Chess South Africa Ratings Database

PLAYER PAGE

Personal

Mahlatsi, B (Boitumelo)

Chess SA id

2070146951

FIDE id

Date of birth

2007-07-30 (U20)

Gender

Female

Region

Mangaung (FMB)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-09-28

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1257.6	1263.2	1200	1200
Raw rating	1257.6	1263.2	1200	1200
Weighted rating	1255.4	1261.6	1200	1200
Weighted performance	0	0	0	0
Floor	757.6	763.2	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	152.8	151.5	165.8	165.8
Highest rating	1441.8 2022-09-01	1441.7 2022-09-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1257.6 2024-10-01	1263.2 2024-10-01	1200 2024-03-01	1200 2024-03-01
Highest weighted rating	1254.6 2025-08-01	1261 2025-08-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1441.8 2022-09-01	1441.7 2022-09-01	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1257.6	1263.2	1200	1200
Analysis
Rating	1257.6	1263.2	1200	1200
Raw rating	1257.6	1263.2	1200	1200
Weighted rating	1255.4	1261.6	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	757.6	763.2	700	700
Max/Min rating change allowed	152.8	151.5	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	1257.6	1263.2	1200	1200
New weighted rating	1255.8	1261.9	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1257.6	1263.2	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1257.6	1263.2	1200	1200
New K-factor	36	36	36	36
New floor	757.6	763.2	700	700

Item	Main	Standard
	0	0
	0	0
	7	7
	0	0
	5	5
	0	0
History	12	12

Games since
	Main 7	Standard 7		Rapid 0		Blitz 0
Gender	Female
Age group	U20
Region	Mangaung (FMB)
Province	Free State (FS)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U20	-1		-1		-1
U20 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U20	-1		-1		-1
U20 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U20	-1		-1		-1
U20 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U20	-1		-1		-1
U20 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	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	12	7	58.33	70.8	1279.2	1350.1
Standard	12	7	58.33	70.8	1279.2	1350.1
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1257.6	1263.2	1200	1200
2025-09-01	1257.6	1263.2	1200	1200
2025-08-01	1257.6	1263.2	1200	1200
2025-07-01	1257.6	1263.2	1200	1200
2025-06-01	1257.6	1263.2	1200	1200
2025-05-01	1257.6	1263.2	1200	1200
2025-04-01	1257.6	1263.2	1200	1200
2025-03-01	1257.6	1263.2	1200	1200
2025-02-01	1257.6	1263.2	1200	1200
2025-01-01	1257.6	1263.2	1200	1200
2024-12-01	1257.6	1263.2	1200	1200
2024-11-01	1257.6	1263.2	1200	1200
2024-10-01	1257.6	1263.2	1200	1200
2024-09-01	1247.6	1256	1200	1200
2024-08-01	1247.6	1256	1200	1200
2024-07-01	1247.6	1256	1200	1200
2024-06-01	1247.6	1256	1200	1200
2024-08-01	1247.6	1256	1200	1200
2024-04-01	1247.6	1256	1200	1200
2024-03-01	1247.6	1256	1200	1200
2024-02-01	1247.6	1256	1200	1200
2024-01-01	1247.6	1256	1200	1200
2023-12-01	1247.6	1256	1200	1200
2023-11-01	1247.6	1256	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	2024 South Africa National Schools Chess Championship (U18 Girls)	2024-09-27	2024-09-28	Standard	Nelson Mandela Bay (ENM)	7	7	3	Yes	Analysis
2	Kiriakos Michalakis Chess Festival 2022 (B)	2022-09-24	2022-09-24	Standard	Mangaung (FMB)	5	5	4	Yes	Analysis

#	Games	Start				End
1	4	Tournament Kiriakos Michalakis Chess Festival 2022				Tournament Kiriakos Michalakis Chess Festival 2022
		date 2022-09-24	rnd 1	type Standard	result 1	date 2022-09-24	rnd 4	type Standard	result 1
		Opponent Tau, R (Relebohile)				Opponent Seutloali, K (Kananelo)
2	3	Tournament 2024 South Africa National Schools Chess Championship				Tournament 2024 South Africa National Schools Chess Championship
		date 2024-09-27	rnd 1	type Standard	result 0.5	date 2024-09-27	rnd 3	type Standard	result 0.5
		Opponent Maseko, U (Unathi)				Opponent Lekgabe, O (Olaotse Ipeleng)
3	1	Tournament 2024 South Africa National Schools Chess Championship				Tournament 2024 South Africa National Schools Chess Championship
		date 2024-09-28	rnd 7	type Standard	result 1	date 2024-09-28	rnd 7	type Standard	result 1
		Opponent Mmako, FP (Fihile)				Opponent Mmako, FP (Fihile)

#	Games	Start				End
1	4	Tournament Kiriakos Michalakis Chess Festival 2022				Tournament Kiriakos Michalakis Chess Festival 2022
		date 2022-09-24	rnd 1	type Standard	result 1	date 2022-09-24	rnd 4	type Standard	result 1
		Opponent Tau, R (Relebohile)				Opponent Seutloali, K (Kananelo)
2	3	Tournament 2024 South Africa National Schools Chess Championship				Tournament 2024 South Africa National Schools Chess Championship
		date 2024-09-27	rnd 1	type Standard	result 0.5	date 2024-09-27	rnd 3	type Standard	result 0.5
		Opponent Maseko, U (Unathi)				Opponent Lekgabe, O (Olaotse Ipeleng)
3	1	Tournament 2024 South Africa National Schools Chess Championship				Tournament 2024 South Africa National Schools Chess Championship
		date 2024-09-28	rnd 7	type Standard	result 1	date 2024-09-28	rnd 7	type Standard	result 1
		Opponent Mmako, FP (Fihile)				Opponent Mmako, FP (Fihile)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Kiriakos Michalakis Chess Festival 2022				Tournament Kiriakos Michalakis Chess Festival 2022
		date 2022-09-24	rnd 1	type Standard	result 1	date 2022-09-24	rnd 4	type Standard	result 1
		Opponent Tau, R (Relebohile)				Opponent Seutloali, K (Kananelo)
2	1	Tournament 2024 South Africa National Schools Chess Championship				Tournament 2024 South Africa National Schools Chess Championship
		date 2024-09-28	rnd 7	type Standard	result 1	date 2024-09-28	rnd 7	type Standard	result 1
		Opponent Mmako, FP (Fihile)				Opponent Mmako, FP (Fihile)
3	1	Tournament 2024 South Africa National Schools Chess Championship				Tournament 2024 South Africa National Schools Chess Championship
		date 2024-09-27	rnd 2	type Standard	result 1	date 2024-09-27	rnd 2	type Standard	result 1
		Opponent Van Zyl, M (Mea)				Opponent Van Zyl, M (Mea)

#	Games	Start				End
1	4	Tournament Kiriakos Michalakis Chess Festival 2022				Tournament Kiriakos Michalakis Chess Festival 2022
		date 2022-09-24	rnd 1	type Standard	result 1	date 2022-09-24	rnd 4	type Standard	result 1
		Opponent Tau, R (Relebohile)				Opponent Seutloali, K (Kananelo)
2	1	Tournament 2024 South Africa National Schools Chess Championship				Tournament 2024 South Africa National Schools Chess Championship
		date 2024-09-28	rnd 7	type Standard	result 1	date 2024-09-28	rnd 7	type Standard	result 1
		Opponent Mmako, FP (Fihile)				Opponent Mmako, FP (Fihile)
3	1	Tournament 2024 South Africa National Schools Chess Championship				Tournament 2024 South Africa National Schools Chess Championship
		date 2024-09-27	rnd 2	type Standard	result 1	date 2024-09-27	rnd 2	type Standard	result 1
		Opponent Van Zyl, M (Mea)				Opponent Van Zyl, M (Mea)

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	Lekgabe ,O (Olaotse Ipeleng)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
1	Lekgabe ,O (Olaotse Ipeleng)	1	1327.3	1327.3	1	1324	1327.3	0	0	0	0	0	0
2	Thejane ,S (Sekoele)	1	1	425	1	1	425	0	0	0	0	0	0
2	Thejane ,S (Sekoele)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
3	Motswiane ,V (Vanessa)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Motswiane ,V (Vanessa)	1	1130.4	705.4	1	1114	705.4	0	0	0	0	0	0
4	Seutloali ,K (Kananelo)	1	1	425	1	1	425	0	0	0	0	0	0
4	Seutloali ,K (Kananelo)	1	1077.4	1502.4	1	1077.2	1502.4	0	0	0	0	0	0
5	Mmako ,FP (Fihile)	1	1	425	1	1	425	0	0	0	0	0	0
5	Mmako ,FP (Fihile)	1	1220.9	1645.9	1	1224.8	1645.9	0	0	0	0	0	0
6	Tau ,L (Lefa)	1	1	425	1	1	425	0	0	0	0	0	0
6	Tau ,L (Lefa)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
7	Biyela ,A (Amahle)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Biyela ,A (Amahle)	1	1407.2	982.2	1	1395.9	982.2	0	0	0	0	0	0
8	Monteoa ,L (Lebogang)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Monteoa ,L (Lebogang)	1	1200	775	1	1200	775	0	0	0	0	0	0
9	Van Zyl ,M (Mea)	1	1	425	1	1	425	0	0	0	0	0	0
9	Van Zyl ,M (Mea)	1	1440.8	1865.8	1	1439	1865.8	0	0	0	0	0	0
10	Rabkin ,S (Samantha)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Rabkin ,S (Samantha)	1	1419.6	994.6	1	1408.9	994.6	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

Mahlatsi, B (Boitumelo)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms