Player Page

De Graaff, J (Johane)
Dob: 2011/01/01 (U14)
Gender: Female
Chess SA id: 2110105066
FIDE id:
Region: Overberg (WOS)
Citizen: RSA
Title(s):
Last active: 2024/05/05 (203 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 rating1191.3
Current Weighted rating1199.2
Current Weighted performance1051.3
Current official/published rating (highest between Raw, WR and WP)1199.2
Current highest rating achieved1242.4
Current floor (min rating allowed)742.4
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)±167.9
Current Raw change used (final)0.0
Projected new Raw rating1191.3
Projected new Weighed rating1103.3
Projected new Weighted performance1051.3
Projected new final Raw rating (if new WP > new Raw)1191.3
Projected new highest rating1242.4
Projected new floor742.4
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1191.3
Projected effective change (new Official - current Official)-7.9
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 rating1162.8
Current Weighted rating1181.1
Current Weighted performance1010.0
Current official/published rating (highest between Raw, WR and WP)1181.1
Current highest rating achieved1233.7
Current floor (min rating allowed)733.7
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)±174.8
Current Raw change used (final)0.0
Projected new Raw rating1162.8
Projected new Weighed rating1086.3
Projected new Weighted performance1010.0
Projected new final Raw rating (if new WP > new Raw)1162.8
Projected new highest rating1233.7
Projected new floor733.7
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1162.8
Projected effective change (new Official - current Official)-18.3
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 rating1220.5
Current Weighted rating1212.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1220.5
Current highest rating achieved1220.5
Current floor (min rating allowed)720.5
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)±161.0
Current Raw change used (final)0.0
Projected new Raw rating1220.5
Projected new Weighed rating1115.7
Projected new Weighted performance377.4
Projected new final Raw rating (if new WP > new Raw)1220.5
Projected new highest rating1220.5
Projected new floor720.5
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1220.5
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
3 Western Cape PS Individuals Championship 2024 (U13 Girls) 2024/05/04 2024/05/05 West Coast (WCU) Standard 60 0.83 6 6 1.0 1242.4 1233.7 Analysis
2 Overberg Schools - PS Closed 2024 (U13 Girls) 2024/03/16 2024/03/16 Overberg (WOS) Standard 60 0.83 5 5 4.0 1202.7 1183.7 Analysis
1 Overberg Swellendam Primary Schools Zone Trails Region 2 2024 (U13) 2024/02/10 2024/02/10 Overberg (WOS) Rapid 30 0.60 5 5 3.0 1193.8 1200.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
9 Western Cape PS Individuals Championship 2024 (U13 Girls) 2024/05/04 2024/05/05 West Coast (WCU) Standard 60 0.83 6 6 1.0 1242.4 1233.7 Analysis
8 Overberg Schools - PS Closed 2024 (U13 Girls) 2024/03/16 2024/03/16 Overberg (WOS) Standard 60 0.83 5 5 4.0 1202.7 1183.7 Analysis
7 Overberg Swellendam Primary Schools Zone Trails Region 2 2024 (U13) 2024/02/10 2024/02/10 Overberg (WOS) Rapid 30 0.60 5 5 3.0 1193.8 1200.0 Analysis
6 Strategema 2023 (U11+U13) 2023/05/13 2023/05/13 Cape Winelands (WCW) Standard 60 0.83 5 5 2.0 1200.4 1194.5 Analysis
5 Ekurhuleni-North Schools Teams 2022 (U13 Girls) 2022/08/20 2022/08/20 Ekurhuleni (GE) Standard 60 0.83 5 5 2.0 1227.3 1228.0 Analysis
4 Ekurhuleni-North Schools Finals Indiv 2022 (U11 Girls) 2022/05/13 2022/05/13 Ekurhuleni (GE) Standard 60 0.83 5 5 3.0 1209.1 1206.4 Analysis
3 Ekurhuleni Trials 1 2022 (U12) 2022/04/23 2022/04/23 Ekurhuleni (GE) Standard 62 0.84 5 5 2.5 1200.0 1200.0 Analysis
2 Ekurhuleni Trials (3) 2021 (U12) 2021/11/06 2021/11/06 Ekurhuleni (GE) Standard 62 0.84 5 0 0.0 1200.0 1200.0 Analysis
1 Ekurhuleni North Womens Day Tournament (Female) 2018/08/09 2018/08/09 Ekurhuleni (GE) Rapid 10 0.29 7 0 0.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 16 8 0 8 8.0 50.0 0.0 1216.5 1216.5
White 8 4 0 4 4.0 50.0 0.0 1228.3 1228.3
Black 8 4 0 4 4.0 50.0 0.0 1204.6 1204.6
Standard All 11 5 0 6 5.0 45.5 -38.6 1237.1 1198.5
White 6 2 0 4 2.0 33.3 -141.7 1258.9 1117.2
Black 5 3 0 2 3.0 60.0 85.0 1211.0 1296.0
Rapid All 5 3 0 2 3.0 60.0 85.0 1171.1 1256.1
White 2 2 0 0 2.0 100.0 425.0 1136.5 1561.5
Black 3 1 0 2 1.0 33.3 -141.7 1194.1 1052.4
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 36 17 1 18 17.5 48.6 -11.8 1220.3 1208.4
White 19 9 0 10 9.0 47.4 -22.4 1231.2 1208.8
Black 17 8 1 8 8.5 50.0 0.0 1208.0 1208.0
Standard All 31 14 1 16 14.5 46.8 -27.4 1228.2 1200.8
White 17 7 0 10 7.0 41.2 -75.0 1242.4 1167.4
Black 14 7 1 6 7.5 53.6 30.4 1211.0 1241.3
Rapid All 5 3 0 2 3.0 60.0 85.0 1171.1 1256.1
White 2 2 0 0 2.0 100.0 425.0 1136.5 1561.5
Black 3 1 0 2 1.0 33.3 -141.7 1194.1 1052.4
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 2120138435 Balelo, Z (Zimkhita) 2 2.0 2 0 0 100.0 1198.3 425.0 1623.3 View list
2 2120142571 Mbangula, K (Kay-Lee Yondela) 1 1.0 1 0 0 100.0 1209.1 425.0 1634.1 View list
3 2120152312 Maskell, T (Tao) 1 1.0 1 0 0 100.0 1202.7 425.0 1627.7 View list
4 2090145491 Manashe, A (Ayande) 1 1.0 1 0 0 100.0 1227.3 425.0 1652.3 View list
5 2100145489 Ledwaba, Z (Zandile) 1 1.0 1 0 0 100.0 1227.3 425.0 1652.3 View list
6 2120135383 Potgieter, K (Kiara) 1 1.0 1 0 0 100.0 1209.1 425.0 1634.1 View list
7 2110153179 Arries, G (Geroneeze) 1 1.0 1 0 0 100.0 1242.4 425.0 1667.4 View list
8 1130156950 Abrahams, J (Jayden) 1 1.0 1 0 0 100.0 1200.4 425.0 1625.4 View list
9 1110138418 Boes, D (Daylan) 1 1.0 1 0 0 100.0 1193.8 425.0 1618.8 View list
10 1120156953 Scheepers, G (Gabriel) 1 1.0 1 0 0 100.0 1200.4 425.0 1625.4 View list
11 1110140145 Scott, L (Liam) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
12 2110142577 Singh, A (Anamika) 1 1.0 1 0 0 100.0 1209.1 425.0 1634.1 View list
13 2120147467 Spinnler, E (Elizabeth Hendrina) 1 1.0 1 0 0 100.0 1202.7 425.0 1627.7 View list
14 2110150718 Swart, T (Tayla) 1 1.0 1 0 0 100.0 1202.7 425.0 1627.7 View list
15 1110140147 Twala, B (Buhle) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
16 2120193253 Witbooi, C (Carla) 1 1.0 1 0 0 100.0 1193.8 425.0 1618.8 View list
17 1120139527 Potgieter, T (Tristan) 1 0.5 0 1 0 50.0 1200.0 0.0 1200.0 View list
18 2110103511 Philander, M (Megan) 1 0.0 0 0 1 0.0 1242.4 -425.0 817.4 View list
19 2110099720 Peters, C (Chantel) 1 0.0 0 0 1 0.0 1242.4 -425.0 817.4 View list
20 1100139558 Mofoekeng, T (Thando) 1 0.0 0 0 1 0.0 1227.3 -425.0 802.3 View list