Player Page

Dreyer, A (Aretha)
Dob: 2012/09/14 (U14)
Gender: Female
Chess SA id: 2120160874
FIDE id:
Region: Tshwane (GTP)
Citizen: RSA
Title(s):
Last active: 2024/10/04 (51 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 rating1261.8
Current Weighted rating1237.3
Current Weighted performance1226.2
Current official/published rating (highest between Raw, WR and WP)1261.8
Current highest rating achieved1261.8
Current floor (min rating allowed)761.8
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)±151.8
Current Raw change used (final)0.0
Projected new Raw rating1261.8
Projected new Weighed rating1139.2
Projected new Weighted performance1226.2
Projected new final Raw rating (if new WP > new Raw)1261.8
Projected new highest rating1261.8
Projected new floor761.8
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1261.8
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 rating1268.5
Current Weighted rating1243.3
Current Weighted performance1226.2
Current official/published rating (highest between Raw, WR and WP)1268.5
Current highest rating achieved1268.5
Current floor (min rating allowed)768.5
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)±150.4
Current Raw change used (final)0.0
Projected new Raw rating1268.5
Projected new Weighed rating1144.7
Projected new Weighted performance1226.2
Projected new final Raw rating (if new WP > new Raw)1268.5
Projected new highest rating1268.5
Projected new floor768.5
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1268.5
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 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
5 Gauteng Top Schools 2024 (U13 Girls) 2024/10/04 2024/10/04 Ekurhuleni (GE) Standard 60 0.83 5 5 3.0 1245.4 1250.1 Analysis
4 Gauteng Schools Individuals Finals 2024 (U13 Girls) 2024/08/16 2024/08/16 Ekurhuleni (GE) Standard 60 0.83 5 4 2.0 1251.4 1258.0 Analysis
3 2024 Tshwane North School District Team League Finals (U13 Girls) 2024/08/02 2024/08/02 Tshwane (GTP) Standard 60 0.83 3 3 2.0 1234.1 1237.8 Analysis
2 2024 Tshwane North School District Cluster 4 & 5 Team League (U13 Girls) 2024/07/20 2024/07/20 Tshwane (GTP) Standard 60 0.83 2 2 0.0 1253.8 1262.3 Analysis
1 2024 Tshwane North School District CLOSED Individual Champioships (U13 Girls) 2024/05/11 2024/05/11 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1235.0 1242.1 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
6 Gauteng Top Schools 2024 (U13 Girls) 2024/10/04 2024/10/04 Ekurhuleni (GE) Standard 60 0.83 5 5 3.0 1245.4 1250.1 Analysis
5 Gauteng Schools Individuals Finals 2024 (U13 Girls) 2024/08/16 2024/08/16 Ekurhuleni (GE) Standard 60 0.83 5 4 2.0 1251.4 1258.0 Analysis
4 2024 Tshwane North School District Team League Finals (U13 Girls) 2024/08/02 2024/08/02 Tshwane (GTP) Standard 60 0.83 3 3 2.0 1234.1 1237.8 Analysis
3 2024 Tshwane North School District Cluster 4 & 5 Team League (U13 Girls) 2024/07/20 2024/07/20 Tshwane (GTP) Standard 60 0.83 2 2 0.0 1253.8 1262.3 Analysis
2 2024 Tshwane North School District CLOSED Individual Champioships (U13 Girls) 2024/05/11 2024/05/11 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1235.0 1242.1 Analysis
1 2023 Gauteng Top Schools (U13 Girls) 2023/08/18 2023/08/18 West Rand (GWR) Standard 60 0.83 5 5 3.5 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 19 10 0 9 10.0 52.6 22.4 1259.3 1281.7
White 9 6 0 3 6.0 66.7 141.7 1278.6 1420.3
Black 10 4 0 6 4.0 40.0 -85.0 1242.0 1157.0
Standard All 19 10 0 9 10.0 52.6 22.4 1259.3 1281.7
White 9 6 0 3 6.0 66.7 141.7 1278.6 1420.3
Black 10 4 0 6 4.0 40.0 -85.0 1242.0 1157.0
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 24 13 1 10 13.5 56.3 53.1 1254.5 1307.6
White 12 9 0 3 9.0 75.0 212.5 1262.2 1474.7
Black 12 4 1 7 4.5 37.5 -106.3 1246.8 1140.5
Standard All 24 13 1 10 13.5 56.3 53.1 1254.5 1307.6
White 12 9 0 3 9.0 75.0 212.5 1262.2 1474.7
Black 12 4 1 7 4.5 37.5 -106.3 1246.8 1140.5
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 2110310528 Du Plessis, C (Cara) 2 2.0 2 0 0 100.0 1248.4 425.0 1673.4 View list
2 2120138294 Swanepoel, L (Leja) 2 0.0 0 0 2 0.0 1253.8 -425.0 828.8 View list
3 2110157405 Strauss, L (Luné) 2 0.0 0 0 2 0.0 1234.5 -425.0 809.5 View list
4 2110303369 Du Toit, L (Leoné) 1 1.0 1 0 0 100.0 1235.0 425.0 1660.0 View list
5 2110308820 Dandanyika, P (Polite) 1 1.0 1 0 0 100.0 1234.1 425.0 1659.1 View list
6 2130145690 Botha, M (Mianke) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
7 2120312126 Khuphe, T (Thabisile) 1 1.0 1 0 0 100.0 1245.4 425.0 1670.4 View list
8 2100160878 Fox, K (Keira) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
9 2120156429 Mbaswana, Y (Yolanda) 1 1.0 1 0 0 100.0 1251.4 425.0 1676.4 View list
10 2110303694 Matlou, B (Batlile) 1 1.0 1 0 0 100.0 1235.0 425.0 1660.0 View list
11 2120155944 Matlhasedi, T (Tumiso) 1 1.0 1 0 0 100.0 1235.0 425.0 1660.0 View list
12 2140307767 Mahlaba, S (Sihle) 1 1.0 1 0 0 100.0 1245.4 425.0 1670.4 View list
13 2120303703 Shiloane, L (Lesego) 1 1.0 1 0 0 100.0 1234.1 425.0 1659.1 View list
14 2120113799 Uwakata, ST (Samara) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
15 2110160936 Tshakuma, M (Motsedisi) 1 0.5 0 1 0 50.0 1200.0 0.0 1200.0 View list
16 2130143059 Smith, L (Leah) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
17 2110141416 Moorcroft, Z (Zelneri) 1 0.0 0 0 1 0.0 1251.4 -425.0 826.4 View list
18 2110159819 Lekhuleni, N (Nqobile) 1 0.0 0 0 1 0.0 1235.0 -425.0 810.0 View list
19 2110310532 Malemone, D (Ditshego) 1 0.0 0 0 1 0.0 1251.4 -425.0 826.4 View list
20 2110312128 Malatshi, L (Lesedi) 1 0.0 0 0 1 0.0 1245.4 -425.0 820.4 View list