Chess South Africa Ratings Database

PLAYER PAGE

Personal

Mayanja, B (Brianah)

Chess SA id

2110317045

FIDE id

Date of birth

2011-10-16 (U16)

Gender

Female

Region

John Taolo Gaetswewe (NCJ)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-23

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1199.4	1200.1	1200	1200
Raw rating	1196.8	1197.8	1200	1200
Weighted rating	1199.4	1200.1	1200	1200
Weighted performance	0	0	0	0
Floor	703.4	705.3	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	166.6	166.3	165.8	165.8
Highest rating	1203.4 2025-06-01	1205.3 2025-06-01	1200 2025-04-01	1200 2025-04-01
Highest raw rating	1203.4 2025-06-01	1205.3 2025-06-01	1200 2025-04-01	1200 2025-04-01
Highest weighted rating	1203.4 2025-04-01	1205.3 2025-04-01	1200 2025-04-01	1200 2025-04-01
Highest weighted performance	0 1900-01-01	0 1900-01-01	0 1900-01-01	0 1900-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-0.2	-0.2	0	0
New rating	1199.2	1199.9	1200	1200
Analysis
Rating	1199.4	1200.1	1200	1200
Raw rating	1196.8	1197.8	1200	1200
Weighted rating	1199.4	1200.1	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	703.4	705.3	700	700
Max/Min rating change allowed	166.6	166.3	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	1196.8	1197.8	1200	1200
New weighted rating	1199.2	1199.9	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1199.2	1199.9	1200	1200
Temp new rating +/-	-0.2	-0.2	0	0
Final new rating +/-	-0.2	-0.2	0	0
New rating	1199.2	1199.9	1200	1200
New K-factor	36	36	36	36
New floor	703.4	705.3	700	700

Item	Main	Standard
	0	0
	17	17
	0	0
	0	0
	0	0
	0	0
History	17	17

Games since
	Main 17	Standard 17		Rapid 0		Blitz 0
Gender	Female
Age group	U16
Region	John Taolo Gaetswewe (NCJ)
Province	Northern Cape (NC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 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	17	7	41.18	-75	1246.4	1171.4
Standard	17	7	41.18	-75	1246.4	1171.4
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	17	7	41.18	-75	1246.4	1171.4
Standard	17	7	41.18	-75	1246.4	1171.4
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2026-01-01	1196.8	1197.8	1200	1200
2025-11-30	1196.8	1197.8	1200	1200
2025-11-01	1196.8	1197.8	1200	1200
2025-09-30	1196.8	1197.8	1200	1200
2025-09-01	1196.8	1197.8	1200	1200
2025-08-01	1203.4	1205.3	1200	1200
2025-07-01	1203.4	1205.3	1200	1200
2025-06-01	1203.4	1205.3	1200	1200
2025-05-01	1198.6	1198.4	1200	1200
2025-04-01	1200.6	1200.8	1200	1200
2025-03-01	1200	1200	1200	1200
2025-02-01	1200	1200	1200	1200
2025-01-01	1200	1200	1200	1200
2024-12-01	1200	1200	1200	1200
2024-11-01	1200	1200	1200	1200
2024-10-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-11-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-06-01	1200	1200	1200	1200
2024-05-01	1200	1200	1200	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	1200	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	Northern Cape Closed 202 (U16 Girls)	2025-08-22	2025-08-23	Standard	ZF Mgcawu (NZF)	5	5	2	Yes	Analysis
2	2025 Hotazel College Rated Chess Tournament (U15)	2025-05-10	2025-05-10	Standard	John Taolo Gaetswewe (NCJ)	5	4	2	Yes	Analysis
3	JTG Open Tournament 2 2025 (B)	2025-04-12	2025-04-12	Standard	John Taolo Gaetswewe (NCJ)	5	4	1	Yes	Analysis
4	2025 JTG Open (B)	2025-03-01	2025-03-01	Standard	John Taolo Gaetswewe (NCJ)	5	4	2	Yes	Analysis

#	Games	Start				End
1	2	Tournament Northern Cape Closed 202				Tournament Northern Cape Closed 202
		date 2025-08-23	rnd 4	type Standard	result 1	date 2025-08-23	rnd 5	type Standard	result 1
		Opponent Julie, H (Hailey)				Opponent Van Rooi, K (Kaitlin)
2	2	Tournament 2025 Hotazel College Rated Chess Tournament				Tournament 2025 Hotazel College Rated Chess Tournament
		date 2025-05-10	rnd 3	type Standard	result 1	date 2025-05-10	rnd 4	type Standard	result 1
		Opponent Matlhatsi, K (Koketso)				Opponent Titus, L (Loriano)
3	2	Tournament 2025 JTG Open				Tournament 2025 JTG Open
		date 2025-03-01	rnd 4	type Standard	result 1	date 2025-03-01	rnd 5	type Standard	result 1
		Opponent Ellise, M (Marine)				Opponent Kubang, T (Tumiso)

#	Games	Start				End
1	2	Tournament Northern Cape Closed 202				Tournament Northern Cape Closed 202
		date 2025-08-23	rnd 4	type Standard	result 1	date 2025-08-23	rnd 5	type Standard	result 1
		Opponent Julie, H (Hailey)				Opponent Van Rooi, K (Kaitlin)
2	2	Tournament 2025 Hotazel College Rated Chess Tournament				Tournament 2025 Hotazel College Rated Chess Tournament
		date 2025-05-10	rnd 3	type Standard	result 1	date 2025-05-10	rnd 4	type Standard	result 1
		Opponent Matlhatsi, K (Koketso)				Opponent Titus, L (Loriano)
3	2	Tournament 2025 JTG Open				Tournament 2025 JTG Open
		date 2025-03-01	rnd 4	type Standard	result 1	date 2025-03-01	rnd 5	type Standard	result 1
		Opponent Ellise, M (Marine)				Opponent Kubang, T (Tumiso)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Northern Cape Closed 202				Tournament Northern Cape Closed 202
		date 2025-08-23	rnd 4	type Standard	result 1	date 2025-08-23	rnd 5	type Standard	result 1
		Opponent Julie, H (Hailey)				Opponent Van Rooi, K (Kaitlin)
2	2	Tournament 2025 Hotazel College Rated Chess Tournament				Tournament 2025 Hotazel College Rated Chess Tournament
		date 2025-05-10	rnd 3	type Standard	result 1	date 2025-05-10	rnd 4	type Standard	result 1
		Opponent Matlhatsi, K (Koketso)				Opponent Titus, L (Loriano)
3	2	Tournament 2025 JTG Open				Tournament 2025 JTG Open
		date 2025-03-01	rnd 4	type Standard	result 1	date 2025-03-01	rnd 5	type Standard	result 1
		Opponent Ellise, M (Marine)				Opponent Kubang, T (Tumiso)

#	Games	Start				End
1	2	Tournament Northern Cape Closed 202				Tournament Northern Cape Closed 202
		date 2025-08-23	rnd 4	type Standard	result 1	date 2025-08-23	rnd 5	type Standard	result 1
		Opponent Julie, H (Hailey)				Opponent Van Rooi, K (Kaitlin)
2	2	Tournament 2025 Hotazel College Rated Chess Tournament				Tournament 2025 Hotazel College Rated Chess Tournament
		date 2025-05-10	rnd 3	type Standard	result 1	date 2025-05-10	rnd 4	type Standard	result 1
		Opponent Matlhatsi, K (Koketso)				Opponent Titus, L (Loriano)
3	2	Tournament 2025 JTG Open				Tournament 2025 JTG Open
		date 2025-03-01	rnd 4	type Standard	result 1	date 2025-03-01	rnd 5	type Standard	result 1
		Opponent Ellise, M (Marine)				Opponent Kubang, T (Tumiso)

No games found.

#	Games	Start				End

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	Buanga ,A (Adeli)	2	0	-425	2	0	-425	0	0	0	0	0	0
1	Buanga ,A (Adeli)	2	1236.2	811.2	2	1244.1	811.2	0	0	0	0	0	0
2	Van Rooi ,K (Kaitlin)	1	1	425	1	1	425	0	0	0	0	0	0
2	Van Rooi ,K (Kaitlin)	1	1125.3	1550.3	1	1114.2	1550.3	0	0	0	0	0	0
3	Titus ,L (Loriano)	1	1	425	1	1	425	0	0	0	0	0	0
3	Titus ,L (Loriano)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
4	Winterbach ,J (Jayden)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Winterbach ,J (Jayden)	1	1320.2	895.2	1	1331.5	895.2	0	0	0	0	0	0
5	Peters ,H (Hope)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Peters ,H (Hope)	1	1460.9	1035.9	1	1461	1035.9	0	0	0	0	0	0
6	Matlhatsi ,K (Koketso)	1	1	425	1	1	425	0	0	0	0	0	0
6	Matlhatsi ,K (Koketso)	1	1246.9	1671.9	1	1256.4	1671.9	0	0	0	0	0	0
7	Du Plessis ,M (Marlon)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Du Plessis ,M (Marlon)	1	1222.2	797.2	1	1226	797.2	0	0	0	0	0	0
8	Julie ,H (Hailey)	1	1	425	1	1	425	0	0	0	0	0	0
8	Julie ,H (Hailey)	1	1204.2	1629.2	1	1204.6	1629.2	0	0	0	0	0	0
9	Lengo ,DA (Divengele Ambroise)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Lengo ,DA (Divengele Ambroise)	1	1368.9	943.9	1	1362.6	943.9	0	0	0	0	0	0
10	Mostert ,H (Hendrik)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Mostert ,H (Hendrik)	1	1193.9	768.9	1	1191.7	768.9	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Mayanja, B (Brianah)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms