Chess South Africa Ratings Database

PLAYER PAGE

Personal

Stathoulis, C (Constantinos John)

Chess SA id

1100157306

FIDE id

Date of birth

2010-02-01 (U16)

Gender

Male

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-06-09

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1201.5	1172.2	1213.9	1200
Raw rating	1201.5	1172.2	1213.9	1200
Weighted rating	1179.5	1171.9	1193.6	1200
Weighted performance	0	0	0	0
Floor	701.5	700	713.9	700
K-factor	36	36	36	36
Min/Max rating change allowed	165.5	172.5	162.6	165.8
Highest rating	1272.9 2024-06-01	1200 2018-10-01	1440.5 2024-06-01	1200 2018-10-01
Highest raw rating	1201.5 2025-09-01	1200 2019-12-01	1213.9 2025-09-01	1200 2024-02-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1272.9 2024-06-01	1200 2019-12-01	1440.5 2024-06-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1201.5	1172.2	1213.9	1200
Analysis
Rating	1201.5	1172.2	1213.9	1200
Raw rating	1201.5	1172.2	1213.9	1200
Weighted rating	1179.5	1171.9	1193.6
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	701.5	700	713.9	700
Max/Min rating change allowed	165.5	172.5	162.6	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	1201.5	1172.2	1213.9	1200
New weighted rating	1181.4	1172	1195.2	1200
New weighted performance	0	0	0	0
Temp new rating	1201.5	1172.2	1213.9	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1201.5	1172.2	1213.9	1200
New K-factor	36	36	36	36
New floor	701.5	700	713.9	700

Item	Main	Standard	Rapid
	0	0	0
	5	0	5
	7	0	7
	5	5	0
	0	0	0
	0	0	0
History	17	5	12

Games since
	Main 12	Standard 0		Rapid 12		Blitz 0
Gender	Male
Age group	U16
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
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	5	3	60	85	1262.2	1347.2
Standard	0	0	0	0	0	0
Rapid	5	3	60	85	1262.2	1347.2
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	17	8	47.06	-25	1210	1185
Standard	5	2	40	-85	1163.3	1078.3
Rapid	12	6	50	0	1229.4	1229.4
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1201.5	1172.2	1213.9	1200
2025-09-01	1201.5	1172.2	1213.9	1200
2025-08-01	1175.9	1172.2	1191.2	1200
2025-07-01	1175.9	1172.2	1191.2	1200
2025-06-01	1175.9	1172.2	1191.2	1200
2025-05-01	1175.9	1172.2	1191.2	1200
2025-04-01	1175.9	1172.2	1191.2	1200
2025-03-01	1175.9	1172.2	1191.2	1200
2025-02-01	1175.9	1172.2	1190.9	1200
2025-01-01	1173.7	1171.6	1183.4	1200
2024-12-01	1173.7	1171.6	1183.4	1200
2024-11-01	1173.7	1171.6	1183.4	1200
2024-10-01	1173.7	1171.6	1183.4	1200
2024-09-01	1173.7	1171.6	1183.4	1200
2024-08-01	1173.7	1171.6	1183.4	1200
2024-07-01	1173.7	1171.6	1183.4	1200
2024-06-01	1177.6	1171.6	1200	1200
2024-08-01	1177.6	1171.6	1200	1200
2024-04-01	1177.6	1171.6	1200	1200
2024-03-01	1177.6	1171.6	1200	1200
2024-02-01	1177.6	1171.6	1200	1200
2024-01-01	1177.6	1171.6	1200	1200
2023-12-01	1177.6	1171.6	1200	1200
2023-11-01	1177.6	1171.6	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	JCC - SAHETI Chess League 2025	2025-05-12	2025-06-09	Rapid	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	JCC - SAHETI Chess League 2025	2025-05-12	2025-06-09	Rapid	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
2	JCC SAHETI High Schools League Round Robin 2024	2024-05-20	2024-06-10	Rapid	Johannesburg Metro (GJM)	7	1	1	Yes	Analysis
3	JCC SAHETI High Schools League Round Robin 2024	2024-05-20	2024-06-10	Rapid	Johannesburg Metro (GJM)	7	6	2	Yes	Analysis
4	GoForChess Junior Chess Championship 2023 (Senior)	2023-06-10	2023-06-10	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis

#	Games	Start				End
1	5	Tournament JCC SAHETI High Schools League Round Robin 2024				Tournament JCC - SAHETI Chess League 2025
		date 2024-06-03	rnd 4	type Rapid	result 1	date 2025-05-19	rnd 2	type Rapid	result 1
		Opponent Mochela, K (Khumo)				Opponent Zhou, K (Kevin)
2	2	Tournament GoForChess Junior Chess Championship 2023				Tournament GoForChess Junior Chess Championship 2023
		date 2023-06-10	rnd 4	type Standard	result 1	date 2023-06-10	rnd 5	type Standard	result 1
		Opponent Moeketsi, M (Mafoko)				Opponent Zhang, W (Wenbo)
3	1	Tournament JCC - SAHETI Chess League 2025				Tournament JCC - SAHETI Chess League 2025
		date 2025-06-02	rnd 4	type Rapid	result 1	date 2025-06-02	rnd 4	type Rapid	result 1
		Opponent Martinus, F (Firdaus)				Opponent Martinus, F (Firdaus)

#	Games	Start				End
1	2	Tournament GoForChess Junior Chess Championship 2023				Tournament GoForChess Junior Chess Championship 2023
		date 2023-06-10	rnd 4	type Standard	result 1	date 2023-06-10	rnd 5	type Standard	result 1
		Opponent Moeketsi, M (Mafoko)				Opponent Zhang, W (Wenbo)

#	Games	Start				End
1	5	Tournament JCC SAHETI High Schools League Round Robin 2024				Tournament JCC - SAHETI Chess League 2025
		date 2024-06-03	rnd 4	type Rapid	result 1	date 2025-05-19	rnd 2	type Rapid	result 1
		Opponent Mochela, K (Khumo)				Opponent Zhou, K (Kevin)
2	1	Tournament JCC - SAHETI Chess League 2025				Tournament JCC - SAHETI Chess League 2025
		date 2025-06-02	rnd 4	type Rapid	result 1	date 2025-06-02	rnd 4	type Rapid	result 1
		Opponent Martinus, F (Firdaus)				Opponent Martinus, F (Firdaus)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament JCC SAHETI High Schools League Round Robin 2024				Tournament JCC - SAHETI Chess League 2025
		date 2024-06-03	rnd 4	type Rapid	result 1	date 2025-05-19	rnd 2	type Rapid	result 1
		Opponent Mochela, K (Khumo)				Opponent Zhou, K (Kevin)
2	2	Tournament GoForChess Junior Chess Championship 2023				Tournament GoForChess Junior Chess Championship 2023
		date 2023-06-10	rnd 4	type Standard	result 1	date 2023-06-10	rnd 5	type Standard	result 1
		Opponent Moeketsi, M (Mafoko)				Opponent Zhang, W (Wenbo)
3	1	Tournament JCC - SAHETI Chess League 2025				Tournament JCC - SAHETI Chess League 2025
		date 2025-06-02	rnd 4	type Rapid	result 1	date 2025-06-02	rnd 4	type Rapid	result 1
		Opponent Martinus, F (Firdaus)				Opponent Martinus, F (Firdaus)

#	Games	Start				End
1	2	Tournament GoForChess Junior Chess Championship 2023				Tournament GoForChess Junior Chess Championship 2023
		date 2023-06-10	rnd 4	type Standard	result 1	date 2023-06-10	rnd 5	type Standard	result 1
		Opponent Moeketsi, M (Mafoko)				Opponent Zhang, W (Wenbo)

#	Games	Start				End
1	5	Tournament JCC SAHETI High Schools League Round Robin 2024				Tournament JCC - SAHETI Chess League 2025
		date 2024-06-03	rnd 4	type Rapid	result 1	date 2025-05-19	rnd 2	type Rapid	result 1
		Opponent Mochela, K (Khumo)				Opponent Zhou, K (Kevin)
2	1	Tournament JCC - SAHETI Chess League 2025				Tournament JCC - SAHETI Chess League 2025
		date 2025-06-02	rnd 4	type Rapid	result 1	date 2025-06-02	rnd 4	type Rapid	result 1
		Opponent Martinus, F (Firdaus)				Opponent Martinus, F (Firdaus)

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	Zhang ,W (Wenbo)	1	1	425	1	1	425	0	0	0	0	0	0
1	Zhang ,W (Wenbo)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
2	Rampursat ,K (Kiyaan)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Rampursat ,K (Kiyaan)	1	1200	775	1	1200	775	0	0	0	0	0	0
3	Van Rheede Van Oudtshoorn ,J (Joshua)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Van Rheede Van Oudtshoorn ,J (Joshua)	1	1129.3	704.3	1	1113.6	704.3	0	0	0	0	0	0
4	Moeketsi ,M (Mafoko)	1	1	425	1	1	425	0	0	0	0	0	0
4	Moeketsi ,M (Mafoko)	1	1119.4	1544.4	1	1109.6	1544.4	0	0	0	0	0	0
5	Munsamy ,K (Kohen)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Munsamy ,K (Kohen)	1	1167.7	742.7	1	1160.4	742.7	0	0	0	0	0	0
6	Monastursky ,D (Daniel)	1	0	-425	0	0	0	1	0	-425	0	0	0
6	Monastursky ,D (Daniel)	1	1287.3	862.3	0	0	0	1	1210.8	862.3	0	0	0
7	Zhou ,K (Kevin)	1	1	425	0	0	0	1	1	425	0	0	0
7	Zhou ,K (Kevin)	1	1216.4	1641.4	0	0	0	1	1238.5	1641.4	0	0	0
8	Henning ,S (Si�n)	1	1	425	0	0	0	1	1	425	0	0	0
8	Henning ,S (Si�n)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
9	Froom ,D (David)	1	0	-425	0	0	0	1	0	-425	0	0	0
9	Froom ,D (David)	1	1410.6	985.6	0	0	0	1	1254.8	985.6	0	0	0
10	Kantor ,R (Raphael)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Kantor ,R (Raphael)	1	1256.5	831.5	0	0	0	1	1200	831.5	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Stathoulis, C (Constantinos John)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms