Chess South Africa Ratings Database

PLAYER PAGE

Personal

Maredi, ADL (Alex Donald Lebogang)

Chess SA id

197020889

FIDE id

Date of birth

1997-04-21 (Adult)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-12-08

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1837.8	1856	1820.2	1751.7
Raw rating	1837.8	1856	1820.2	1751.7
Weighted rating	1828.3	1846.4	1820.2	1751.7
Weighted performance	1599.9	1609.4	0	0
Floor	1339.3	1356	1320.2	1320.2
K-factor	24	24	24	24
Min/Max rating change allowed	66.8	65.1	68.5	75.6
Highest rating	1859.7 2018-05-01	1858.7 2018-05-01	1820.2 2018-03-01	1820.2 2018-03-01
Highest raw rating	1839.3 2018-06-01	1856 2025-01-01	1820.2 2024-02-01	1820.2 2019-12-01
Highest weighted rating	1839.3 2018-07-01	1856 2023-06-01	1820.2 2018-03-01	1820.2 2018-03-01
Highest weighted performance	1859.7 2018-05-01	1858.7 2018-05-01	1200 2024-02-01	1381.3 2019-12-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1837.8	1856	1820.2	1751.7
Analysis
Rating	1837.8	1856	1820.2	1751.7
Raw rating	1837.8	1856	1820.2	1751.7
Weighted rating	1828.3	1846.4	1820.2
Weighted performance	1599.9	1609.4	0
K-factor	24	24	24	24
Floor	1339.3	1356	1320.2	1320.2
Max/Min rating change allowed	66.8	65.1	68.5	75.6
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	1837.8	1856	1820.2	1751.7
New weighted rating	1830	1848.2	1820.2	1751.7
New weighted performance	1589	1598.5	0	0
Temp new rating	1837.8	1856	1820.2	1751.7
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1837.8	1856	1820.2	1751.7
New K-factor	24	24	24	24
New floor	1339.3	1356	1320.2	1320.2

Item	Main	Standard	Blitz
	0	0	0
	0	0	0
	20	20	0
	26	26	0
	7	7	0
	0	0	0
History	363	349	14

Games since
	Main 20	Standard 20		Rapid 0		Blitz 0
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	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	119	69	57.98	67.9	1689.6	1757.5
Standard	110	64	58.18	69.5	1709.5	1779.1
Rapid	0	0	0	0	0	0
Blitz	9	5	55.56	47.2	1445.9	1493.1

Date	Main	Standard	Rapid	Blitz
2025-11-01	1837.8	1856	1820.2	1751.7
2025-09-30	1837.8	1856	1820.2	1751.7
2025-09-01	1837.8	1856	1820.2	1751.7
2025-08-01	1837.8	1856	1820.2	1751.7
2025-07-01	1837.8	1856	1820.2	1751.7
2025-06-01	1837.8	1856	1820.2	1751.7
2025-05-01	1837.8	1856	1820.2	1751.7
2025-04-01	1837.8	1856	1820.2	1751.7
2025-03-01	1837.8	1856	1820.2	1751.7
2025-02-01	1837.8	1856	1820.2	1751.7
2025-01-01	1837.8	1856	1820.2	1751.7
2024-12-01	1827.6	1846.4	1820.2	1751.7
2024-11-01	1827.6	1846.4	1820.2	1751.7
2024-10-01	1815.4	1833.4	1820.2	1751.7
2024-09-01	1815.4	1833.4	1820.2	1751.7
2024-08-01	1787.7	1804.1	1820.2	1751.7
2024-07-01	1787.7	1804.1	1820.2	1751.7
2024-09-01	1787.7	1804.1	1820.2	1751.7
2024-05-01	1787.7	1804.1	1820.2	1751.7
2024-04-01	1800.1	1822.5	1820.2	1751.7
2024-03-01	1800.1	1822.5	1820.2	1751.7
2024-02-01	1800.1	1822.5	1820.2	1751.7
2024-01-01	1800.1	1822.5	1820.2	1751.7
2023-12-01	1733.2	1728.9	1820.2	1751.7

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	Gauteng Inter-Region at UJ 2024 (Adult+Senior)	2024-12-07	2024-12-08	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
2	2024 Gauteng North Open Chess Tournament (A)	2024-10-05	2024-10-06	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
3	2024 Alekhine Open Chess Tournament (A)	2024-08-09	2024-08-10	Standard	Tshwane (GTP)	5	5	4.5	Yes	Analysis
4	2024 Milos Ristic Open Chess Tournament (Prestige)	2024-04-27	2024-04-27	Standard	Tshwane (GTP)	5	5	1.5	Yes	Analysis
5	2023 Centurion Chess Open (A)	2023-09-23	2023-09-23	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
6	2023 Alekhine Open Tournament (Prestige)	2023-09-09	2023-09-10	Standard	Tshwane (GTP)	5	5	1.5	Yes	Analysis
7	2023 Jacaranda Round Robin (B)	2023-08-12	2023-08-12	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
8	Bojanala's FIDE in the Sparkling Waters 2023 (Prestige)	2023-07-28	2023-07-30	Standard	Bojanala Platina (NBR)	6	5	3	Yes	Analysis
9	Wynie Robbertse Open Tournament 2023 (A)	2023-06-03	2023-06-03	Standard	Tshwane (GTP)	5	1	0	Yes	Analysis
10	Chris Greyling Open Tournament 2023 (A)	2023-03-21	2023-03-21	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
11	Piet Robertse 2022 (A)	2022-02-04	2022-02-05	Standard	Tshwane (GTP)	7	7	4.5	Yes	Analysis
12	2019 Inter Region Chess Championships	2020-01-09	2020-01-12	Standard	4 Knights (4K)	7	3	0.5	Yes	Analysis
13	2019 USSA Championships (Open)	2019-12-02	2019-12-06	Standard	Sarah Baartman (ESB)	9	9	8	Yes	Analysis
14	2019 USSA Championships (Blitz)	2019-12-04	2019-12-04	Blitz	Sarah Baartman (ESB)	9	9	5	Yes	Analysis
15	2019 Tshwane Chess Registration Tournament (A)	2019-01-26	2019-01-26	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
16	2018 Inter Region Chess Championships	2018-12-21	2018-12-24	Standard	4 Knights (4K)	7	7	3.5	Yes	Analysis
17	2018 USSA Championship (Open)	2018-07-02	2018-07-06	Standard	Gert Sibande (MGS)	9	9	7	Yes	Analysis
18	2018 Chris Greyling Open (A)	2018-04-21	2018-04-21	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
19	2018 Capablanca RR (B)	2018-04-27	2018-05-01	Standard	Tshwane (GTP)	9	8	4	Yes	Analysis
20	2018 Waterkloof Open (Prestige)	2018-03-01	2018-03-04	Standard	Tshwane (GTP)	6	6	2	Yes	Analysis
21	2018 Tshwane Registration Open Chess Tournament (A)	2018-01-27	2018-01-27	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis

#	Games	Start				End
1	15	Tournament 2018 Inter Region Chess Championships				Tournament 2019 USSA Championships
		date 2018-12-22	rnd 3	type Standard	result 0.5	date 2019-12-04	rnd 1	type Blitz	result 1
		Opponent Vermaak, AC (Ashley)				Opponent Mabizela, T (Thobani)
2	8	Tournament 2024 Milos Ristic Open Chess Tournament				Tournament 2024 Gauteng North Open Chess Tournament
		date 2024-04-27	rnd 5	type Standard	result 0.5	date 2024-10-05	rnd 2	type Standard	result 1
		Opponent Fourie, B (Brandon)				Opponent Vorster, SPM (Stephanus)
3	5	Tournament Piet Robertse 2022				Tournament Chris Greyling Open Tournament 2023
		date 2022-02-05	rnd 5	type Standard	result 1	date 2023-03-21	rnd 2	type Standard	result 1
		Opponent Malatji, LM (Lackson)				Opponent Chauke, N (Nicholus)

#	Games	Start				End
1	15	Tournament 2018 Inter Region Chess Championships				Tournament 2019 USSA Championships
		date 2018-12-22	rnd 3	type Standard	result 0.5	date 2019-12-04	rnd 5	type Standard	result 1
		Opponent Vermaak, AC (Ashley)				Opponent Ngcongo, M (Minenhle)
2	8	Tournament 2024 Milos Ristic Open Chess Tournament				Tournament 2024 Gauteng North Open Chess Tournament
		date 2024-04-27	rnd 5	type Standard	result 0.5	date 2024-10-05	rnd 2	type Standard	result 1
		Opponent Fourie, B (Brandon)				Opponent Vorster, SPM (Stephanus)
3	5	Tournament Piet Robertse 2022				Tournament Chris Greyling Open Tournament 2023
		date 2022-02-05	rnd 5	type Standard	result 1	date 2023-03-21	rnd 2	type Standard	result 1
		Opponent Malatji, LM (Lackson)				Opponent Chauke, N (Nicholus)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament 2019 USSA Championships				Tournament 2019 USSA Championships
		date 2019-12-04	rnd 3	type Blitz	result 1	date 2019-12-04	rnd 6	type Blitz	result 0.5
		Opponent Tokoyi, R (Romeo)				Opponent Buthelezi, S (Simphiwe)
2	1	Tournament 2019 USSA Championships				Tournament 2019 USSA Championships
		date 2019-12-04	rnd 8	type Blitz	result 1	date 2019-12-04	rnd 8	type Blitz	result 1
		Opponent Gafane, H (Harry)				Opponent Gafane, H (Harry)
3	1	Tournament 2019 USSA Championships				Tournament 2019 USSA Championships
		date 2019-12-04	rnd 1	type Blitz	result 1	date 2019-12-04	rnd 1	type Blitz	result 1
		Opponent Mabizela, T (Thobani)				Opponent Mabizela, T (Thobani)

#	Games	Start				End
1	6	Tournament 2019 Tshwane Chess Registration Tournament				Tournament 2019 USSA Championships
		date 2019-01-26	rnd 5	type Standard	result 1	date 2019-12-04	rnd 1	type Blitz	result 1
		Opponent Nelson, WJH (William)				Opponent Mabizela, T (Thobani)
2	4	Tournament 2024 Alekhine Open Chess Tournament				Tournament 2024 Alekhine Open Chess Tournament
		date 2024-08-09	rnd 1	type Standard	result 1	date 2024-08-10	rnd 4	type Standard	result 1
		Opponent Getachew, Y (Yoseph)				Opponent Sathish, A (Abinavah)
3	4	Tournament 2018 USSA Championship				Tournament 2018 USSA Championship
		date 2018-07-05	rnd 6	type Standard	result 1	date 2018-07-06	rnd 9	type Standard	result 1
		Opponent Fouche, J (Jestus)				Opponent Mboyisa, N (Ndumiso)

#	Games	Start				End
1	6	Tournament 2019 Tshwane Chess Registration Tournament				Tournament 2019 USSA Championships
		date 2019-01-26	rnd 5	type Standard	result 1	date 2019-12-04	rnd 5	type Standard	result 1
		Opponent Nelson, WJH (William)				Opponent Ngcongo, M (Minenhle)
2	4	Tournament 2024 Alekhine Open Chess Tournament				Tournament 2024 Alekhine Open Chess Tournament
		date 2024-08-09	rnd 1	type Standard	result 1	date 2024-08-10	rnd 4	type Standard	result 1
		Opponent Getachew, Y (Yoseph)				Opponent Sathish, A (Abinavah)
3	4	Tournament 2018 USSA Championship				Tournament 2018 USSA Championship
		date 2018-07-05	rnd 6	type Standard	result 1	date 2018-07-06	rnd 9	type Standard	result 1
		Opponent Fouche, J (Jestus)				Opponent Mboyisa, N (Ndumiso)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament 2019 USSA Championships				Tournament 2019 USSA Championships
		date 2019-12-04	rnd 3	type Blitz	result 1	date 2019-12-04	rnd 4	type Blitz	result 1
		Opponent Tokoyi, R (Romeo)				Opponent Mthombeni, N (Ntuthuko)
2	1	Tournament 2019 USSA Championships				Tournament 2019 USSA Championships
		date 2019-12-04	rnd 8	type Blitz	result 1	date 2019-12-04	rnd 8	type Blitz	result 1
		Opponent Gafane, H (Harry)				Opponent Gafane, H (Harry)
3	1	Tournament 2019 USSA Championships				Tournament 2019 USSA Championships
		date 2019-12-04	rnd 1	type Blitz	result 1	date 2019-12-04	rnd 1	type Blitz	result 1
		Opponent Mabizela, T (Thobani)				Opponent Mabizela, T (Thobani)

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	Marais ,DP (Daniel Petrus)	3	1.5	0	3	1.5	0	0	0	0	0	0	0
1	Marais ,DP (Daniel Petrus)	3	1802.8	1802.8	3	1792	1802.8	0	0	0	0	0	0
2	Moagaesi ,T (Tshepo)	2	1	0	2	1	0	0	0	0	0	0	0
2	Moagaesi ,T (Tshepo)	2	1447.4	1447.4	2	1326.4	1447.4	0	0	0	0	0	0
3	Mabuto ,B (Briswell)	2	1	0	2	1	0	0	0	0	0	0	0
3	Mabuto ,B (Briswell)	2	1458.1	1458.1	2	1459.1	1458.1	0	0	0	0	0	0
4	Jacobs ,CN (Calvin Nicholas)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
4	Jacobs ,CN (Calvin Nicholas)	2	1707.1	1919.6	2	1728.9	1919.6	0	0	0	0	0	0
5	Khumalo ,KB (Keith Babongile)	2	0	-425	2	0	-425	0	0	0	0	0	0
5	Khumalo ,KB (Keith Babongile)	2	2070.8	1645.8	2	2069.4	1645.8	0	0	0	0	0	0
6	Mlahleki ,V (Vusimuzi)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
6	Mlahleki ,V (Vusimuzi)	2	1918.1	1705.6	2	1917.7	1705.6	0	0	0	0	0	0
7	Mwale ,J (Joseph)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
7	Mwale ,J (Joseph)	2	2213.8	2001.2	2	2209.1	2001.2	0	0	0	0	0	0
8	Getachew ,Y (Yoseph)	2	2	425	2	2	425	0	0	0	0	0	0
8	Getachew ,Y (Yoseph)	2	1606.6	2031.6	2	1659.2	2031.6	0	0	0	0	0	0
9	Mazibuko ,K (Khanya)	2	0	-425	2	0	-425	0	0	0	0	0	0
9	Mazibuko ,K (Khanya)	2	1930.8	1505.8	2	1935.4	1505.8	0	0	0	0	0	0
10	Pon ,M (Matt)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
10	Pon ,M (Matt)	2	2155.5	1943	2	2153.5	1943	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

Maredi, ADL (Alex Donald Lebogang)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms