Chess South Africa Ratings Database

PLAYER PAGE

Personal

Michaels, J (Joshua)

Chess SA id

1100131365

FIDE id

Date of birth

2010-06-02 (U16)

Gender

Male

Region

Eden (WEG)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-02

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1541.3

Item	Main	Standard	Rapid	Blitz
Rating	1554.1	1547.9	1190.3	1200
Raw rating	1554.1	1547.9	1190.3	1200
Weighted rating	1487.4	1501.4	1189	1200
Weighted performance	1437.3	1432.1	0	0
Floor	1079.1	1079.4	700	700
K-factor	32	32	36	36
Min/Max rating change allowed	100.1	101	168.1	165.8
Highest rating	1579.1 2025-05-05	1579.4 2025-05-05	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1579.1 2025-05-05	1579.4 2025-05-05	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1479.1 2025-09-01	1494.8 2025-09-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1579.1 2025-05-05	1579.4 2024-09-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1554.1	1547.9	1190.3	1200
Analysis
Rating	1554.1	1547.9	1190.3	1200
Raw rating	1554.1	1547.9	1190.3	1200
Weighted rating	1487.4	1501.4	1189
Weighted performance	1437.3	1432.1	0
K-factor	32	32	36	36
Floor	1079.1	1079.4	700	700
Max/Min rating change allowed	100.1	101	168.1	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	1554.1	1547.9	1190.3	1200
New weighted rating	1495.2	1507.5	1188.9	1200
New weighted performance	1436.8	1431.6	0	0
Temp new rating	1554.1	1547.9	1190.3	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1554.1	1547.9	1190.3	1200
New K-factor	32	32	36	36
New floor	1079.1	1079.4	700	700

Item	Main	Standard	Rapid
	0	0	0
	23	23	0
	31	25	6
	35	35	0
	4	4	0
	0	0	0
History	97	91	6

Games since
	Main 54	Standard 48		Rapid 6		Blitz 0
Gender	Male
Age group	U16
Region	Eden (WEG)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	870		253		53
Male	770		216		47
U16	104		30		6
U16 Male	88		26		5
Standard
	RSA		Province		Region
Overall	856		228		50
Male	753		192		44
U16	107		28		7
U16 Male	88		23		6
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 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	23	18	78.26	240.2	1364.9	1605.1
Standard	23	18	78.26	240.2	1364.9	1605.1
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	97	61	62.89	109.5	1306	1415.5
Standard	91	59	64.84	126.1	1306.3	1432.4
Rapid	6	2	33.33	-141.7	1300.9	1159.2
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1554.1	1547.9	1190.3	1200
2025-09-01	1554.1	1547.9	1190.3	1200
2025-08-01	1579.1	1579.4	1190.3	1200
2025-07-01	1579.1	1579.4	1190.3	1200
2025-06-01	1579.1	1579.4	1190.3	1200
2025-05-01	1579.1	1579.4	1190.3	1200
2025-04-01	1484.3	1520.4	1190.3	1200
2025-03-01	1426	1453.3	1190.3	1200
2025-02-01	1426	1453.3	1189.9	1200
2025-01-01	1426	1453.3	1181.6	1200
2024-12-01	1426	1453.3	1181.6	1200
2024-11-01	1426	1453.3	1181.6	1200
2024-10-01	1426	1453.3	1181.6	1200
2024-09-01	1414.6	1455.5	1181.6	1200
2024-08-01	1388	1432.5	1181.6	1200
2024-07-01	1388	1432.5	1181.6	1200
2024-06-01	1427.7	1432.5	1200	1200
2024-08-01	1427.7	1432.5	1200	1200
2024-04-01	1399.5	1400.2	1200	1200
2024-03-01	1409.9	1415.2	1200	1200
2024-02-01	1409.9	1415.2	1200	1200
2024-01-01	1409.9	1415.2	1200	1200
2023-12-01	1409.9	1415.2	1200	1200
2023-11-01	1409.9	1415.2	1200	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	Mossel Bay Top Schools 2025 (U18 Open)	2025-08-02	2025-08-02	Standard	Eden (WEG)	5	5	3	Yes	Analysis
2	Western Cape Schools Individual Championship 2025 (U15 Boys)	2025-04-26	2025-04-27	Standard	West Coast (WCU)	6	6	4	Yes	Analysis
3	Eden Chess Trials 2 2025 (U16)	2025-03-15	2025-04-12	Standard	Eden (WEG)	10	7	6	Yes	Analysis
4	Eden Schools Chess Trials 1 2025 (U15 Boys)	2025-03-08	2025-03-08	Standard	Eden (WEG)	5	5	5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Mossel Bay Top Schools 2025 (U18 Open)	2025-08-02	2025-08-02	Standard	Eden (WEG)	5	5	3	Yes	Analysis
2	Western Cape Schools Individual Championship 2025 (U15 Boys)	2025-04-26	2025-04-27	Standard	West Coast (WCU)	6	6	4	Yes	Analysis
3	Eden Chess Trials 2 2025 (U16)	2025-03-15	2025-04-12	Standard	Eden (WEG)	10	7	6	Yes	Analysis
4	Eden Schools Chess Trials 1 2025 (U15 Boys)	2025-03-08	2025-03-08	Standard	Eden (WEG)	5	5	5	Yes	Analysis
5	Western Cape Top Schools Championship 2024 (U15 Mixed)	2024-08-30	2024-09-01	Standard	Eden (WEG)	6	6	3.5	Yes	Analysis
6	Eden Top Schools 2024 (U15 Open)	2024-08-17	2024-08-17	Standard	Eden (WEG)	5	5	4	Yes	Analysis
7	Western Cape - Brian Raubenheimer Development Tournament 2024 (U15 Boys)	2024-06-08	2024-06-08	Rapid	Overberg (WOS)	6	6	2	Yes	Analysis
8	Eden Chess Trials 2 2024 (U16)	2024-04-13	2024-04-20	Standard	Eden (WEG)	10	9	6	Yes	Analysis
9	Eden School Chess Trials 1 2024 (U15 Boys)	2024-03-09	2024-03-09	Standard	Eden (WEG)	5	5	3	Yes	Analysis
10	Mossel Bay Top Schools 2023 (U13)	2023-07-29	2023-07-29	Standard	Eden (WEG)	5	4	3	Yes	Analysis
11	Western Cape PS Individuals 2023 (U13 Boys)	2023-05-05	2023-05-06	Standard	Cape Town (WCT)	6	6	2	Yes	Analysis
12	Eden Trials 2+3 2023 (U14)	2023-04-15	2023-05-13	Standard	Eden (WEG)	10	10	7	Yes	Analysis
13	Eden Trails 1 2023 (U13 Boys)	2023-03-11	2023-03-11	Standard	Eden (WEG)	5	5	4	Yes	Analysis
14	Mossel Bay Schools Trials 2 2023 (U13 Boys)	2023-02-18	2023-02-18	Standard	Eden (WEG)	5	5	3	Yes	Analysis
15	Mossel Bay Schools Trials 1 2023 (U13 Boys)	2023-01-28	2023-01-28	Standard	Eden (WEG)	5	5	4	Yes	Analysis
16	Mosselbaai Skole Skaak Proewe 1 2022 (U13 Boys)	2022-01-29	2022-01-29	Standard	Eden (WEG)	5	4	1	Yes	Analysis
17	Mossel Bay Trials 2 2020 (U11)	2020-02-15	2020-02-15	Standard	Eden (WEG)	5	4	0.5	Yes	Analysis

#	Games	Start				End
1	7	Tournament Western Cape Top Schools Championship 2024				Tournament Eden Chess Trials 2 2025
		date 2024-09-01	rnd 6	type Standard	result 1	date 2025-03-15	rnd 2	type Standard	result 1
		Opponent Matinywa, T (Thobani)				Opponent Sebyboe, T (Timothy)
2	7	Tournament Eden Trials 2+3 2023				Tournament Mossel Bay Top Schools 2023
		date 2023-05-13	rnd 6	type Standard	result 1	date 2023-07-29	rnd 3	type Standard	result 1
		Opponent Sampson, A (Allen)				Opponent Vanqa, A (Ahlomle)
3	6	Tournament Eden Chess Trials 2 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-03-15	rnd 4	type Standard	result 1	date 2025-04-26	rnd 1	type Standard	result 1
		Opponent Jacobs, R (Riquel)				Opponent Katsidzira, N (Nathaniel)

#	Games	Start				End
1	7	Tournament Western Cape Top Schools Championship 2024				Tournament Eden Chess Trials 2 2025
		date 2024-09-01	rnd 6	type Standard	result 1	date 2025-03-15	rnd 2	type Standard	result 1
		Opponent Matinywa, T (Thobani)				Opponent Sebyboe, T (Timothy)
2	7	Tournament Eden Trials 2+3 2023				Tournament Mossel Bay Top Schools 2023
		date 2023-05-13	rnd 6	type Standard	result 1	date 2023-07-29	rnd 3	type Standard	result 1
		Opponent Sampson, A (Allen)				Opponent Vanqa, A (Ahlomle)
3	6	Tournament Eden Chess Trials 2 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-03-15	rnd 4	type Standard	result 1	date 2025-04-26	rnd 1	type Standard	result 1
		Opponent Jacobs, R (Riquel)				Opponent Katsidzira, N (Nathaniel)

#	Games	Start				End
1	2	Tournament Western Cape - Brian Raubenheimer Development Tournament 2024				Tournament Western Cape - Brian Raubenheimer Development Tournament 2024
		date 2024-06-08	rnd 1	type Rapid	result 1	date 2024-06-08	rnd 2	type Rapid	result 1
		Opponent Harris, E (Emerique)				Opponent Groenewald, W (Willem)

No games found.

#	Games	Start				End

#	Games	Start				End
1	7	Tournament Western Cape Top Schools Championship 2024				Tournament Eden Chess Trials 2 2025
		date 2024-09-01	rnd 6	type Standard	result 1	date 2025-03-15	rnd 2	type Standard	result 1
		Opponent Matinywa, T (Thobani)				Opponent Sebyboe, T (Timothy)
2	7	Tournament Eden Trials 2+3 2023				Tournament Mossel Bay Top Schools 2023
		date 2023-05-13	rnd 6	type Standard	result 1	date 2023-07-29	rnd 3	type Standard	result 1
		Opponent Sampson, A (Allen)				Opponent Vanqa, A (Ahlomle)
3	6	Tournament Eden Chess Trials 2 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-03-15	rnd 4	type Standard	result 1	date 2025-04-26	rnd 1	type Standard	result 1
		Opponent Jacobs, R (Riquel)				Opponent Katsidzira, N (Nathaniel)

#	Games	Start				End
1	7	Tournament Western Cape Top Schools Championship 2024				Tournament Eden Chess Trials 2 2025
		date 2024-09-01	rnd 6	type Standard	result 1	date 2025-03-15	rnd 2	type Standard	result 1
		Opponent Matinywa, T (Thobani)				Opponent Sebyboe, T (Timothy)
2	7	Tournament Eden Trials 2+3 2023				Tournament Mossel Bay Top Schools 2023
		date 2023-05-13	rnd 6	type Standard	result 1	date 2023-07-29	rnd 3	type Standard	result 1
		Opponent Sampson, A (Allen)				Opponent Vanqa, A (Ahlomle)
3	6	Tournament Eden Chess Trials 2 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-03-15	rnd 4	type Standard	result 1	date 2025-04-26	rnd 1	type Standard	result 1
		Opponent Jacobs, R (Riquel)				Opponent Katsidzira, N (Nathaniel)

#	Games	Start				End
1	2	Tournament Western Cape - Brian Raubenheimer Development Tournament 2024				Tournament Western Cape - Brian Raubenheimer Development Tournament 2024
		date 2024-06-08	rnd 1	type Rapid	result 1	date 2024-06-08	rnd 2	type Rapid	result 1
		Opponent Harris, E (Emerique)				Opponent Groenewald, W (Willem)

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	Petersen ,G (Geano)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
1	Petersen ,G (Geano)	3	1204.4	1062.7	3	1203.2	1062.7	0	0	0	0	0	0
2	Claassen ,M (Mervin)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
2	Claassen ,M (Mervin)	3	1507.4	1649.1	3	1519.2	1649.1	0	0	0	0	0	0
3	Sebyboe ,T (Timothy)	3	3	425	3	3	425	0	0	0	0	0	0
3	Sebyboe ,T (Timothy)	3	1346	1771	3	1347.6	1771	0	0	0	0	0	0
4	Harris ,E (Emerique)	3	1	-141.7	2	0	-425	1	1	425	0	0	0
4	Harris ,E (Emerique)	3	1187.1	1045.4	2	1146.7	762.1	1	1181.6	1612.1	0	0	0
5	Jakobs ,J (Juan-Pierre)	2	2	425	2	2	425	0	0	0	0	0	0
5	Jakobs ,J (Juan-Pierre)	2	1245.1	1670.1	2	1242.9	1670.1	0	0	0	0	0	0
6	Daniels ,R (Richall)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
6	Daniels ,R (Richall)	2	1213	1425.5	2	1215.1	1425.5	0	0	0	0	0	0
7	Muller ,K (Kieran)	2	1	0	2	1	0	0	0	0	0	0	0
7	Muller ,K (Kieran)	2	1496.3	1496.3	2	1486.4	1496.3	0	0	0	0	0	0
8	Jacobs ,S (Shaquille)	2	0	-425	2	0	-425	0	0	0	0	0	0
8	Jacobs ,S (Shaquille)	2	1297.6	872.6	2	1301.1	872.6	0	0	0	0	0	0
9	Coetzee ,H (Hennie)	2	2	425	2	2	425	0	0	0	0	0	0
9	Coetzee ,H (Hennie)	2	1199.3	1624.3	2	1198.8	1624.3	0	0	0	0	0	0
10	Brown ,G (Gradwell)	2	1	0	2	1	0	0	0	0	0	0	0
10	Brown ,G (Gradwell)	2	1176.2	1176.2	2	1172	1176.2	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Michaels, J (Joshua)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms