Chess South Africa Ratings Database

PLAYER PAGE

Personal

Boamah, J (Jack)

Chess SA id

1140315497

FIDE id

Date of birth

2014-12-01 (U12)

Gender

Male

Region

Eden (WEG)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-16

Personal details last changed

1900-01-01

Junior GPX Games

30.7

Junior GPX Points

1316.8

Item	Main	Standard	Rapid	Blitz
Rating	1349.1	1373.4	1199.8	1200
Raw rating	1349.1	1373.4	1199.8	1200
Weighted rating	1263.1	1274.2	1199.8	1200
Weighted performance	1323.9	1333.5	0	0
Floor	849.1	873.4	699.9	700
K-factor	36	36	40	36
Min/Max rating change allowed	134.1	129.5	165.9	165.8
Highest rating	1353.3 2025-09-01	1373.4 2025-09-01	1199.9 2025-02-16	1200 2025-03-01
Highest raw rating	1349.1 2025-09-01	1373.4 2025-09-01	1199.9 2025-02-16	1200 2025-03-01
Highest weighted rating	1243.8 2025-09-01	1251.8 2025-09-01	1199.9 2025-02-16	1200 2025-03-01
Highest weighted performance	1353.3 2025-09-01	1363.1 2025-09-01	0 1900-01-01	0 1900-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1349.1	1373.4	1199.8	1200
Analysis
Rating	1349.1	1373.4	1199.8	1200
Raw rating	1349.1	1373.4	1199.8	1200
Weighted rating	1263.1	1274.2	1199.8
Weighted performance	1323.9	1333.5	0
K-factor	36	36	40	36
Floor	849.1	873.4	699.9	700
Max/Min rating change allowed	134.1	129.5	165.9	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	1349.1	1373.4	1199.8	1200
New weighted rating	1272.1	1284.6	1199.8	1200
New weighted performance	1315.7	1325.3	0	0
Temp new rating	1349.1	1373.4	1199.8	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1349.1	1373.4	1199.8	1200
New K-factor	36	36	40	36
New floor	849.1	873.4	699.9	700

Item	Main	Standard	Rapid
	0	0	0
	34	29	5
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	34	29	5

Games since
	Main 34	Standard 29		Rapid 5		Blitz 0
Gender	Male
Age group	U12
Region	Eden (WEG)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 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	34	19	55.88	50	1302.8	1352.8
Standard	29	17	58.62	73.3	1304.8	1378.1
Rapid	5	2	40	-85	1291.3	1206.3
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	34	19	55.88	50	1302.8	1352.8
Standard	29	17	58.62	73.3	1304.8	1378.1
Rapid	5	2	40	-85	1291.3	1206.3
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1349.1	1373.4	1199.8	1200
2025-09-30	1349.1	1373.4	1199.8	1200
2025-09-01	1349.1	1373.4	1199.8	1200
2025-08-01	1297.9	1316.5	1199.8	1200
2025-07-01	1297.9	1316.5	1199.8	1200
2025-06-01	1297.9	1316.5	1199.8	1200
2025-05-01	1297.9	1316.5	1199.8	1200
2025-04-01	1241.5	1249.2	1199.7	1200
2025-03-01	1219.7	1223.8	1198.3	1200
2025-02-01	1200	1200	1200	1200
2025-01-01	1200	1200	1200	1200
2024-12-01	1200	1200	1200	1200
2024-11-01	1200	1200	1200	1200
2024-10-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-05-01	1200	1200	1200	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	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	Eden Top Schools 2025 (U13)	2025-08-16	2025-08-16	Standard	Eden (WEG)	5	5	4	Yes	Analysis
2	Eden Chess Trials 2 2025 (U12)	2025-03-15	2025-04-12	Standard	Eden (WEG)	10	9	5	Yes	Analysis
3	Eden Schools Chess Trials 1 2025 (U11 Boys)	2025-03-08	2025-03-08	Standard	Eden (WEG)	5	5	2	Yes	Analysis
4	Oudussa Trials 2025 (U11 Boys)	2025-03-01	2025-03-01	Standard	Eden (WEG)	5	5	3	Yes	Analysis
5	Loerie Skaaktoernooi 2025	2025-02-22	2025-02-22	Rapid	Eden (WEG)	5	5	2	Yes	Analysis
6	Oudussa Trials 2 2025 (U11 Boys)	2025-02-01	2025-02-01	Standard	Eden (WEG)	5	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Eden Top Schools 2025 (U13)	2025-08-16	2025-08-16	Standard	Eden (WEG)	5	5	4	Yes	Analysis
2	Eden Chess Trials 2 2025 (U12)	2025-03-15	2025-04-12	Standard	Eden (WEG)	10	9	5	Yes	Analysis
3	Eden Schools Chess Trials 1 2025 (U11 Boys)	2025-03-08	2025-03-08	Standard	Eden (WEG)	5	5	2	Yes	Analysis
4	Oudussa Trials 2025 (U11 Boys)	2025-03-01	2025-03-01	Standard	Eden (WEG)	5	5	3	Yes	Analysis
5	Loerie Skaaktoernooi 2025	2025-02-22	2025-02-22	Rapid	Eden (WEG)	5	5	2	Yes	Analysis
6	Oudussa Trials 2 2025 (U11 Boys)	2025-02-01	2025-02-01	Standard	Eden (WEG)	5	5	3	Yes	Analysis

#	Games	Start				End
1	6	Tournament Eden Chess Trials 2 2025				Tournament Eden Chess Trials 2 2025
		date 2025-03-15	rnd 2	type Standard	result 1	date 2025-04-12	rnd 7	type Standard	result 0.5
		Opponent Saayman, A (Aljurique)				Opponent Pfaff, J (Joel)
2	3	Tournament Eden Top Schools 2025				Tournament Eden Top Schools 2025
		date 2025-08-16	rnd 1	type Standard	result 1	date 2025-08-16	rnd 3	type Standard	result 1
		Opponent Steenberg, G (G-Lario)				Opponent Matanase, A (Akohlulwa)
3	2	Tournament Oudussa Trials 2025				Tournament Oudussa Trials 2025
		date 2025-03-01	rnd 2	type Standard	result 1	date 2025-03-01	rnd 3	type Standard	result 1
		Opponent Dimaza, L (Lulo)				Opponent Charles, K (King)

#	Games	Start				End
1	6	Tournament Eden Chess Trials 2 2025				Tournament Eden Chess Trials 2 2025
		date 2025-03-15	rnd 2	type Standard	result 1	date 2025-04-12	rnd 7	type Standard	result 0.5
		Opponent Saayman, A (Aljurique)				Opponent Pfaff, J (Joel)
2	3	Tournament Eden Top Schools 2025				Tournament Eden Top Schools 2025
		date 2025-08-16	rnd 1	type Standard	result 1	date 2025-08-16	rnd 3	type Standard	result 1
		Opponent Steenberg, G (G-Lario)				Opponent Matanase, A (Akohlulwa)
3	2	Tournament Oudussa Trials 2025				Tournament Oudussa Trials 2025
		date 2025-03-01	rnd 2	type Standard	result 1	date 2025-03-01	rnd 3	type Standard	result 1
		Opponent Dimaza, L (Lulo)				Opponent Charles, K (King)

#	Games	Start				End
1	1	Tournament Loerie Skaaktoernooi 2025				Tournament Loerie Skaaktoernooi 2025
		date 2025-02-22	rnd 5	type Rapid	result 1	date 2025-02-22	rnd 5	type Rapid	result 1
		Opponent Manzini, C (Chloe)				Opponent Manzini, C (Chloe)
2	1	Tournament Loerie Skaaktoernooi 2025				Tournament Loerie Skaaktoernooi 2025
		date 2025-02-22	rnd 3	type Rapid	result 1	date 2025-02-22	rnd 3	type Rapid	result 1
		Opponent Schuch, H (Haily)				Opponent Schuch, H (Haily)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Eden Top Schools 2025				Tournament Eden Top Schools 2025
		date 2025-08-16	rnd 1	type Standard	result 1	date 2025-08-16	rnd 3	type Standard	result 1
		Opponent Steenberg, G (G-Lario)				Opponent Matanase, A (Akohlulwa)
2	3	Tournament Eden Chess Trials 2 2025				Tournament Eden Chess Trials 2 2025
		date 2025-03-15	rnd 4	type Standard	result 1	date 2025-04-12	rnd 6	type Standard	result 1
		Opponent Jackals, E (Eathan)				Opponent Cameron, N (Noah)
3	2	Tournament Oudussa Trials 2025				Tournament Oudussa Trials 2025
		date 2025-03-01	rnd 2	type Standard	result 1	date 2025-03-01	rnd 3	type Standard	result 1
		Opponent Dimaza, L (Lulo)				Opponent Charles, K (King)

#	Games	Start				End
1	3	Tournament Eden Top Schools 2025				Tournament Eden Top Schools 2025
		date 2025-08-16	rnd 1	type Standard	result 1	date 2025-08-16	rnd 3	type Standard	result 1
		Opponent Steenberg, G (G-Lario)				Opponent Matanase, A (Akohlulwa)
2	3	Tournament Eden Chess Trials 2 2025				Tournament Eden Chess Trials 2 2025
		date 2025-03-15	rnd 4	type Standard	result 1	date 2025-04-12	rnd 6	type Standard	result 1
		Opponent Jackals, E (Eathan)				Opponent Cameron, N (Noah)
3	2	Tournament Oudussa Trials 2025				Tournament Oudussa Trials 2025
		date 2025-03-01	rnd 2	type Standard	result 1	date 2025-03-01	rnd 3	type Standard	result 1
		Opponent Dimaza, L (Lulo)				Opponent Charles, K (King)

#	Games	Start				End
1	1	Tournament Loerie Skaaktoernooi 2025				Tournament Loerie Skaaktoernooi 2025
		date 2025-02-22	rnd 5	type Rapid	result 1	date 2025-02-22	rnd 5	type Rapid	result 1
		Opponent Manzini, C (Chloe)				Opponent Manzini, C (Chloe)
2	1	Tournament Loerie Skaaktoernooi 2025				Tournament Loerie Skaaktoernooi 2025
		date 2025-02-22	rnd 3	type Rapid	result 1	date 2025-02-22	rnd 3	type Rapid	result 1
		Opponent Schuch, H (Haily)				Opponent Schuch, H (Haily)

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	Plaatjies ,A (Ayren)	2	1	0	2	1	0	0	0	0	0	0	0
1	Plaatjies ,A (Ayren)	2	1318.9	1318.9	2	1349.8	1318.9	0	0	0	0	0	0
2	Dimaza ,L (Lulo)	2	2	425	2	2	425	0	0	0	0	0	0
2	Dimaza ,L (Lulo)	2	1219.3	1644.3	2	1202.3	1644.3	0	0	0	0	0	0
3	Spies ,F (Fanie)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Spies ,F (Fanie)	1	1597.8	1172.8	1	1603.9	1172.8	0	0	0	0	0	0
4	Matanase ,A (Akohlulwa)	1	1	425	1	1	425	0	0	0	0	0	0
4	Matanase ,A (Akohlulwa)	1	1241.6	1666.6	1	1248.8	1666.6	0	0	0	0	0	0
5	Gelant ,L (Lukandrick)	1	1	425	1	1	425	0	0	0	0	0	0
5	Gelant ,L (Lukandrick)	1	982.5	1407.5	1	960.4	1407.5	0	0	0	0	0	0
6	Stalmeester ,E (Emerson)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Stalmeester ,E (Emerson)	1	1305.3	880.3	1	1316.7	880.3	0	0	0	0	0	0
7	Ahrense ,C (Cullen)	1	1	425	1	1	425	0	0	0	0	0	0
7	Ahrense ,C (Cullen)	1	1643.2	2068.2	1	1639.2	2068.2	0	0	0	0	0	0
8	Verster ,J (Juan Marais)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Verster ,J (Juan Marais)	1	1473.6	1048.6	1	1448.8	1048.6	0	0	0	0	0	0
9	Cameron ,N (Noah)	1	1	425	1	1	425	0	0	0	0	0	0
9	Cameron ,N (Noah)	1	1232	1657	1	1239	1657	0	0	0	0	0	0
10	Steenberg ,H (Hendre)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Steenberg ,H (Hendre)	1	1451.3	1026.3	1	1440.4	1026.3	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

Boamah, J (Jack)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms