Player Page

Oosthuizen, R (Ruwan)
Dob: 2010/12/22 (U16)
Gender: Male
Chess SA id: 1100149261
FIDE id:
Region: West Rand (GWR)
Citizen: RSA
Title(s):
Last active: 2023/05/26 (397 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 rating1553.6
Current Weighted rating1501.9
Current Weighted performance1342.6
Current official/published rating (highest between Raw, WR and WP)1553.6
Current highest rating achieved1553.6
Current floor (min rating allowed)1053.6
Current K-factor32
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)±100.2
Current Raw change used (final)0.0
Projected new Raw rating1553.6
Projected new Weighed rating1387.9
Projected new Weighted performance1342.6
Projected new final Raw rating (if new WP > new Raw)1553.6
Projected new highest rating1553.6
Projected new floor1053.6
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1553.6
Projected effective change (new Official - current Official)=0.0
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 rating1552.7
Current Weighted rating1503.5
Current Weighted performance1342.6
Current official/published rating (highest between Raw, WR and WP)1552.7
Current highest rating achieved1552.7
Current floor (min rating allowed)1052.7
Current K-factor32
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)±100.3
Current Raw change used (final)0.0
Projected new Raw rating1552.7
Projected new Weighed rating1389.3
Projected new Weighted performance1342.6
Projected new final Raw rating (if new WP > new Raw)1552.7
Projected new highest rating1552.7
Projected new floor1052.7
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1552.7
Projected effective change (new Official - current Official)=0.0
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 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
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
5 Gauteng Schools Individual Finals 2023 (U13 Boys) 2023/05/26 2023/05/26 Ekurhuleni (GE) Standard 60 0.83 5 5 4.0 1352.4 1378.2 Analysis
4 D2 Schools Individuals 2023 (U13 Boys) 2023/05/13 2023/05/13 West Rand (GWR) Standard 60 0.83 5 5 5.0 1352.4 1378.2 Analysis
3 West Rand Juniors 2023 (U14) 2023/03/18 2023/03/18 West Rand (GWR) Standard 60 0.83 5 5 4.0 1329.1 1355.2 Analysis
2 WR Tournament and Coaching 2023 (U14) 2023/02/25 2023/02/25 West Rand (GWR) Standard 60 0.83 5 5 4.0 1200.0 1200.0 Analysis
1 2023 West Rand Open (U14) 2023/02/04 2023/02/04 West Rand (GWR) Standard 60 0.83 5 5 4.0 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 25 21 0 4 21.0 84.0 289.0 1274.3 1563.3
White 14 13 0 1 13.0 92.9 364.3 1280.8 1645.1
Black 11 8 0 3 8.0 72.7 193.2 1266.0 1459.1
Standard All 25 21 0 4 21.0 84.0 289.0 1274.3 1563.3
White 14 13 0 1 13.0 92.9 364.3 1280.8 1645.1
Black 11 8 0 3 8.0 72.7 193.2 1266.0 1459.1
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 1110135845 Tibane, H (Hanyani) 2 2.0 2 0 0 100.0 1276.2 425.0 1701.2 View list
2 1110115390 Jonker, R (Reagan) 2 2.0 2 0 0 100.0 1276.2 425.0 1701.2 View list
3 1110140225 De Wet, K (Kai) 2 2.0 2 0 0 100.0 1200.0 425.0 1625.0 View list
4 1100150831 Baburam, K (Kailum) 2 1.0 1 0 1 50.0 1264.5 0.0 1264.5 View list
5 1110140227 Human, H (Hanno) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
6 1100149259 Hearn, D (Dario) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
7 1110152502 Grieve, R (Rayden) 1 1.0 1 0 0 100.0 1329.1 425.0 1754.1 View list
8 1110140226 Fourie, JM (Johannes Marthinus) 1 1.0 1 0 0 100.0 1352.4 425.0 1777.4 View list
9 111009119 Esterhuizen, JL (Janco) 1 1.0 1 0 0 100.0 1352.4 425.0 1777.4 View list
10 1100111138 Akker, D (Dylan) 1 1.0 1 0 0 100.0 1352.4 425.0 1777.4 View list
11 1110155364 Ndebele, L (Lwandle) 1 1.0 1 0 0 100.0 1352.4 425.0 1777.4 View list
12 1100152507 Mitchell, D (Daine) 1 1.0 1 0 0 100.0 1329.1 425.0 1754.1 View list
13 1100152506 Menyatsoe, T (Tshepo) 1 1.0 1 0 0 100.0 1329.1 425.0 1754.1 View list
14 2100152505 Menyatsoe, R (Refiloe) 1 1.0 1 0 0 100.0 1329.1 425.0 1754.1 View list
15 1100156269 Mbatha, S (Sandile) 1 1.0 1 0 0 100.0 1352.4 425.0 1777.4 View list
16 1130135848 Magagula, N (Nkosingiphile) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
17 1100156262 Kaloo, Z (Zaakir) 1 1.0 1 0 0 100.0 1352.4 425.0 1777.4 View list
18 1100155376 Windroel, O (Otsile) 1 1.0 1 0 0 100.0 1352.4 425.0 1777.4 View list
19 1110145788 Rademeyer, F (Frederick Paul) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
20 1120136689 Kalimashe, T (Tshireletso) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list