Chess South Africa Ratings Database

PLAYER PAGE

Personal

Demosthenous, A (Alexi)

Chess SA id

1130140134

FIDE id

Date of birth

2013-01-10 (U14)

Gender

Male

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-08-18

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1230.8	1234.5	1200	1200
Raw rating	1230.8	1234.5	1200	1200
Weighted rating	1230.8	1234.5	1200	1200
Weighted performance	0	0	0	0
Floor	735.3	740.6	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	158.7	157.9	165.8	165.8
Highest rating	1271 2023-07-01	1266.2 2023-07-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1235.3 2023-08-01	1240.6 2023-08-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1235.3 2025-06-01	1240.6 2025-06-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1271 2023-07-01	1266.2 2023-07-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1230.8	1234.5	1200	1200
Analysis
Rating	1230.8	1234.5	1200	1200
Raw rating	1230.8	1234.5	1200	1200
Weighted rating	1230.8	1234.5	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	735.3	740.6	700	700
Max/Min rating change allowed	158.7	157.9	165.8	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	1230.8	1234.5	1200	1200
New weighted rating	1230.8	1234.5	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1230.8	1234.5	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1230.8	1234.5	1200	1200
New K-factor	36	36	36	36
New floor	735.3	740.6	700	700

Item	Main	Standard
	0	0
	0	0
	0	0
	10	10
	5	5
	0	0
History	15	15

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U14
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 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	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
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	15	8	53.33	28.3	1240.9	1269.3
Standard	15	8	53.33	28.3	1240.9	1269.3
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1230.8	1234.5	1200	1200
2025-09-01	1230.8	1234.5	1200	1200
2025-08-01	1230.8	1234.5	1200	1200
2025-07-01	1230.8	1234.5	1200	1200
2025-06-01	1230.8	1234.5	1200	1200
2025-05-01	1230.8	1234.5	1200	1200
2025-04-01	1230.8	1234.5	1200	1200
2025-03-01	1230.8	1234.5	1200	1200
2025-02-01	1230.8	1234.5	1200	1200
2025-01-01	1230.8	1234.5	1200	1200
2024-12-01	1230.8	1234.5	1200	1200
2024-11-01	1230.8	1234.5	1200	1200
2024-10-01	1230.8	1234.5	1200	1200
2024-09-01	1230.8	1234.5	1200	1200
2024-08-01	1230.8	1234.5	1200	1200
2024-07-01	1230.8	1234.5	1200	1200
2024-06-01	1230.8	1234.5	1200	1200
2024-08-01	1230.8	1234.5	1200	1200
2024-04-01	1230.8	1234.5	1200	1200
2024-03-01	1230.8	1234.5	1200	1200
2024-02-01	1230.8	1234.5	1200	1200
2024-01-01	1230.8	1234.5	1200	1200
2023-12-01	1230.8	1234.5	1200	1200
2023-11-01	1230.8	1234.5	1200	1200

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2023 Gauteng Top Schools (U11 Mixed)	2023-08-18	2023-08-18	Standard	West Rand (GWR)	5	5	2.5	Yes	Analysis
2	2023 Ekurhuleni North District Schools Finals (U11)	2023-07-29	2023-07-29	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
3	Ekurhuleni Trials 1 2022 (U10)	2022-04-23	2022-04-23	Standard	Ekurhuleni (GE)	5	5	2.5	Yes	Analysis

#	Games	Start				End
1	4	Tournament 2023 Ekurhuleni North District Schools Finals				Tournament 2023 Gauteng Top Schools
		date 2023-07-29	rnd 3	type Standard	result 1	date 2023-08-18	rnd 1	type Standard	result 1
		Opponent Nsimeketelo, N (Nkuna)				Opponent Tshibamba, J (Jael)
2	3	Tournament Ekurhuleni Trials 1 2022				Tournament 2023 Ekurhuleni North District Schools Finals
		date 2022-04-23	rnd 4	type Standard	result 1	date 2023-07-29	rnd 1	type Standard	result 1
		Opponent Kriel, V (Vene)				Opponent Myburgh, L (Liam)
3	2	Tournament 2023 Gauteng Top Schools				Tournament 2023 Gauteng Top Schools
		date 2023-08-18	rnd 4	type Standard	result 1	date 2023-08-18	rnd 5	type Standard	result 0.5
		Opponent Phetlhe, M (Masego)				Opponent Botha, C (Christiaan)

#	Games	Start				End
1	4	Tournament 2023 Ekurhuleni North District Schools Finals				Tournament 2023 Gauteng Top Schools
		date 2023-07-29	rnd 3	type Standard	result 1	date 2023-08-18	rnd 1	type Standard	result 1
		Opponent Nsimeketelo, N (Nkuna)				Opponent Tshibamba, J (Jael)
2	3	Tournament Ekurhuleni Trials 1 2022				Tournament 2023 Ekurhuleni North District Schools Finals
		date 2022-04-23	rnd 4	type Standard	result 1	date 2023-07-29	rnd 1	type Standard	result 1
		Opponent Kriel, V (Vene)				Opponent Myburgh, L (Liam)
3	2	Tournament 2023 Gauteng Top Schools				Tournament 2023 Gauteng Top Schools
		date 2023-08-18	rnd 4	type Standard	result 1	date 2023-08-18	rnd 5	type Standard	result 0.5
		Opponent Phetlhe, M (Masego)				Opponent Botha, C (Christiaan)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament 2023 Gauteng Top Schools				Tournament 2023 Gauteng Top Schools
		date 2023-08-18	rnd 4	type Standard	result 1	date 2023-08-18	rnd 4	type Standard	result 1
		Opponent Phetlhe, M (Masego)				Opponent Phetlhe, M (Masego)
2	1	Tournament 2023 Gauteng Top Schools				Tournament 2023 Gauteng Top Schools
		date 2023-08-18	rnd 1	type Standard	result 1	date 2023-08-18	rnd 1	type Standard	result 1
		Opponent Tshibamba, J (Jael)				Opponent Tshibamba, J (Jael)
3	1	Tournament 2023 Ekurhuleni North District Schools Finals				Tournament 2023 Ekurhuleni North District Schools Finals
		date 2023-07-29	rnd 3	type Standard	result 1	date 2023-07-29	rnd 3	type Standard	result 1
		Opponent Nsimeketelo, N (Nkuna)				Opponent Nsimeketelo, N (Nkuna)

#	Games	Start				End
1	1	Tournament 2023 Gauteng Top Schools				Tournament 2023 Gauteng Top Schools
		date 2023-08-18	rnd 4	type Standard	result 1	date 2023-08-18	rnd 4	type Standard	result 1
		Opponent Phetlhe, M (Masego)				Opponent Phetlhe, M (Masego)
2	1	Tournament 2023 Gauteng Top Schools				Tournament 2023 Gauteng Top Schools
		date 2023-08-18	rnd 1	type Standard	result 1	date 2023-08-18	rnd 1	type Standard	result 1
		Opponent Tshibamba, J (Jael)				Opponent Tshibamba, J (Jael)
3	1	Tournament 2023 Ekurhuleni North District Schools Finals				Tournament 2023 Ekurhuleni North District Schools Finals
		date 2023-07-29	rnd 3	type Standard	result 1	date 2023-07-29	rnd 3	type Standard	result 1
		Opponent Nsimeketelo, N (Nkuna)				Opponent Nsimeketelo, N (Nkuna)

No games found.

#	Games	Start				End

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	Thipe ,L (Lerou)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
1	Thipe ,L (Lerou)	2	1227.8	1440.3	2	1211.6	1440.3	0	0	0	0	0	0
2	Tshibamba ,J (Jael)	1	1	425	1	1	425	0	0	0	0	0	0
2	Tshibamba ,J (Jael)	1	1163.6	1588.6	1	1190.8	1588.6	0	0	0	0	0	0
3	Ottermann ,E (Erik)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Ottermann ,E (Erik)	1	1287	862	1	1284.2	862	0	0	0	0	0	0
4	Buitendag ,D (Darius)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
4	Buitendag ,D (Darius)	1	1442.1	1442.1	1	1440.4	1442.1	0	0	0	0	0	0
5	Kriel ,V (Vene)	1	1	425	1	1	425	0	0	0	0	0	0
5	Kriel ,V (Vene)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Myburgh ,L (Liam)	1	1	425	1	1	425	0	0	0	0	0	0
6	Myburgh ,L (Liam)	1	1292	1717	1	1289.7	1717	0	0	0	0	0	0
7	Nsimeketelo ,N (Nkuna)	1	1	425	1	1	425	0	0	0	0	0	0
7	Nsimeketelo ,N (Nkuna)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
8	Sookdahoo ,A (Arush)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Sookdahoo ,A (Arush)	1	1166.5	741.5	1	1159.6	741.5	0	0	0	0	0	0
9	Pillay ,J (Joshua)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
9	Pillay ,J (Joshua)	1	1398.5	1398.5	1	1396.8	1398.5	0	0	0	0	0	0
10	Mabena ,T (Themba)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Mabena ,T (Themba)	1	1217.3	792.3	1	1219.4	792.3	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

Demosthenous, A (Alexi)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms