Player Page

Coetzee, G (Gisele)
Dob: 2008/05/18 (U18)
Gender: Female
Chess SA id: 208089371
FIDE id:
Region: Ekurhuleni (GE)
Citizen: RSA
Title(s):
Last active: 2024/08/17 (21 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 rating1615.0
Current Weighted rating1562.9
Current Weighted performance1605.0
Current official/published rating (highest between Raw, WR and WP)1615.0
Current highest rating achieved1615.0
Current floor (min rating allowed)1115.0
Current K-factor28
Games played this month9
Score (S)6.5
Expected score (We)6.91
Difference (S-We)-0.34
Current Raw change (no limits, including tournament time weight)-9.5
Current min/max change allowed (with limits)±91.8
Current Raw change used (final)-9.5
Projected new Raw rating1605.5
Projected new Weighed rating1439.1
Projected new Weighted performance1582.4
Projected new final Raw rating (if new WP > new Raw)1605.5
Projected new highest rating1615.0
Projected new floor1115.0
Projected new K-facor28
Projected new official/published rating (highest between new Raw, new WR and new WP)1605.5
Projected effective change (new Official - current Official)-9.5
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 rating1607.6
Current Weighted rating1580.5
Current Weighted performance1579.3
Current official/published rating (highest between Raw, WR and WP)1607.6
Current highest rating achieved1607.6
Current floor (min rating allowed)1107.6
Current K-factor28
Games played this month9
Score (S)6.5
Expected score (We)6.78
Difference (S-We)-0.28
Current Raw change (no limits, including tournament time weight)-7.8
Current min/max change allowed (with limits)±92.8
Current Raw change used (final)-7.8
Projected new Raw rating1599.8
Projected new Weighed rating1455.1
Projected new Weighted performance1573.6
Projected new final Raw rating (if new WP > new Raw)1599.8
Projected new highest rating1607.6
Projected new floor1107.6
Projected new K-facor28
Projected new official/published rating (highest between new Raw, new WR and new WP)1599.8
Projected effective change (new Official - current Official)-7.8
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 rating1355.8
Current Weighted rating1246.6
Current Weighted performance1438.8
Current official/published rating (highest between Raw, WR and WP)1438.8
Current highest rating achieved1355.8
Current floor (min rating allowed)855.8
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)±132.8
Current Raw change used (final)0.0
Projected new Raw rating1355.8
Projected new Weighed rating1148.3
Projected new Weighted performance1438.8
Projected new final Raw rating (if new WP > new Raw)1438.8
Projected new highest rating1438.8
Projected new floor938.8
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1438.8
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
Tournament: Gauteng Schools Individuals Finals 2024 (U18 Girls)
Start: 2024/08/17  End: 2024/08/17  Host: GE  Type: Standard   Time: 60  Time weight: 0.83  Rounds: 5
Games: 5  Score: 4.0
Main rating: 1615.0  Rating gain/loss: -0.7
Type rating: 1607.6  Rating gain/loss: 0.0
Analysis
Tournament: Ekurhuleni North Schools Finals - Teams 2024 (U19 Open)
Start: 2024/08/03  End: 2024/08/03  Host: GE  Type: Standard   Time: 60  Time weight: 0.83  Rounds: 4
Games: 4  Score: 2.5
Main rating: 1615.0  Rating gain/loss: -8.8
Type rating: 1607.6  Rating gain/loss: -7.8
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
11 Gauteng Schools Individuals Finals 2024 (U18 Girls) 2024/08/17 2024/08/17 Ekurhuleni (GE) Standard 60 0.83 5 5 4.0 1615.0 1607.6 Analysis
10 Ekurhuleni North Schools Finals - Teams 2024 (U19 Open) 2024/08/03 2024/08/03 Ekurhuleni (GE) Standard 60 0.83 5 4 2.5 1615.0 1607.6 Analysis
9 Ekurhuleni Trails 2 2024 (U18-U20) 2024/07/27 2024/07/27 Ekurhuleni (GE) Standard 60 0.83 5 5 4.0 1588.9 1597.0 Analysis
8 Kempton Park Cluster Teams 2024 (U18) 2024/07/13 2024/07/13 Ekurhuleni (GE) Rapid 30 0.60 5 4 4.0 1588.9 1276.4 Analysis
7 2024 African Youth Chess Championship 2024/06/16 2024/06/22 South Africa (RSA) Standard 120 1.00 9 9 5.0 1555.5 1563.1 Analysis
6 Ekurhuleni Trails 1 2024 (U18+U20) 2024/06/01 2024/06/01 Ekurhuleni (GE) Standard 62 0.84 5 5 3.5 1555.5 1563.1 Analysis
5 Ekurhuleni North High School Individuals 2024 (U18 Girls) 2024/05/18 2024/05/18 Ekurhuleni (GE) Standard 60 0.83 5 5 4.0 1524.6 1530.8 Analysis
4 South African Junior Closed Chess Championship 2024 (U16 Girls) 2024/04/27 2024/05/01 Ekurhuleni (GE) Standard 120 1.00 9 9 6.5 1524.6 1530.8 Analysis
3 2024 KSNG CHess Academy Open Tournament (B) 2024/04/06 2024/04/06 Tshwane (GTP) Standard 60 0.83 5 4 0.0 1576.1 1598.6 Analysis
2 Kempton Park Cluster Individuals 2024 (U15+U18 Girls) 2024/03/02 2024/03/02 Ekurhuleni (GE) Rapid 30 0.60 5 4 4.0 1570.3 1202.2 Analysis
1 2024 Gauteng Inter-Region Chess Championship (U16 Girls) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 4 3.5 1557.4 1587.7 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
58 Gauteng Schools Individuals Finals 2024 (U18 Girls) 2024/08/17 2024/08/17 Ekurhuleni (GE) Standard 60 0.83 5 5 4.0 1615.0 1607.6 Analysis
57 Ekurhuleni North Schools Finals - Teams 2024 (U19 Open) 2024/08/03 2024/08/03 Ekurhuleni (GE) Standard 60 0.83 5 4 2.5 1615.0 1607.6 Analysis
56 Ekurhuleni Trails 2 2024 (U18-U20) 2024/07/27 2024/07/27 Ekurhuleni (GE) Standard 60 0.83 5 5 4.0 1588.9 1597.0 Analysis
55 Kempton Park Cluster Teams 2024 (U18) 2024/07/13 2024/07/13 Ekurhuleni (GE) Rapid 30 0.60 5 4 4.0 1588.9 1276.4 Analysis
54 2024 African Youth Chess Championship 2024/06/16 2024/06/22 South Africa (RSA) Standard 120 1.00 9 9 5.0 1555.5 1563.1 Analysis
53 Ekurhuleni Trails 1 2024 (U18+U20) 2024/06/01 2024/06/01 Ekurhuleni (GE) Standard 62 0.84 5 5 3.5 1555.5 1563.1 Analysis
52 Ekurhuleni North High School Individuals 2024 (U18 Girls) 2024/05/18 2024/05/18 Ekurhuleni (GE) Standard 60 0.83 5 5 4.0 1524.6 1530.8 Analysis
51 South African Junior Closed Chess Championship 2024 (U16 Girls) 2024/04/27 2024/05/01 Ekurhuleni (GE) Standard 120 1.00 9 9 6.5 1524.6 1530.8 Analysis
50 2024 KSNG CHess Academy Open Tournament (B) 2024/04/06 2024/04/06 Tshwane (GTP) Standard 60 0.83 5 4 0.0 1576.1 1598.6 Analysis
49 Kempton Park Cluster Individuals 2024 (U15+U18 Girls) 2024/03/02 2024/03/02 Ekurhuleni (GE) Rapid 30 0.60 5 4 4.0 1570.3 1202.2 Analysis
48 2024 Gauteng Inter-Region Chess Championship (U16 Girls) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 4 3.5 1557.4 1587.7 Analysis
47 2023 SA Schools Winter Games (U15 Girls) 2023/07/04 2023/07/06 West Rand (GWR) Standard 65 0.85 7 7 5.5 1510.9 1545.1 Analysis
46 Chess Molecules 16 June Tournament 2023 (High School Open) 2023/06/16 2023/06/16 Ekurhuleni (GE) Rapid 30 0.60 5 5 2.5 1535.3 1221.3 Analysis
45 Gauteng Schools Individual Finals 2023 (U15 Girls) 2023/05/27 2023/05/27 Ekurhuleni (GE) Standard 60 0.83 5 5 4.5 1505.1 1518.4 Analysis
44 Gauteng Open Arnold Classic 2023 (U16) 2023/05/19 2023/05/19 Tshwane (GTP) Rapid 30 0.60 5 5 4.0 1505.1 1195.7 Analysis
43 Ekurhuleni North Schools Individual Finals 2023 (U15 Girls) 2023/05/13 2023/05/13 Ekurhuleni (GE) Standard 60 0.83 5 5 4.0 1505.1 1518.4 Analysis
42 Ekurhuleni Trials 2 2023 (U16) 2023/04/22 2023/04/22 Ekurhuleni (GE) Standard 60 0.83 5 5 4.0 1515.9 1538.9 Analysis
41 2023 South African Junior Closed Chess Championships (U16 Girls) 2023/03/31 2023/04/04 Chess South Africa (CSA) Standard 120 1.00 9 9 4.5 1515.9 1538.9 Analysis
40 Ekhuruleni Chess Trials 1 2023 (U16) 2023/03/25 2023/03/25 Ekurhuleni (GE) Standard 60 0.83 5 5 3.5 1519.9 1545.6 Analysis
39 2022 South African Junior Team Chess Championships (U14-U18 Girls) 2022/12/04 2022/12/08 4 Knights (4K) Standard 120 1.00 7 6 4.0 1481.2 1513.0 Analysis
123
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 58 35 12 11 41.0 70.7 175.9 1410.4 1586.2
White 28 16 8 4 20.0 71.4 182.1 1405.6 1587.8
Black 30 19 4 7 21.0 70.0 170.0 1414.8 1584.8
Standard All 50 27 12 11 33.0 66.0 136.0 1433.0 1569.0
White 24 12 8 4 16.0 66.7 141.7 1425.5 1567.2
Black 26 15 4 7 17.0 65.4 130.8 1440.0 1570.8
Rapid All 8 8 0 0 8.0 100.0 425.0 1268.6 1693.6
White 4 4 0 0 4.0 100.0 425.0 1286.3 1711.3
Black 4 4 0 0 4.0 100.0 425.0 1250.8 1675.8
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 327 211 32 84 227.0 69.4 165.1 1234.5 1399.5
White 169 105 19 45 114.5 67.8 150.9 1222.7 1373.5
Black 158 106 13 39 112.5 71.2 180.2 1247.1 1427.3
Standard All 292 187 31 74 202.5 69.3 164.5 1233.3 1397.8
White 151 93 19 39 102.5 67.9 152.0 1222.9 1374.9
Black 141 94 12 35 100.0 70.9 177.8 1244.5 1422.4
Rapid All 35 24 1 10 24.5 70.0 170.0 1244.0 1414.0
White 18 12 0 6 12.0 66.7 141.7 1220.8 1362.4
Black 17 12 1 4 12.5 73.5 200.0 1268.5 1468.5
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 208066140 Terblanche, A (Anja) 7 5.0 5 0 2 71.4 1204.9 182.1 1387.0 View list
2 208088604 Monnig, E (Erika) 6 1.5 0 3 3 25.0 1428.2 -212.5 1215.7 View list
3 2080117841 Maritz, S (Sune) 4 4.0 4 0 0 100.0 1356.6 425.0 1781.6 View list
4 2080096094 Padayachy, S (Shreya) 4 4.0 4 0 0 100.0 1517.9 425.0 1942.9 View list
5 107088004 Zingoni, N (Ngaakudzwe) 4 1.5 0 3 1 37.5 1428.5 -106.3 1322.2 View list
6 209083780 Grootboom, C (Chante) 3 3.0 3 0 0 100.0 1405.6 425.0 1830.6 View list
7 2070109781 Naicker, MK (Mahalia Khanya) 3 3.0 3 0 0 100.0 1446.9 425.0 1871.9 View list
8 208082677 Radia, D (Diya) 3 3.0 3 0 0 100.0 1416.4 425.0 1841.4 View list
9 108095757 Visagie, M (Mondre) 3 3.0 3 0 0 100.0 1432.7 425.0 1857.7 View list
10 208068746 Snyders, M (Meya) 3 2.5 2 1 0 83.3 1559.5 283.3 1842.8 View list
11 2080109190 Huang, K (Kayleen) 3 2.0 2 0 1 66.7 1551.3 141.7 1693.0 View list
12 208071873 Chinoruma, T (Tawana) 3 1.5 1 1 1 50.0 1403.7 0.0 1403.7 View list
13 109083783 Kushar, T (Tristan) 3 1.5 1 1 1 50.0 1463.9 0.0 1463.9 View list
14 2090135221 Monteiro Correia, M (Maya) 3 1.5 1 1 1 50.0 1503.6 0.0 1503.6 View list
15 208067323 Aldum, C (Carla) 3 1.0 1 0 2 33.3 1240.9 -141.7 1099.2 View list
16 206091525 Nel, H (Hayley) 3 1.0 1 0 2 33.3 1540.3 -141.7 1398.6 View list
17 207092830 Netshimbupfe, W (Wanga) 3 1.0 1 0 2 33.3 1297.3 -141.7 1155.7 View list
18 2070102034 Rossouw, A (Alicia) 3 1.0 1 0 2 33.3 1375.4 -141.7 1233.7 View list
19 1080096247 Titus, D (Dominique) 3 0.0 0 0 3 0.0 1533.9 -425.0 1108.9 View list
20 2080142585 Ely, Z (Zaynab) 2 2.0 2 0 0 100.0 1531.9 425.0 1956.9 View list