Chess South Africa Ratings Database

PLAYER PAGE

Personal

Dreyer, L (Leah)

Chess SA id

2140152360

FIDE id

Date of birth

2014-04-16 (U12)

Gender

Female

Region

Overberg (WOS)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-13

Personal details last changed

1900-01-01

Junior GPX Games

24.5

Junior GPX Points

1048.4

Item	Main	Standard	Rapid	Blitz
Rating	1178.2	1161.6	1198.7	1200
Raw rating	1151.2	1161.6	1141.8	1200
Weighted rating	1178.2	1151.5	1198.7	1200
Weighted performance	994.2	956.9	1045.6	0
Floor	728.7	704.1	721.4	700
K-factor	36	36	36	36
Min/Max rating change allowed	177.8	175.1	180.1	165.8
Highest rating	1228.7 2025-09-01	1204.1 2025-09-01	1221.4 2025-03-01	1200 2018-10-01
Highest raw rating	1228.7 2025-09-01	1204.1 2025-09-01	1221.4 2025-03-01	1200 2024-03-01
Highest weighted rating	1205.3 2018-10-01	1200 2018-10-01	1221.4 2018-10-01	1200 2018-10-01
Highest weighted performance	1209.8 2024-05-01	1200 2019-12-01	1200 2019-12-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-1.7	0	-3.8	0
New rating	1176.5	1161.6	1194.9	1200
Analysis
Rating	1178.2	1161.6	1198.7	1200
Raw rating	1151.2	1161.6	1141.8	1200
Weighted rating	1178.2	1151.5	1198.7
Weighted performance	994.2	956.9	1045.6
K-factor	36	36	36	36
Floor	728.7	704.1	721.4	700
Max/Min rating change allowed	177.8	175.1	180.1	165.8
Games	0	0	0	0
Score	0	0	0	0
Expected score	0	0	0	0
Score-Expected	0	0	0	0
Temp raw +/-	0	0	0	0
Final raw +/-	0	0	0	0
New raw rating	1151.2	1161.6	1141.8	1200
New weighted rating	1176.5	1152.3	1194.9	1200
New weighted performance	993.8	956.5	1045.3	0
Temp new rating	1176.5	1161.6	1194.9	1200
Temp new rating +/-	-1.7	0	-3.8	0
Final new rating +/-	-1.7	0	-3.8	0
New rating	1176.5	1161.6	1194.9	1200
New K-factor	36	36	36	36
New floor	728.7	704.1	721.4	700

Item	Main	Standard	Rapid
	0	0	0
	37	13	24
	20	15	5
	22	16	6
	0	0	0
	0	0	0
History	79	44	35

Games since
	Main 57	Standard 28		Rapid 29		Blitz 0
Gender	Female
Age group	U12
Region	Overberg (WOS)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	4149		1389		137
Female	1029		421		54
U12	707		256		29
U12 Female	227		93		14
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U12	-1		-1		-1
U12 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	1636		828		121
Female	368		208		43
U12	307		168		26
U12 Female	101		59		12
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U12	-1		-1		-1
U12 Female	-1		-1		-1


	Games	Score	%	Dp	AvgOpp	Performance
Main	0	0	0	0	0	0
Standard	0	0	0	0	0	0
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

	Games	Score	%	Dp	AvgOpp	Performance
Main	37	16.5	44.59	-45.9	1219	1173.1
Standard	13	6	46.15	-32.7	1227.8	1195.1
Rapid	24	10.5	43.75	-53.1	1214.3	1161.2
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	79	32.5	41.14	-75.3	1229.4	1154.1
Standard	44	17	38.64	-96.6	1244.6	1148
Rapid	35	15.5	44.29	-48.6	1210.4	1161.8
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1151.2	1161.6	1141.8	1200
2025-09-01	1228.7	1204.1	1221.4	1200
2025-08-01	1183	1146.2	1221.4	1200
2025-07-01	1183	1146.2	1221.4	1200
2025-06-01	1183	1146.2	1221.4	1200
2025-05-01	1183	1146.2	1221.4	1200
2025-04-01	1183	1145.7	1221.4	1200
2025-03-01	1195.2	1146.2	1221.4	1200
2025-02-01	1162.9	1144.9	1188.8	1200
2025-01-01	1162	1127.6	1188.8	1200
2024-12-01	1162	1127.6	1188.8	1200
2024-11-01	1162	1127.6	1188.8	1200
2024-10-01	1162	1127.6	1188.8	1200
2024-09-01	1162	1127.6	1188.8	1200
2024-08-01	1162	1127.6	1188.8	1200
2024-07-01	1205.3	1192	1188.8	1200
2024-06-01	1205.3	1192	1188.8	1200
2024-08-01	1205.3	1194.4	1188.8	1200
2024-04-01	1205.3	1194.4	1188.8	1200
2024-03-01	1135.6	1139.6	1158	1200
2024-02-01	1135.6	1139.6	1158	1200
2024-01-01	1135.6	1139.6	1158	1200
2023-12-01	1135.6	1139.6	1158	1200
2023-11-01	1135.6	1139.6	1158	1200

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Overberg Club Championship 2025	2025-09-13	2025-09-13	Rapid	Overberg (WOS)	7	6	1	Yes	Analysis
2	Western Cape Schools - Top Schools 2025 (U13 Girls)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	6	5	1	Yes	Analysis
3	Overberg Top Schools 2025 (U9-U13 Girls)	2025-08-02	2025-08-02	Standard	Overberg (WOS)	5	3	3	Yes	Analysis
4	Overberg Schools - PS Closed 2025 (U11 Girls)	2025-03-08	2025-03-08	Standard	Overberg (WOS)	5	5	2	Yes	Analysis
5	Overberg Schools - PS Trials (Region 1) 2025 (U11 Girls)	2025-02-22	2025-02-22	Rapid	Overberg (WOS)	6	6	4	Yes	Analysis
6	Curro Hermanus Summer Open 2025 (U11)	2025-02-08	2025-02-08	Rapid	Overberg (WOS)	6	6	2.5	Yes	Analysis
7	Overberg Schools & Federation Open 2025 (U11)	2025-02-01	2025-02-01	Rapid	Overberg (WOS)	6	6	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Overberg Club Championship 2025	2025-09-13	2025-09-13	Rapid	Overberg (WOS)	7	6	1	Yes	Analysis
2	Western Cape Schools - Top Schools 2025 (U13 Girls)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	6	5	1	Yes	Analysis
3	Overberg Top Schools 2025 (U9-U13 Girls)	2025-08-02	2025-08-02	Standard	Overberg (WOS)	5	3	3	Yes	Analysis
4	Overberg Schools - PS Closed 2025 (U11 Girls)	2025-03-08	2025-03-08	Standard	Overberg (WOS)	5	5	2	Yes	Analysis
5	Overberg Schools - PS Trials (Region 1) 2025 (U11 Girls)	2025-02-22	2025-02-22	Rapid	Overberg (WOS)	6	6	4	Yes	Analysis
6	Curro Hermanus Summer Open 2025 (U11)	2025-02-08	2025-02-08	Rapid	Overberg (WOS)	6	6	2.5	Yes	Analysis
7	Overberg Schools & Federation Open 2025 (U11)	2025-02-01	2025-02-01	Rapid	Overberg (WOS)	6	6	3	Yes	Analysis
8	Overberg Schools - Top Schools 2024 (U11 Mixed)	2024-07-27	2024-07-27	Standard	Overberg (WOS)	5	4	0	Yes	Analysis
9	Western Cape PS Individuals Championship 2024 (U11 Girls)	2024-05-04	2024-05-05	Standard	West Coast (WCU)	6	6	2	Yes	Analysis
10	Overberg Schools - PS Closed 2024 (U11 Girls)	2024-03-16	2024-03-16	Standard	Overberg (WOS)	5	5	3.5	Yes	Analysis
11	Overberg Schools - PS Trials Region 3 2024 (U11 Girls)	2024-03-02	2024-03-02	Rapid	Overberg (WOS)	5	5	3	Yes	Analysis
12	Overberg Top Schools 2023 (U7+U9)	2023-08-05	2023-08-05	Standard	Overberg (WOS)	5	5	2	Yes	Analysis
13	Western Cape PS Individuals 2023 (U9 Girls)	2023-05-05	2023-05-06	Standard	Cape Town (WCT)	6	6	2.5	Yes	Analysis
14	Overberg School Chess Closed Tournament 2023 (U9 Girls)	2023-03-25	2023-03-25	Standard	Overberg (WOS)	5	5	1	Yes	Analysis
15	Overberg Primary School Trials (Region 2)	2023-02-24	2023-03-10	Rapid	Overberg (WOS)	6	6	2	Yes	Analysis

#	Games	Start				End
1	4	Tournament Overberg Top Schools 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-08-02	rnd 1	type Standard	result 1	date 2025-09-06	rnd 1	type Standard	result 1
		Opponent Momoza, O (Onesimo)				Opponent Majuba, P (Pumelela)
2	4	Tournament Overberg Schools - PS Closed 2024				Tournament Overberg Schools - PS Closed 2024
		date 2024-03-16	rnd 2	type Standard	result 1	date 2024-03-16	rnd 5	type Standard	result 0.5
		Opponent Smith, C (Celia)				Opponent Du Plessis, V (Vera)
3	3	Tournament Curro Hermanus Summer Open 2025				Tournament Curro Hermanus Summer Open 2025
		date 2025-02-08	rnd 2	type Rapid	result 1	date 2025-02-08	rnd 4	type Rapid	result 1
		Opponent Mueller, N (Noah)				Opponent Collins, M (Marius)

#	Games	Start				End
1	4	Tournament Overberg Top Schools 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-08-02	rnd 1	type Standard	result 1	date 2025-09-06	rnd 1	type Standard	result 1
		Opponent Momoza, O (Onesimo)				Opponent Majuba, P (Pumelela)
2	4	Tournament Overberg Schools - PS Closed 2024				Tournament Overberg Schools - PS Closed 2024
		date 2024-03-16	rnd 2	type Standard	result 1	date 2024-03-16	rnd 5	type Standard	result 0.5
		Opponent Smith, C (Celia)				Opponent Du Plessis, V (Vera)
3	3	Tournament Western Cape PS Individuals 2023				Tournament Overberg Top Schools 2023
		date 2023-05-06	rnd 5	type Standard	result 1	date 2023-08-05	rnd 1	type Standard	result 1
		Opponent Van Geems, A (Anrisca)				Opponent Atkins, L (Leo)

#	Games	Start				End
1	3	Tournament Curro Hermanus Summer Open 2025				Tournament Curro Hermanus Summer Open 2025
		date 2025-02-08	rnd 2	type Rapid	result 1	date 2025-02-08	rnd 4	type Rapid	result 1
		Opponent Mueller, N (Noah)				Opponent Collins, M (Marius)
2	3	Tournament Overberg Schools - PS Trials Region 3 2024				Tournament Overberg Schools - PS Trials Region 3 2024
		date 2024-03-02	rnd 2	type Rapid	result 1	date 2024-03-02	rnd 4	type Rapid	result 1
		Opponent Kotze, M (Marlie)				Opponent Du Plessis, V (Vera)
3	2	Tournament Overberg Schools - PS Trials (Region 1) 2025				Tournament Overberg Schools - PS Trials (Region 1) 2025
		date 2025-02-22	rnd 5	type Rapid	result 1	date 2025-02-22	rnd 6	type Rapid	result 1
		Opponent Foye, R (Rhossanah)				Opponent Bota, A (Alupheli)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Overberg Top Schools 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-08-02	rnd 1	type Standard	result 1	date 2025-09-06	rnd 1	type Standard	result 1
		Opponent Momoza, O (Onesimo)				Opponent Majuba, P (Pumelela)
2	3	Tournament Overberg Schools - PS Closed 2024				Tournament Overberg Schools - PS Closed 2024
		date 2024-03-16	rnd 2	type Standard	result 1	date 2024-03-16	rnd 4	type Standard	result 1
		Opponent Smith, C (Celia)				Opponent November, K (Kihara)
3	3	Tournament Overberg Schools - PS Trials Region 3 2024				Tournament Overberg Schools - PS Trials Region 3 2024
		date 2024-03-02	rnd 2	type Rapid	result 1	date 2024-03-02	rnd 4	type Rapid	result 1
		Opponent Kotze, M (Marlie)				Opponent Du Plessis, V (Vera)

#	Games	Start				End
1	4	Tournament Overberg Top Schools 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-08-02	rnd 1	type Standard	result 1	date 2025-09-06	rnd 1	type Standard	result 1
		Opponent Momoza, O (Onesimo)				Opponent Majuba, P (Pumelela)
2	3	Tournament Overberg Schools - PS Closed 2024				Tournament Overberg Schools - PS Closed 2024
		date 2024-03-16	rnd 2	type Standard	result 1	date 2024-03-16	rnd 4	type Standard	result 1
		Opponent Smith, C (Celia)				Opponent November, K (Kihara)
3	3	Tournament Western Cape PS Individuals 2023				Tournament Overberg Top Schools 2023
		date 2023-05-06	rnd 5	type Standard	result 1	date 2023-08-05	rnd 1	type Standard	result 1
		Opponent Van Geems, A (Anrisca)				Opponent Atkins, L (Leo)

#	Games	Start				End
1	3	Tournament Overberg Schools - PS Trials Region 3 2024				Tournament Overberg Schools - PS Trials Region 3 2024
		date 2024-03-02	rnd 2	type Rapid	result 1	date 2024-03-02	rnd 4	type Rapid	result 1
		Opponent Kotze, M (Marlie)				Opponent Du Plessis, V (Vera)
2	2	Tournament Overberg Schools - PS Trials (Region 1) 2025				Tournament Overberg Schools - PS Trials (Region 1) 2025
		date 2025-02-22	rnd 5	type Rapid	result 1	date 2025-02-22	rnd 6	type Rapid	result 1
		Opponent Foye, R (Rhossanah)				Opponent Bota, A (Alupheli)
3	2	Tournament Overberg Primary School Trials				Tournament Overberg Primary School Trials
		date 2023-02-24	rnd 2	type Rapid	result 1	date 2023-02-24	rnd 3	type Rapid	result 1
		Opponent Roodt, M (Mia)				Opponent Stander, A (Anri)

No games found.

#	Games	Start				End

Top 10 opponents most often played

#	Opponent	Main			Standard			Rapid			Blitz
		Gms	Score	Dp	Gms	Score	Dp	Gms	Score	Dp	Gms	Score	Dp
		Gms	Aor	Prat	Gms	Aor	Prat	Gms	Aor	Prat	Gms	Aor	Prat
1	Du Plessis ,V (Vera)	5	2	-85	3	1	-141.7	2	1	0	0	0	0
1	Du Plessis ,V (Vera)	5	1214.9	1129.9	3	1209.9	1073.2	2	1199.4	1214.9	0	0	0
2	Ntontelo ,O (Oyintando)	3	1	-141.7	2	1	0	1	0	-425	0	0	0
2	Ntontelo ,O (Oyintando)	3	1188.9	1047.2	2	1173.2	1188.9	1	1200	763.9	0	0	0
3	Van Geems ,A (Anrisca)	3	3	425	2	2	425	1	1	425	0	0	0
3	Van Geems ,A (Anrisca)	3	1109.9	1534.9	2	1135.6	1534.9	1	1130.3	1534.9	0	0	0
4	Stander ,A (Anri)	3	1	-141.7	1	0	-425	2	1	0	0	0	0
4	Stander ,A (Anri)	3	1199	1057.3	1	1200	774	2	1158	1199	0	0	0
5	Pretorius ,S (Sylvie)	3	0	-425	1	0	-425	2	0	-425	0	0	0
5	Pretorius ,S (Sylvie)	3	1221.7	796.7	1	1200	796.7	2	1217.2	796.7	0	0	0
6	Mtiki ,S (Sesona)	2	0	-425	1	0	-425	1	0	-425	0	0	0
6	Mtiki ,S (Sesona)	2	1263.1	838.1	1	1252	838.1	1	1232.4	838.1	0	0	0
7	Bester ,S (Sebastian)	2	0	-425	1	0	-425	1	0	-425	0	0	0
7	Bester ,S (Sebastian)	2	1323.2	898.2	1	1259.6	898.2	1	1364.7	898.2	0	0	0
8	Nel ,K (Kuhle)	2	0	-425	1	0	-425	1	0	-425	0	0	0
8	Nel ,K (Kuhle)	2	1258.9	833.9	1	1223	833.9	1	1320.2	833.9	0	0	0
9	Sibanda ,S (Shammar)	2	1	0	1	1	425	1	0	-425	0	0	0
9	Sibanda ,S (Shammar)	2	1200	1200	1	1200	1625	1	1200	775	0	0	0
10	Scholtz ,M (Miche)	2	1	0	0	0	0	2	1	0	0	0	0
10	Scholtz ,M (Miche)	2	1239.7	1239.7	0	0	0	2	1244.2	1239.7	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Dreyer, L (Leah)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms