Player Page

Strong, D (Davida)
Dob: 2008/06/02 (U18)
Gender: Female
Chess SA id: 208082261
FIDE id: Strong
Region: Bojanala Platina (NBR)
Citizen: RSA
Title(s):
Last active: 2024/05/05 (40 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 rating1643.4
Current Weighted rating1581.9
Current Weighted performance1560.4
Current official/published rating (highest between Raw, WR and WP)1643.4
Current highest rating achieved1643.4
Current floor (min rating allowed)1143.4
Current K-factor28
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)±88.2
Current Raw change used (final)0.0
Projected new Raw rating1643.4
Projected new Weighed rating1456.4
Projected new Weighted performance1560.4
Projected new final Raw rating (if new WP > new Raw)1643.4
Projected new highest rating1643.4
Projected new floor1143.4
Projected new K-facor28
Projected new official/published rating (highest between new Raw, new WR and new WP)1643.4
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 rating1644.1
Current Weighted rating1575.2
Current Weighted performance1553.9
Current official/published rating (highest between Raw, WR and WP)1644.1
Current highest rating achieved1648.8
Current floor (min rating allowed)1148.8
Current K-factor28
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)±88.1
Current Raw change used (final)0.0
Projected new Raw rating1644.1
Projected new Weighed rating1450.3
Projected new Weighted performance1553.9
Projected new final Raw rating (if new WP > new Raw)1644.1
Projected new highest rating1648.8
Projected new floor1148.8
Projected new K-facor28
Projected new official/published rating (highest between new Raw, new WR and new WP)1644.1
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 rating1645.2
Current Weighted rating1193.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1645.2
Current highest rating achieved1645.2
Current floor (min rating allowed)1145.2
Current K-factor28
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)±87.9
Current Raw change used (final)0.0
Projected new Raw rating1645.2
Projected new Weighed rating1113.0
Projected new Weighted performance800.3
Projected new final Raw rating (if new WP > new Raw)1645.2
Projected new highest rating1645.2
Projected new floor1145.2
Projected new K-facor28
Projected new official/published rating (highest between new Raw, new WR and new WP)1645.2
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 rating686.4
Current Weighted rating686.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)686.4
Current highest rating achieved686.4
Current floor (min rating allowed)500.0
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)±344.7
Current Raw change used (final)0.0
Projected new Raw rating686.4
Projected new Weighed rating631.5
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating686.4
Projected new floor500.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)686.4
Projected effective change (new Official - current Official)=0.0
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
3 Spartan Bishops Chess Championships 2024 (Queens) 2024/05/04 2024/05/05 Bojanala Platina (NBR) Standard 60 0.83 5 0 0.0 1643.4 1644.1 Analysis
2 South African Closed Chess Championship 2024 (Ladies) 2024/03/25 2024/04/02 Cape Town (WCT) Standard 150 1.00 11 11 5.5 1607.0 1606.9 Analysis
1 Cape Town Masters Challenge 2024 (Masters) 2024/01/03 2024/01/07 Cape Town (WCT) Standard 120 1.00 9 8 2.0 1605.0 1593.5 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
57 Spartan Bishops Chess Championships 2024 (Queens) 2024/05/04 2024/05/05 Bojanala Platina (NBR) Standard 60 0.83 5 0 0.0 1643.4 1644.1 Analysis
56 South African Closed Chess Championship 2024 (Ladies) 2024/03/25 2024/04/02 Cape Town (WCT) Standard 150 1.00 11 11 5.5 1607.0 1606.9 Analysis
55 Cape Town Masters Challenge 2024 (Masters) 2024/01/03 2024/01/07 Cape Town (WCT) Standard 120 1.00 9 8 2.0 1605.0 1593.5 Analysis
54 Bojanala's Merry ChessMas 2023 (Queens) 2023/12/09 2023/12/09 Bojanala Platina (NBR) Standard 60 0.83 5 5 3.0 1562.2 1554.9 Analysis
53 2023 Moja Chess Extravaganza (Ladies) 2023/09/30 2023/10/04 Frances Baard (NCF) Standard 120 1.00 9 9 5.0 1542.6 1530.0 Analysis
52 FIDE World Youth U16 Chess Olympiad 2023 2023/08/13 2023/08/18 Netherlands (NED) Rapid 55 0.80 9 8 4.0 1548.9 845.6 Analysis
51 Gauteng Open Arnold Classic 2023 (U16) 2023/05/19 2023/05/19 Tshwane (GTP) Rapid 30 0.60 5 5 4.0 1543.0 686.4 Analysis
50 Grey College Team Championship 2023 (A) 2023/02/03 2023/02/04 Mangaung (FMB) Standard 60 0.83 5 5 2.0 1571.6 1565.3 Analysis
49 2022 South African Junior Team Chess Championships (U20 Open+Girls) 2022/12/04 2022/12/08 4 Knights (4K) Standard 120 1.00 7 6 6.0 1521.5 1518.0 Analysis
48 World Youth Chess Championships 2022 2022/09/06 2022/09/16 Romania (ROU) Standard 120 1.00 11 11 5.5 1579.2 1574.3 Analysis
47 South African Open 2022 (Championship) 2022/07/09 2022/07/17 Cape Town (WCT) Standard 120 1.00 11 11 4.0 1579.5 1570.1 Analysis
46 2022 Mid Gauteng Open (A) 2022/05/07 2022/05/07 Tshwane (GTP) Standard 60 0.83 5 5 1.0 1614.1 1608.2 Analysis
45 South African Junior Closed Chess Championships 2022 (U14 Girls) 2022/03/28 2022/04/02 Chess South Africa (CSA) Standard 120 1.00 11 10 9.5 1588.6 1584.7 Analysis
44 2022 Gauteng Interregion (U20 Open) 2022/02/26 2022/02/26 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1607.0 1607.1 Analysis
43 Grey College Team Championship 2022 (A) 2022/02/18 2022/02/19 Mangaung (FMB) Standard 60 0.83 5 5 3.5 1607.0 1607.1 Analysis
42 2021 Blou Bul Tournament (A) 2021/04/10 2021/04/10 Mangaung (FMB) Standard 60 0.83 5 5 2.0 1596.8 1594.5 Analysis
41 Ekurhuleni Chess Chessa Open 2021 (Elite) 2021/03/27 2021/03/28 Ekurhuleni (GE) Standard 90 0.94 5 5 1.0 1621.5 1620.5 Analysis
40 The King`s Cup League 2020 (A) 2020/03/07 2020/03/07 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.0 1569.4 1571.3 Analysis
39 2020 Waterkloof Open (A) 2020/02/29 2020/03/01 Tshwane (GTP) Standard 90 0.94 5 5 2.5 1569.4 1571.3 Analysis
38 JNW Club - Trinityhouse Randpark Ridge Open 2020 (A) 2020/02/22 2020/02/22 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.5 1484.1 1482.2 Analysis
123
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 19 6 3 10 7.5 39.5 -89.5 1759.5 1670.0
White 10 4 2 4 5.0 50.0 0.0 1717.3 1717.3
Black 9 2 1 6 2.5 27.8 -188.9 1806.3 1617.4
Standard All 19 6 3 10 7.5 39.5 -89.5 1759.5 1670.0
White 10 4 2 4 5.0 50.0 0.0 1717.3 1717.3
Black 9 2 1 6 2.5 27.8 -188.9 1806.3 1617.4
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 349 174 53 122 200.5 57.4 63.3 1355.1 1418.4
White 178 89 28 61 103.0 57.9 66.9 1350.9 1417.8
Black 171 85 25 61 97.5 57.0 59.6 1359.4 1419.1
Standard All 336 167 51 118 192.5 57.3 62.0 1353.2 1415.2
White 172 85 28 59 99.0 57.6 64.2 1351.1 1415.3
Black 164 82 23 59 93.5 57.0 59.6 1355.4 1415.0
Rapid All 13 7 2 4 8.0 61.5 98.1 1404.8 1502.9
White 6 4 0 2 4.0 66.7 141.7 1347.0 1488.7
Black 7 3 2 2 4.0 57.1 60.7 1454.3 1515.0
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 207069536 Boshoma, C (Chisomo) 5 4.0 3 2 0 80.0 1389.9 255.0 1644.9 View list
2 176085227 Nkuna, A (Andrew) 5 3.0 3 0 2 60.0 1431.5 85.0 1516.5 View list
3 2090099192 Lodi, O (Olebogeng) 4 4.0 4 0 0 100.0 1516.2 425.0 1941.2 View list
4 208073206 Fauconier, A (Amber) 3 3.0 3 0 0 100.0 1542.6 425.0 1967.6 View list
5 207082268 Badenhorst, C (Chloe) 3 2.0 2 0 1 66.7 1354.3 141.7 1496.0 View list
6 208088218 Mackintosh, M (Michaella) 3 2.0 2 0 1 66.7 998.4 141.7 1140.1 View list
7 109069454 Sathish, A (Abinavah) 3 2.0 2 0 1 66.7 1545.5 141.7 1687.1 View list
8 107086377 Jacobs, TB (Tiaan Benjamin) 3 1.5 1 1 1 50.0 1262.6 0.0 1262.6 View list
9 103046660 Schroeder, D (Daniel) 3 1.5 1 1 1 50.0 1516.3 0.0 1516.3 View list
10 1020104104 Bezuidenhout, LP (Lian) 3 0.5 0 1 2 16.7 1594.4 -283.3 1311.1 View list
11 106035283 Smit, YH (Yoshua) 3 0.5 0 1 2 16.7 1353.4 -283.3 1070.1 View list
12 203010232 Gardiner, N (Noa) 2 2.0 2 0 0 100.0 1545.5 425.0 1970.5 View list
13 209083780 Grootboom, C (Chante) 2 2.0 2 0 0 100.0 1529.2 425.0 1954.2 View list
14 207085410 Le Roux, C (Claire) 2 2.0 2 0 0 100.0 1284.7 425.0 1709.7 View list
15 1100103439 Mungal, E (Ethan) 2 2.0 2 0 0 100.0 1607.7 425.0 2032.7 View list
16 206048391 Naidoo, M (Mira) 2 2.0 2 0 0 100.0 1335.7 425.0 1760.7 View list
17 205060751 Petlele, M (Motheo) 2 2.0 2 0 0 100.0 1552.4 425.0 1977.4 View list
18 102035132 Smit, CM (Carlo) 2 2.0 2 0 0 100.0 1456.8 425.0 1881.8 View list
19 109059744 Voigt, D (Daniel) 2 2.0 2 0 0 100.0 926.5 425.0 1351.5 View list
20 203043153 Woest, M (Megan) 2 2.0 2 0 0 100.0 926.5 425.0 1351.5 View list