Chess South Africa Ratings Database

PLAYER PAGE

Personal

Serokolo, J (John)

Chess SA id

1120311404

FIDE id

Date of birth

2012-06-18 (U16)

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

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1191.7	1176.7	1198	1200
Raw rating	1191.7	1176.7	1190.1	1200
Weighted rating	1185.3	1174.3	1198	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	-0.7	0
New rating	1191.7	1176.7	1197.3	1200
Analysis
Rating	1191.7	1176.7	1198	1200
Raw rating	1191.7	1176.7	1190.1	1200
Weighted rating	1185.3	1174.3	1198
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	1185.7	1174.2	1197.3	1200
New weighted performance	0	0	0	0
Temp new rating	1191.7	1176.7	1197.3	1200
Temp new rating +/-	0	0	-0.7	0
Final new rating +/-	0	0	-0.7	0
New rating	1191.7	1176.7	1197.3	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
2026-01-01	1191.7	1176.7	1190.1	1200
2025-11-30	1191.7	1176.7	1190.1	1200
2025-11-01	1191.7	1176.7	1190.1	1200
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
2024-11-01	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	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