Chess South Africa Ratings Database

PLAYER PAGE

Personal

Masibi, O (Oreutlwile)

Chess SA id

1150317125

FIDE id

Date of birth

2015-08-31 (U12)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-10-18

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1198	1198	1199.1	1200
Raw rating	1193.1	1192.5	1198	1200
Weighted rating	1198	1198	1199.1	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	167.6	166.3	165.8
Highest rating	1199.9 2025-03-04	1199.9 2025-03-04	1200 2025-04-01	1200 2025-04-01
Highest raw rating	1199.9 2025-03-04	1199.9 2025-03-04	1200 2025-04-01	1200 2025-04-01
Highest weighted rating	1199.9 2025-03-04	1199.9 2025-03-04	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	-0.4	-0.4	-0.1	0
New rating	1197.6	1197.5	1199	1200
Analysis
Rating	1198	1198	1199.1	1200
Raw rating	1193.1	1192.5	1198	1200
Weighted rating	1198	1198	1199.1
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	167.6	166.3	165.8
Games	5	5	0	0
Score	2	2	0	0
Expected score	1.98	1.98	0	0
Score-Expected	0.02	0.02	0	0
Temp raw +/-	1	0.8	0	0
Final raw +/-	1	0.8	0	0
New raw rating	1194.1	1193.3	1198	1200
New weighted rating	1197.6	1197.5	1199	1200
New weighted performance	0	0	0	0
Temp new rating	1197.6	1197.5	1199	1200
Temp new rating +/-	-0.4	-0.4	-0.1	0
Final new rating +/-	-0.4	-0.4	-0.1	0
New rating	1197.6	1197.5	1199	1200
New K-factor	40	40	36	36
New floor	699.9	699.9	700	700

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

Games since
	Main 15	Standard 10		Rapid 5		Blitz 0
Gender	Male
Age group	U12
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 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	15	5	33.33	-141.7	1246.2	1104.5
Standard	10	3.5	35	-127.5	1221.7	1094.2
Rapid	5	1.5	30	-170	1295.3	1125.3
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	15	5	33.33	-141.7	1246.2	1104.5
Standard	10	3.5	35	-127.5	1221.7	1094.2
Rapid	5	1.5	30	-170	1295.3	1125.3
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2026-01-01	1193.1	1192.5	1198	1200
2025-11-30	1193.1	1192.5	1198	1200
2025-11-01	1193.1	1192.5	1198	1200
2025-09-30	1198.8	1199.7	1198	1200
2025-09-01	1198.8	1199.7	1198	1200
2025-08-01	1198.8	1199.7	1198	1200
2025-07-01	1199.7	1199.7	1200	1200
2025-06-01	1199.7	1199.7	1200	1200
2025-05-01	1199.6	1199.5	1200	1200
2025-04-01	1197.2	1196.6	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

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Helderberg Chess Club Open 2026 (U11 Mixed)	2026-01-17	2026-01-17	Standard	Cape Town (WCT)	5	5	2	Yes	Analysis

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Helderberg Chess Club Open 2026 (U11 Mixed)	2026-01-17	2026-01-17	Standard	Cape Town (WCT)	5	5	2	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Helderberg Chess Club Open 2026 (U11 Mixed)	2026-01-17	2026-01-17	Standard	Cape Town (WCT)	5	5	2	Yes	Analysis
2	Grant East Annual Primary School Invitational Chess Tournament 2025 (U11 Boys)	2025-10-18	2025-10-18	Standard	Cape Town (WCT)	5	5	2	Yes	Analysis
3	Gordons Bay Library Chess Tournament 2025 (U11)	2025-07-26	2025-07-26	Rapid	Cape Town (WCT)	5	5	1.5	Yes	Analysis
4	Mary-Anne Bartels Closed Chess Tournament 2025 (U11)	2025-02-22	2025-02-22	Standard	Cape Town (WCT)	5	5	1.5	Yes	Analysis

#	Games	Start				End
1	2	Tournament Grant East Annual Primary School Invitational Chess Tournament 2025				Tournament Grant East Annual Primary School Invitational Chess Tournament 2025
		date 2025-10-18	rnd 3	type Standard	result 1	date 2025-10-18	rnd 4	type Standard	result 1
		Opponent Basson, M (Michael)				Opponent van der Merwe, G (Gideon)
2	2	Tournament Gordons Bay Library Chess Tournament 2025				Tournament Gordons Bay Library Chess Tournament 2025
		date 2025-07-26	rnd 2	type Rapid	result 0.5	date 2025-07-26	rnd 3	type Rapid	result 1
		Opponent Moses, Z (Zhai)				Opponent Christians, C (Chloe)
3	1	Tournament Mary-Anne Bartels Closed Chess Tournament 2025				Tournament Mary-Anne Bartels Closed Chess Tournament 2025
		date 2025-02-22	rnd 5	type Standard	result 0.5	date 2025-02-22	rnd 5	type Standard	result 0.5
		Opponent Moyo, M (Makayla)				Opponent Moyo, M (Makayla)

#	Games	Start				End
1	1	Tournament Mary-Anne Bartels Closed Chess Tournament 2025				Tournament Mary-Anne Bartels Closed Chess Tournament 2025
		date 2025-02-22	rnd 5	type Standard	result 0.5	date 2025-02-22	rnd 5	type Standard	result 0.5
		Opponent Moyo, M (Makayla)				Opponent Moyo, M (Makayla)
2	1	Tournament Mary-Anne Bartels Closed Chess Tournament 2025				Tournament Mary-Anne Bartels Closed Chess Tournament 2025
		date 2025-02-22	rnd 3	type Standard	result 0.5	date 2025-02-22	rnd 3	type Standard	result 0.5
		Opponent Munetsi, C (Chad)				Opponent Munetsi, C (Chad)
3	1	Tournament Mary-Anne Bartels Closed Chess Tournament 2025				Tournament Mary-Anne Bartels Closed Chess Tournament 2025
		date 2025-02-22	rnd 1	type Standard	result 0.5	date 2025-02-22	rnd 1	type Standard	result 0.5
		Opponent Tshapile, L (Likhulu)				Opponent Tshapile, L (Likhulu)

#	Games	Start				End
1	2	Tournament Gordons Bay Library Chess Tournament 2025				Tournament Gordons Bay Library Chess Tournament 2025
		date 2025-07-26	rnd 2	type Rapid	result 0.5	date 2025-07-26	rnd 3	type Rapid	result 1
		Opponent Moses, Z (Zhai)				Opponent Christians, C (Chloe)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Gordons Bay Library Chess Tournament 2025				Tournament Gordons Bay Library Chess Tournament 2025
		date 2025-07-26	rnd 3	type Rapid	result 1	date 2025-07-26	rnd 3	type Rapid	result 1
		Opponent Christians, C (Chloe)				Opponent Christians, C (Chloe)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Gordons Bay Library Chess Tournament 2025				Tournament Gordons Bay Library Chess Tournament 2025
		date 2025-07-26	rnd 3	type Rapid	result 1	date 2025-07-26	rnd 3	type Rapid	result 1
		Opponent Christians, C (Chloe)				Opponent Christians, C (Chloe)

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	van der Merwe ,G (Gideon)	1	1	425	1	1	425	0	0	0	0	0	0
1	van der Merwe ,G (Gideon)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
2	Gijana ,A (Abongwe)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Gijana ,A (Abongwe)	1	1193.1	768.1	1	1191.2	768.1	0	0	0	0	0	0
3	Van Der Spuy ,D (Daniel)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Van Der Spuy ,D (Daniel)	1	1411.7	986.7	1	1431.4	986.7	0	0	0	0	0	0
4	Moyo ,M (Makayla)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
4	Moyo ,M (Makayla)	1	1192.1	1192.1	1	1190	1192.1	0	0	0	0	0	0
5	Munetsi ,C (Chad)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
5	Munetsi ,C (Chad)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
6	Tshapile ,L (Likhulu)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
6	Tshapile ,L (Likhulu)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
7	Africa ,C (Caleb)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Africa ,C (Caleb)	1	1181.4	756.4	1	1160.1	756.4	0	0	0	0	0	0
8	Basson ,M (Michael)	1	1	425	1	1	425	0	0	0	0	0	0
8	Basson ,M (Michael)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Vumendlini ,B (Bukho)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Vumendlini ,B (Bukho)	1	1188.9	763.9	1	1213	763.9	0	0	0	0	0	0
10	Hendricks ,J (James)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Hendricks ,J (James)	1	1249.2	824.2	1	1250	824.2	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

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Statistics

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PLAYER PAGE

Personal

Masibi, O (Oreutlwile)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms