Chess South Africa Ratings Database

PLAYER PAGE

Personal

Mazo, D (Donald)

Chess SA id

184065420

FIDE id

Date of birth

1984-01-01 (Adult)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-07-02

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1937.2	1950.5	1935.8	1945.6
Raw rating	1936.2	1950.5	1935.8	1942.4
Weighted rating	1937.2	1950.4	1935.6	1945.6
Weighted performance	0	0	0	0
Floor	1447	1450.5	1447	1447
K-factor	24	24	24	24
Min/Max rating change allowed	58.1	56.9	58.1	57.6
Highest rating	1947 2018-04-01	1950.5 2024-02-01	1947 2018-04-01	1947 2018-04-01
Highest raw rating	1947 2020-01-01	1950.5 2024-02-01	1947 2020-01-01	1947 2024-02-01
Highest weighted rating	1947 2018-04-01	1950 2025-08-01	1947 2018-04-01	1947 2018-04-01
Highest weighted performance	1675.7 2023-09-01	1708.5 2023-09-01	1681.1 2023-08-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-0.1	0	0	-0.3
New rating	1937.1	1950.5	1935.8	1945.3
Analysis
Rating	1937.2	1950.5	1935.8	1945.6
Raw rating	1936.2	1950.5	1935.8	1942.4
Weighted rating	1937.2	1950.4	1935.6
Weighted performance	0	0	0
K-factor	24	24	24	24
Floor	1447	1450.5	1447	1447
Max/Min rating change allowed	58.1	56.9	58.1	57.6
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	1936.2	1950.5	1935.8	1942.4
New weighted rating	1937.1	1950.5	1935.6	1945.3
New weighted performance	0	0	0	0
Temp new rating	1937.1	1950.5	1935.8	1945.3
Temp new rating +/-	-0.1	0	0	-0.3
Final new rating +/-	-0.1	0	0	-0.3
New rating	1937.1	1950.5	1935.8	1945.3
New K-factor	24	24	24	24
New floor	1447	1450.5	1447	1447

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	9	0	0	9
	0	0	0	0
	11	6	5	0
	0	0	0	0
	0	0	0	0
History	40	26	5	9

Games since
	Main 9	Standard 0		Rapid 0		Blitz 9
Gender	Male
Age group	Adult
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult 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	9	5	55.56	47.2	1565.9	1613.1
Standard	0	0	0	0	0	0
Rapid	0	0	0	0	0	0
Blitz	9	5	55.56	47.2	1565.9	1613.1
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	20	12.5	62.5	106.2	1550.7	1657
Standard	6	4	66.67	141.7	1576.8	1718.5
Rapid	5	3.5	70	170	1492.2	1662.2
Blitz	9	5	55.56	47.2	1565.9	1613.1

Date	Main	Standard	Rapid	Blitz
2025-11-01	1936.2	1950.5	1935.8	1942.4
2025-09-30	1936.2	1950.5	1935.8	1942.4
2025-09-01	1936.2	1950.5	1935.8	1942.4
2025-08-01	1936.2	1950.5	1935.8	1942.4
2025-07-01	1937.7	1950.5	1935.8	1947
2025-06-01	1937.7	1950.5	1935.8	1947
2025-05-01	1937.7	1950.5	1935.8	1947
2025-04-01	1937.7	1950.5	1935.8	1947
2025-03-01	1937.7	1950.5	1935.8	1947
2025-02-01	1937.7	1950.5	1935.8	1947
2025-01-01	1937.7	1950.5	1935.2	1947
2024-12-01	1937.7	1950.5	1935.2	1947
2024-11-01	1937.7	1950.5	1935.2	1947
2024-10-01	1937.7	1950.5	1935.2	1947
2024-09-01	1937.7	1950.5	1935.2	1947
2024-08-01	1937.7	1950.5	1935.2	1947
2024-07-01	1937.7	1950.5	1935.2	1947
2024-09-01	1937.7	1950.5	1935.2	1947
2024-05-01	1937.7	1950.5	1935.2	1947
2024-04-01	1937.7	1950.5	1935.2	1947
2024-03-01	1937.7	1950.5	1935.2	1947
2024-02-01	1937.7	1950.5	1935.2	1947
2024-01-01	1937.7	1950.5	1935.2	1947
2023-12-01	1927	1936.7	1935.2	1947

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	South African Open 2025 (Blitz)	2025-07-02	2025-07-02	Blitz	Johannesburg Metro (GJM)	9	9	5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	South African Open 2025 (Blitz)	2025-07-02	2025-07-02	Blitz	Johannesburg Metro (GJM)	9	9	5	Yes	Analysis
2	Emalahleni Spring Open 2023 (A)	2023-09-22	2023-09-23	Standard	Ngaka Modiri Molema (NNM)	6	6	4	Yes	Analysis
3	Emalahleni Winter Open 2023 (A)	2023-08-05	2023-08-05	Rapid	Nkangala (MNW)	6	5	3.5	Yes	Analysis

#	Games	Start				End
1	6	Tournament Emalahleni Winter Open 2023				Tournament Emalahleni Spring Open 2023
		date 2023-08-05	rnd 3	type Rapid	result 1	date 2023-09-22	rnd 2	type Standard	result 1
		Opponent Hlaba, H (Hlabesco Marciano)				Opponent Nawe, T (Tshabiso)
2	2	Tournament South African Open 2025				Tournament South African Open 2025
		date 2025-07-02	rnd 3	type Blitz	result 1	date 2025-07-02	rnd 4	type Blitz	result 1
		Opponent Mzimela, N (Nkosinathi)				Opponent Changara, A (Adrian Tafara)
3	2	Tournament Emalahleni Spring Open 2023				Tournament South African Open 2025
		date 2023-09-23	rnd 6	type Standard	result 1	date 2025-07-02	rnd 1	type Blitz	result 1
		Opponent Makombore, R (Ronald Rm)				Opponent Jegels, L (Llewellin)

#	Games	Start				End
1	2	Tournament Emalahleni Spring Open 2023				Tournament Emalahleni Spring Open 2023
		date 2023-09-22	rnd 1	type Standard	result 1	date 2023-09-22	rnd 2	type Standard	result 1
		Opponent Philison, MG (Mandla)				Opponent Nawe, T (Tshabiso)
2	1	Tournament Emalahleni Spring Open 2023				Tournament Emalahleni Spring Open 2023
		date 2023-09-23	rnd 6	type Standard	result 1	date 2023-09-23	rnd 6	type Standard	result 1
		Opponent Makombore, R (Ronald Rm)				Opponent Makombore, R (Ronald Rm)
3	1	Tournament Emalahleni Spring Open 2023				Tournament Emalahleni Spring Open 2023
		date 2023-09-23	rnd 4	type Standard	result 1	date 2023-09-23	rnd 4	type Standard	result 1
		Opponent Tholo, P (Phumuza)				Opponent Tholo, P (Phumuza)

#	Games	Start				End
1	4	Tournament Emalahleni Winter Open 2023				Tournament Emalahleni Winter Open 2023
		date 2023-08-05	rnd 3	type Rapid	result 1	date 2023-08-05	rnd 6	type Rapid	result 1
		Opponent Hlaba, H (Hlabesco Marciano)				Opponent Mpya, TM (Tshediso)

#	Games	Start				End
1	2	Tournament South African Open 2025				Tournament South African Open 2025
		date 2025-07-02	rnd 3	type Blitz	result 1	date 2025-07-02	rnd 4	type Blitz	result 1
		Opponent Mzimela, N (Nkosinathi)				Opponent Changara, A (Adrian Tafara)
2	1	Tournament South African Open 2025				Tournament South African Open 2025
		date 2025-07-02	rnd 9	type Blitz	result 1	date 2025-07-02	rnd 9	type Blitz	result 1
		Opponent Laureles, R (Raymundo)				Opponent Laureles, R (Raymundo)
3	1	Tournament South African Open 2025				Tournament South African Open 2025
		date 2025-07-02	rnd 7	type Blitz	result 1	date 2025-07-02	rnd 7	type Blitz	result 1
		Opponent Changara, A (Alvern Takura)				Opponent Changara, A (Alvern Takura)

#	Games	Start				End
1	3	Tournament Emalahleni Winter Open 2023				Tournament Emalahleni Spring Open 2023
		date 2023-08-05	rnd 6	type Rapid	result 1	date 2023-09-22	rnd 2	type Standard	result 1
		Opponent Mpya, TM (Tshediso)				Opponent Nawe, T (Tshabiso)
2	2	Tournament South African Open 2025				Tournament South African Open 2025
		date 2025-07-02	rnd 3	type Blitz	result 1	date 2025-07-02	rnd 4	type Blitz	result 1
		Opponent Mzimela, N (Nkosinathi)				Opponent Changara, A (Adrian Tafara)
3	2	Tournament Emalahleni Spring Open 2023				Tournament South African Open 2025
		date 2023-09-23	rnd 6	type Standard	result 1	date 2025-07-02	rnd 1	type Blitz	result 1
		Opponent Makombore, R (Ronald Rm)				Opponent Jegels, L (Llewellin)

#	Games	Start				End
1	2	Tournament Emalahleni Spring Open 2023				Tournament Emalahleni Spring Open 2023
		date 2023-09-22	rnd 1	type Standard	result 1	date 2023-09-22	rnd 2	type Standard	result 1
		Opponent Philison, MG (Mandla)				Opponent Nawe, T (Tshabiso)
2	1	Tournament Emalahleni Spring Open 2023				Tournament Emalahleni Spring Open 2023
		date 2023-09-23	rnd 6	type Standard	result 1	date 2023-09-23	rnd 6	type Standard	result 1
		Opponent Makombore, R (Ronald Rm)				Opponent Makombore, R (Ronald Rm)
3	1	Tournament Emalahleni Spring Open 2023				Tournament Emalahleni Spring Open 2023
		date 2023-09-23	rnd 4	type Standard	result 1	date 2023-09-23	rnd 4	type Standard	result 1
		Opponent Tholo, P (Phumuza)				Opponent Tholo, P (Phumuza)

#	Games	Start				End
1	2	Tournament Emalahleni Winter Open 2023				Tournament Emalahleni Winter Open 2023
		date 2023-08-05	rnd 3	type Rapid	result 1	date 2023-08-05	rnd 4	type Rapid	result 1
		Opponent Hlaba, H (Hlabesco Marciano)				Opponent Masango, P (Phillemon)
2	1	Tournament Emalahleni Winter Open 2023				Tournament Emalahleni Winter Open 2023
		date 2023-08-05	rnd 6	type Rapid	result 1	date 2023-08-05	rnd 6	type Rapid	result 1
		Opponent Mpya, TM (Tshediso)				Opponent Mpya, TM (Tshediso)

#	Games	Start				End
1	2	Tournament South African Open 2025				Tournament South African Open 2025
		date 2025-07-02	rnd 3	type Blitz	result 1	date 2025-07-02	rnd 4	type Blitz	result 1
		Opponent Mzimela, N (Nkosinathi)				Opponent Changara, A (Adrian Tafara)
2	1	Tournament South African Open 2025				Tournament South African Open 2025
		date 2025-07-02	rnd 9	type Blitz	result 1	date 2025-07-02	rnd 9	type Blitz	result 1
		Opponent Laureles, R (Raymundo)				Opponent Laureles, R (Raymundo)
3	1	Tournament South African Open 2025				Tournament South African Open 2025
		date 2025-07-02	rnd 7	type Blitz	result 1	date 2025-07-02	rnd 7	type Blitz	result 1
		Opponent Changara, A (Alvern Takura)				Opponent Changara, A (Alvern Takura)

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	Makombore ,R (Ronald Rm)	1	1	425	1	1	425	0	0	0	0	0	0
1	Makombore ,R (Ronald Rm)	1	1259.2	1684.2	1	1200	1684.2	0	0	0	0	0	0
2	Khumalo ,KB (Keith Babongile)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Khumalo ,KB (Keith Babongile)	1	2157.6	1732.6	1	2143.4	1732.6	0	0	0	0	0	0
3	Philison ,MG (Mandla George)	1	1	425	1	1	425	0	0	0	0	0	0
3	Philison ,MG (Mandla George)	1	1237	1662	1	1200	1662	0	0	0	0	0	0
4	Nawe ,T (Tshabiso)	1	1	425	1	1	425	0	0	0	0	0	0
4	Nawe ,T (Tshabiso)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Mabusela ,JM (Johannes Manyedi)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Mabusela ,JM (Johannes Manyedi)	1	2155.4	1730.4	1	2158.5	1730.4	0	0	0	0	0	0
6	Tholo ,P (Phumuza)	1	1	425	1	1	425	0	0	0	0	0	0
6	Tholo ,P (Phumuza)	1	1451.4	1876.4	1	1422	1876.4	0	0	0	0	0	0
7	Mpya ,TM (Tshediso Matome)	1	1	425	0	0	0	1	1	425	0	0	0
7	Mpya ,TM (Tshediso Matome)	1	1867.4	2292.4	0	0	0	1	1946.2	2292.4	0	0	0
8	Hlaba ,H (Hlabesco Marciano)	1	1	425	0	0	0	1	1	425	0	0	0
8	Hlaba ,H (Hlabesco Marciano)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
9	Masango ,P (Phillemon)	1	1	425	0	0	0	1	1	425	0	0	0
9	Masango ,P (Phillemon)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
10	Jele ,N (Nkosikhona)	1	0.5	0	0	0	0	1	0.5	0	0	0	0
10	Jele ,N (Nkosikhona)	1	1355.7	1355.7	0	0	0	1	1254	1355.7	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Mazo, D (Donald)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms