Player Page

Van Der Merwe, I (Imke)
Dob: 2012/02/07 (U14)
Gender: Female
Chess SA id: 2120144656
FIDE id:
Region: Eden (WEG)
Citizen: RSA
Title(s):
Last active: 2024/07/20 (76 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 rating1226.2
Current Weighted rating1229.0
Current Weighted performance1116.9
Current official/published rating (highest between Raw, WR and WP)1229.0
Current highest rating achieved1337.7
Current floor (min rating allowed)837.7
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)±159.7
Current Raw change used (final)0.0
Projected new Raw rating1226.2
Projected new Weighed rating1131.6
Projected new Weighted performance1116.9
Projected new final Raw rating (if new WP > new Raw)1226.2
Projected new highest rating1337.7
Projected new floor837.7
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1226.2
Projected effective change (new Official - current Official)-2.8
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 rating1215.1
Current Weighted rating1222.0
Current Weighted performance1116.9
Current official/published rating (highest between Raw, WR and WP)1222.0
Current highest rating achieved1333.0
Current floor (min rating allowed)833.0
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)±162.3
Current Raw change used (final)0.0
Projected new Raw rating1215.1
Projected new Weighed rating1125.0
Projected new Weighted performance1116.9
Projected new final Raw rating (if new WP > new Raw)1215.1
Projected new highest rating1333.0
Projected new floor833.0
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1215.1
Projected effective change (new Official - current Official)-6.9
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.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
7 George Primary Top Schools 2024 (U13) 2024/07/20 2024/07/20 Eden (WEG) Standard 60 0.83 5 5 1.5 1236.4 1224.8 Analysis
6 Western Cape PS Individuals Championship 2024 (U13 Girls) 2024/05/04 2024/05/05 West Coast (WCU) Standard 60 0.83 6 5 1.0 1277.6 1273.4 Analysis
5 Eden Chess Trials 2 2024 (U14) 2024/04/13 2024/04/20 Eden (WEG) Standard 60 0.83 10 10 4.0 1337.7 1333.0 Analysis
4 Eden School Chess Trials 1 2024 (U13 Girls) 2024/03/09 2024/03/09 Eden District (WEG) Standard 60 0.83 5 5 4.0 1242.3 1245.6 Analysis
3 George Schools Trials 3 2024 (U13 Girls) 2024/03/02 2024/03/02 Eden District (WEG) Standard 60 0.83 5 5 3.0 1242.3 1245.6 Analysis
2 George Schools Trials 2 2024 (U13 Girls) 2024/02/17 2024/02/17 Eden District (WEG) Standard 60 0.83 5 5 3.0 1185.8 1174.7 Analysis
1 George Schools Trials 1 2024 (U13 Girls) 2024/02/03 2024/02/03 Eden District (WEG) Standard 60 0.83 5 5 3.0 1185.8 1174.7 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
16 George Primary Top Schools 2024 (U13) 2024/07/20 2024/07/20 Eden (WEG) Standard 60 0.83 5 5 1.5 1236.4 1224.8 Analysis
15 Western Cape PS Individuals Championship 2024 (U13 Girls) 2024/05/04 2024/05/05 West Coast (WCU) Standard 60 0.83 6 5 1.0 1277.6 1273.4 Analysis
14 Eden Chess Trials 2 2024 (U14) 2024/04/13 2024/04/20 Eden (WEG) Standard 60 0.83 10 10 4.0 1337.7 1333.0 Analysis
13 Eden School Chess Trials 1 2024 (U13 Girls) 2024/03/09 2024/03/09 Eden District (WEG) Standard 60 0.83 5 5 4.0 1242.3 1245.6 Analysis
12 George Schools Trials 3 2024 (U13 Girls) 2024/03/02 2024/03/02 Eden District (WEG) Standard 60 0.83 5 5 3.0 1242.3 1245.6 Analysis
11 George Schools Trials 2 2024 (U13 Girls) 2024/02/17 2024/02/17 Eden District (WEG) Standard 60 0.83 5 5 3.0 1185.8 1174.7 Analysis
10 George Schools Trials 1 2024 (U13 Girls) 2024/02/03 2024/02/03 Eden District (WEG) Standard 60 0.83 5 5 3.0 1185.8 1174.7 Analysis
9 Eden Chess Union League 2023 (2nd Division) 2023/11/11 2023/11/11 Eden District (WEG) Standard 60 0.83 5 4 0.0 1229.7 1226.9 Analysis
8 Top Schools 2023 (U11) 2023/07/29 2023/07/29 Eden District (WEG) Standard 60 0.83 5 4 1.0 1235.1 1233.4 Analysis
7 Western Cape PS Individuals 2023 (U11 Girls) 2023/05/05 2023/05/06 Cape Town (WCT) Standard 60 0.83 6 6 3.0 1221.4 1229.2 Analysis
6 Eden Trials 2+3 2023 (U12) 2023/04/15 2023/05/13 Eden District (WEG) Standard 60 0.83 10 10 5.0 1221.4 1229.2 Analysis
5 Eden Trails 1 2023 (U11 Girls) 2023/03/11 2023/03/11 Eden District (WEG) Standard 60 0.83 5 5 4.0 1145.6 1140.8 Analysis
4 George Chess Trials 3 2023 (U11 Girls) 2023/02/25 2023/02/25 Eden District (WEG) Standard 60 0.83 5 4 1.5 1154.6 1145.6 Analysis
3 George Chess Trials 2 2023 (U11 Girls) 2023/02/11 2023/02/11 Cape Town (WCT) Standard 60 0.83 5 5 2.0 1154.6 1145.6 Analysis
2 George Chess Trials 1 2023 (U11 Girls) 2023/01/28 2023/01/28 Eden District (WEG) Standard 60 0.83 5 5 2.0 1169.5 1162.4 Analysis
1 George Topskole 2022 (O11) 2022/07/30 2022/07/30 Eden District (WEG) Standard 60 0.83 5 4 1.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 40 19 1 20 19.5 48.8 -10.6 1250.1 1239.5
White 20 12 1 7 12.5 62.5 106.3 1219.0 1325.2
Black 20 7 0 13 7.0 35.0 -127.5 1281.2 1153.7
Standard All 40 19 1 20 19.5 48.8 -10.6 1250.1 1239.5
White 20 12 1 7 12.5 62.5 106.3 1219.0 1325.2
Black 20 7 0 13 7.0 35.0 -127.5 1281.2 1153.7
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 87 37 4 46 39.0 44.8 -44.0 1247.6 1203.6
White 43 20 2 21 21.0 48.8 -9.9 1217.8 1207.9
Black 44 17 2 25 18.0 40.9 -77.3 1276.8 1199.5
Standard All 87 37 4 46 39.0 44.8 -44.0 1247.6 1203.6
White 43 20 2 21 21.0 48.8 -9.9 1217.8 1207.9
Black 44 17 2 25 18.0 40.9 -77.3 1276.8 1199.5
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 2110192912 Siganga, P (Princess) 4 4.0 4 0 0 100.0 1237.9 425.0 1662.9 View list
2 2110136943 Wanie, A (Amy Lee) 3 3.0 3 0 0 100.0 1223.5 425.0 1648.5 View list
3 2120192910 Cwati, M (Minentle) 3 2.0 2 0 1 66.7 1236.4 141.7 1378.1 View list
4 2130136593 Laws, E (Erin) 3 1.0 0 2 1 33.3 1159.6 -141.7 1017.9 View list
5 2130148770 Bruiners, C (Chandre) 2 2.0 2 0 0 100.0 1162.0 425.0 1587.0 View list
6 2130145234 Gouws, C (Chante) 2 1.5 1 1 0 75.0 1162.0 212.5 1374.5 View list
7 2120136556 Bukula, L (Lilitha) 2 1.0 1 0 1 50.0 1162.0 0.0 1162.0 View list
8 2120136814 Benn, C (Ciara) 2 1.0 1 0 1 50.0 1193.9 0.0 1193.9 View list
9 2120119684 Moses, J (Jay-Leigh) 2 1.0 1 0 1 50.0 1259.9 0.0 1259.9 View list
10 2110136933 Douglas, C (Caitlin) 2 0.0 0 0 2 0.0 1231.7 -425.0 806.7 View list
11 2120116532 Cornforth, K (Kayleigh) 2 0.0 0 0 2 0.0 1211.1 -425.0 786.1 View list
12 2110119491 Mpuru, M (Moyisi) 2 0.0 0 0 2 0.0 1214.0 -425.0 789.0 View list
13 1120119465 Prins, E (Eddie) 2 0.0 0 0 2 0.0 1217.5 -425.0 792.5 View list
14 1120118497 Sampson, E (Eejay) 2 0.0 0 0 2 0.0 1228.9 -425.0 803.9 View list
15 1110117242 Bokwana, D (Devaan) 1 1.0 1 0 0 100.0 1337.7 425.0 1762.7 View list
16 2130149962 Albertyn, A (Aliyah) 1 1.0 1 0 0 100.0 1221.4 425.0 1646.4 View list
17 2110193004 Bruintjies, J (Jernaile) 1 1.0 1 0 0 100.0 1242.3 425.0 1667.3 View list
18 2120117934 Coertze, D (Dane) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
19 1120119460 Chaonwa, N (Nathan) 1 1.0 1 0 0 100.0 1235.1 425.0 1660.1 View list
20 2120138437 Collins, E (Esme) 1 1.0 1 0 0 100.0 1277.6 425.0 1702.6 View list