Chess South Africa Ratings Database

PLAYER PAGE

Personal

Maartens, A (Alexander)

Chess SA id

100018884

FIDE id

Date of birth

2000-03-20 (Adult)

Gender

Male

Region

Ehlanzeni (MEN)

Citizen

RSA

Titles

Chess SA registered

Last active game

2018-12-20

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1381.3	1369.8	1406.8	1401
Raw rating	1381.3	1369.8	1406.8	1401
Weighted rating	1381	1369.6	1406.8	1401
Weighted performance	120.4	120.3	0	0
Floor	906.8	906.8	906.8	906.8
K-factor	32	32	32	32
Min/Max rating change allowed	128.1	130.2	123.5	124.5
Highest rating	1406.8 2018-01-01	1406.8 2018-01-01	1406.8 2019-06-01	1408.1 2018-01-01
Highest raw rating	1406.8 2018-01-01	1406.8 2018-01-01	1406.8 2024-02-01	1406.8 2018-01-01
Highest weighted rating	1406.8 2018-01-01	1406.8 2018-01-01	1406.8 2019-06-01	1406.8 2018-01-01
Highest weighted performance	1350.7 2018-01-01	1373.7 2018-01-01	1200 2024-02-01	1408.1 2018-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1381.3	1369.8	1406.8	1401
Analysis
Rating	1381.3	1369.8	1406.8	1401
Raw rating	1381.3	1369.8	1406.8	1401
Weighted rating	1381	1369.6	1406.8
Weighted performance	120.4	120.3	0
K-factor	32	32	32	32
Floor	906.8	906.8	906.8	906.8
Max/Min rating change allowed	128.1	130.2	123.5	124.5
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	1381.3	1369.8	1406.8	1401
New weighted rating	1381.2	1369.7	1406.8	1401
New weighted performance	120	119.8	0	0
Temp new rating	1381.3	1369.8	1406.8	1401
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1381.3	1369.8	1406.8	1401
New K-factor	32	32	32	32
New floor	906.8	906.8	906.8	906.8

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
History	345	284	54	7

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Ehlanzeni (MEN)
Province	Mpumalanga (MP)
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	41	21.5	52.44	20.7	1320.7	1341.4
Standard	34	19.5	57.35	62.5	1265.8	1328.2
Rapid	0	0	0	0	0	0
Blitz	7	2	28.57	-182.1	1587.4	1405.3

Date	Main	Standard	Rapid	Blitz
2025-09-30	1381.3	1369.8	1406.8	1401
2025-09-01	1381.3	1369.8	1406.8	1401
2025-08-01	1381.3	1369.8	1406.8	1401
2025-07-01	1381.3	1369.8	1406.8	1401
2025-06-01	1381.3	1369.8	1406.8	1401
2025-05-01	1381.3	1369.8	1406.8	1401
2025-04-01	1381.3	1369.8	1406.8	1401
2025-03-01	1381.3	1369.8	1406.8	1401
2025-02-01	1381.3	1369.8	1406.8	1401
2025-01-01	1381.3	1369.8	1406.8	1401
2024-12-01	1381.3	1369.8	1406.8	1401
2024-11-01	1381.3	1369.8	1406.8	1401
2024-10-01	1381.3	1369.8	1406.8	1401
2024-09-01	1381.3	1369.8	1406.8	1401
2024-08-01	1381.3	1369.8	1406.8	1401
2024-07-01	1381.3	1369.8	1406.8	1401
2024-06-01	1381.3	1369.8	1406.8	1401
2024-08-01	1381.3	1369.8	1406.8	1401
2024-04-01	1381.3	1369.8	1406.8	1401
2024-03-01	1381.3	1369.8	1406.8	1401
2024-02-01	1381.3	1369.8	1406.8	1401
2024-01-01	1381.3	1369.8	1406.8	1401
2023-12-01	1351.1	1345.4	1406.8	1401
2023-11-01	1351.1	1345.4	1406.8	1401

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	South African Junior Team Championships 2018 (U20B)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	5.5	Yes	Analysis
2	Penryn Age Open 2018 (Open)	2018-04-21	2018-04-21	Standard	Ehlanzeni (MEN)	5	4	1.5	Yes	Analysis
3	Uplands College Open (Open)	2018-03-03	2018-03-03	Standard	Ehlanzeni (MEN)	5	4	0	Yes	Analysis
4	Sabie Primary 2018 (Open)	2018-03-10	2018-03-10	Standard	Ehlanzeni (MEN)	5	5	3	Yes	Analysis
5	South African Junior Blitz 2017 Championships (A)	2018-01-07	2018-01-07	Blitz	4 Knights (4K)	7	7	2	Yes	Analysis
6	South African Junior Wildcard Championships 2017 (U18 Open)	2018-01-09	2018-01-12	Standard	4 Knights (4K)	7	7	4.5	Yes	Analysis
7	South African Junior Team Championships 2017 (U18B)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	7	5	Yes	Analysis

#	Games	Start				End
1	6	Tournament South African Junior Blitz 2017 Championships				Tournament South African Junior Wildcard Championships 2017
		date 2018-01-07	rnd 7	type Blitz	result 0.5	date 2018-01-10	rnd 4	type Standard	result 1
		Opponent Fouche, J (Janu)				Opponent Manale, R (Remy)
2	6	Tournament South African Junior Team Championships 2017				Tournament South African Junior Blitz 2017 Championships
		date 2018-01-04	rnd 2	type Standard	result 1	date 2018-01-07	rnd 1	type Blitz	result 1
		Opponent Morar, A (Anjali)				Opponent Mthunzi, C (Clive)
3	5	Tournament Penryn Age Open 2018				Tournament South African Junior Team Championships 2018
		date 2018-04-21	rnd 3	type Standard	result 0.5	date 2018-12-17	rnd 3	type Standard	result 0.5
		Opponent Magagula, S (Senzo)				Opponent Zondo, LC (Linda)

#	Games	Start				End
1	10	Tournament South African Junior Team Championships 2017				Tournament South African Junior Wildcard Championships 2017
		date 2018-01-04	rnd 2	type Standard	result 1	date 2018-01-10	rnd 4	type Standard	result 1
		Opponent Morar, A (Anjali)				Opponent Manale, R (Remy)
2	5	Tournament Penryn Age Open 2018				Tournament South African Junior Team Championships 2018
		date 2018-04-21	rnd 3	type Standard	result 0.5	date 2018-12-17	rnd 3	type Standard	result 0.5
		Opponent Magagula, S (Senzo)				Opponent Zondo, LC (Linda)
3	3	Tournament South African Junior Team Championships 2018				Tournament South African Junior Team Championships 2018
		date 2018-12-18	rnd 5	type Standard	result 1	date 2018-12-20	rnd 7	type Standard	result 1
		Opponent Ofori Boatehg, C (Clinton)				Opponent Koen, A (Andrea)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament South African Junior Blitz 2017 Championships				Tournament South African Junior Blitz 2017 Championships
		date 2018-01-07	rnd 7	type Blitz	result 0.5	date 2018-01-07	rnd 7	type Blitz	result 0.5
		Opponent Fouche, J (Janu)				Opponent Fouche, J (Janu)
2	1	Tournament South African Junior Blitz 2017 Championships				Tournament South African Junior Blitz 2017 Championships
		date 2018-01-07	rnd 3	type Blitz	result 0.5	date 2018-01-07	rnd 3	type Blitz	result 0.5
		Opponent Du Plessis, AC (Anika)				Opponent Du Plessis, AC (Anika)
3	1	Tournament South African Junior Blitz 2017 Championships				Tournament South African Junior Blitz 2017 Championships
		date 2018-01-07	rnd 1	type Blitz	result 1	date 2018-01-07	rnd 1	type Blitz	result 1
		Opponent Mthunzi, C (Clive)				Opponent Mthunzi, C (Clive)

#	Games	Start				End
1	3	Tournament South African Junior Team Championships 2018				Tournament South African Junior Team Championships 2018
		date 2018-12-18	rnd 5	type Standard	result 1	date 2018-12-20	rnd 7	type Standard	result 1
		Opponent Ofori Boatehg, C (Clinton)				Opponent Koen, A (Andrea)
2	3	Tournament Penryn Age Open 2018				Tournament South African Junior Team Championships 2018
		date 2018-04-21	rnd 5	type Standard	result 1	date 2018-12-16	rnd 2	type Standard	result 1
		Opponent Sopanam Prabha, A (Arjun)				Opponent Chang, N (Nelson)
3	3	Tournament South African Junior Team Championships 2017				Tournament South African Junior Team Championships 2017
		date 2018-01-04	rnd 2	type Standard	result 1	date 2018-01-05	rnd 4	type Standard	result 1
		Opponent Morar, A (Anjali)				Opponent Quick, LT (Liam)

#	Games	Start				End
1	3	Tournament South African Junior Team Championships 2018				Tournament South African Junior Team Championships 2018
		date 2018-12-18	rnd 5	type Standard	result 1	date 2018-12-20	rnd 7	type Standard	result 1
		Opponent Ofori Boatehg, C (Clinton)				Opponent Koen, A (Andrea)
2	3	Tournament Penryn Age Open 2018				Tournament South African Junior Team Championships 2018
		date 2018-04-21	rnd 5	type Standard	result 1	date 2018-12-16	rnd 2	type Standard	result 1
		Opponent Sopanam Prabha, A (Arjun)				Opponent Chang, N (Nelson)
3	3	Tournament South African Junior Team Championships 2017				Tournament South African Junior Team Championships 2017
		date 2018-01-04	rnd 2	type Standard	result 1	date 2018-01-05	rnd 4	type Standard	result 1
		Opponent Morar, A (Anjali)				Opponent Quick, LT (Liam)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament South African Junior Blitz 2017 Championships				Tournament South African Junior Blitz 2017 Championships
		date 2018-01-07	rnd 1	type Blitz	result 1	date 2018-01-07	rnd 1	type Blitz	result 1
		Opponent Mthunzi, C (Clive)				Opponent Mthunzi, C (Clive)

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	Nkosi ,DJ (Dumisa Jacob)	3	0	-425	3	0	-425	0	0	0	0	0	0
1	Nkosi ,DJ (Dumisa Jacob)	3	1841.7	1416.7	3	1840.1	1416.7	0	0	0	0	0	0
2	Cruywagen ,D (Dewan)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
2	Cruywagen ,D (Dewan)	1	1341	1341	1	1341	1341	0	0	0	0	0	0
3	Morar ,A (Anjali)	1	1	425	1	1	425	0	0	0	0	0	0
3	Morar ,A (Anjali)	1	707.8	1132.8	1	707.8	1132.8	0	0	0	0	0	0
4	Ndawe ,C (Colane)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Ndawe ,C (Colane)	1	1200.3	775.3	1	1200	775.3	0	0	0	0	0	0
5	Saaiman ,A (Aaron)	1	1	425	1	1	425	0	0	0	0	0	0
5	Saaiman ,A (Aaron)	1	1281.3	1706.3	1	1281.3	1706.3	0	0	0	0	0	0
6	Magagula ,S (Senzo)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
6	Magagula ,S (Senzo)	1	1328.8	1328.8	1	1352.5	1328.8	0	0	0	0	0	0
7	Quick ,LT (Liam)	1	1	425	1	1	425	0	0	0	0	0	0
7	Quick ,LT (Liam)	1	1180.1	1605.1	1	1180.1	1605.1	0	0	0	0	0	0
8	Zondo ,LC (Linda Cyril)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
8	Zondo ,LC (Linda Cyril)	1	1358.2	1358.2	1	1361.9	1358.2	0	0	0	0	0	0
9	Shai ,C (Comfort)	1	1	425	1	1	425	0	0	0	0	0	0
9	Shai ,C (Comfort)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Ofori Boatehg ,C (Clinton)	1	1	425	1	1	425	0	0	0	0	0	0
10	Ofori Boatehg ,C (Clinton)	1	1115.1	1540.1	1	1112.6	1540.1	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

Maartens, A (Alexander)

Ratings

Game statistics

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms