Chess South Africa Ratings Database

PLAYER PAGE

Personal

Semwogerere, J (Joseph)

Chess SA id

1090301813

FIDE id

Date of birth

2009-04-07 (U18)

Gender

Male

Region

Buffalo City (EBC)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-10-18

Personal details last changed

1900-01-01

Junior GPX Games

30.8

Junior GPX Points

1300

Item	Main	Standard	Rapid	Blitz
Rating	1444.9	1474.6	1199.8	1200
Raw rating	1444.9	1474.6	1199.8	1200
Weighted rating	1333.9	1355.7	1199.8	1200
Weighted performance	1440.9	1460.4	0	0
Floor	944.9	974.6	700	700
K-factor	32	32	36	36
Min/Max rating change allowed	117	112.1	165.9	165.8
Highest rating	1444.9 2025-11-01	1474.6 2025-11-01	1200 2024-05-01	1200 2024-05-01
Highest raw rating	1444.9 2025-11-01	1474.6 2025-11-01	1200 2024-05-01	1200 2024-05-01
Highest weighted rating	1333.9 2025-11-01	1355.7 2025-11-01	1200 2024-05-01	1200 2024-05-01
Highest weighted performance	1440.9 2025-11-01	1460.4 2025-11-01	1200 2024-05-01	1200 2024-05-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1444.9	1474.6	1199.8	1200
Analysis
Rating	1444.9	1474.6	1199.8	1200
Raw rating	1444.9	1474.6	1199.8	1200
Weighted rating	1333.9	1355.7	1199.8
Weighted performance	1440.9	1460.4	0
K-factor	32	32	36	36
Floor	944.9	974.6	700	700
Max/Min rating change allowed	117	112.1	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	1444.9	1474.6	1199.8	1200
New weighted rating	1346	1368.9	1199.8	1200
New weighted performance	1432.1	1451.5	0	0
Temp new rating	1444.9	1474.6	1199.8	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1444.9	1474.6	1199.8	1200
New K-factor	32	32	36	36
New floor	944.9	974.6	700	700

Item	Main	Standard	Rapid
	0	0	0
	36	22	14
	16	16	0
	0	0	0
	0	0	0
	0	0	0
History	52	38	14

Games since
	Main 52	Standard 38		Rapid 14		Blitz 0
Gender	Male
Age group	U18
Region	Buffalo City (EBC)
Province	Eastern Cape (EC)
Main
	RSA		Province		Region
Overall	1737		205		73
Male	1450		176		61
U18	276		32		14
U18 Male	241		31		14
Standard
	RSA		Province		Region
Overall	1399		168		67
Male	1178		146		55
U18	220		28		15
U18 Male	194		26		14
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 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	36	22	61.11	94.4	1312.6	1407.1
Standard	22	15.5	70.45	173.9	1331.5	1505.3
Rapid	14	6.5	46.43	-30.4	1283	1252.6
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	52	34	65.38	130.8	1289.6	1420.4
Standard	38	27.5	72.37	190.1	1292.1	1482.2
Rapid	14	6.5	46.43	-30.4	1283	1252.6
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1444.9	1474.6	1199.8	1200
2025-09-30	1383.1	1412.2	1199.8	1200
2025-09-01	1383.1	1412.2	1199.8	1200
2025-08-01	1383.1	1412.2	1199.8	1200
2025-07-01	1383.1	1412.2	1199.8	1200
2025-06-01	1383.1	1412.2	1199.8	1200
2025-05-01	1348.1	1374.6	1199.8	1200
2025-04-01	1320.3	1346.7	1199.7	1200
2025-03-01	1312.7	1346	1198.3	1200
2025-02-01	1327.3	1346	1200	1200
2025-01-01	1327.3	1346	1200	1200
2024-12-01	1327.3	1346	1200	1200
2024-11-01	1264.6	1275.4	1200	1200
2024-10-01	1264.6	1275.4	1200	1200
2024-09-01	1264.6	1275.4	1200	1200
2024-08-01	1235.9	1241.6	1200	1200
2024-07-01	1235.9	1241.6	1200	1200
2024-09-01	1235.9	1241.6	1200	1200
2024-05-01	1235.9	1241.6	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	Paarl Boys' High School Chess Festival 2025 (C)	2025-10-17	2025-10-18	Standard	Cape Winelands (WCW)	6	6	6	Yes	Analysis
2	EC Open 2025 (U16-U20 Boys)	2025-05-02	2025-05-02	Standard	Buffalo City (EBC)	7	6	3	Yes	Analysis
3	2025 Buffalo City Chess Trials 2 (U18)	2025-04-12	2025-04-12	Standard	Buffalo City (EBC)	5	5	3.5	Yes	Analysis
4	Vikings Classical March 2025 (B)	2025-03-15	2025-03-15	Standard	Buffalo City (EBC)	5	5	3	Yes	Analysis
5	Rapid Feb 2nd Leg 2025 (U16-Adult)	2025-02-22	2025-02-22	Rapid	Buffalo City (EBC)	7	7	3.5	Yes	Analysis
6	Rapid Feb Leg 1 2025 (U18-Adult)	2025-02-15	2025-02-15	Rapid	Buffalo City (EBC)	7	7	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Paarl Boys' High School Chess Festival 2025 (C)	2025-10-17	2025-10-18	Standard	Cape Winelands (WCW)	6	6	6	Yes	Analysis
2	EC Open 2025 (U16-U20 Boys)	2025-05-02	2025-05-02	Standard	Buffalo City (EBC)	7	6	3	Yes	Analysis
3	2025 Buffalo City Chess Trials 2 (U18)	2025-04-12	2025-04-12	Standard	Buffalo City (EBC)	5	5	3.5	Yes	Analysis
4	Vikings Classical March 2025 (B)	2025-03-15	2025-03-15	Standard	Buffalo City (EBC)	5	5	3	Yes	Analysis
5	Rapid Feb 2nd Leg 2025 (U16-Adult)	2025-02-22	2025-02-22	Rapid	Buffalo City (EBC)	7	7	3.5	Yes	Analysis
6	Rapid Feb Leg 1 2025 (U18-Adult)	2025-02-15	2025-02-15	Rapid	Buffalo City (EBC)	7	7	3	Yes	Analysis
7	Paarl Boys' High Chess Festival 2024 (C)	2024-10-04	2024-10-05	Standard	Cape Winelands (WCW)	6	6	5.5	Yes	Analysis
8	5th BC Trials 2024 (U16A)	2024-08-24	2024-08-24	Standard	Buffalo City (EBC)	5	5	3.5	Yes	Analysis
9	2nd Buffalo City Chess Trials 2024 (U16A)	2024-04-06	2024-04-06	Standard	Buffalo City (EBC)	5	5	3	Yes	Analysis

#	Games	Start				End
1	12	Tournament 5th BC Trials 2024				Tournament Rapid Feb Leg 1 2025
		date 2024-08-24	rnd 2	type Standard	result 1	date 2025-02-15	rnd 2	type Rapid	result 0.5
		Opponent Njova, A (Awonga)				Opponent Mjiba, M (Musa)
2	7	Tournament EC Open 2025				Tournament Paarl Boys' High School Chess Festival 2025
		date 2025-05-02	rnd 7	type Standard	result 1	date 2025-10-18	rnd 6	type Standard	result 1
		Opponent Mpepo, L (Langalasembo)				Opponent Joseph, C (Chlo� Elizabeth)
3	4	Tournament 2025 Buffalo City Chess Trials 2				Tournament EC Open 2025
		date 2025-04-12	rnd 4	type Standard	result 1	date 2025-05-02	rnd 3	type Standard	result 1
		Opponent Mjiji, M (Milani)				Opponent Gcwabe, O (Othandwayo)

#	Games	Start				End
1	12	Tournament 5th BC Trials 2024				Tournament Vikings Classical March 2025
		date 2024-08-24	rnd 2	type Standard	result 1	date 2025-03-15	rnd 2	type Standard	result 1
		Opponent Njova, A (Awonga)				Opponent Boardman, D (Daniel)
2	4	Tournament 2025 Buffalo City Chess Trials 2				Tournament EC Open 2025
		date 2025-04-12	rnd 4	type Standard	result 1	date 2025-05-02	rnd 3	type Standard	result 1
		Opponent Mjiji, M (Milani)				Opponent Gcwabe, O (Othandwayo)
3	2	Tournament 2025 Buffalo City Chess Trials 2				Tournament 2025 Buffalo City Chess Trials 2
		date 2025-04-12	rnd 1	type Standard	result 1	date 2025-04-12	rnd 2	type Standard	result 1
		Opponent Davids, N (Nathan)				Opponent Zwane, L (Lihlumelo)

#	Games	Start				End
1	3	Tournament Rapid Feb 2nd Leg 2025				Tournament Rapid Feb 2nd Leg 2025
		date 2025-02-22	rnd 1	type Rapid	result 1	date 2025-02-22	rnd 3	type Rapid	result 0.5
		Opponent Katangana, V (Vivian)				Opponent Ndabambi, A (Awothando)
2	2	Tournament Rapid Feb Leg 1 2025				Tournament Rapid Feb Leg 1 2025
		date 2025-02-15	rnd 1	type Rapid	result 1	date 2025-02-15	rnd 2	type Rapid	result 0.5
		Opponent Nkebe, A (Aviwe)				Opponent Mjiba, M (Musa)
3	1	Tournament Rapid Feb 2nd Leg 2025				Tournament Rapid Feb 2nd Leg 2025
		date 2025-02-22	rnd 6	type Rapid	result 1	date 2025-02-22	rnd 6	type Rapid	result 1
		Opponent Gicilishe, H (Hlumelo)				Opponent Gicilishe, H (Hlumelo)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament Paarl Boys' High Chess Festival 2024				Tournament Rapid Feb Leg 1 2025
		date 2024-10-04	rnd 3	type Standard	result 1	date 2025-02-15	rnd 1	type Rapid	result 1
		Opponent De Waal, V (Vegas)				Opponent Nkebe, A (Aviwe)
2	3	Tournament 5th BC Trials 2024				Tournament 5th BC Trials 2024
		date 2024-08-24	rnd 2	type Standard	result 1	date 2024-08-24	rnd 4	type Standard	result 1
		Opponent Njova, A (Awonga)				Opponent Tshandu, P (Phawu)
3	2	Tournament EC Open 2025				Tournament EC Open 2025
		date 2025-05-02	rnd 2	type Standard	result 1	date 2025-05-02	rnd 3	type Standard	result 1
		Opponent Pearson, D (Dane)				Opponent Gcwabe, O (Othandwayo)

#	Games	Start				End
1	6	Tournament Paarl Boys' High Chess Festival 2024				Tournament Vikings Classical March 2025
		date 2024-10-04	rnd 3	type Standard	result 1	date 2025-03-15	rnd 2	type Standard	result 1
		Opponent De Waal, V (Vegas)				Opponent Boardman, D (Daniel)
2	3	Tournament 5th BC Trials 2024				Tournament 5th BC Trials 2024
		date 2024-08-24	rnd 2	type Standard	result 1	date 2024-08-24	rnd 4	type Standard	result 1
		Opponent Njova, A (Awonga)				Opponent Tshandu, P (Phawu)
3	2	Tournament EC Open 2025				Tournament EC Open 2025
		date 2025-05-02	rnd 2	type Standard	result 1	date 2025-05-02	rnd 3	type Standard	result 1
		Opponent Pearson, D (Dane)				Opponent Gcwabe, O (Othandwayo)

#	Games	Start				End
1	2	Tournament Rapid Feb 2nd Leg 2025				Tournament Rapid Feb 2nd Leg 2025
		date 2025-02-22	rnd 1	type Rapid	result 1	date 2025-02-22	rnd 2	type Rapid	result 1
		Opponent Katangana, V (Vivian)				Opponent Chinyamurindi, A (Anochengeta)
2	1	Tournament Rapid Feb 2nd Leg 2025				Tournament Rapid Feb 2nd Leg 2025
		date 2025-02-22	rnd 6	type Rapid	result 1	date 2025-02-22	rnd 6	type Rapid	result 1
		Opponent Gicilishe, H (Hlumelo)				Opponent Gicilishe, H (Hlumelo)
3	1	Tournament Rapid Feb Leg 1 2025				Tournament Rapid Feb Leg 1 2025
		date 2025-02-15	rnd 6	type Rapid	result 1	date 2025-02-15	rnd 6	type Rapid	result 1
		Opponent Ndebia, Y (Yanis)				Opponent Ndebia, Y (Yanis)

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	Fanteso ,I (Inothando)	2	2	425	2	2	425	0	0	0	0	0	0
1	Fanteso ,I (Inothando)	2	1204	1629	2	1209.6	1629	0	0	0	0	0	0
2	Mjiba ,M (Musa)	2	0.5	-212.5	1	0	-425	1	0.5	0	0	0	0
2	Mjiba ,M (Musa)	2	1676.8	1464.2	1	1704	1251.8	1	1200	1676.8	0	0	0
3	Brown ,C (Christopher)	2	0	-425	1	0	-425	1	0	-425	0	0	0
3	Brown ,C (Christopher)	2	1333.1	908.1	1	1297.8	908.1	1	1239.9	908.1	0	0	0
4	Tshandu ,P (Phawu)	1	1	425	1	1	425	0	0	0	0	0	0
4	Tshandu ,P (Phawu)	1	1273.4	1698.4	1	1277.8	1698.4	0	0	0	0	0	0
5	Visser ,B (Beandri)	1	1	425	1	1	425	0	0	0	0	0	0
5	Visser ,B (Beandri)	1	1190.6	1615.6	1	1162	1615.6	0	0	0	0	0	0
6	Gcwabe ,O (Othandwayo)	1	1	425	1	1	425	0	0	0	0	0	0
6	Gcwabe ,O (Othandwayo)	1	1520.4	1945.4	1	1537.2	1945.4	0	0	0	0	0	0
7	Njenjesi ,L (Lukhanyiso)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Njenjesi ,L (Lukhanyiso)	1	1489.1	1064.1	1	1496.2	1064.1	0	0	0	0	0	0
8	Boardman ,D (Daniel)	1	1	425	1	1	425	0	0	0	0	0	0
8	Boardman ,D (Daniel)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Zwane ,L (Lihlumelo)	1	1	425	1	1	425	0	0	0	0	0	0
9	Zwane ,L (Lihlumelo)	1	1125.1	1550.1	1	1117.1	1550.1	0	0	0	0	0	0
10	Slater ,J (James)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Slater ,J (James)	1	1359.1	934.1	1	1354.4	934.1	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Semwogerere, J (Joseph)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms