373 Uys, X (Xander) 1 1.0 1 0 0 100.0 1165.0 425.0 1590.0 View list
14 1110139703 Cupido, D (Dante) 1 0.5 0 1 0 50.0 1165.0 0.0 1165.0 View list
15 1100156954 Slingers, A (Angelo) 1 0.0 0 0 1 0.0 1152.9 -425.0 727.9 View list
16 1100116444 Samuels, A (Alex-John) 1 0.0 0 0 1 0.0 1165.0 -425.0 740.0 View list
17 2100137702 Matthys, W (Waylynne Beronick) 1 0.0 0 0 1 0.0 1152.9 -425.0 727.9 View list
18 2110146209 Klopper, M (Marli) 1 0.0 0 0 1 0.0 1152.9 -425.0 727.9 View list
19 1110137706 Eyssen, M (Marchiano) 1 0.0 0 0 1 0.0 1165.0 -425.0 740.0 View list
20 1110137459 Cyster, J (Jean-Luke) 1 0.0 0 0 1 0.0 1162.2 -425.0 737.2 View list