Chess South Africa Ratings Database

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Personal

Davids, A (Alzane)

Chess SA id

1070120007

FIDE id

Date of birth

2007-12-15 (U20)

Gender

Male

Region

Chris Hani (ECH)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-05-10

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1323.5

Item	Main	Standard	Rapid	Blitz
Rating	1369	1370.9	1250.9	1200
Raw rating	1369	1370.9	1250.9	1200
Weighted rating	1305.7	1284.1	1246.4	1200
Weighted performance	1311.1	1312.9	0	0
Floor	869	870.9	750.9	700
K-factor	36	36	36	36
Min/Max rating change allowed	130.3	130	154.2	165.8
Highest rating	1369 2025-06-01	1370.9 2025-06-01	1328.5 2022-05-01	1200 2018-10-01
Highest raw rating	1369 2025-06-01	1370.9 2025-06-01	1250.9 2024-09-01	1200 2024-02-01
Highest weighted rating	1289.8 2025-08-01	1370.9 2018-10-01	1244.5 2025-08-01	1200 2018-10-01
Highest weighted performance	1369 2025-06-01	1370.9 2019-12-01	1328.5 2022-05-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1369	1370.9	1250.9	1200
Analysis
Rating	1369	1370.9	1250.9	1200
Raw rating	1369	1370.9	1250.9	1200
Weighted rating	1305.7	1284.1	1246.4
Weighted performance	1311.1	1312.9	0
K-factor	36	36	36	36
Floor	869	870.9	750.9	700
Max/Min rating change allowed	130.3	130	154.2	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	1369	1370.9	1250.9	1200
New weighted rating	1313	1293.9	1247.2	1200
New weighted performance	1310.6	1312.4	0	0
Temp new rating	1369	1370.9	1250.9	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1369	1370.9	1250.9	1200
New K-factor	36	36	36	36
New floor	869	870.9	750.9	700

Item	Main	Standard	Rapid
	0	0	0
	21	21	0
	16	12	4
	5	5	0
	5	0	5
	0	0	0
History	54	45	9

Games since
	Main 37	Standard 33		Rapid 4		Blitz 0
Gender	Male
Age group	U20
Region	Chris Hani (ECH)
Province	Eastern Cape (EC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	2365		316		6
Male	1920		265		5
U20	199		35		2
U20 Male	153		28		2
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 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	21	15.5	73.81	202.4	1225.8	1428.2
Standard	21	15.5	73.81	202.4	1225.8	1428.2
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	54	33	61.11	94.4	1227.2	1321.6
Standard	45	27.5	61.11	94.4	1210.5	1305
Rapid	9	5.5	61.11	94.4	1310.5	1404.9
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1369	1370.9	1250.9	1200
2025-09-01	1369	1370.9	1250.9	1200
2025-08-01	1369	1370.9	1250.9	1200
2025-07-01	1369	1370.9	1250.9	1200
2025-06-01	1369	1370.9	1250.9	1200
2025-05-01	1350.5	1348.9	1250.9	1200
2025-04-01	1350.2	1322.6	1250.9	1200
2025-03-01	1275.5	1249.9	1250.9	1200
2025-02-01	1240.5	1198.5	1250.9	1200
2025-01-01	1223.6	1188.9	1250.9	1200
2024-12-01	1266.8	1218.8	1250.9	1200
2024-11-01	1266.8	1218.8	1250.9	1200
2024-10-01	1266.8	1218.8	1250.9	1200
2024-09-01	1266.8	1218.8	1250.9	1200
2024-08-01	1248	1218.8	1226.4	1200
2024-07-01	1248	1218.8	1226.4	1200
2024-06-01	1228.6	1184.4	1226.4	1200
2024-08-01	1228.6	1184.4	1226.4	1200
2024-04-01	1228.6	1184.4	1226.4	1200
2024-03-01	1228.6	1184.4	1226.4	1200
2024-02-01	1228.6	1184.4	1226.4	1200
2024-01-01	1228.6	1184.4	1226.4	1200
2023-12-01	1228.6	1184.4	1226.4	1200
2023-11-01	1228.6	1184.4	1226.4	1200

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	SBDCA Closed 2025 (U20)	2025-05-10	2025-05-10	Standard	Sarah Baartman (ESB)	6	6	4	Yes	Analysis
2	SBD Trials Graaff Reinet 12 April 2025 (U20+Open)	2025-04-12	2025-04-12	Standard	Sarah Baartman (ESB)	5	5	3	Yes	Analysis
3	SBDCA Trials GRT 22 March 2025 (U20)	2025-03-22	2025-03-22	Standard	Sarah Baartman (ESB)	5	5	4.5	Yes	Analysis
4	SBDCU Graaff-Reinet Trials 2025 (U20+Open)	2025-02-15	2025-02-15	Standard	Sarah Baartman (ESB)	5	5	4	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	SBDCA Closed 2025 (U20)	2025-05-10	2025-05-10	Standard	Sarah Baartman (ESB)	6	6	4	Yes	Analysis
2	SBD Trials Graaff Reinet 12 April 2025 (U20+Open)	2025-04-12	2025-04-12	Standard	Sarah Baartman (ESB)	5	5	3	Yes	Analysis
3	SBDCA Trials GRT 22 March 2025 (U20)	2025-03-22	2025-03-22	Standard	Sarah Baartman (ESB)	5	5	4.5	Yes	Analysis
4	SBDCU Graaff-Reinet Trials 2025 (U20+Open)	2025-02-15	2025-02-15	Standard	Sarah Baartman (ESB)	5	5	4	Yes	Analysis
5	Mzansi Interprovincial Youth Chess Championships 2024 (U18 Open Championship)	2024-12-16	2024-12-19	Standard	Capricorn (LCP)	7	7	1.5	Yes	Analysis
6	Sarah Baartman District Schools Trials 2024 (U18 Boys)	2024-08-03	2024-08-03	Rapid	Sarah Baartman (ESB)	5	4	2.5	Yes	Analysis
7	SBDCU Trial 3 2024 (U18)	2024-06-01	2024-06-01	Standard	Sarah Baartman (ESB)	5	5	3	Yes	Analysis
8	SBDCU Trial 2 2023 (U18)	2023-04-01	2023-04-01	Standard	Sarah Baartman (ESB)	5	5	3	Yes	Analysis
9	Sarah Baartman Trials 2022 ( U15 Boys)	2022-05-21	2022-05-21	Rapid	Sarah Baartman (ESB)	5	5	3	Yes	Analysis
10	2019 South African Junior Team Championships (U14E)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	4.5	Yes	Analysis

#	Games	Start				End
1	10	Tournament SBDCU Graaff-Reinet Trials 2025				Tournament SBD Trials Graaff Reinet 12 April 2025
		date 2025-02-15	rnd 4	type Standard	result 1	date 2025-04-12	rnd 3	type Standard	result 1
		Opponent Jantjies, J (Juzeen)				Opponent Rossouw, A (Andries)
2	4	Tournament 2019 South African Junior Team Championships				Tournament 2019 South African Junior Team Championships
		date 2020-01-04	rnd 2	type Standard	result 1	date 2020-01-06	rnd 5	type Standard	result 1
		Opponent Kaelo, C (Chibysi)				Opponent Monageng, G (Gomolemo)
3	3	Tournament SBDCU Trial 2 2023				Tournament SBDCU Trial 3 2024
		date 2023-04-01	rnd 4	type Standard	result 1	date 2024-06-01	rnd 1	type Standard	result 1
		Opponent Mbete, L (Lisakhanya)				Opponent Arends, J (Josh)

#	Games	Start				End
1	10	Tournament SBDCU Graaff-Reinet Trials 2025				Tournament SBD Trials Graaff Reinet 12 April 2025
		date 2025-02-15	rnd 4	type Standard	result 1	date 2025-04-12	rnd 3	type Standard	result 1
		Opponent Jantjies, J (Juzeen)				Opponent Rossouw, A (Andries)
2	4	Tournament 2019 South African Junior Team Championships				Tournament 2019 South African Junior Team Championships
		date 2020-01-04	rnd 2	type Standard	result 1	date 2020-01-06	rnd 5	type Standard	result 1
		Opponent Kaelo, C (Chibysi)				Opponent Monageng, G (Gomolemo)
3	3	Tournament SBDCU Trial 2 2023				Tournament SBDCU Trial 3 2024
		date 2023-04-01	rnd 4	type Standard	result 1	date 2024-06-01	rnd 1	type Standard	result 1
		Opponent Mbete, L (Lisakhanya)				Opponent Arends, J (Josh)

#	Games	Start				End
1	2	Tournament Sarah Baartman District Schools Trials 2024				Tournament Sarah Baartman District Schools Trials 2024
		date 2024-08-03	rnd 4	type Rapid	result 1	date 2024-08-03	rnd 5	type Rapid	result 1
		Opponent Theron, J (Jean-Pierre)				Opponent Sobayeni, A (Anam)
2	2	Tournament Sarah Baartman Trials 2022				Tournament Sarah Baartman District Schools Trials 2024
		date 2022-05-21	rnd 5	type Rapid	result 1	date 2024-08-03	rnd 2	type Rapid	result 0.5
		Opponent Terblanche, N (Nathaniel-Jayoen)				Opponent Jantjies, J (Juzeen)
3	2	Tournament Sarah Baartman Trials 2022				Tournament Sarah Baartman Trials 2022
		date 2022-05-21	rnd 2	type Rapid	result 1	date 2022-05-21	rnd 3	type Rapid	result 1
		Opponent Harmse, K (Keenan)				Opponent Munemo, T (Tadiwa)

No games found.

#	Games	Start				End

#	Games	Start				End
1	6	Tournament SBDCU Graaff-Reinet Trials 2025				Tournament SBDCA Trials GRT 22 March 2025
		date 2025-02-15	rnd 4	type Standard	result 1	date 2025-03-22	rnd 4	type Standard	result 1
		Opponent Jantjies, J (Juzeen)				Opponent Tshaka, M (Mtha)
2	3	Tournament SBD Trials Graaff Reinet 12 April 2025				Tournament SBD Trials Graaff Reinet 12 April 2025
		date 2025-04-12	rnd 1	type Standard	result 1	date 2025-04-12	rnd 3	type Standard	result 1
		Opponent Kapp, C (Christiaan)				Opponent Rossouw, A (Andries)
3	3	Tournament SBDCU Trial 2 2023				Tournament SBDCU Trial 3 2024
		date 2023-04-01	rnd 4	type Standard	result 1	date 2024-06-01	rnd 1	type Standard	result 1
		Opponent Mbete, L (Lisakhanya)				Opponent Arends, J (Josh)

#	Games	Start				End
1	6	Tournament SBDCU Graaff-Reinet Trials 2025				Tournament SBDCA Trials GRT 22 March 2025
		date 2025-02-15	rnd 4	type Standard	result 1	date 2025-03-22	rnd 4	type Standard	result 1
		Opponent Jantjies, J (Juzeen)				Opponent Tshaka, M (Mtha)
2	3	Tournament SBD Trials Graaff Reinet 12 April 2025				Tournament SBD Trials Graaff Reinet 12 April 2025
		date 2025-04-12	rnd 1	type Standard	result 1	date 2025-04-12	rnd 3	type Standard	result 1
		Opponent Kapp, C (Christiaan)				Opponent Rossouw, A (Andries)
3	3	Tournament SBDCU Trial 2 2023				Tournament SBDCU Trial 3 2024
		date 2023-04-01	rnd 4	type Standard	result 1	date 2024-06-01	rnd 1	type Standard	result 1
		Opponent Mbete, L (Lisakhanya)				Opponent Arends, J (Josh)

#	Games	Start				End
1	2	Tournament Sarah Baartman District Schools Trials 2024				Tournament Sarah Baartman District Schools Trials 2024
		date 2024-08-03	rnd 4	type Rapid	result 1	date 2024-08-03	rnd 5	type Rapid	result 1
		Opponent Theron, J (Jean-Pierre)				Opponent Sobayeni, A (Anam)
2	2	Tournament Sarah Baartman Trials 2022				Tournament Sarah Baartman Trials 2022
		date 2022-05-21	rnd 2	type Rapid	result 1	date 2022-05-21	rnd 3	type Rapid	result 1
		Opponent Harmse, K (Keenan)				Opponent Munemo, T (Tadiwa)
3	1	Tournament Sarah Baartman Trials 2022				Tournament Sarah Baartman Trials 2022
		date 2022-05-21	rnd 5	type Rapid	result 1	date 2022-05-21	rnd 5	type Rapid	result 1
		Opponent Terblanche, N (Nathaniel-Jayoen)				Opponent Terblanche, N (Nathaniel-Jayoen)

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	Persensie ,A (Akeal)	3	3	425	3	3	425	0	0	0	0	0	0
1	Persensie ,A (Akeal)	3	1183.8	1608.8	3	1192.3	1608.8	0	0	0	0	0	0
2	Tshaka ,M (Mtha)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
2	Tshaka ,M (Mtha)	3	1238.4	1096.7	3	1242.2	1096.7	0	0	0	0	0	0
3	Maarman ,M (Michayle)	3	0.5	-283.3	3	0.5	-283.3	0	0	0	0	0	0
3	Maarman ,M (Michayle)	3	1269.4	986.1	3	1257.4	986.1	0	0	0	0	0	0
4	Kapp ,C (Christiaan)	3	3	425	3	3	425	0	0	0	0	0	0
4	Kapp ,C (Christiaan)	3	1208.6	1633.6	3	1209	1633.6	0	0	0	0	0	0
5	Munemo ,T (Tadiwa)	3	1	-141.7	2	0	-425	1	1	425	0	0	0
5	Munemo ,T (Tadiwa)	3	1446.9	1305.3	2	1488.8	1021.9	1	1244.5	1871.9	0	0	0
6	Jantjies ,J (Juzeen)	3	2.5	283.3	2	2	425	1	0.5	0	0	0	0
6	Jantjies ,J (Juzeen)	3	1184.8	1468.1	2	1192.7	1609.8	1	1184.8	1184.8	0	0	0
7	Rossouw ,A (Andries)	2	1	0	2	1	0	0	0	0	0	0	0
7	Rossouw ,A (Andries)	2	1255.8	1255.8	2	1265.3	1255.8	0	0	0	0	0	0
8	Mbete ,L (Lisakhanya)	2	2	425	2	2	425	0	0	0	0	0	0
8	Mbete ,L (Lisakhanya)	2	858.3	1283.3	2	810.5	1283.3	0	0	0	0	0	0
9	Feni ,A (Aviwe)	2	2	425	2	2	425	0	0	0	0	0	0
9	Feni ,A (Aviwe)	2	1216.1	1641.1	2	1218.4	1641.1	0	0	0	0	0	0
10	Handley ,S (Stephen)	2	0	-425	0	0	0	2	0	-425	0	0	0
10	Handley ,S (Stephen)	2	1485.4	1060.4	0	0	0	2	1305.2	1060.4	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Davids, A (Alzane)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms