Player Page

Oostendorp, E (Ethan)
Dob: 2006/02/09 (U20)
Gender: Male
Chess SA id: 1060130478
FIDE id:
Region: Cape Town (WCT)
Citizen: RSA
Title(s):
Last active: 2022/03/13 (985 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 rating1156.3
Current Weighted rating1156.3
Current Weighted performance525.8
Current official/published rating (highest between Raw, WR and WP)1156.3
Current highest rating achieved1235.9
Current floor (min rating allowed)735.9
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)±176.5
Current Raw change used (final)0.0
Projected new Raw rating1156.3
Projected new Weighed rating1063.8
Projected new Weighted performance525.8
Projected new final Raw rating (if new WP > new Raw)1156.3
Projected new highest rating1235.9
Projected new floor735.9
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1156.3
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 rating1169.7
Current Weighted rating1169.7
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1169.7
Current highest rating achieved1238.8
Current floor (min rating allowed)738.8
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)±173.1
Current Raw change used (final)0.0
Projected new Raw rating1169.7
Projected new Weighed rating1076.1
Projected new Weighted performance440.0
Projected new final Raw rating (if new WP > new Raw)1169.7
Projected new highest rating1238.8
Projected new floor738.8
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1169.7
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 rating1158.4
Current Weighted rating1158.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1158.4
Current highest rating achieved1158.4
Current floor (min rating allowed)658.4
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)±175.9
Current Raw change used (final)0.0
Projected new Raw rating1158.4
Projected new Weighed rating1065.7
Projected new Weighted performance225.6
Projected new final Raw rating (if new WP > new Raw)1158.4
Projected new highest rating1158.4
Projected new floor658.4
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1158.4
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 2022 East Dist Individuals (U18) 2022/03/13 2022/03/13 Cape Town (WCT) Rapid 45 0.74 6 5 1.5 1180.5 1200.0 Analysis
4 2020 Western Province Open (Prestige) 2020/03/07 2020/03/08 Cape Town (WCT) Standard 70 0.87 6 6 1.0 1235.9 1238.8 Analysis
3 2020 Cape Of Good Hope Open (Open) 2020/02/21 2020/02/23 Cape Town (WCT) Standard 70 0.87 6 6 3.5 1200.0 1200.0 Analysis
2 Northern Chess Cadet Series 2020 (C) 2020/02/15 2020/02/15 Cape Town (WCT) Standard 60 0.83 5 5 3.0 1200.0 1200.0 Analysis
1 2020 East District Individuals (U15) 2020/01/31 2020/02/01 Cape Town (WCT) Standard 60 0.83 6 5 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 27 11 2 14 12.0 44.4 -47.2 1202.0 1154.8
White 14 7 2 5 8.0 57.1 60.7 1218.9 1279.6
Black 13 4 0 9 4.0 30.8 -163.5 1183.9 1020.4
Standard All 22 10 1 11 10.5 47.7 -19.3 1204.5 1185.1
White 12 7 1 4 7.5 62.5 106.3 1223.4 1329.7
Black 10 3 0 7 3.0 30.0 -170.0 1181.7 1011.7
Rapid All 5 1 1 3 1.5 30.0 -170.0 1191.3 1021.3
White 2 0 1 1 0.5 25.0 -212.5 1191.5 979.0
Black 3 1 0 2 1.0 33.3 -141.7 1191.1 1049.5
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 207090602 Fani, Z (Zimi) 1 1.0 1 0 0 100.0 1235.9 425.0 1660.9 View list
2 2070108838 Makeka, D (Deneo) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
3 2070108829 Madyolo, I (Ibongwe) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
4 1100108988 Rule, C (Calem) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
5 2060130448 Cornelius, C (Caitlin) 1 1.0 1 0 0 100.0 1180.5 425.0 1605.5 View list
6 1070106263 Capes, K (Kyle) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
7 1050099979 Erasmus, R (Reinhard) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
8 2050130456 Joubert, C (Chelsey) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
9 1060130482 Sekhamane, L (Lebohang) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
10 1090101919 Sterley, L (Levi) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
11 210086082 Van Schaik, K (Kayla) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
12 2060138923 Jacobs, C (Caitlin) 1 0.5 0 1 0 50.0 1180.5 0.0 1180.5 View list
13 208089567 Roux, J (Jamie) 1 0.5 0 1 0 50.0 1200.0 0.0 1200.0 View list
14 1050130450 Fam-Fam, L (Liyabona) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
15 105094575 Nonco, L (Lwazi) 1 0.0 0 0 1 0.0 1235.9 -425.0 810.9 View list
16 1000111503 Mutunhire, R (Roy) 1 0.0 0 0 1 0.0 1235.9 -425.0 810.9 View list
17 1050108880 Mukendi, K (Kevin) 1 0.0 0 0 1 0.0 1180.5 -425.0 755.5 View list
18 2090108395 Mqadi, O (Olethiwe) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
19 1040131203 Macheka, C (Clayton) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
20 1040138926 Koopman, J (Jason) 1 0.0 0 0 1 0.0 1180.5 -425.0 755.5 View list