Chess South Africa Ratings Database

PLAYER PAGE

Personal

Joubert, K (Keegan)

Chess SA id

105083544

FIDE id

Date of birth

2005-11-25 (Adult)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-09-09

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1591.9	1586.3	1030	919.2
Raw rating	1591.9	1586.3	1030	919.2
Weighted rating	1591.9	1586.3	1030	919.2
Weighted performance	556.7	427.4	0	0
Floor	1110.9	1102.7	530	500
K-factor	28	28	40	40
Min/Max rating change allowed	94.9	95.6	211.3	247.4
Highest rating	1624.3 2020-02-01	1617.2 2020-02-01	1435.1 2022-03-01	1200 2018-02-01
Highest raw rating	1610.9 2020-03-01	1602.7 2020-03-01	1030 2024-02-01	919.2 2024-02-01
Highest weighted rating	1610.9 2022-10-01	1602.7 2022-02-01	1030 2024-11-01	919.2 2024-11-01
Highest weighted performance	1624.3 2020-02-01	1617.2 2020-02-01	1435.1 2022-03-01	1200 2018-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1591.9	1586.3	1030	919.2
Analysis
Rating	1591.9	1586.3	1030	919.2
Raw rating	1591.9	1586.3	1030	919.2
Weighted rating	1591.9	1586.3	1030
Weighted performance	556.7	427.4	0
K-factor	28	28	40	40
Floor	1110.9	1102.7	530	500
Max/Min rating change allowed	94.9	95.6	211.3	247.4
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	1591.9	1586.3	1030	919.2
New weighted rating	1591.9	1586.3	1030	919.2
New weighted performance	546.3	416.8	0	0
Temp new rating	1591.9	1586.3	1030	919.2
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1591.9	1586.3	1030	919.2
New K-factor	28	28	40	40
New floor	1110.9	1102.7	530	500

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	0	0	0	0
	3	3	0	0
	8	3	5	0
	0	0	0	0
History	196	173	10	13

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult 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	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
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	158	100	63.29	113	1262.2	1375.2
Standard	146	92.5	63.36	113.5	1266.4	1379.9
Rapid	5	4.5	90	340	1267.2	1607.2
Blitz	7	3	42.86	-60.7	1171.5	1110.8

Date	Main	Standard	Rapid	Blitz
2026-01-01	1591.9	1586.3	1030	919.2
2025-11-30	1591.9	1586.3	1030	919.2
2025-11-01	1591.9	1586.3	1030	919.2
2025-09-30	1591.9	1586.3	1030	919.2
2025-09-01	1591.9	1586.3	1030	919.2
2025-08-01	1591.9	1586.3	1030	919.2
2025-07-01	1591.9	1586.3	1030	919.2
2025-06-01	1591.9	1586.3	1030	919.2
2025-05-01	1591.9	1586.3	1030	919.2
2025-04-01	1591.9	1586.3	1030	919.2
2025-03-01	1591.9	1586.3	1030	919.2
2025-02-01	1591.9	1586.3	1030	919.2
2025-01-01	1591.9	1586.3	1030	919.2
2024-12-01	1591.9	1586.3	1030	919.2
2024-11-01	1591.9	1586.3	1030	919.2
2024-10-01	1591.9	1586.3	1030	919.2
2024-09-01	1591.9	1586.3	1030	919.2
2024-11-01	1591.9	1586.3	1030	919.2
2024-07-01	1591.9	1586.3	1030	919.2
2024-06-01	1591.9	1586.3	1030	919.2
2024-05-01	1591.9	1586.3	1030	919.2
2024-04-01	1591.9	1586.3	1030	919.2
2024-03-01	1591.9	1586.3	1030	919.2
2024-02-01	1591.9	1586.3	1030	919.2

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	Cape Town Chess Federation Club League 2025 (A)	2025-07-26	2025-09-27	Standard	Cape Town (WCT)	11	0	0	No	Analysis
2	Cape Town Chess Federation Club League 2025 (C)	2025-07-26	2025-09-27	Standard	Cape Town (WCT)	11	0	0	No	Analysis
3	WP Club League 2023 (A)	2023-07-29	2023-09-09	Standard	Cape Town (WCT)	11	3	1	Yes	Analysis
4	2022 Western Province Club League (Premier)	2022-08-20	2022-10-01	Standard	Cape Town (WCT)	11	3	1	Yes	Analysis
5	2022 Central District Individual Trials (U18)	2022-03-05	2022-03-05	Rapid	Cape Town (WCT)	5	5	4.5	Yes	Analysis
6	Western Cape Schools 2020 (U15 Boys)	2020-03-14	2020-03-15	Standard	Cape Town (WCT)	5	5	3.5	Yes	Analysis
7	2020 Central District (U15)	2020-02-07	2020-02-08	Standard	Cape Town (WCT)	6	6	5.5	Yes	Analysis
8	2020 Cape Of Good Hope Open (Prestige)	2020-02-21	2020-02-23	Standard	Cape Town (WCT)	6	6	5	Yes	Analysis
9	2019 South African Junior Team Championships (U16B)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	6	Yes	Analysis
10	2019 Western Cape Closed Chess Championships (C)	2019-09-21	2019-09-22	Standard	Cape Winelands (WCW)	6	6	4.5	Yes	Analysis
11	2019 Western Province League (B)	2019-07-27	2019-09-07	Standard	Cape Town (WCT)	11	3	2.5	Yes	Analysis
12	2019 Western Province League (C)	2019-07-27	2019-09-07	Standard	Cape Town (WCT)	11	3	2	Yes	Analysis
13	2019 WP Youth Open (A)	2019-07-13	2019-07-13	Standard	Cape Town (WCT)	5	5	2.5	Yes	Analysis
14	Western Cape Schools Individuals 2019 (U15 Boys)	2019-05-04	2019-05-05	Standard	Eden (WEG)	6	6	3.5	Yes	Analysis
15	Steinitz Chess Festival 2019 (B)	2019-04-05	2019-04-07	Standard	Cape Town (WCT)	6	6	3	Yes	Analysis
16	Metro School Chess Closed Individual Trials 2019 (U15 Boys)	2019-03-01	2019-03-02	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
17	2019 South African Junior Closed Chess Championship (U14 Open)	2019-03-17	2019-03-22	Standard	Chess South Africa (CSA)	9	9	5	Yes	Analysis
18	2019 Central District Schools Trials (U15)	2019-02-01	2019-02-02	Standard	Cape Town (WCT)	6	6	5.5	Yes	Analysis
19	Cape of Good Hope Open 2019 (Prestige)	2019-01-25	2019-01-28	Standard	Cape Town (WCT)	6	6	2	Yes	Analysis
20	ACL Open 2018 (A)	2018-12-07	2018-12-09	Standard	Cape Town (WCT)	5	5	3	Yes	Analysis
21	South African Junior Blitz 2018 (U14)	2018-12-19	2018-12-19	Blitz	4 Knights (4K)	7	7	3	Yes	Analysis
22	2018 Wild Card Chess Championships (U14 Open)	2018-12-21	2018-12-24	Standard	4 Knights (4K)	7	7	5	Yes	Analysis
23	South African Junior Team Championships 2018 (U16C)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	6	Yes	Analysis
24	ACL Chess Festival 2018 (Open)	2018-10-05	2018-10-07	Standard	Cape Town (WCT)	5	5	3	Yes	Analysis
25	2018 Western Province League (D)	2018-08-04	2018-09-15	Standard	Cape Town (WCT)	11	8	2.5	Yes	Analysis
26	2018 Western Province League (E)	2018-08-04	2018-09-15	Standard	Cape Town (WCT)	7	2	1	Yes	Analysis
27	Western Cape Top Schools 2018 (U13 Mix)	2018-08-25	2018-08-26	Standard	Overberg (WOS)	5	4	1	Yes	Analysis
28	Western Cape Schools Individuals 2018 (U13 Boys)	2018-05-19	2018-05-20	Standard	Overberg (WOS)	6	6	4	Yes	Analysis
29	Crossroads Open Chess Championship 2018 (B)	2018-04-27	2018-04-29	Standard	Cape Town (WCT)	6	4	0.5	Yes	Analysis
30	2018 WP Schools Closed Trials (U13 Boys)	2018-03-09	2018-03-10	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
31	WP District South 2018 (U13)	2018-02-01	2018-02-02	Standard	Cape Town (WCT)	6	6	6	Yes	Analysis

#	Games	Start				End
1	23	Tournament 2019 Western Cape Closed Chess Championships				Tournament 2020 Cape Of Good Hope Open
		date 2019-09-21	rnd 3	type Standard	result 1	date 2020-02-23	rnd 6	type Standard	result 0.5
		Opponent Van Tonder, W (Wium)				Opponent Thakersee, R (Rishay)
2	10	Tournament Western Cape Schools 2020				Tournament 2022 Western Province Club League
		date 2020-03-14	rnd 2	type Standard	result 1	date 2022-08-27	rnd 3	type Standard	result 0.5
		Opponent Schroeder, C (Carl)				Opponent Hemeni, S (Simamnkele)
3	9	Tournament South African Junior Blitz 2018				Tournament 2018 Wild Card Chess Championships
		date 2018-12-19	rnd 7	type Blitz	result 1	date 2018-12-24	rnd 7	type Standard	result 0.5
		Opponent Ellman, A (Anne-Belle)				Opponent Meise, K (Keagen)

#	Games	Start				End
1	23	Tournament 2019 Western Cape Closed Chess Championships				Tournament 2020 Cape Of Good Hope Open
		date 2019-09-21	rnd 3	type Standard	result 1	date 2020-02-23	rnd 6	type Standard	result 0.5
		Opponent Van Tonder, W (Wium)				Opponent Thakersee, R (Rishay)
2	14	Tournament South African Junior Team Championships 2018				Tournament 2018 Wild Card Chess Championships
		date 2018-12-16	rnd 1	type Standard	result 1	date 2018-12-24	rnd 7	type Standard	result 0.5
		Opponent Juta, P (Paulincia)				Opponent Meise, K (Keagen)
3	8	Tournament 2019 Central District Schools Trials				Tournament Metro School Chess Closed Individual Trials 2019
		date 2019-02-01	rnd 1	type Standard	result 1	date 2019-03-01	rnd 2	type Standard	result 1
		Opponent Toffar, B (Baheejah)				Opponent Swart, S (Steffan)

#	Games	Start				End
1	5	Tournament 2022 Central District Individual Trials				Tournament 2022 Central District Individual Trials
		date 2022-03-05	rnd 1	type Rapid	result 1	date 2022-03-05	rnd 5	type Rapid	result 0.5
		Opponent De Jong, N (Nicholas)				Opponent Mchontsi, A (Ayabonga)

#	Games	Start				End
1	2	Tournament South African Junior Blitz 2018				Tournament South African Junior Blitz 2018
		date 2018-12-19	rnd 1	type Blitz	result 1	date 2018-12-19	rnd 2	type Blitz	result 0.5
		Opponent Greyling, S (Schalk)				Opponent De Swardt, E (Eduan)
2	1	Tournament South African Junior Blitz 2018				Tournament South African Junior Blitz 2018
		date 2018-12-19	rnd 7	type Blitz	result 1	date 2018-12-19	rnd 7	type Blitz	result 1
		Opponent Ellman, A (Anne-Belle)				Opponent Ellman, A (Anne-Belle)
3	1	Tournament South African Junior Blitz 2018				Tournament South African Junior Blitz 2018
		date 2018-12-19	rnd 4	type Blitz	result 0.5	date 2018-12-19	rnd 4	type Blitz	result 0.5
		Opponent Moollajee, R (Rehaan)				Opponent Moollajee, R (Rehaan)

#	Games	Start				End
1	8	Tournament WP District South 2018				Tournament 2018 WP Schools Closed Trials
		date 2018-02-01	rnd 1	type Standard	result 1	date 2018-03-09	rnd 2	type Standard	result 1
		Opponent Jacobs, M (Mcgile)				Opponent Cornelissen, K (Kieran)
2	6	Tournament 2020 Central District				Tournament 2020 Cape Of Good Hope Open
		date 2020-02-08	rnd 5	type Standard	result 1	date 2020-02-22	rnd 4	type Standard	result 1
		Opponent Moollajee, R (Rehaan)				Opponent Mangoro, R (Richard)
3	6	Tournament 2019 South African Junior Team Championships				Tournament 2020 Central District
		date 2020-01-06	rnd 5	type Standard	result 1	date 2020-02-08	rnd 3	type Standard	result 1
		Opponent Mostert, J (Jan-Abraham)				Opponent Mabika, B (Bheka)

#	Games	Start				End
1	8	Tournament WP District South 2018				Tournament 2018 WP Schools Closed Trials
		date 2018-02-01	rnd 1	type Standard	result 1	date 2018-03-09	rnd 2	type Standard	result 1
		Opponent Jacobs, M (Mcgile)				Opponent Cornelissen, K (Kieran)
2	6	Tournament 2020 Central District				Tournament 2020 Cape Of Good Hope Open
		date 2020-02-08	rnd 5	type Standard	result 1	date 2020-02-22	rnd 4	type Standard	result 1
		Opponent Moollajee, R (Rehaan)				Opponent Mangoro, R (Richard)
3	6	Tournament 2019 South African Junior Team Championships				Tournament 2020 Central District
		date 2020-01-06	rnd 5	type Standard	result 1	date 2020-02-08	rnd 3	type Standard	result 1
		Opponent Mostert, J (Jan-Abraham)				Opponent Mabika, B (Bheka)

#	Games	Start				End
1	4	Tournament 2022 Central District Individual Trials				Tournament 2022 Central District Individual Trials
		date 2022-03-05	rnd 1	type Rapid	result 1	date 2022-03-05	rnd 4	type Rapid	result 1
		Opponent De Jong, N (Nicholas)				Opponent Snijders, G (Gerard)

#	Games	Start				End
1	1	Tournament South African Junior Blitz 2018				Tournament South African Junior Blitz 2018
		date 2018-12-19	rnd 7	type Blitz	result 1	date 2018-12-19	rnd 7	type Blitz	result 1
		Opponent Ellman, A (Anne-Belle)				Opponent Ellman, A (Anne-Belle)
2	1	Tournament South African Junior Blitz 2018				Tournament South African Junior Blitz 2018
		date 2018-12-19	rnd 1	type Blitz	result 1	date 2018-12-19	rnd 1	type Blitz	result 1
		Opponent Greyling, S (Schalk)				Opponent Greyling, S (Schalk)

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	Mchontsi ,A (Ayabonga)	3	1.5	0	2	1	0	1	0.5	0	0	0	0
1	Mchontsi ,A (Ayabonga)	3	1362.2	1362.2	2	1324.4	1362.2	1	1311.3	1362.2	0	0	0
2	Moollajee ,R (Rehaan)	3	2	141.7	2	1.5	212.5	0	0	0	1	0.5	0
2	Moollajee ,R (Rehaan)	3	1331.8	1473.4	2	1340.9	1544.3	0	0	0	1	1128.1	1331.8
3	Karsten ,PM (Peet Martain)	2	1	0	2	1	0	0	0	0	0	0	0
3	Karsten ,PM (Peet Martain)	2	682.8	682.8	2	691.6	682.8	0	0	0	0	0	0
4	Thakersee ,R (Rishay)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
4	Thakersee ,R (Rishay)	2	1493.8	1706.2	2	1486.4	1706.2	0	0	0	0	0	0
5	Fisher ,L (Luke)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
5	Fisher ,L (Luke)	2	1280.1	1067.6	2	1282.4	1067.6	0	0	0	0	0	0
6	Van Tonder ,W (Wium)	2	2	425	2	2	425	0	0	0	0	0	0
6	Van Tonder ,W (Wium)	2	1235.6	1660.6	2	1209	1660.6	0	0	0	0	0	0
7	Ohlson ,L (Liam)	2	1	0	2	1	0	0	0	0	0	0	0
7	Ohlson ,L (Liam)	2	1346.6	1346.6	2	1340.9	1346.6	0	0	0	0	0	0
8	Mabika ,B (Bheka)	2	1	0	2	1	0	0	0	0	0	0	0
8	Mabika ,B (Bheka)	2	1324.8	1324.8	2	1318.2	1324.8	0	0	0	0	0	0
9	Nel ,A (Adolf)	2	2	425	2	2	425	0	0	0	0	0	0
9	Nel ,A (Adolf)	2	882.6	1307.6	2	890.2	1307.6	0	0	0	0	0	0
10	Ebrahim ,MB (Mumtaaz)	2	2	425	2	2	425	0	0	0	0	0	0
10	Ebrahim ,MB (Mumtaaz)	2	1106	1531	2	1084	1531	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

Joubert, K (Keegan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms