Chess South Africa Ratings Database

PLAYER PAGE

Personal

Serokolo, J (John)

Chess SA id

1120311404

FIDE id

Date of birth

2012-06-18 (U14)

Gender

Male

Region

Capricorn (LCP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-02

Personal details last changed

1900-01-01

Junior GPX Games

11.3

Junior GPX Points

1065.2

Item	Main	Standard	Rapid	Blitz
Rating	1191.7	1176.7	1200.3	1200
Raw rating	1191.7	1176.7	1190.1	1200
Weighted rating	1184.2	1175.1	1200.3	1200
Weighted performance	0	0	0	0
Floor	700	700	705.7	700
K-factor	36	36	36	36
Min/Max rating change allowed	167.8	171.4	168.2	165.8
Highest rating	1200 2024-11-01	1200 2024-11-01	1205.7 2025-04-01	1200 2024-10-01
Highest raw rating	1200 2024-09-01	1200 2024-09-01	1205.7 2025-04-01	1200 2024-10-01
Highest weighted rating	1200 2024-11-01	1200 2024-11-01	1202.1 2025-08-01	1200 2024-10-01
Highest weighted performance	1200 2024-12-01	1200 2024-12-01	1200 2024-10-01	1200 2024-10-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	-0.8	0
New rating	1191.7	1176.7	1199.5	1200
Analysis
Rating	1191.7	1176.7	1200.3	1200
Raw rating	1191.7	1176.7	1190.1	1200
Weighted rating	1184.2	1175.1	1200.3
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	705.7	700
Max/Min rating change allowed	167.8	171.4	168.2	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	1191.7	1176.7	1190.1	1200
New weighted rating	1184.5	1174.8	1199.5	1200
New weighted performance	0	0	0	0
Temp new rating	1191.7	1176.7	1199.5	1200
Temp new rating +/-	0	0	-0.8	0
Final new rating +/-	0	0	-0.8	0
New rating	1191.7	1176.7	1199.5	1200
New K-factor	36	36	36	36
New floor	700	700	705.7	700

Item	Main	Standard	Rapid
	0	0	0
	18	5	13
	3	3	0
	0	0	0
	0	0	0
	0	0	0
History	21	8	13

Games since
	Main 21	Standard 8		Rapid 13		Blitz 0
Gender	Male
Age group	U14
Region	Capricorn (LCP)
Province	Limpopo (LP)
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	18	8	44.44	-47.2	1261.2	1214
Standard	5	2	40	-85	1210.1	1125.1
Rapid	13	6	46.15	-32.7	1280.9	1248.2
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	21	8	38.1	-101.2	1251.5	1150.3
Standard	8	2	25	-212.5	1203.8	991.3
Rapid	13	6	46.15	-32.7	1280.9	1248.2
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1191.7	1176.7	1190.1	1200
2025-09-01	1191.7	1176.7	1190.1	1200
2025-08-01	1184.2	1176.7	1205.7	1200
2025-07-01	1184.2	1176.7	1205.7	1200
2025-06-01	1184.2	1176.3	1205.7	1200
2025-05-01	1196	1179.2	1205.7	1200
2025-04-01	1196	1179.2	1205.7	1200
2025-03-01	1183.8	1179.2	1200	1200
2025-02-01	1182	1177	1200	1200
2025-01-01	1150.9	1137.2	1200	1200
2024-12-01	1150.9	1137.2	1200	1200
2024-11-01	1150.9	1137.2	1200	1200
2024-10-01	1150.9	1137.2	1200	1200
2024-09-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-06-01	1200	1200	1200	1200
2024-08-01	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
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	1200	1200
2023-11-01	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	Polokwane Open Chess Campionships 2025 (Junior)	2025-08-02	2025-08-02	Rapid	Capricorn (LCP)	7	7	3	Yes	Analysis
2	Capricorn District Qualifying Tournament 2025 (U14)	2025-04-12	2025-04-12	Standard	Capricorn (LCP)	5	5	2	Yes	Analysis
3	2nd Capricorn Open 2025 (C)	2025-03-01	2025-03-01	Rapid	Capricorn (LCP)	6	6	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Polokwane Open Chess Campionships 2025 (Junior)	2025-08-02	2025-08-02	Rapid	Capricorn (LCP)	7	7	3	Yes	Analysis
2	Capricorn District Qualifying Tournament 2025 (U14)	2025-04-12	2025-04-12	Standard	Capricorn (LCP)	5	5	2	Yes	Analysis
3	2nd Capricorn Open 2025 (C)	2025-03-01	2025-03-01	Rapid	Capricorn (LCP)	6	6	3	Yes	Analysis
4	Capricorn Junior Qualifying 6 2024 (U14)	2024-09-14	2024-09-14	Standard	Capricorn (LCP)	5	3	0	Yes	Analysis

#	Games	Start				End
1	3	Tournament 2nd Capricorn Open 2025				Tournament 2nd Capricorn Open 2025
		date 2025-03-01	rnd 4	type Rapid	result 1	date 2025-03-01	rnd 6	type Rapid	result 1
		Opponent Thaba, M (Mphela)				Opponent Leach, G (Graeame)
2	1	Tournament Polokwane Open Chess Campionships 2025				Tournament Polokwane Open Chess Campionships 2025
		date 2025-08-02	rnd 6	type Rapid	result 1	date 2025-08-02	rnd 6	type Rapid	result 1
		Opponent Makhubo, K (Keratilwe)				Opponent Makhubo, K (Keratilwe)
3	1	Tournament Polokwane Open Chess Campionships 2025				Tournament Polokwane Open Chess Campionships 2025
		date 2025-08-02	rnd 4	type Rapid	result 1	date 2025-08-02	rnd 4	type Rapid	result 1
		Opponent Masola, P (Phenyo)				Opponent Masola, P (Phenyo)

#	Games	Start				End
1	1	Tournament Capricorn District Qualifying Tournament 2025				Tournament Capricorn District Qualifying Tournament 2025
		date 2025-04-12	rnd 5	type Standard	result 1	date 2025-04-12	rnd 5	type Standard	result 1
		Opponent Mashilo, M (Mankau)				Opponent Mashilo, M (Mankau)
2	1	Tournament Capricorn District Qualifying Tournament 2025				Tournament Capricorn District Qualifying Tournament 2025
		date 2025-04-12	rnd 3	type Standard	result 1	date 2025-04-12	rnd 3	type Standard	result 1
		Opponent Ntuli, K (Kgopotso)				Opponent Ntuli, K (Kgopotso)

#	Games	Start				End
1	3	Tournament 2nd Capricorn Open 2025				Tournament 2nd Capricorn Open 2025
		date 2025-03-01	rnd 4	type Rapid	result 1	date 2025-03-01	rnd 6	type Rapid	result 1
		Opponent Thaba, M (Mphela)				Opponent Leach, G (Graeame)
2	1	Tournament Polokwane Open Chess Campionships 2025				Tournament Polokwane Open Chess Campionships 2025
		date 2025-08-02	rnd 6	type Rapid	result 1	date 2025-08-02	rnd 6	type Rapid	result 1
		Opponent Makhubo, K (Keratilwe)				Opponent Makhubo, K (Keratilwe)
3	1	Tournament Polokwane Open Chess Campionships 2025				Tournament Polokwane Open Chess Campionships 2025
		date 2025-08-02	rnd 4	type Rapid	result 1	date 2025-08-02	rnd 4	type Rapid	result 1
		Opponent Masola, P (Phenyo)				Opponent Masola, P (Phenyo)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament 2nd Capricorn Open 2025				Tournament 2nd Capricorn Open 2025
		date 2025-03-01	rnd 4	type Rapid	result 1	date 2025-03-01	rnd 6	type Rapid	result 1
		Opponent Thaba, M (Mphela)				Opponent Leach, G (Graeame)
2	1	Tournament Polokwane Open Chess Campionships 2025				Tournament Polokwane Open Chess Campionships 2025
		date 2025-08-02	rnd 6	type Rapid	result 1	date 2025-08-02	rnd 6	type Rapid	result 1
		Opponent Makhubo, K (Keratilwe)				Opponent Makhubo, K (Keratilwe)
3	1	Tournament Polokwane Open Chess Campionships 2025				Tournament Polokwane Open Chess Campionships 2025
		date 2025-08-02	rnd 4	type Rapid	result 1	date 2025-08-02	rnd 4	type Rapid	result 1
		Opponent Masola, P (Phenyo)				Opponent Masola, P (Phenyo)

#	Games	Start				End
1	1	Tournament Capricorn District Qualifying Tournament 2025				Tournament Capricorn District Qualifying Tournament 2025
		date 2025-04-12	rnd 5	type Standard	result 1	date 2025-04-12	rnd 5	type Standard	result 1
		Opponent Mashilo, M (Mankau)				Opponent Mashilo, M (Mankau)
2	1	Tournament Capricorn District Qualifying Tournament 2025				Tournament Capricorn District Qualifying Tournament 2025
		date 2025-04-12	rnd 3	type Standard	result 1	date 2025-04-12	rnd 3	type Standard	result 1
		Opponent Ntuli, K (Kgopotso)				Opponent Ntuli, K (Kgopotso)

#	Games	Start				End
1	3	Tournament 2nd Capricorn Open 2025				Tournament 2nd Capricorn Open 2025
		date 2025-03-01	rnd 4	type Rapid	result 1	date 2025-03-01	rnd 6	type Rapid	result 1
		Opponent Thaba, M (Mphela)				Opponent Leach, G (Graeame)
2	1	Tournament Polokwane Open Chess Campionships 2025				Tournament Polokwane Open Chess Campionships 2025
		date 2025-08-02	rnd 6	type Rapid	result 1	date 2025-08-02	rnd 6	type Rapid	result 1
		Opponent Makhubo, K (Keratilwe)				Opponent Makhubo, K (Keratilwe)
3	1	Tournament Polokwane Open Chess Campionships 2025				Tournament Polokwane Open Chess Campionships 2025
		date 2025-08-02	rnd 4	type Rapid	result 1	date 2025-08-02	rnd 4	type Rapid	result 1
		Opponent Masola, P (Phenyo)				Opponent Masola, P (Phenyo)

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	Ntuli ,K (Kgopotso)	1	1	425	1	1	425	0	0	0	0	0	0
1	Ntuli ,K (Kgopotso)	1	1120.5	1545.5	1	1111.2	1545.5	0	0	0	0	0	0
2	Mosehle ,M (Mosa)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Mosehle ,M (Mosa)	1	1210.5	785.5	1	1212.7	785.5	0	0	0	0	0	0
3	Maeta ,K (Koena)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Maeta ,K (Koena)	1	1129.7	704.7	1	1063.2	704.7	0	0	0	0	0	0
4	Mashilo ,M (Mankau)	1	1	425	1	1	425	0	0	0	0	0	0
4	Mashilo ,M (Mankau)	1	1119.8	1544.8	1	1105.5	1544.8	0	0	0	0	0	0
5	Mabusela ,O (Omphile)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Mabusela ,O (Omphile)	1	1118	693	1	1110.4	693	0	0	0	0	0	0
6	Mphela ,H (Hlaume)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Mphela ,H (Hlaume)	1	1352.5	927.5	1	1328	927.5	0	0	0	0	0	0
7	Lekoloana ,R (Ramphelane)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Lekoloana ,R (Ramphelane)	1	1247.3	822.3	1	1230.6	822.3	0	0	0	0	0	0
8	Du Toit ,J (Joshua)	1	0	-425	0	0	0	1	0	-425	0	0	0
8	Du Toit ,J (Joshua)	1	1343.9	918.9	0	0	0	1	1213.9	918.9	0	0	0
9	Matsepane ,M (Mashao)	1	0	-425	0	0	0	1	0	-425	0	0	0
9	Matsepane ,M (Mashao)	1	1379.9	954.9	0	0	0	1	1245.7	954.9	0	0	0
10	Dolo ,M (Mikayla)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Dolo ,M (Mikayla)	1	1273.6	848.6	0	0	0	1	1257.7	848.6	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Serokolo, J (John)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms