Chess South Africa Ratings Database

PLAYER PAGE

Personal

Bailey, Z (Zack)

Chess SA id

1110146724

FIDE id

Date of birth

2011-11-24 (U16)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-07-28

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1221.6	1192.4	1257.8	1200
Raw rating	1221.6	1192.4	1257.8	1200
Weighted rating	1219.8	1190.6	1253.7	1200
Weighted performance	954.9	867.8	0	0
Floor	736.7	727.1	757.8	700
K-factor	36	36	36	36
Min/Max rating change allowed	160.8	167.6	152.7	165.8
Highest rating	1260.5 2022-10-01	1252.2 2023-02-01	1318.2 2022-10-01	1200 2018-10-01
Highest raw rating	1236.7 2023-03-01	1227.1 2023-03-01	1257.8 2024-08-01	1200 2024-02-01
Highest weighted rating	1236.7 2024-03-01	1227.1 2024-03-01	1250.4 2025-08-01	1200 2018-10-01
Highest weighted performance	1260.5 2022-10-01	1252.2 2023-02-01	1318.2 2022-10-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1221.6	1192.4	1257.8	1200
Analysis
Rating	1221.6	1192.4	1257.8	1200
Raw rating	1221.6	1192.4	1257.8	1200
Weighted rating	1219.8	1190.6	1253.7
Weighted performance	954.9	867.8	0
K-factor	36	36	36	36
Floor	736.7	727.1	757.8	700
Max/Min rating change allowed	160.8	167.6	152.7	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	1221.6	1192.4	1257.8	1200
New weighted rating	1220.1	1190.6	1254.6	1200
New weighted performance	947.8	860.9	0	0
Temp new rating	1221.6	1192.4	1257.8	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1221.6	1192.4	1257.8	1200
New K-factor	36	36	36	36
New floor	736.7	727.1	757.8	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	16	11	5
	12	12	0
	9	4	5
	0	0	0
History	37	27	10

Games since
	Main 16	Standard 11		Rapid 5		Blitz 0
Gender	Male
Age group	U16
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-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	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
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	37	18.5	50	0	1247.1	1247.1
Standard	27	12	44.44	-47.2	1252.4	1205.2
Rapid	10	6.5	65	127.5	1232.9	1360.4
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1221.6	1192.4	1257.8	1200
2025-09-30	1221.6	1192.4	1257.8	1200
2025-09-01	1221.6	1192.4	1257.8	1200
2025-08-01	1221.6	1192.4	1257.8	1200
2025-07-01	1221.6	1192.4	1257.8	1200
2025-06-01	1221.6	1192.4	1257.8	1200
2025-05-01	1221.6	1192.4	1257.8	1200
2025-04-01	1221.6	1192.4	1257.8	1200
2025-03-01	1221.6	1192.4	1257.8	1200
2025-02-01	1221.6	1192.2	1257.8	1200
2025-01-01	1221.6	1184.3	1257.8	1200
2024-12-01	1221.6	1184.3	1257.8	1200
2024-11-01	1221.6	1184.3	1257.8	1200
2024-10-01	1221.6	1184.3	1257.8	1200
2024-09-01	1221.6	1184.3	1257.8	1200
2024-08-01	1221.6	1184.3	1257.8	1200
2024-07-01	1198.5	1184.3	1224	1200
2024-09-01	1198.5	1184.3	1224	1200
2024-05-01	1198.5	1184.3	1224	1200
2024-04-01	1198.5	1184.3	1224	1200
2024-03-01	1235	1225.3	1224	1200
2024-02-01	1223.6	1208	1224	1200
2024-01-01	1223.6	1208	1224	1200
2023-12-01	1223.6	1208	1224	1200

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Metro South Top Schools 2024 (U13)	2024-07-27	2024-07-28	Rapid	Cape Town (WCT)	5	5	3.5	Yes	Analysis
2	Cape Town Metro Schools Chess Closed Individuals 2024 (U13 Boys)	2024-03-02	2024-03-03	Standard	Cape Town (WCT)	6	6	1.5	Yes	Analysis
3	District South Schools Chess Individual Trials 2024 (U13 Boys)	2024-02-03	2024-02-03	Standard	Cape Town (WCT)	5	5	3	Yes	Analysis
4	Cape Town Metro Schools Chess Closed Individuals 2023 (U13 Boys)	2023-02-03	2023-03-04	Standard	Cape Town (WCT)	6	6	2	Yes	Analysis
5	District South Schools Chess Individual Trials 2023 (U13 Boys)	2023-02-03	2023-02-04	Standard	Cape Town (WCT)	6	6	3.5	Yes	Analysis
6	Metro Rapid 2022 (U11 Boys)	2022-10-22	2022-10-22	Rapid	Cape Town (WCT)	5	5	3	Yes	Analysis
7	Western Cape Top Schools 2022 (U11 Mix)	2022-09-16	2022-09-17	Standard	Overberg (WOS)	5	4	2	Yes	Analysis

#	Games	Start				End
1	4	Tournament Metro South Top Schools 2024				Tournament Metro South Top Schools 2024
		date 2024-07-27	rnd 1	type Rapid	result 0.5	date 2024-07-28	rnd 4	type Rapid	result 1
		Opponent Nini, A (Azile)				Opponent Ntisana, I (Iyapha)
2	3	Tournament District South Schools Chess Individual Trials 2023				Tournament District South Schools Chess Individual Trials 2023
		date 2023-02-04	rnd 4	type Standard	result 0.5	date 2023-02-04	rnd 6	type Standard	result 0.5
		Opponent Pickford, L (Luke)				Opponent Prince, C (Cohen)
3	3	Tournament Metro Rapid 2022				Tournament District South Schools Chess Individual Trials 2023
		date 2022-10-22	rnd 5	type Rapid	result 1	date 2023-02-03	rnd 2	type Standard	result 0.5
		Opponent Yon, J (Jay Tee)				Opponent Schultz, O (Oliver)

#	Games	Start				End
1	3	Tournament District South Schools Chess Individual Trials 2023				Tournament District South Schools Chess Individual Trials 2023
		date 2023-02-04	rnd 4	type Standard	result 0.5	date 2023-02-04	rnd 6	type Standard	result 0.5
		Opponent Pickford, L (Luke)				Opponent Prince, C (Cohen)
2	2	Tournament District South Schools Chess Individual Trials 2024				Tournament District South Schools Chess Individual Trials 2024
		date 2024-02-03	rnd 4	type Standard	result 1	date 2024-02-03	rnd 5	type Standard	result 1
		Opponent Sissing, K (Kaylem)				Opponent Rhoda, I (Israel)
3	2	Tournament Cape Town Metro Schools Chess Closed Individuals 2023				Tournament Cape Town Metro Schools Chess Closed Individuals 2023
		date 2023-03-04	rnd 4	type Standard	result 1	date 2023-03-04	rnd 5	type Standard	result 1
		Opponent Kennis, J (Jayden)				Opponent Bangani, O (Ovayo)

#	Games	Start				End
1	5	Tournament Metro Rapid 2022				Tournament Metro South Top Schools 2024
		date 2022-10-22	rnd 5	type Rapid	result 1	date 2024-07-28	rnd 4	type Rapid	result 1
		Opponent Yon, J (Jay Tee)				Opponent Ntisana, I (Iyapha)
2	1	Tournament Metro Rapid 2022				Tournament Metro Rapid 2022
		date 2022-10-22	rnd 3	type Rapid	result 1	date 2022-10-22	rnd 3	type Rapid	result 1
		Opponent Van Zyl, A (Andrew)				Opponent Van Zyl, A (Andrew)
3	1	Tournament Metro Rapid 2022				Tournament Metro Rapid 2022
		date 2022-10-22	rnd 1	type Rapid	result 1	date 2022-10-22	rnd 1	type Rapid	result 1
		Opponent Wightman, J (Jordan)				Opponent Wightman, J (Jordan)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Metro South Top Schools 2024				Tournament Metro South Top Schools 2024
		date 2024-07-27	rnd 2	type Rapid	result 1	date 2024-07-28	rnd 4	type Rapid	result 1
		Opponent Miller, M (Moegamat)				Opponent Ntisana, I (Iyapha)
2	2	Tournament District South Schools Chess Individual Trials 2024				Tournament District South Schools Chess Individual Trials 2024
		date 2024-02-03	rnd 4	type Standard	result 1	date 2024-02-03	rnd 5	type Standard	result 1
		Opponent Sissing, K (Kaylem)				Opponent Rhoda, I (Israel)
3	2	Tournament Cape Town Metro Schools Chess Closed Individuals 2023				Tournament Cape Town Metro Schools Chess Closed Individuals 2023
		date 2023-03-04	rnd 4	type Standard	result 1	date 2023-03-04	rnd 5	type Standard	result 1
		Opponent Kennis, J (Jayden)				Opponent Bangani, O (Ovayo)

#	Games	Start				End
1	2	Tournament District South Schools Chess Individual Trials 2024				Tournament District South Schools Chess Individual Trials 2024
		date 2024-02-03	rnd 4	type Standard	result 1	date 2024-02-03	rnd 5	type Standard	result 1
		Opponent Sissing, K (Kaylem)				Opponent Rhoda, I (Israel)
2	2	Tournament Cape Town Metro Schools Chess Closed Individuals 2023				Tournament Cape Town Metro Schools Chess Closed Individuals 2023
		date 2023-03-04	rnd 4	type Standard	result 1	date 2023-03-04	rnd 5	type Standard	result 1
		Opponent Kennis, J (Jayden)				Opponent Bangani, O (Ovayo)
3	2	Tournament Western Cape Top Schools 2022				Tournament Western Cape Top Schools 2022
		date 2022-09-17	rnd 3	type Standard	result 1	date 2022-09-17	rnd 4	type Standard	result 1
		Opponent Plaatjies, M (Miah Caren)				Opponent Buhr, G (Gretchen)

#	Games	Start				End
1	3	Tournament Metro South Top Schools 2024				Tournament Metro South Top Schools 2024
		date 2024-07-27	rnd 2	type Rapid	result 1	date 2024-07-28	rnd 4	type Rapid	result 1
		Opponent Miller, M (Moegamat)				Opponent Ntisana, I (Iyapha)
2	1	Tournament Metro Rapid 2022				Tournament Metro Rapid 2022
		date 2022-10-22	rnd 5	type Rapid	result 1	date 2022-10-22	rnd 5	type Rapid	result 1
		Opponent Yon, J (Jay Tee)				Opponent Yon, J (Jay Tee)
3	1	Tournament Metro Rapid 2022				Tournament Metro Rapid 2022
		date 2022-10-22	rnd 3	type Rapid	result 1	date 2022-10-22	rnd 3	type Rapid	result 1
		Opponent Van Zyl, A (Andrew)				Opponent Van Zyl, A (Andrew)

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	Miller ,K (Kaiden)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
1	Miller ,K (Kaiden)	2	1215.6	1003.1	2	1233.5	1003.1	0	0	0	0	0	0
2	Plaatjies ,M (Miah Caren)	1	1	425	1	1	425	0	0	0	0	0	0
2	Plaatjies ,M (Miah Caren)	1	1180.4	1605.4	1	1194.8	1605.4	0	0	0	0	0	0
3	Bangani ,O (Ovayo)	1	1	425	1	1	425	0	0	0	0	0	0
3	Bangani ,O (Ovayo)	1	1299.9	1724.9	1	1287.3	1724.9	0	0	0	0	0	0
4	Tsabola ,B (Bright)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Tsabola ,B (Bright)	1	1301	876	1	1255.9	876	0	0	0	0	0	0
5	Issel ,Y (Yaeesh)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Issel ,Y (Yaeesh)	1	1300.5	875.5	1	1311.5	875.5	0	0	0	0	0	0
6	Sissing ,K (Kaylem)	1	1	425	1	1	425	0	0	0	0	0	0
6	Sissing ,K (Kaylem)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
7	Stander ,L (Loghan)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Stander ,L (Loghan)	1	1468	1043	1	1441.9	1043	0	0	0	0	0	0
8	Pennell ,K (Kristian)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Pennell ,K (Kristian)	1	1270.7	845.7	1	1281.2	845.7	0	0	0	0	0	0
9	Venter ,J (Jacques)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Venter ,J (Jacques)	1	1246.1	821.1	1	1256.8	821.1	0	0	0	0	0	0
10	Minnaar ,A (Adriaan)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Minnaar ,A (Adriaan)	1	1364.6	939.6	1	1311.3	939.6	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Bailey, Z (Zack)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms