Chess South Africa Ratings Database

PLAYER PAGE

Personal

Kotze, S (Skye)

Chess SA id

2090097362

FIDE id

Date of birth

2009-06-17 (U18)

Gender

Female

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-16

Personal details last changed

1900-01-01

Junior GPX Games

21.7

Junior GPX Points

1291.5

Item	Main	Standard	Rapid	Blitz
Rating	1355.4	1282.9	1222.3	1200
Raw rating	1355.4	1282.9	1222.3	1200
Weighted rating	1250.6	1230.6	1169.8	1200
Weighted performance	1320.8	1274.2	0	0
Floor	867.3	798.9	722.3	700
K-factor	36	36	36	36
Min/Max rating change allowed	132.9	147.3	160.6	165.8
Highest rating	1367.3 2025-07-01	1298.9 2025-07-01	1222.3 2025-09-01	1200 2018-10-01
Highest raw rating	1367.3 2025-07-01	1298.9 2025-07-01	1222.3 2025-09-01	1200 2024-03-01
Highest weighted rating	1239.4 2025-09-01	1298.9 2018-02-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1367.3 2025-07-01	1298.8 2024-12-01	1200 2019-12-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1355.4	1282.9	1222.3	1200
Analysis
Rating	1355.4	1282.9	1222.3	1200
Raw rating	1355.4	1282.9	1222.3	1200
Weighted rating	1250.6	1230.6	1169.8
Weighted performance	1320.8	1274.2	0
K-factor	36	36	36	36
Floor	867.3	798.9	722.3	700
Max/Min rating change allowed	132.9	147.3	160.6	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	1355.4	1282.9	1222.3	1200
New weighted rating	1261.3	1236.2	1174.4	1200
New weighted performance	1320.4	1273.8	0	0
Temp new rating	1355.4	1282.9	1222.3	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1355.4	1282.9	1222.3	1200
New K-factor	36	36	36	36
New floor	867.3	798.9	722.3	700

Item	Main	Standard	Rapid
	0	0	0
	25	19	6
	0	0	0
	19	10	9
	10	10	0
	5	5	0
History	75	60	15

Games since
	Main 25	Standard 19		Rapid 6		Blitz 0
Gender	Female
Age group	U18
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 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	25	16.5	66	136	1255.9	1391.9
Standard	19	12.5	65.79	134.2	1240.3	1374.5
Rapid	6	4	66.67	141.7	1305.3	1447
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	75	39.5	52.67	22.7	1207.8	1230.5
Standard	60	32	53.33	28.3	1191.6	1219.9
Rapid	15	7.5	50	0	1273	1273
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1355.4	1282.9	1222.3	1200
2025-09-01	1355.4	1282.9	1222.3	1200
2025-08-01	1367.3	1298.9	1170.3	1200
2025-07-01	1367.3	1298.9	1170.3	1200
2025-06-01	1325.3	1284	1170.3	1200
2025-05-01	1208.7	1216.3	1156.8	1200
2025-04-01	1208.7	1216.3	1156.8	1200
2025-03-01	1208.7	1216.3	1156.8	1200
2025-02-01	1183.2	1188.8	1156.8	1200
2025-01-01	1183.2	1188.8	1156.4	1200
2024-12-01	1183.2	1188.8	1156.4	1200
2024-11-01	1183.2	1188.8	1156.4	1200
2024-10-01	1183.2	1188.8	1156.4	1200
2024-09-01	1183.2	1188.8	1156.4	1200
2024-08-01	1183.2	1188.8	1156.4	1200
2024-07-01	1183.2	1188.8	1156.4	1200
2024-06-01	1183.2	1188.8	1156.4	1200
2024-08-01	1183.2	1188.8	1156.4	1200
2024-04-01	1183.2	1188.8	1156.4	1200
2024-03-01	1183.2	1188.8	1156.4	1200
2024-02-01	1183.2	1188.8	1156.4	1200
2024-01-01	1183.2	1188.8	1156.4	1200
2023-12-01	1183.2	1188.8	1156.4	1200
2023-11-01	1183.2	1188.8	1156.4	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	Ekurhuleni North Schools Teams 2025 (U19 Girls)	2025-08-15	2025-08-15	Rapid	Ekurhuleni (GE)	5	4	3	Yes	Analysis
2	Ekurhuleni North Schools Teams 2025 (U17 Open)	2025-08-16	2025-08-16	Standard	Ekurhuleni (GE)	5	5	2.5	Yes	Analysis
3	Ekurhuleni North School District Finals 2025 (U18 Girls)	2025-06-14	2025-06-14	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
4	Benoni High School Cluster 2025 (U18 Girls)	2025-05-09	2025-05-09	Rapid	Ekurhuleni (GE)	5	2	1	Yes	Analysis
5	Benoni High School Cluster 2025 (U17)	2025-05-10	2025-05-10	Standard	Ekurhuleni (GE)	5	4	4	Yes	Analysis
6	Benoni High School Cluster 15Feb 2025 (U18 Girls)	2025-02-15	2025-02-15	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Ekurhuleni North Schools Teams 2025 (U19 Girls)	2025-08-15	2025-08-15	Rapid	Ekurhuleni (GE)	5	4	3	Yes	Analysis
2	Ekurhuleni North Schools Teams 2025 (U17 Open)	2025-08-16	2025-08-16	Standard	Ekurhuleni (GE)	5	5	2.5	Yes	Analysis
3	Ekurhuleni North School District Finals 2025 (U18 Girls)	2025-06-14	2025-06-14	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
4	Benoni High School Cluster 2025 (U18 Girls)	2025-05-09	2025-05-09	Rapid	Ekurhuleni (GE)	5	2	1	Yes	Analysis
5	Benoni High School Cluster 2025 (U17)	2025-05-10	2025-05-10	Standard	Ekurhuleni (GE)	5	4	4	Yes	Analysis
6	Benoni High School Cluster 15Feb 2025 (U18 Girls)	2025-02-15	2025-02-15	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
7	Ekurhuleni North High Schools Girls District Team Finals 2023 (U18)	2023-07-22	2023-07-22	Standard	Ekurhuleni (GE)	6	6	3.5	Yes	Analysis
8	Ekurhuleni North Schools Individual Finals 2023 (U15 Girls)	2023-05-13	2023-05-13	Standard	Ekurhuleni (GE)	5	4	1.5	Yes	Analysis
9	Benoni Cluster High School League 2023 (U18 Girls)	2023-05-06	2023-05-06	Rapid	Ekurhuleni (GE)	5	4	3	Yes	Analysis
10	Benoni Cluster High School League 2023 (U15 Open)	2023-05-06	2023-05-06	Rapid	Ekurhuleni (GE)	5	5	0.5	Yes	Analysis
11	Ekurhuleni-North Schools Teams 2022 (Girl Reserves)	2022-08-20	2022-08-20	Standard	Ekurhuleni (GE)	6	6	5	Yes	Analysis
12	Ekurhuleni-North Schools Finals Indiv 2022 (U13 Girls)	2022-05-13	2022-05-13	Standard	Ekurhuleni (GE)	5	4	1	Yes	Analysis
13	Ekurhuleni North Schools District Finals 2021 (U13 Girls)	2021-09-11	2021-09-11	Standard	Ekurhuleni (GE)	5	5	1.5	Yes	Analysis
14	2018 Gauteng League Final (U9)	2018-08-24	2018-08-24	Standard	Tshwane (GTP)	5	4	0	Yes	Analysis
15	Ekurhuleni North District Schools Final 2018 (U9)	2018-08-04	2018-08-04	Standard	Ekurhuleni (GE)	5	5	4	Yes	Analysis
16	Ekurhuleni North Schools Individuals 2018 (U9 Girls)	2018-05-12	2018-05-12	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
17	Brakpan Open 2018 (D)	2018-02-24	2018-02-24	Standard	Ekurhuleni (GE)	5	2	0	Yes	Analysis

#	Games	Start				End
1	6	Tournament Benoni High School Cluster 2025				Tournament Ekurhuleni North School District Finals 2025
		date 2025-05-10	rnd 1	type Standard	result 1	date 2025-06-14	rnd 2	type Standard	result 1
		Opponent Wolmarans, J (Johannes)				Opponent Mpelo, K (Kayla)
2	5	Tournament Ekurhuleni North High Schools Girls District Team Finals 2023				Tournament Benoni High School Cluster 15Feb 2025
		date 2023-07-22	rnd 3	type Standard	result 1	date 2025-02-15	rnd 1	type Standard	result 1
		Opponent Ndemande, M (Marcia)				Opponent Jordan, D (Danielle)
3	5	Tournament Ekurhuleni-North Schools Teams 2022				Tournament Ekurhuleni-North Schools Teams 2022
		date 2022-08-20	rnd 2	type Standard	result 1	date 2022-08-20	rnd 6	type Standard	result 1
		Opponent Mamburu, T (Tiana)				Opponent Mabobo, M (Miracle)

#	Games	Start				End
1	7	Tournament Benoni High School Cluster 15Feb 2025				Tournament Ekurhuleni North School District Finals 2025
		date 2025-02-15	rnd 5	type Standard	result 1	date 2025-06-14	rnd 2	type Standard	result 1
		Opponent Mntambo, E (Esihle)				Opponent Mpelo, K (Kayla)
2	5	Tournament Ekurhuleni North High Schools Girls District Team Finals 2023				Tournament Benoni High School Cluster 15Feb 2025
		date 2023-07-22	rnd 3	type Standard	result 1	date 2025-02-15	rnd 1	type Standard	result 1
		Opponent Ndemande, M (Marcia)				Opponent Jordan, D (Danielle)
3	5	Tournament Ekurhuleni-North Schools Teams 2022				Tournament Ekurhuleni-North Schools Teams 2022
		date 2022-08-20	rnd 2	type Standard	result 1	date 2022-08-20	rnd 6	type Standard	result 1
		Opponent Mamburu, T (Tiana)				Opponent Mabobo, M (Miracle)

#	Games	Start				End
1	4	Tournament Benoni Cluster High School League 2023				Tournament Benoni High School Cluster 2025
		date 2023-05-06	rnd 2	type Rapid	result 1	date 2025-05-09	rnd 1	type Rapid	result 1
		Opponent Keyser, K (Kaitlin)				Opponent Kok, P (Phumi)
2	2	Tournament Ekurhuleni North Schools Teams 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-08-15	rnd 4	type Rapid	result 1	date 2025-08-15	rnd 5	type Rapid	result 1
		Opponent Taylor, J (Jordan)				Opponent Manamela, H (Hamisa)
3	1	Tournament Ekurhuleni North Schools Teams 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-08-15	rnd 1	type Rapid	result 1	date 2025-08-15	rnd 1	type Rapid	result 1
		Opponent Zungu, A (Amahle)				Opponent Zungu, A (Amahle)

No games found.

#	Games	Start				End

#	Games	Start				End
1	6	Tournament Benoni High School Cluster 2025				Tournament Ekurhuleni North School District Finals 2025
		date 2025-05-10	rnd 1	type Standard	result 1	date 2025-06-14	rnd 2	type Standard	result 1
		Opponent Wolmarans, J (Johannes)				Opponent Mpelo, K (Kayla)
2	5	Tournament Ekurhuleni-North Schools Teams 2022				Tournament Ekurhuleni-North Schools Teams 2022
		date 2022-08-20	rnd 2	type Standard	result 1	date 2022-08-20	rnd 6	type Standard	result 1
		Opponent Mamburu, T (Tiana)				Opponent Mabobo, M (Miracle)
3	3	Tournament Ekurhuleni North Schools Teams 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-08-15	rnd 4	type Rapid	result 1	date 2025-08-16	rnd 1	type Standard	result 1
		Opponent Taylor, J (Jordan)				Opponent Lindokuhle, S (Shiba)

#	Games	Start				End
1	7	Tournament Benoni High School Cluster 15Feb 2025				Tournament Ekurhuleni North School District Finals 2025
		date 2025-02-15	rnd 5	type Standard	result 1	date 2025-06-14	rnd 2	type Standard	result 1
		Opponent Mntambo, E (Esihle)				Opponent Mpelo, K (Kayla)
2	5	Tournament Ekurhuleni-North Schools Teams 2022				Tournament Ekurhuleni-North Schools Teams 2022
		date 2022-08-20	rnd 2	type Standard	result 1	date 2022-08-20	rnd 6	type Standard	result 1
		Opponent Mamburu, T (Tiana)				Opponent Mabobo, M (Miracle)
3	3	Tournament Ekurhuleni North High Schools Girls District Team Finals 2023				Tournament Benoni High School Cluster 15Feb 2025
		date 2023-07-22	rnd 5	type Standard	result 1	date 2025-02-15	rnd 1	type Standard	result 1
		Opponent Mbende Benga, ML (Monique Laurelle)				Opponent Jordan, D (Danielle)

#	Games	Start				End
1	4	Tournament Benoni Cluster High School League 2023				Tournament Benoni High School Cluster 2025
		date 2023-05-06	rnd 2	type Rapid	result 1	date 2025-05-09	rnd 1	type Rapid	result 1
		Opponent Keyser, K (Kaitlin)				Opponent Kok, P (Phumi)
2	2	Tournament Ekurhuleni North Schools Teams 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-08-15	rnd 4	type Rapid	result 1	date 2025-08-15	rnd 5	type Rapid	result 1
		Opponent Taylor, J (Jordan)				Opponent Manamela, H (Hamisa)
3	1	Tournament Ekurhuleni North Schools Teams 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-08-15	rnd 1	type Rapid	result 1	date 2025-08-15	rnd 1	type Rapid	result 1
		Opponent Zungu, A (Amahle)				Opponent Zungu, A (Amahle)

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	Monteiro Correia ,M (Maya)	3	0	-425	1	0	-425	2	0	-425	0	0	0
1	Monteiro Correia ,M (Maya)	3	1400.6	975.6	1	1262.4	975.6	2	1200	975.6	0	0	0
2	Mabobo ,M (Miracle)	2	2	425	2	2	425	0	0	0	0	0	0
2	Mabobo ,M (Miracle)	2	1179.4	1604.4	2	1175.6	1604.4	0	0	0	0	0	0
3	Perez ,S (Sammy)	2	2	425	2	2	425	0	0	0	0	0	0
3	Perez ,S (Sammy)	2	1200	1625	2	1200	1625	0	0	0	0	0	0
4	Pinhao ,C (Catia)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
4	Pinhao ,C (Catia)	2	1224	1011.5	2	1203.6	1011.5	0	0	0	0	0	0
5	Mamburu ,T (Tiana)	2	1	0	2	1	0	0	0	0	0	0	0
5	Mamburu ,T (Tiana)	2	1195.6	1195.6	2	1194.6	1195.6	0	0	0	0	0	0
6	Mbende Benga ,ML (Monique Laurelle)	2	1	0	2	1	0	0	0	0	0	0	0
6	Mbende Benga ,ML (Monique Laurelle)	2	1056.9	1056.9	2	1031.2	1056.9	0	0	0	0	0	0
7	Ndemande ,M (Marcia)	2	2	425	2	2	425	0	0	0	0	0	0
7	Ndemande ,M (Marcia)	2	1212.6	1637.6	2	1210	1637.6	0	0	0	0	0	0
8	Kok ,P (Phumi)	2	1	0	1	0	-425	1	1	425	0	0	0
8	Kok ,P (Phumi)	2	1271.7	1271.7	1	1324	846.7	1	1182.6	1696.7	0	0	0
9	Zungu ,A (Amahle)	2	2	425	1	1	425	1	1	425	0	0	0
9	Zungu ,A (Amahle)	2	1135.4	1560.4	1	1178.8	1560.4	1	1200	1560.4	0	0	0
10	Ambrose ,I (Isabella)	2	0	-425	0	0	0	2	0	-425	0	0	0
10	Ambrose ,I (Isabella)	2	1533.2	1108.2	0	0	0	2	1459.5	1108.2	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Kotze, S (Skye)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms