Chess South Africa Ratings Database

PLAYER PAGE

Personal

Bierman, T (Tiaan)

Chess SA id

1070147906

FIDE id

Date of birth

2007-12-06 (U20)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-09-09

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1361.2	1273.3	1242.8	1200
Raw rating	1361.2	1273.3	1242.8	1200
Weighted rating	1361.2	1273.2	1242.8	1200
Weighted performance	0	0	0	0
Floor	875.9	808.6	742.8	700
K-factor	36	36	36	36
Min/Max rating change allowed	131.8	149.4	156	165.8
Highest rating	1395.2 2023-08-01	1416.3 2023-08-01	1358.2 2022-11-01	1200 2018-10-01
Highest raw rating	1375.9 2023-09-01	1308.6 2023-09-01	1242.8 2024-02-01	1200 2024-02-01
Highest weighted rating	1375.9 2025-07-01	1308.6 2025-05-05	1242.8 2025-02-01	1200 2018-10-01
Highest weighted performance	1395.2 2023-08-01	1416.3 2023-08-01	1358.2 2022-11-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1361.2	1273.3	1242.8	1200
Analysis
Rating	1361.2	1273.3	1242.8	1200
Raw rating	1361.2	1273.3	1242.8	1200
Weighted rating	1361.2	1273.2	1242.8
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	875.9	808.6	742.8	700
Max/Min rating change allowed	131.8	149.4	156	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	1361.2	1273.3	1242.8	1200
New weighted rating	1361.2	1273.2	1242.8	1200
New weighted performance	0	0	0	0
Temp new rating	1361.2	1273.3	1242.8	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1361.2	1273.3	1242.8	1200
New K-factor	36	36	36	36
New floor	875.9	808.6	742.8	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	22	22	0
	6	0	6
	0	0	0
History	28	22	6

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 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	28	15	53.57	30.4	1308.2	1338.6
Standard	22	12	54.55	38.6	1285.6	1324.2
Rapid	6	3	50	0	1391	1391
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1361.2	1273.3	1242.8	1200
2025-09-30	1361.2	1273.3	1242.8	1200
2025-09-01	1361.2	1273.3	1242.8	1200
2025-08-01	1361.2	1273.3	1242.8	1200
2025-07-01	1361.2	1273.3	1242.8	1200
2025-06-01	1361.2	1273.3	1242.8	1200
2025-05-01	1361.2	1273.3	1242.8	1200
2025-04-01	1361.2	1273.2	1242.8	1200
2025-03-01	1361.2	1273.1	1242.8	1200
2025-02-01	1361.2	1273	1242.8	1200
2025-01-01	1361.2	1273	1242.8	1200
2024-12-01	1361.2	1273	1242.8	1200
2024-11-01	1361.2	1273	1242.8	1200
2024-10-01	1361.2	1273	1242.8	1200
2024-09-01	1361.2	1273	1242.8	1200
2024-08-01	1361.2	1273	1242.8	1200
2024-07-01	1361.2	1273	1242.8	1200
2024-09-01	1361.2	1273	1242.8	1200
2024-05-01	1361.2	1273	1242.8	1200
2024-04-01	1361.2	1273	1242.8	1200
2024-03-01	1361.2	1273	1242.8	1200
2024-02-01	1361.2	1273	1242.8	1200
2024-01-01	1361.2	1273	1242.8	1200
2023-12-01	1361.2	1273	1242.8	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	WP Club League 2023 (B)	2023-07-29	2023-09-09	Standard	Cape Town (WCT)	11	2	0	Yes	Analysis
2	WP Club League 2023 (D1)	2023-07-29	2023-08-19	Standard	Cape Town (WCT)	6	3	3	Yes	Analysis
3	WP Closed 2023 (U18+U20)	2023-06-16	2023-06-17	Standard	Cape Town (WCT)	6	5	2.5	Yes	Analysis
4	Cape Town Metro Schools Chess Closed Individuals 2023 (U17 Boys)	2023-03-03	2023-03-04	Standard	Cape Town (WCT)	6	6	3	Yes	Analysis
5	North District School Trials 2023 (U17 Boys)	2023-02-03	2023-02-04	Standard	Cape Town (WCT)	6	6	3.5	Yes	Analysis
6	ACL November 2022 (Beginners)	2022-11-12	2022-11-12	Rapid	Cape Town (WCT)	6	6	3	Yes	Analysis

#	Games	Start				End
1	4	Tournament WP Closed 2023				Tournament WP Club League 2023
		date 2023-06-17	rnd 6	type Standard	result 1	date 2023-08-19	rnd 6	type Standard	result 1
		Opponent Cacambile, S (Siyamthanda)				Opponent Fani, K (Khazimla)
2	2	Tournament WP Closed 2023				Tournament WP Closed 2023
		date 2023-06-16	rnd 2	type Standard	result 0.5	date 2023-06-16	rnd 3	type Standard	result 1
		Opponent Swart, C (Colin)				Opponent Rhodes, J (Jason)
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 5	type Standard	result 0.5	date 2023-03-04	rnd 6	type Standard	result 1
		Opponent Da Silva, J (Joshua)				Opponent Salie, A (Aadam)

#	Games	Start				End
1	4	Tournament WP Closed 2023				Tournament WP Club League 2023
		date 2023-06-17	rnd 6	type Standard	result 1	date 2023-08-19	rnd 6	type Standard	result 1
		Opponent Cacambile, S (Siyamthanda)				Opponent Fani, K (Khazimla)
2	2	Tournament WP Closed 2023				Tournament WP Closed 2023
		date 2023-06-16	rnd 2	type Standard	result 0.5	date 2023-06-16	rnd 3	type Standard	result 1
		Opponent Swart, C (Colin)				Opponent Rhodes, J (Jason)
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 5	type Standard	result 0.5	date 2023-03-04	rnd 6	type Standard	result 1
		Opponent Da Silva, J (Joshua)				Opponent Salie, A (Aadam)

#	Games	Start				End
1	2	Tournament ACL November 2022				Tournament ACL November 2022
		date 2022-11-12	rnd 1	type Rapid	result 1	date 2022-11-12	rnd 2	type Rapid	result 1
		Opponent Murray, D (Dawid Baruch)				Opponent Manning, C (Callan)
2	1	Tournament ACL November 2022				Tournament ACL November 2022
		date 2022-11-12	rnd 5	type Rapid	result 1	date 2022-11-12	rnd 5	type Rapid	result 1
		Opponent Sonday, R (Rayyan)				Opponent Sonday, R (Rayyan)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament WP Closed 2023				Tournament WP Club League 2023
		date 2023-06-17	rnd 6	type Standard	result 1	date 2023-08-19	rnd 6	type Standard	result 1
		Opponent Cacambile, S (Siyamthanda)				Opponent Fani, K (Khazimla)
2	2	Tournament North District School Trials 2023				Tournament North District School Trials 2023
		date 2023-02-04	rnd 4	type Standard	result 1	date 2023-02-04	rnd 5	type Standard	result 1
		Opponent Simayile, I (Isiphilinkosi)				Opponent Liao, B (Bruce)
3	2	Tournament ACL November 2022				Tournament ACL November 2022
		date 2022-11-12	rnd 1	type Rapid	result 1	date 2022-11-12	rnd 2	type Rapid	result 1
		Opponent Murray, D (Dawid Baruch)				Opponent Manning, C (Callan)

#	Games	Start				End
1	4	Tournament WP Closed 2023				Tournament WP Club League 2023
		date 2023-06-17	rnd 6	type Standard	result 1	date 2023-08-19	rnd 6	type Standard	result 1
		Opponent Cacambile, S (Siyamthanda)				Opponent Fani, K (Khazimla)
2	2	Tournament North District School Trials 2023				Tournament North District School Trials 2023
		date 2023-02-04	rnd 4	type Standard	result 1	date 2023-02-04	rnd 5	type Standard	result 1
		Opponent Simayile, I (Isiphilinkosi)				Opponent Liao, B (Bruce)
3	1	Tournament WP Closed 2023				Tournament WP Closed 2023
		date 2023-06-16	rnd 3	type Standard	result 1	date 2023-06-16	rnd 3	type Standard	result 1
		Opponent Rhodes, J (Jason)				Opponent Rhodes, J (Jason)

#	Games	Start				End
1	2	Tournament ACL November 2022				Tournament ACL November 2022
		date 2022-11-12	rnd 1	type Rapid	result 1	date 2022-11-12	rnd 2	type Rapid	result 1
		Opponent Murray, D (Dawid Baruch)				Opponent Manning, C (Callan)
2	1	Tournament ACL November 2022				Tournament ACL November 2022
		date 2022-11-12	rnd 5	type Rapid	result 1	date 2022-11-12	rnd 5	type Rapid	result 1
		Opponent Sonday, R (Rayyan)				Opponent Sonday, R (Rayyan)

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	Van Staaden ,D (Darren)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
1	Van Staaden ,D (Darren)	2	1417	1204.5	2	1393.4	1204.5	0	0	0	0	0	0
2	Williams ,R (Reinaert)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
2	Williams ,R (Reinaert)	1	1263.9	1263.9	1	1240.4	1263.9	0	0	0	0	0	0
3	Cacambile ,S (Siyamthanda)	1	1	425	1	1	425	0	0	0	0	0	0
3	Cacambile ,S (Siyamthanda)	1	1135.1	1560.1	1	1100.8	1560.1	0	0	0	0	0	0
4	Theunissen ,J (Joshua)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Theunissen ,J (Joshua)	1	1292.1	867.1	1	1286.3	867.1	0	0	0	0	0	0
5	Liao ,B (Bruce)	1	1	425	1	1	425	0	0	0	0	0	0
5	Liao ,B (Bruce)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Swart ,C (Colin)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
6	Swart ,C (Colin)	1	1380.5	1380.5	1	1301.8	1380.5	0	0	0	0	0	0
7	Salie ,A (Aadam)	1	1	425	1	1	425	0	0	0	0	0	0
7	Salie ,A (Aadam)	1	1200	1625	1	1197.6	1625	0	0	0	0	0	0
8	Esterhuizen ,A (Anthony Harper)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Esterhuizen ,A (Anthony Harper)	1	1202.9	777.9	1	1208.8	777.9	0	0	0	0	0	0
9	Mabaya ,C (Casper)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Mabaya ,C (Casper)	1	1505.2	1080.2	1	1500.3	1080.2	0	0	0	0	0	0
10	Osborne ,R (Ryan Eugene)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Osborne ,R (Ryan Eugene)	1	1253.6	828.6	1	1234.9	828.6	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

Bierman, T (Tiaan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms