Chess South Africa Ratings Database

PLAYER PAGE

Personal

Jang, S (Seoyoon)

Chess SA id

2180317981

FIDE id

Date of birth

2018-02-13 (U10)

Gender

Female

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-06

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1195.3	1194	1200	1200
Raw rating	1193.2	1190.4	1200	1200
Weighted rating	1195.3	1194	1200	1200
Weighted performance	0	0	0	0
Floor	699.9	699.9	700	700
K-factor	40	40	36	36
Min/Max rating change allowed	167.4	168.1	165.8	165.8
Highest rating	1199.9 2025-03-17	1199.9 2025-03-17	1200 2025-04-01	1200 2025-04-01
Highest raw rating	1199.9 2025-03-17	1199.9 2025-03-17	1200 2025-04-01	1200 2025-04-01
Highest weighted rating	1199.9 2025-03-17	1199.9 2025-03-17	1200 2025-04-01	1200 2025-04-01
Highest weighted performance	0 1900-01-01	0 1900-01-01	0 1900-01-01	0 1900-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-0.3	-0.5	0	0
New rating	1195	1193.5	1200	1200
Analysis
Rating	1195.3	1194	1200	1200
Raw rating	1193.2	1190.4	1200	1200
Weighted rating	1195.3	1194	1200
Weighted performance	0	0	0
K-factor	40	40	36	36
Floor	699.9	699.9	700	700
Max/Min rating change allowed	167.4	168.1	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	1193.2	1190.4	1200	1200
New weighted rating	1195	1193.5	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1195	1193.5	1200	1200
Temp new rating +/-	-0.3	-0.5	0	0
Final new rating +/-	-0.3	-0.5	0	0
New rating	1195	1193.5	1200	1200
New K-factor	40	40	36	36
New floor	699.9	699.9	700	700

Item	Main	Standard
	0	0
	20	20
	0	0
	0	0
	0	0
	0	0
History	20	20

Games since
	Main 20	Standard 20		Rapid 0		Blitz 0
Gender	Female
Age group	U8
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U8	-1		-1		-1
U8 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U8	-1		-1		-1
U8 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U8	-1		-1		-1
U8 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U8	-1		-1		-1
U8 Female	-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	20	8	40	-85	1218.5	1133.5
Standard	20	8	40	-85	1218.5	1133.5
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	20	8	40	-85	1218.5	1133.5
Standard	20	8	40	-85	1218.5	1133.5
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2026-01-01	1193.2	1190.4	1200	1200
2025-11-30	1193.2	1190.4	1200	1200
2025-11-01	1193.2	1190.4	1200	1200
2025-09-30	1193.2	1190.4	1200	1200
2025-09-01	1164.6	1158	1200	1200
2025-08-01	1198.6	1198.3	1200	1200
2025-07-01	1199.8	1199.7	1200	1200
2025-06-01	1199.8	1199.7	1200	1200
2025-05-01	1199.6	1199.5	1200	1200
2025-04-01	1197.5	1197	1200	1200
2025-03-01	1200	1200	1200	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
2024-11-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-06-01	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

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	Gauteng Inter-Region at Emerald Resort 2025 (U8+U10 Girls)	2025-12-06	2025-12-07	Standard	Sedibeng (GSV)	5	0	0	No	Analysis
2	2025 Alekhine Open (F)	2025-09-06	2025-09-06	Standard	Tshwane (GTP)	6	6	3.5	Yes	Analysis
3	2025 Tshwane South School District CLOSED League Championship (U9B)	2025-08-15	2025-08-15	Standard	Tshwane (GTP)	5	5	1.5	Yes	Analysis
4	2025 Menlo Open (U8)	2025-07-26	2025-07-26	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
5	2025 Chris Greyling Open Chess Tournament (U8)	2025-03-15	2025-03-15	Standard	Tshwane (GTP)	5	4	1	Yes	Analysis

#	Games	Start				End
1	2	Tournament 2025 Alekhine Open				Tournament 2025 Alekhine Open
		date 2025-09-06	rnd 1	type Standard	result 1	date 2025-09-06	rnd 2	type Standard	result 1
		Opponent Sekgobela, A (Adil)				Opponent Nienaber, C (Cherie Gia)
2	2	Tournament 2025 Tshwane South School District CLOSED League Championship				Tournament 2025 Tshwane South School District CLOSED League Championship
		date 2025-08-15	rnd 3	type Standard	result 1	date 2025-08-15	rnd 4	type Standard	result 0.5
		Opponent Clampett, M (Michael)				Opponent Pretorius, D (Damian)
3	1	Tournament 2025 Alekhine Open				Tournament 2025 Alekhine Open
		date 2025-09-06	rnd 6	type Standard	result 0.5	date 2025-09-06	rnd 6	type Standard	result 0.5
		Opponent Jang, S (Seojun)				Opponent Jang, S (Seojun)

#	Games	Start				End
1	2	Tournament 2025 Alekhine Open				Tournament 2025 Alekhine Open
		date 2025-09-06	rnd 1	type Standard	result 1	date 2025-09-06	rnd 2	type Standard	result 1
		Opponent Sekgobela, A (Adil)				Opponent Nienaber, C (Cherie Gia)
2	2	Tournament 2025 Tshwane South School District CLOSED League Championship				Tournament 2025 Tshwane South School District CLOSED League Championship
		date 2025-08-15	rnd 3	type Standard	result 1	date 2025-08-15	rnd 4	type Standard	result 0.5
		Opponent Clampett, M (Michael)				Opponent Pretorius, D (Damian)
3	1	Tournament 2025 Alekhine Open				Tournament 2025 Alekhine Open
		date 2025-09-06	rnd 6	type Standard	result 0.5	date 2025-09-06	rnd 6	type Standard	result 0.5
		Opponent Jang, S (Seojun)				Opponent Jang, S (Seojun)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament 2025 Alekhine Open				Tournament 2025 Alekhine Open
		date 2025-09-06	rnd 1	type Standard	result 1	date 2025-09-06	rnd 2	type Standard	result 1
		Opponent Sekgobela, A (Adil)				Opponent Nienaber, C (Cherie Gia)
2	1	Tournament 2025 Alekhine Open				Tournament 2025 Alekhine Open
		date 2025-09-06	rnd 4	type Standard	result 1	date 2025-09-06	rnd 4	type Standard	result 1
		Opponent Sekgobela, A (Adil)				Opponent Sekgobela, A (Adil)
3	1	Tournament 2025 Tshwane South School District CLOSED League Championship				Tournament 2025 Tshwane South School District CLOSED League Championship
		date 2025-08-15	rnd 3	type Standard	result 1	date 2025-08-15	rnd 3	type Standard	result 1
		Opponent Clampett, M (Michael)				Opponent Clampett, M (Michael)

#	Games	Start				End
1	2	Tournament 2025 Alekhine Open				Tournament 2025 Alekhine Open
		date 2025-09-06	rnd 1	type Standard	result 1	date 2025-09-06	rnd 2	type Standard	result 1
		Opponent Sekgobela, A (Adil)				Opponent Nienaber, C (Cherie Gia)
2	1	Tournament 2025 Alekhine Open				Tournament 2025 Alekhine Open
		date 2025-09-06	rnd 4	type Standard	result 1	date 2025-09-06	rnd 4	type Standard	result 1
		Opponent Sekgobela, A (Adil)				Opponent Sekgobela, A (Adil)
3	1	Tournament 2025 Tshwane South School District CLOSED League Championship				Tournament 2025 Tshwane South School District CLOSED League Championship
		date 2025-08-15	rnd 3	type Standard	result 1	date 2025-08-15	rnd 3	type Standard	result 1
		Opponent Clampett, M (Michael)				Opponent Clampett, M (Michael)

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	Jang ,S (Seojun)	4	0.5	-318.8	4	0.5	-318.8	0	0	0	0	0	0
1	Jang ,S (Seojun)	4	1255.2	936.5	4	1264.4	936.5	0	0	0	0	0	0
2	Nienaber ,C (Cherie Gia)	2	1	0	2	1	0	0	0	0	0	0	0
2	Nienaber ,C (Cherie Gia)	2	1200	1200	2	1200	1200	0	0	0	0	0	0
3	Sekgobela ,A (Adil)	2	2	425	2	2	425	0	0	0	0	0	0
3	Sekgobela ,A (Adil)	2	1202.5	1627.5	2	1202.8	1627.5	0	0	0	0	0	0
4	Davison ,G (Georgia)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Davison ,G (Georgia)	1	1197.5	772.5	1	1196.9	772.5	0	0	0	0	0	0
5	Suban ,M (Muhammed)	1	1	425	1	1	425	0	0	0	0	0	0
5	Suban ,M (Muhammed)	1	1198.5	1623.5	1	1198.5	1623.5	0	0	0	0	0	0
6	Pretorius ,D (Damian)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
6	Pretorius ,D (Damian)	1	1190.7	1190.7	1	1199.5	1190.7	0	0	0	0	0	0
7	Craucamp ,K (Kaylee)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Craucamp ,K (Kaylee)	1	1273.8	848.8	1	1276.4	848.8	0	0	0	0	0	0
8	Olivier ,L (Lukas Pieter)	1	1	425	1	1	425	0	0	0	0	0	0
8	Olivier ,L (Lukas Pieter)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Drotsky ,H (Heinru)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Drotsky ,H (Heinru)	1	1234.1	809.1	1	1240.8	809.1	0	0	0	0	0	0
10	Clampett ,M (Michael)	1	1	425	1	1	425	0	0	0	0	0	0
10	Clampett ,M (Michael)	1	1200	1625	1	1200	1625	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Jang, S (Seoyoon)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms