Chess South Africa Ratings Database

PLAYER PAGE

Personal

Krengo, O (Olwakhe)

Chess SA id

1150193273

FIDE id

Date of birth

2015-04-07 (U12)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-03

Personal details last changed

1900-01-01

Junior GPX Games

15.1

Junior GPX Points

1028

Item	Main	Standard	Rapid	Blitz
Rating	1251.5	1242.7	1273.4	1200
Raw rating	1251.5	1242.5	1273.4	1200
Weighted rating	1248.8	1242.7	1261.8	1200
Weighted performance	1135.2	0	0	0
Floor	767.3	766	773.4	700
K-factor	36	36	36	36
Min/Max rating change allowed	154.1	156.1	149.4	165.8
Highest rating	1331.5 2024-06-01	1441.9 2024-06-01	1301.4 2024-03-01	1200 2024-02-01
Highest raw rating	1267.3 2024-08-01	1266 2024-07-01	1273.4 2025-05-05	1200 2024-02-01
Highest weighted rating	1267.3 2024-10-01	1266 2024-10-01	1273.4 2024-10-01	1200 2024-02-01
Highest weighted performance	1331.5 2024-06-01	1441.9 2024-06-01	1301.4 2024-03-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0.7	0	0
New rating	1251.5	1243.3	1273.4	1200
Analysis
Rating	1251.5	1242.7	1273.4	1200
Raw rating	1251.5	1242.5	1273.4	1200
Weighted rating	1248.8	1242.7	1261.8
Weighted performance	1135.2	0	0
K-factor	36	36	36	36
Floor	767.3	766	773.4	700
Max/Min rating change allowed	154.1	156.1	149.4	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	1251.5	1242.5	1273.4	1200
New weighted rating	1249.8	1243.3	1263.7	1200
New weighted performance	1128	0	0	0
Temp new rating	1251.5	1243.3	1273.4	1200
Temp new rating +/-	0	0.7	0	0
Final new rating +/-	0	0.7	0	0
New rating	1251.5	1243.3	1273.4	1200
New K-factor	36	36	36	36
New floor	767.3	766	773.4	700

Item	Main	Standard	Rapid
	0	0	0
	22	11	11
	27	9	18
	0	0	0
	0	0	0
	0	0	0
History	49	20	29

Games since
	Main 49	Standard 20		Rapid 29		Blitz 0
Gender	Male
Age group	U12
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	3707		1230		491
Male	2835		894		382
U12	581		199		65
U12 Male	407		130		51
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	1217		612		254
Male	979		481		217
U12	222		127		48
U12 Male	163		88		40
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	22	11	50	0	1215.9	1215.9
Standard	11	4	36.36	-115.9	1263.4	1147.5
Rapid	11	7	63.64	115.9	1168.5	1284.4
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	49	26.5	54.08	34.7	1221.6	1256.3
Standard	20	9.5	47.5	-21.2	1253.6	1232.3
Rapid	29	17	58.62	73.3	1199.5	1272.8
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1251.5	1242.5	1273.4	1200
2025-09-30	1251.5	1242.5	1273.4	1200
2025-09-01	1251.5	1242.5	1273.4	1200
2025-08-01	1249.3	1239.7	1273.4	1200
2025-07-01	1249.3	1238.7	1273.4	1200
2025-06-01	1249.3	1237.7	1273.4	1200
2025-05-01	1249.3	1236.6	1273.4	1200
2025-04-01	1237.5	1235.3	1258.6	1200
2025-03-01	1235.3	1232.6	1258.6	1200
2025-02-01	1267.3	1266	1258.6	1200
2025-01-01	1267.3	1266	1258.6	1200
2024-12-01	1267.3	1266	1258.6	1200
2024-11-01	1267.3	1266	1258.6	1200
2024-10-01	1267.3	1266	1258.6	1200
2024-09-01	1267.3	1266	1258.6	1200
2024-08-01	1267.3	1266	1258.6	1200
2024-07-01	1257.1	1266	1235.2	1200
2024-09-01	1200.6	1186	1235.2	1200
2024-05-01	1200.6	1186	1235.2	1200
2024-04-01	1200.6	1186	1235.2	1200
2024-03-01	1177.9	1186	1192	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	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	CT Metro District East Top Schools Chess 2025 (U11)	2025-08-02	2025-08-03	Standard	Cape Town (WCT)	5	5	2	Yes	Analysis
2	Rylib Autumn Slam 2025 (U12)	2025-04-26	2025-04-26	Rapid	Cape Town (WCT)	6	6	4	Yes	Analysis
3	Hermanus Chess Club Open 2025 (U12)	2025-04-12	2025-04-12	Rapid	Overberg (WOS)	7	5	3	Yes	Analysis
4	Western Cape Closed 2025 (U12)	2025-03-08	2025-03-09	Standard	Cape Town (WCT)	6	0	0	No	Analysis
5	CT Metro District East Schools Chess Individuals Trials 2025 (U11 Boys)	2025-02-01	2025-02-02	Standard	Cape Town (WCT)	6	6	2	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	CT Metro District East Top Schools Chess 2025 (U11)	2025-08-02	2025-08-03	Standard	Cape Town (WCT)	5	5	2	Yes	Analysis
2	Rylib Autumn Slam 2025 (U12)	2025-04-26	2025-04-26	Rapid	Cape Town (WCT)	6	6	4	Yes	Analysis
3	Hermanus Chess Club Open 2025 (U12)	2025-04-12	2025-04-12	Rapid	Overberg (WOS)	7	5	3	Yes	Analysis
4	Western Cape Closed 2025 (U12)	2025-03-08	2025-03-09	Standard	Cape Town (WCT)	6	0	0	No	Analysis
5	CT Metro District East Schools Chess Individuals Trials 2025 (U11 Boys)	2025-02-01	2025-02-02	Standard	Cape Town (WCT)	6	6	2	Yes	Analysis
6	Curro Durbanville Chess Rapid Open 2024 (Beginner)	2024-07-13	2024-07-13	Rapid	Cape Town (WCT)	6	6	4	Yes	Analysis
7	Cape Town Chess Federation Closed Chess Championships 2024 (U10)	2024-06-15	2024-06-15	Standard	Cape Town (WCT)	5	4	3.5	Yes	Analysis
8	Cape Town Open Rapid Chess Championship 2024 (U10)	2024-03-16	2024-03-16	Rapid	Cape Town (WCT)	6	6	3.5	Yes	Analysis
9	CT District East Schools Chess Individuals Trails 2024 (U7+U9 Boys)	2024-02-03	2024-02-03	Standard	Cape Town (WCT)	5	5	2	Yes	Analysis
10	Cape of Good Hope Open Chess Tournament 2024 (U10)	2024-02-17	2024-02-17	Rapid	Cape Town (WCT)	6	6	2.5	Yes	Analysis

#	Games	Start				End
1	6	Tournament Cape Town Open Rapid Chess Championship 2024				Tournament Cape Town Chess Federation Closed Chess Championships 2024
		date 2024-03-16	rnd 5	type Rapid	result 1	date 2024-06-15	rnd 5	type Standard	result 1
		Opponent Kannemeyer, J (Jude)				Opponent Pienaar, Z (Zander)
2	5	Tournament Rylib Autumn Slam 2025				Tournament CT Metro District East Top Schools Chess 2025
		date 2025-04-26	rnd 3	type Rapid	result 1	date 2025-08-02	rnd 1	type Standard	result 1
		Opponent Dwenene, K (Khayone)				Opponent Qoli, A (Avethandwa)
3	3	Tournament Curro Durbanville Chess Rapid Open 2024				Tournament Curro Durbanville Chess Rapid Open 2024
		date 2024-07-13	rnd 4	type Rapid	result 1	date 2024-07-13	rnd 6	type Rapid	result 1
		Opponent Martin, M (Mikaeel)				Opponent Singh, A (Aadiv)

#	Games	Start				End
1	5	Tournament CT District East Schools Chess Individuals Trails 2024				Tournament Cape Town Chess Federation Closed Chess Championships 2024
		date 2024-02-03	rnd 5	type Standard	result 1	date 2024-06-15	rnd 5	type Standard	result 1
		Opponent Onyire, W (Winner)				Opponent Pienaar, Z (Zander)
2	2	Tournament CT Metro District East Schools Chess Individuals Trials 2025				Tournament CT Metro District East Top Schools Chess 2025
		date 2025-02-02	rnd 6	type Standard	result 1	date 2025-08-02	rnd 1	type Standard	result 1
		Opponent Mnyama, A (Ahlangene)				Opponent Qoli, A (Avethandwa)
3	1	Tournament CT Metro District East Top Schools Chess 2025				Tournament CT Metro District East Top Schools Chess 2025
		date 2025-08-02	rnd 3	type Standard	result 1	date 2025-08-02	rnd 3	type Standard	result 1
		Opponent Africa, C (Caleb)				Opponent Africa, C (Caleb)

#	Games	Start				End
1	4	Tournament Rylib Autumn Slam 2025				Tournament Rylib Autumn Slam 2025
		date 2025-04-26	rnd 3	type Rapid	result 1	date 2025-04-26	rnd 6	type Rapid	result 1
		Opponent Dwenene, K (Khayone)				Opponent Charles, Y (Yusuf)
2	3	Tournament Curro Durbanville Chess Rapid Open 2024				Tournament Curro Durbanville Chess Rapid Open 2024
		date 2024-07-13	rnd 4	type Rapid	result 1	date 2024-07-13	rnd 6	type Rapid	result 1
		Opponent Martin, M (Mikaeel)				Opponent Singh, A (Aadiv)
3	2	Tournament Hermanus Chess Club Open 2025				Tournament Hermanus Chess Club Open 2025
		date 2025-04-12	rnd 6	type Rapid	result 1	date 2025-04-12	rnd 7	type Rapid	result 1
		Opponent Foye, R (Rhossanah)				Opponent Ntloko, N (Nangamso)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament Rylib Autumn Slam 2025				Tournament CT Metro District East Top Schools Chess 2025
		date 2025-04-26	rnd 3	type Rapid	result 1	date 2025-08-02	rnd 1	type Standard	result 1
		Opponent Dwenene, K (Khayone)				Opponent Qoli, A (Avethandwa)
2	3	Tournament Curro Durbanville Chess Rapid Open 2024				Tournament Curro Durbanville Chess Rapid Open 2024
		date 2024-07-13	rnd 4	type Rapid	result 1	date 2024-07-13	rnd 6	type Rapid	result 1
		Opponent Martin, M (Mikaeel)				Opponent Singh, A (Aadiv)
3	3	Tournament Cape Town Open Rapid Chess Championship 2024				Tournament Cape Town Chess Federation Closed Chess Championships 2024
		date 2024-03-16	rnd 5	type Rapid	result 1	date 2024-06-15	rnd 1	type Standard	result 1
		Opponent Kannemeyer, J (Jude)				Opponent Lin, J (Junming)

#	Games	Start				End
1	2	Tournament CT Metro District East Schools Chess Individuals Trials 2025				Tournament CT Metro District East Top Schools Chess 2025
		date 2025-02-02	rnd 6	type Standard	result 1	date 2025-08-02	rnd 1	type Standard	result 1
		Opponent Mnyama, A (Ahlangene)				Opponent Qoli, A (Avethandwa)
2	2	Tournament Cape Town Chess Federation Closed Chess Championships 2024				Tournament Cape Town Chess Federation Closed Chess Championships 2024
		date 2024-06-15	rnd 4	type Standard	result 1	date 2024-06-15	rnd 5	type Standard	result 1
		Opponent Cluever, M (Maximilian)				Opponent Pienaar, Z (Zander)
3	2	Tournament CT District East Schools Chess Individuals Trails 2024				Tournament Cape Town Chess Federation Closed Chess Championships 2024
		date 2024-02-03	rnd 5	type Standard	result 1	date 2024-06-15	rnd 1	type Standard	result 1
		Opponent Onyire, W (Winner)				Opponent Lin, J (Junming)

#	Games	Start				End
1	4	Tournament Rylib Autumn Slam 2025				Tournament Rylib Autumn Slam 2025
		date 2025-04-26	rnd 3	type Rapid	result 1	date 2025-04-26	rnd 6	type Rapid	result 1
		Opponent Dwenene, K (Khayone)				Opponent Charles, Y (Yusuf)
2	3	Tournament Curro Durbanville Chess Rapid Open 2024				Tournament Curro Durbanville Chess Rapid Open 2024
		date 2024-07-13	rnd 4	type Rapid	result 1	date 2024-07-13	rnd 6	type Rapid	result 1
		Opponent Martin, M (Mikaeel)				Opponent Singh, A (Aadiv)
3	2	Tournament Hermanus Chess Club Open 2025				Tournament Hermanus Chess Club Open 2025
		date 2025-04-12	rnd 6	type Rapid	result 1	date 2025-04-12	rnd 7	type Rapid	result 1
		Opponent Foye, R (Rhossanah)				Opponent Ntloko, N (Nangamso)

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	Nel ,M (Mattheus Johan)	2	0	-425	0	0	0	2	0	-425	0	0	0
1	Nel ,M (Mattheus Johan)	2	1195.6	770.6	0	0	0	2	1201.4	770.6	0	0	0
2	Keeling ,J (Jayden)	1	1	425	1	1	425	0	0	0	0	0	0
2	Keeling ,J (Jayden)	1	1164.4	1589.4	1	1154.9	1589.4	0	0	0	0	0	0
3	Ganief ,K (Khaalid)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Ganief ,K (Khaalid)	1	1200	775	1	1200	775	0	0	0	0	0	0
4	Foster ,B (Bjorn)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Foster ,B (Bjorn)	1	1170.5	745.5	1	1200	745.5	0	0	0	0	0	0
5	Holdsworth ,J (Jordan)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Holdsworth ,J (Jordan)	1	1434.6	1009.6	1	1434.7	1009.6	0	0	0	0	0	0
6	Pienaar ,Z (Zander)	1	1	425	1	1	425	0	0	0	0	0	0
6	Pienaar ,Z (Zander)	1	1320.5	1745.5	1	1340.3	1745.5	0	0	0	0	0	0
7	Onyire ,W (Winner)	1	1	425	1	1	425	0	0	0	0	0	0
7	Onyire ,W (Winner)	1	1168.3	1593.3	1	1200	1593.3	0	0	0	0	0	0
8	Pieters ,E (Eli)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Pieters ,E (Eli)	1	1334.5	909.5	1	1332.2	909.5	0	0	0	0	0	0
9	Griesel ,J (Jason)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
9	Griesel ,J (Jason)	1	1285	1285	1	1278.2	1285	0	0	0	0	0	0
10	Mnyama ,A (Ahlangene)	1	1	425	1	1	425	0	0	0	0	0	0
10	Mnyama ,A (Ahlangene)	1	1200	1625	1	1200	1625	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

Krengo, O (Olwakhe)

Ratings

Game statistics

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms