Chess South Africa Ratings Database

PLAYER PAGE

Personal

Theunissen, B (Brooklyn)

Chess SA id

2120148890

FIDE id

Date of birth

2012-03-14 (U14)

Gender

Female

Region

Eden (WEG)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-16

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1317.4

Item	Main	Standard	Rapid	Blitz
Rating	1339	1351.9	1200	1200
Raw rating	1332.5	1351.9	1200	1200
Weighted rating	1259.2	1265.6	1200	1200
Weighted performance	1339	1331.5	0	0
Floor	832.5	851.9	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	137.3	133.5	165.8	165.8
Highest rating	1423.7 2023-02-01	1421.5 2023-02-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1332.5 2025-09-01	1351.9 2025-09-01	1200 2024-03-01	1200 2024-03-01
Highest weighted rating	1268.3 2024-10-01	1274.5 2024-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1423.7 2023-02-01	1421.5 2023-02-01	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-6.5	0	0	0
New rating	1332.5	1351.9	1200	1200
Analysis
Rating	1339	1351.9	1200	1200
Raw rating	1332.5	1351.9	1200	1200
Weighted rating	1259.2	1265.6	1200
Weighted performance	1339	1331.5	0
K-factor	36	36	36	36
Floor	832.5	851.9	700	700
Max/Min rating change allowed	137.3	133.5	165.8	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	1332.5	1351.9	1200	1200
New weighted rating	1265.9	1273.5	1200	1200
New weighted performance	1330.9	1323.4	0	0
Temp new rating	1332.5	1351.9	1200	1200
Temp new rating +/-	-6.5	0	0	0
Final new rating +/-	-6.5	0	0	0
New rating	1332.5	1351.9	1200	1200
New K-factor	36	36	36	36
New floor	832.5	851.9	700	700

Item	Main	Standard	Rapid
	0	0	0
	30	30	0
	26	20	6
	14	14	0
	0	0	0
	0	0	0
History	70	64	6

Games since
	Main 56	Standard 50		Rapid 6		Blitz 0
Gender	Female
Age group	U14
Region	Eden (WEG)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	2854		918		251
Female	537		211		62
U14	503		163		47
U14 Female	120		48		14
Standard
	RSA		Province		Region
Overall	2626		743		226
Female	488		179		60
U14	456		130		46
U14 Female	113		44		14
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 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	30	17	56.67	56.7	1271.8	1328.5
Standard	30	17	56.67	56.7	1271.8	1328.5
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	70	38	54.29	36.4	1247.2	1283.7
Standard	64	35	54.69	39.8	1250.7	1290.6
Rapid	6	3	50	0	1210.2	1210.2
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1332.5	1351.9	1200	1200
2025-09-30	1332.5	1351.9	1200	1200
2025-09-01	1332.5	1351.9	1200	1200
2025-08-01	1237.2	1239.7	1200	1200
2025-07-01	1237.1	1239.6	1200	1200
2025-06-01	1236.4	1238.3	1200	1200
2025-05-01	1236.9	1239	1200	1200
2025-04-01	1268.3	1274.5	1200	1200
2025-03-01	1234.7	1237.1	1200	1200
2025-02-01	1234.6	1237.1	1200	1200
2025-01-01	1231.9	1235	1200	1200
2024-12-01	1231.9	1235	1200	1200
2024-11-01	1231.9	1235	1200	1200
2024-10-01	1231.9	1235	1200	1200
2024-09-01	1234.8	1235	1200	1200
2024-08-01	1234.8	1235	1200	1200
2024-07-01	1234.8	1235	1200	1200
2024-09-01	1234.8	1235	1200	1200
2024-05-01	1234.8	1235	1200	1200
2024-04-01	1241.1	1244.4	1200	1200
2024-03-01	1221.4	1221	1200	1200
2024-02-01	1239.1	1243.7	1200	1200
2024-01-01	1239.1	1243.7	1200	1200
2023-12-01	1239.1	1243.7	1200	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	Eden Top Schools 2025 (U13)	2025-08-16	2025-08-16	Standard	Eden (WEG)	5	4	2	Yes	Analysis
2	Mossel Bay Top Schools 2025 (U13 Open)	2025-08-02	2025-08-02	Standard	Eden (WEG)	5	5	5	Yes	Analysis
3	Western Cape Schools Individual Championship 2025 (U13 Girls)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	2	Yes	Analysis
4	Eden Chess Trials 2 2025 (U14)	2025-03-15	2025-04-12	Standard	Eden (WEG)	10	10	4	Yes	Analysis
5	Eden Schools Chess Trials 1 2025 (U13 Girls)	2025-03-08	2025-03-08	Standard	Eden (WEG)	5	5	4	Yes	Analysis
6	Mossel Bay Schools Trials 2 2025 (U13 Girls)	2025-02-22	2025-02-22	Standard	Eden (WEG)	5	0	0	No	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Eden Top Schools 2025 (U13)	2025-08-16	2025-08-16	Standard	Eden (WEG)	5	4	2	Yes	Analysis
2	Mossel Bay Top Schools 2025 (U13 Open)	2025-08-02	2025-08-02	Standard	Eden (WEG)	5	5	5	Yes	Analysis
3	Western Cape Schools Individual Championship 2025 (U13 Girls)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	2	Yes	Analysis
4	Eden Chess Trials 2 2025 (U14)	2025-03-15	2025-04-12	Standard	Eden (WEG)	10	10	4	Yes	Analysis
5	Eden Schools Chess Trials 1 2025 (U13 Girls)	2025-03-08	2025-03-08	Standard	Eden (WEG)	5	5	4	Yes	Analysis
6	Mossel Bay Schools Trials 2 2025 (U13 Girls)	2025-02-22	2025-02-22	Standard	Eden (WEG)	5	0	0	No	Analysis
7	Tsogo Sun Moves For Life Learners Tournament 2024 (U13)	2024-08-31	2024-08-31	Rapid	Eden (WEG)	6	6	3	Yes	Analysis
8	Eden Chess Trials 2 2024 (U14)	2024-04-13	2024-04-20	Standard	Eden (WEG)	10	10	4.5	Yes	Analysis
9	Eden School Chess Trials 1 2024 (U13 Girls)	2024-03-09	2024-03-09	Standard	Eden (WEG)	5	5	3	Yes	Analysis
10	Mossel Bay Schools Trials 2 2024 (U13)	2024-02-17	2024-02-17	Standard	Eden (WEG)	5	5	2	Yes	Analysis
11	Eden Trails 1 2023 (U11 Girls)	2023-03-11	2023-03-11	Standard	Eden (WEG)	5	5	2	Yes	Analysis
12	Mossel Bay Schools Trials 2 2023 (U11 Girls)	2023-02-18	2023-02-18	Standard	Eden (WEG)	5	4	3	Yes	Analysis
13	Mossel Bay Schools Trials 1 2023 (U11 Girls)	2023-01-28	2023-01-28	Standard	Eden (WEG)	5	5	3.5	Yes	Analysis

#	Games	Start				End
1	5	Tournament Mossel Bay Top Schools 2025				Tournament Mossel Bay Top Schools 2025
		date 2025-08-02	rnd 1	type Standard	result 1	date 2025-08-02	rnd 5	type Standard	result 1
		Opponent Tserayi, E (Emelio)				Opponent Jones, D (Divan)
2	4	Tournament Eden Schools Chess Trials 1 2025				Tournament Eden Schools Chess Trials 1 2025
		date 2025-03-08	rnd 2	type Standard	result 1	date 2025-03-08	rnd 5	type Standard	result 1
		Opponent Huddy, P (Paige)				Opponent Taute, W (Willene)
3	4	Tournament Mossel Bay Schools Trials 1 2023				Tournament Mossel Bay Schools Trials 2 2023
		date 2023-01-28	rnd 5	type Standard	result 1	date 2023-02-18	rnd 4	type Standard	result 1
		Opponent October, E (Eldonay)				Opponent Du Preez, R (Rumecha)

#	Games	Start				End
1	5	Tournament Mossel Bay Top Schools 2025				Tournament Mossel Bay Top Schools 2025
		date 2025-08-02	rnd 1	type Standard	result 1	date 2025-08-02	rnd 5	type Standard	result 1
		Opponent Tserayi, E (Emelio)				Opponent Jones, D (Divan)
2	4	Tournament Eden Schools Chess Trials 1 2025				Tournament Eden Schools Chess Trials 1 2025
		date 2025-03-08	rnd 2	type Standard	result 1	date 2025-03-08	rnd 5	type Standard	result 1
		Opponent Huddy, P (Paige)				Opponent Taute, W (Willene)
3	4	Tournament Mossel Bay Schools Trials 1 2023				Tournament Mossel Bay Schools Trials 2 2023
		date 2023-01-28	rnd 5	type Standard	result 1	date 2023-02-18	rnd 4	type Standard	result 1
		Opponent October, E (Eldonay)				Opponent Du Preez, R (Rumecha)

#	Games	Start				End
1	1	Tournament Tsogo Sun Moves For Life Learners Tournament 2024				Tournament Tsogo Sun Moves For Life Learners Tournament 2024
		date 2024-08-31	rnd 6	type Rapid	result 1	date 2024-08-31	rnd 6	type Rapid	result 1
		Opponent Magqwati, E (Elinathi)				Opponent Magqwati, E (Elinathi)
2	1	Tournament Tsogo Sun Moves For Life Learners Tournament 2024				Tournament Tsogo Sun Moves For Life Learners Tournament 2024
		date 2024-08-31	rnd 4	type Rapid	result 1	date 2024-08-31	rnd 4	type Rapid	result 1
		Opponent Griffiths, J (Janine)				Opponent Griffiths, J (Janine)
3	1	Tournament Tsogo Sun Moves For Life Learners Tournament 2024				Tournament Tsogo Sun Moves For Life Learners Tournament 2024
		date 2024-08-31	rnd 1	type Rapid	result 1	date 2024-08-31	rnd 1	type Rapid	result 1
		Opponent James, R (Ruwayda)				Opponent James, R (Ruwayda)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament Mossel Bay Top Schools 2025				Tournament Mossel Bay Top Schools 2025
		date 2025-08-02	rnd 1	type Standard	result 1	date 2025-08-02	rnd 5	type Standard	result 1
		Opponent Tserayi, E (Emelio)				Opponent Jones, D (Divan)
2	4	Tournament Eden Schools Chess Trials 1 2025				Tournament Eden Schools Chess Trials 1 2025
		date 2025-03-08	rnd 2	type Standard	result 1	date 2025-03-08	rnd 5	type Standard	result 1
		Opponent Huddy, P (Paige)				Opponent Taute, W (Willene)
3	4	Tournament Mossel Bay Schools Trials 1 2023				Tournament Mossel Bay Schools Trials 2 2023
		date 2023-01-28	rnd 5	type Standard	result 1	date 2023-02-18	rnd 4	type Standard	result 1
		Opponent October, E (Eldonay)				Opponent Du Preez, R (Rumecha)

#	Games	Start				End
1	5	Tournament Mossel Bay Top Schools 2025				Tournament Mossel Bay Top Schools 2025
		date 2025-08-02	rnd 1	type Standard	result 1	date 2025-08-02	rnd 5	type Standard	result 1
		Opponent Tserayi, E (Emelio)				Opponent Jones, D (Divan)
2	4	Tournament Eden Schools Chess Trials 1 2025				Tournament Eden Schools Chess Trials 1 2025
		date 2025-03-08	rnd 2	type Standard	result 1	date 2025-03-08	rnd 5	type Standard	result 1
		Opponent Huddy, P (Paige)				Opponent Taute, W (Willene)
3	4	Tournament Mossel Bay Schools Trials 1 2023				Tournament Mossel Bay Schools Trials 2 2023
		date 2023-01-28	rnd 5	type Standard	result 1	date 2023-02-18	rnd 4	type Standard	result 1
		Opponent October, E (Eldonay)				Opponent Du Preez, R (Rumecha)

#	Games	Start				End
1	1	Tournament Tsogo Sun Moves For Life Learners Tournament 2024				Tournament Tsogo Sun Moves For Life Learners Tournament 2024
		date 2024-08-31	rnd 6	type Rapid	result 1	date 2024-08-31	rnd 6	type Rapid	result 1
		Opponent Magqwati, E (Elinathi)				Opponent Magqwati, E (Elinathi)
2	1	Tournament Tsogo Sun Moves For Life Learners Tournament 2024				Tournament Tsogo Sun Moves For Life Learners Tournament 2024
		date 2024-08-31	rnd 4	type Rapid	result 1	date 2024-08-31	rnd 4	type Rapid	result 1
		Opponent Griffiths, J (Janine)				Opponent Griffiths, J (Janine)
3	1	Tournament Tsogo Sun Moves For Life Learners Tournament 2024				Tournament Tsogo Sun Moves For Life Learners Tournament 2024
		date 2024-08-31	rnd 1	type Rapid	result 1	date 2024-08-31	rnd 1	type Rapid	result 1
		Opponent James, R (Ruwayda)				Opponent James, R (Ruwayda)

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	Benn ,C (Ciara)	3	0	-425	3	0	-425	0	0	0	0	0	0
1	Benn ,C (Ciara)	3	1369.4	944.4	3	1371.8	944.4	0	0	0	0	0	0
2	Taute ,W (Willene)	3	1.5	0	3	1.5	0	0	0	0	0	0	0
2	Taute ,W (Willene)	3	1297.5	1297.5	3	1290.1	1297.5	0	0	0	0	0	0
3	Farmer ,P (Perslin)	2	0	-425	2	0	-425	0	0	0	0	0	0
3	Farmer ,P (Perslin)	2	1320.7	895.7	2	1313.2	895.7	0	0	0	0	0	0
4	Barkhuysen ,A (Ankia)	2	0	-425	2	0	-425	0	0	0	0	0	0
4	Barkhuysen ,A (Ankia)	2	1360	935	2	1361.2	935	0	0	0	0	0	0
5	Tshefu ,S (Sibsiso)	2	2	425	2	2	425	0	0	0	0	0	0
5	Tshefu ,S (Sibsiso)	2	1190.9	1615.9	2	1191	1615.9	0	0	0	0	0	0
6	Weng ,N (Niu Niu)	2	1	0	1	1	425	1	0	-425	0	0	0
6	Weng ,N (Niu Niu)	2	1180.7	1180.7	1	1187.6	1605.7	1	1200	755.7	0	0	0
7	Van De Vyver ,M (Mia)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Van De Vyver ,M (Mia)	1	1382.4	957.4	1	1380.1	957.4	0	0	0	0	0	0
8	Pezaro ,K (Kai)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Pezaro ,K (Kai)	1	1255	830	1	1270.8	830	0	0	0	0	0	0
9	Gama ,S (Sazi)	1	1	425	1	1	425	0	0	0	0	0	0
9	Gama ,S (Sazi)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Le Roux ,E (Ebert)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Le Roux ,E (Ebert)	1	1397.1	972.1	1	1396.9	972.1	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

Theunissen, B (Brooklyn)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms