Chess South Africa Ratings Database

PLAYER PAGE

Personal

Chabalala, S (Sthembiso Austin)

Chess SA id

1000153413

FIDE id

Date of birth

2000-02-17 (Adult)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-21

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1268.3	1250.8	1252.6	1195.4
Raw rating	1268.3	1250.8	1252.6	1195.4
Weighted rating	1264.5	1242.8	1252.6	1195.1
Weighted performance	1191.2	0	0	0
Floor	780.5	761.6	752.6	700
K-factor	36	36	36	36
Min/Max rating change allowed	150.4	154.2	153.8	166.9
Highest rating	1297.9 2023-05-01	1422.7 2024-11-01	1384.5 2023-05-01	1246.7 2023-12-01
Highest raw rating	1280.5 2024-11-01	1261.6 2024-11-01	1252.6 2024-02-01	1200 2019-12-01
Highest weighted rating	1263.1 2025-09-30	1240.7 2025-09-30	1252.6 2025-04-01	1200 2018-10-01
Highest weighted performance	1297.9 2023-05-01	1422.7 2024-11-01	1384.5 2023-05-01	1246.7 2023-12-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1268.3	1250.8	1252.6	1195.4
Analysis
Rating	1268.3	1250.8	1252.6	1195.4
Raw rating	1268.3	1250.8	1252.6	1195.4
Weighted rating	1264.5	1242.8	1252.6
Weighted performance	1191.2	0	0
K-factor	36	36	36	36
Floor	780.5	761.6	752.6	700
Max/Min rating change allowed	150.4	154.2	153.8	166.9
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	1268.3	1250.8	1252.6	1195.4
New weighted rating	1265.8	1244.7	1252.6	1195.2
New weighted performance	1183.5	0	0	0
Temp new rating	1268.3	1250.8	1252.6	1195.4
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1268.3	1250.8	1252.6	1195.4
New K-factor	36	36	36	36
New floor	780.5	761.6	752.6	700

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	10	10	0	0
	4	4	0	0
	25	9	7	9
	0	0	0	0
	0	0	0	0
History	39	23	7	9

Games since
	Main 32	Standard 23		Rapid 0		Blitz 9
Gender	Male
Age group	Adult
Region	Tshwane (GTP)
Province	Gauteng (GT)
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	10	3	30	-170	1406.7	1236.7
Standard	10	3	30	-170	1406.7	1236.7
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	39	19	48.72	-10.9	1338.8	1327.9
Standard	23	10	43.48	-55.4	1338.6	1283.1
Rapid	7	5	71.43	182.1	1181.7	1363.8
Blitz	9	4	44.44	-47.2	1461.5	1414.3

Date	Main	Standard	Rapid	Blitz
2025-11-01	1268.3	1250.8	1252.6	1195.4
2025-09-30	1268.3	1250.8	1252.6	1195.4
2025-09-01	1274	1255.8	1252.6	1195.4
2025-08-01	1274	1255.8	1252.6	1195.4
2025-07-01	1274	1255.8	1252.6	1195.4
2025-06-01	1280.5	1261.6	1252.6	1195.4
2025-05-01	1280.5	1261.6	1252.6	1195.4
2025-04-01	1280.5	1261.6	1252.6	1195.4
2025-03-01	1280.5	1261.6	1252.6	1195.4
2025-02-01	1280.5	1261.6	1252.6	1195.4
2025-01-01	1280.5	1261.6	1252.6	1194.6
2024-12-01	1280.5	1261.6	1252.6	1194.6
2024-11-01	1280.5	1261.6	1252.6	1194.6
2024-10-01	1222.8	1189.2	1252.6	1194.6
2024-09-01	1222.8	1189.2	1252.6	1194.6
2024-08-01	1222.8	1189.2	1252.6	1194.6
2024-07-01	1222.8	1189.2	1252.6	1194.6
2024-09-01	1222.8	1189.2	1252.6	1194.6
2024-05-01	1222.8	1189.2	1252.6	1194.6
2024-04-01	1222.8	1189.2	1252.6	1194.6
2024-03-01	1222.8	1189.2	1252.6	1194.6
2024-02-01	1222.8	1189.2	1252.6	1194.6
2024-01-01	1222.8	1189.2	1252.6	1194.6
2023-12-01	1222.8	1189.2	1252.6	1194.6

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	Ekurhuleni Trial 4 2025 (B)	2025-09-21	2025-09-21	Standard	Ekurhuleni (GE)	5	5	1.5	Yes	Analysis
2	Ekurhuleni Trial 2 2025 (B)	2025-06-21	2025-06-21	Standard	Ekurhuleni (GE)	5	5	1.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Ekurhuleni Trial 4 2025 (B)	2025-09-21	2025-09-21	Standard	Ekurhuleni (GE)	5	5	1.5	Yes	Analysis
2	Ekurhuleni Trial 2 2025 (B)	2025-06-21	2025-06-21	Standard	Ekurhuleni (GE)	5	5	1.5	Yes	Analysis
3	CPH Boksburg Open 2024 (B)	2024-10-26	2024-10-26	Standard	Ekurhuleni (GE)	5	4	3	Yes	Analysis
4	2023 USSA Championships (Open)	2023-12-04	2023-12-08	Standard	Ethekwini (KED)	9	9	4	Yes	Analysis
5	2023 USSA Championships (Blitz)	2023-12-06	2023-12-06	Blitz	Ethekwini (KED)	9	9	4	Yes	Analysis
6	2023 2nd Gauteng Universities Chess Tournament (B)	2023-05-06	2023-05-06	Rapid	Tshwane (GTP)	7	7	5	Yes	Analysis

#	Games	Start				End
1	4	Tournament CPH Boksburg Open 2024				Tournament Ekurhuleni Trial 2 2025
		date 2024-10-26	rnd 3	type Standard	result 1	date 2025-06-21	rnd 1	type Standard	result 1
		Opponent John, L (Luca)				Opponent Kawa, M (Mahlatse)
2	3	Tournament 2023 2nd Gauteng Universities Chess Tournament				Tournament 2023 2nd Gauteng Universities Chess Tournament
		date 2023-05-06	rnd 1	type Rapid	result 1	date 2023-05-06	rnd 3	type Rapid	result 1
		Opponent Mkwayi, M (Mlungisi)				Opponent Muyambo, H (Hlayiseka Promise)
3	2	Tournament 2023 USSA Championships				Tournament 2023 USSA Championships
		date 2023-12-07	rnd 6	type Standard	result 1	date 2023-12-07	rnd 7	type Standard	result 1
		Opponent Sithole, B (Bongumusa Kevin)				Opponent Mavimbela, T (Themba)

#	Games	Start				End
1	4	Tournament CPH Boksburg Open 2024				Tournament Ekurhuleni Trial 2 2025
		date 2024-10-26	rnd 3	type Standard	result 1	date 2025-06-21	rnd 1	type Standard	result 1
		Opponent John, L (Luca)				Opponent Kawa, M (Mahlatse)
2	2	Tournament 2023 USSA Championships				Tournament 2023 USSA Championships
		date 2023-12-07	rnd 6	type Standard	result 1	date 2023-12-07	rnd 7	type Standard	result 1
		Opponent Sithole, B (Bongumusa Kevin)				Opponent Mavimbela, T (Themba)
3	2	Tournament 2023 USSA Championships				Tournament 2023 USSA Championships
		date 2023-12-04	rnd 2	type Standard	result 1	date 2023-12-05	rnd 3	type Standard	result 0.5
		Opponent Letsoalo, M (Mahlatse)				Opponent Ligaraba, K (Kesen Maano)

#	Games	Start				End
1	3	Tournament 2023 2nd Gauteng Universities Chess Tournament				Tournament 2023 2nd Gauteng Universities Chess Tournament
		date 2023-05-06	rnd 1	type Rapid	result 1	date 2023-05-06	rnd 3	type Rapid	result 1
		Opponent Mkwayi, M (Mlungisi)				Opponent Muyambo, H (Hlayiseka Promise)
2	2	Tournament 2023 2nd Gauteng Universities Chess Tournament				Tournament 2023 2nd Gauteng Universities Chess Tournament
		date 2023-05-06	rnd 6	type Rapid	result 1	date 2023-05-06	rnd 7	type Rapid	result 1
		Opponent Mamba, K (Khaya)				Opponent Nkogatse, P (Phafane)

#	Games	Start				End
1	2	Tournament 2023 USSA Championships				Tournament 2023 USSA Championships
		date 2023-12-06	rnd 5	type Blitz	result 1	date 2023-12-06	rnd 6	type Blitz	result 1
		Opponent Maphanga, S (Sfiso)				Opponent Hadebe, T (Thubelihle)
2	1	Tournament 2023 USSA Championships				Tournament 2023 USSA Championships
		date 2023-12-06	rnd 9	type Blitz	result 1	date 2023-12-06	rnd 9	type Blitz	result 1
		Opponent Tshalata, F (Fanele)				Opponent Tshalata, F (Fanele)
3	1	Tournament 2023 USSA Championships				Tournament 2023 USSA Championships
		date 2023-12-06	rnd 2	type Blitz	result 1	date 2023-12-06	rnd 2	type Blitz	result 1
		Opponent Mabotja, AC (Autane)				Opponent Mabotja, AC (Autane)

#	Games	Start				End
1	4	Tournament CPH Boksburg Open 2024				Tournament Ekurhuleni Trial 2 2025
		date 2024-10-26	rnd 3	type Standard	result 1	date 2025-06-21	rnd 1	type Standard	result 1
		Opponent John, L (Luca)				Opponent Kawa, M (Mahlatse)
2	3	Tournament 2023 2nd Gauteng Universities Chess Tournament				Tournament 2023 2nd Gauteng Universities Chess Tournament
		date 2023-05-06	rnd 1	type Rapid	result 1	date 2023-05-06	rnd 3	type Rapid	result 1
		Opponent Mkwayi, M (Mlungisi)				Opponent Muyambo, H (Hlayiseka Promise)
3	2	Tournament 2023 USSA Championships				Tournament 2023 USSA Championships
		date 2023-12-07	rnd 6	type Standard	result 1	date 2023-12-07	rnd 7	type Standard	result 1
		Opponent Sithole, B (Bongumusa Kevin)				Opponent Mavimbela, T (Themba)

#	Games	Start				End
1	4	Tournament CPH Boksburg Open 2024				Tournament Ekurhuleni Trial 2 2025
		date 2024-10-26	rnd 3	type Standard	result 1	date 2025-06-21	rnd 1	type Standard	result 1
		Opponent John, L (Luca)				Opponent Kawa, M (Mahlatse)
2	2	Tournament 2023 USSA Championships				Tournament 2023 USSA Championships
		date 2023-12-07	rnd 6	type Standard	result 1	date 2023-12-07	rnd 7	type Standard	result 1
		Opponent Sithole, B (Bongumusa Kevin)				Opponent Mavimbela, T (Themba)
3	1	Tournament 2023 USSA Championships				Tournament 2023 USSA Championships
		date 2023-12-04	rnd 2	type Standard	result 1	date 2023-12-04	rnd 2	type Standard	result 1
		Opponent Letsoalo, M (Mahlatse)				Opponent Letsoalo, M (Mahlatse)

#	Games	Start				End
1	3	Tournament 2023 2nd Gauteng Universities Chess Tournament				Tournament 2023 2nd Gauteng Universities Chess Tournament
		date 2023-05-06	rnd 1	type Rapid	result 1	date 2023-05-06	rnd 3	type Rapid	result 1
		Opponent Mkwayi, M (Mlungisi)				Opponent Muyambo, H (Hlayiseka Promise)
2	2	Tournament 2023 2nd Gauteng Universities Chess Tournament				Tournament 2023 2nd Gauteng Universities Chess Tournament
		date 2023-05-06	rnd 6	type Rapid	result 1	date 2023-05-06	rnd 7	type Rapid	result 1
		Opponent Mamba, K (Khaya)				Opponent Nkogatse, P (Phafane)

#	Games	Start				End
1	2	Tournament 2023 USSA Championships				Tournament 2023 USSA Championships
		date 2023-12-06	rnd 5	type Blitz	result 1	date 2023-12-06	rnd 6	type Blitz	result 1
		Opponent Maphanga, S (Sfiso)				Opponent Hadebe, T (Thubelihle)
2	1	Tournament 2023 USSA Championships				Tournament 2023 USSA Championships
		date 2023-12-06	rnd 9	type Blitz	result 1	date 2023-12-06	rnd 9	type Blitz	result 1
		Opponent Tshalata, F (Fanele)				Opponent Tshalata, F (Fanele)
3	1	Tournament 2023 USSA Championships				Tournament 2023 USSA Championships
		date 2023-12-06	rnd 2	type Blitz	result 1	date 2023-12-06	rnd 2	type Blitz	result 1
		Opponent Mabotja, AC (Autane)				Opponent Mabotja, AC (Autane)

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	Jacobs ,L (Lillith)	2	0	-425	2	0	-425	0	0	0	0	0	0
1	Jacobs ,L (Lillith)	2	1596.1	1171.1	2	1588.1	1171.1	0	0	0	0	0	0
2	Kawa ,M (Mahlatse)	2	2	425	2	2	425	0	0	0	0	0	0
2	Kawa ,M (Mahlatse)	2	1572.9	1997.9	2	1566.3	1997.9	0	0	0	0	0	0
3	Kale ,A (Akhona)	2	0	-425	2	0	-425	0	0	0	0	0	0
3	Kale ,A (Akhona)	2	1457.4	1032.4	2	1423.1	1032.4	0	0	0	0	0	0
4	Mosala ,B (Boitumelo)	2	0	-425	2	0	-425	0	0	0	0	0	0
4	Mosala ,B (Boitumelo)	2	1197.7	772.7	2	1197.2	772.7	0	0	0	0	0	0
5	Dawson-Otoo ,G (Germain)	2	1	0	2	1	0	0	0	0	0	0	0
5	Dawson-Otoo ,G (Germain)	2	1209.1	1209.1	2	1210.2	1209.1	0	0	0	0	0	0
6	Hondo ,Z (Zibusiso)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Hondo ,Z (Zibusiso)	1	1498.6	1073.6	1	1459.1	1073.6	0	0	0	0	0	0
7	Khumalo ,B (Bayanda)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Khumalo ,B (Bayanda)	1	1200	775	1	1200	775	0	0	0	0	0	0
8	Masango ,S (Simphiwe)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Masango ,S (Simphiwe)	1	1161.5	736.5	1	1145.2	736.5	0	0	0	0	0	0
9	Mashapa ,K (Kgotso)	1	1	425	1	1	425	0	0	0	0	0	0
9	Mashapa ,K (Kgotso)	1	1528.3	1953.3	1	1503.1	1953.3	0	0	0	0	0	0
10	Sithole ,B (Bongumusa Kevin)	1	1	425	1	1	425	0	0	0	0	0	0
10	Sithole ,B (Bongumusa Kevin)	1	1254.2	1679.2	1	1250.3	1679.2	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Chabalala, S (Sthembiso Austin)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms