Chess South Africa Ratings Database

PLAYER PAGE

Personal

Lubbe, KB (Kean Barend)

Chess SA id

1100115598

FIDE id

Date of birth

2010-05-11 (U16)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2019-08-23

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1252.3	1259.5	1200	1200
Raw rating	1252.3	1259.5	1200	1200
Weighted rating	1252.3	1259.5	1200	1200
Weighted performance	0	0	0	0
Floor	752.3	759.5	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	153.9	152.3	165.8	165.8
Highest rating	1360.2 2019-07-01	1363.9 2019-07-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1252.3 2024-02-01	1259.5 2024-02-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1252.3 2024-02-01	1259.5 2024-02-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1360.2 2019-07-01	1363.9 2019-07-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1252.3	1259.5	1200	1200
Analysis
Rating	1252.3	1259.5	1200	1200
Raw rating	1252.3	1259.5	1200	1200
Weighted rating	1252.3	1259.5	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	752.3	759.5	700	700
Max/Min rating change allowed	153.9	152.3	165.8	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	1252.3	1259.5	1200	1200
New weighted rating	1252.3	1259.5	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1252.3	1259.5	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1252.3	1259.5	1200	1200
New K-factor	36	36	36	36
New floor	752.3	759.5	700	700

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	17	17

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U16
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 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	17	11	64.71	125	1177.7	1302.7
Standard	17	11	64.71	125	1177.7	1302.7
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1252.3	1259.5	1200	1200
2025-09-01	1252.3	1259.5	1200	1200
2025-08-01	1252.3	1259.5	1200	1200
2025-07-01	1252.3	1259.5	1200	1200
2025-06-01	1252.3	1259.5	1200	1200
2025-05-01	1252.3	1259.5	1200	1200
2025-04-01	1252.3	1259.5	1200	1200
2025-03-01	1252.3	1259.5	1200	1200
2025-02-01	1252.3	1259.5	1200	1200
2025-01-01	1252.3	1259.5	1200	1200
2024-12-01	1252.3	1259.5	1200	1200
2024-11-01	1252.3	1259.5	1200	1200
2024-10-01	1252.3	1259.5	1200	1200
2024-09-01	1252.3	1259.5	1200	1200
2024-08-01	1252.3	1259.5	1200	1200
2024-07-01	1252.3	1259.5	1200	1200
2024-06-01	1252.3	1259.5	1200	1200
2024-08-01	1252.3	1259.5	1200	1200
2024-04-01	1252.3	1259.5	1200	1200
2024-03-01	1252.3	1259.5	1200	1200
2024-02-01	1252.3	1259.5	1200	1200
2024-01-01	1252.3	1259.5	1200	1200
2023-12-01	1252.3	1259.5	1200	1200
2023-11-01	1252.3	1259.5	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	2019 Gauteng School League Finals (U9 Open)	2019-08-23	2019-08-23	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
2	2019 D3 Team League (U9)	2019-07-20	2019-07-20	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
3	Wonderboom Interhuis 2019 (U9)	2019-05-04	2019-05-22	Standard	Tshwane (GTP)	7	7	4	Yes	Analysis

#	Games	Start				End
1	6	Tournament 2019 D3 Team League				Tournament 2019 Gauteng School League Finals
		date 2019-07-20	rnd 1	type Standard	result 1	date 2019-08-23	rnd 1	type Standard	result 1
		Opponent Ndala, O (Olwethu)				Opponent Vosloo, W (Wian)
2	2	Tournament 2019 Gauteng School League Finals				Tournament 2019 Gauteng School League Finals
		date 2019-08-23	rnd 4	type Standard	result 1	date 2019-08-23	rnd 5	type Standard	result 1
		Opponent Okeke, BC (Brian Chiagozie)				Opponent Mitchell, E (Emily)
3	2	Tournament Wonderboom Interhuis 2019				Tournament Wonderboom Interhuis 2019
		date 2019-05-04	rnd 5	type Standard	result 1	date 2019-05-08	rnd 6	type Standard	result 1
		Opponent Coetzee, AC (Anje-Lika Clarissa)				Opponent Grobler, A (Amorette)

#	Games	Start				End
1	6	Tournament 2019 D3 Team League				Tournament 2019 Gauteng School League Finals
		date 2019-07-20	rnd 1	type Standard	result 1	date 2019-08-23	rnd 1	type Standard	result 1
		Opponent Ndala, O (Olwethu)				Opponent Vosloo, W (Wian)
2	2	Tournament 2019 Gauteng School League Finals				Tournament 2019 Gauteng School League Finals
		date 2019-08-23	rnd 4	type Standard	result 1	date 2019-08-23	rnd 5	type Standard	result 1
		Opponent Okeke, BC (Brian Chiagozie)				Opponent Mitchell, E (Emily)
3	2	Tournament Wonderboom Interhuis 2019				Tournament Wonderboom Interhuis 2019
		date 2019-05-04	rnd 5	type Standard	result 1	date 2019-05-08	rnd 6	type Standard	result 1
		Opponent Coetzee, AC (Anje-Lika Clarissa)				Opponent Grobler, A (Amorette)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament 2019 D3 Team League				Tournament 2019 Gauteng School League Finals
		date 2019-07-20	rnd 4	type Standard	result 1	date 2019-08-23	rnd 1	type Standard	result 1
		Opponent Makena, K (Kelebogile)				Opponent Vosloo, W (Wian)
2	2	Tournament 2019 Gauteng School League Finals				Tournament 2019 Gauteng School League Finals
		date 2019-08-23	rnd 4	type Standard	result 1	date 2019-08-23	rnd 5	type Standard	result 1
		Opponent Okeke, BC (Brian Chiagozie)				Opponent Mitchell, E (Emily)
3	2	Tournament Wonderboom Interhuis 2019				Tournament Wonderboom Interhuis 2019
		date 2019-05-04	rnd 5	type Standard	result 1	date 2019-05-08	rnd 6	type Standard	result 1
		Opponent Coetzee, AC (Anje-Lika Clarissa)				Opponent Grobler, A (Amorette)

#	Games	Start				End
1	3	Tournament 2019 D3 Team League				Tournament 2019 Gauteng School League Finals
		date 2019-07-20	rnd 4	type Standard	result 1	date 2019-08-23	rnd 1	type Standard	result 1
		Opponent Makena, K (Kelebogile)				Opponent Vosloo, W (Wian)
2	2	Tournament 2019 Gauteng School League Finals				Tournament 2019 Gauteng School League Finals
		date 2019-08-23	rnd 4	type Standard	result 1	date 2019-08-23	rnd 5	type Standard	result 1
		Opponent Okeke, BC (Brian Chiagozie)				Opponent Mitchell, E (Emily)
3	2	Tournament Wonderboom Interhuis 2019				Tournament Wonderboom Interhuis 2019
		date 2019-05-04	rnd 5	type Standard	result 1	date 2019-05-08	rnd 6	type Standard	result 1
		Opponent Coetzee, AC (Anje-Lika Clarissa)				Opponent Grobler, A (Amorette)

No games found.

#	Games	Start				End

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	Botha ,D (Divan)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Botha ,D (Divan)	1	1200	775	1	1200	775	0	0	0	0	0	0
2	Vosloo ,W (Wian)	1	1	425	1	1	425	0	0	0	0	0	0
2	Vosloo ,W (Wian)	1	1162.5	1587.5	1	1152	1587.5	0	0	0	0	0	0
3	Grundling ,H (Hans-Hugo)	1	1	425	1	1	425	0	0	0	0	0	0
3	Grundling ,H (Hans-Hugo)	1	1110.7	1535.7	1	1094.4	1535.7	0	0	0	0	0	0
4	Bornman ,D (Danielle)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Bornman ,D (Danielle)	1	1214.9	789.9	1	1217.6	789.9	0	0	0	0	0	0
5	Ndala ,O (Olwethu)	1	1	425	1	1	425	0	0	0	0	0	0
5	Ndala ,O (Olwethu)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Du Toit ,J (Jason-Ti)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Du Toit ,J (Jason-Ti)	1	1147.2	722.2	1	1135.2	722.2	0	0	0	0	0	0
7	Grobler ,A (Amorette)	1	1	425	1	1	425	0	0	0	0	0	0
7	Grobler ,A (Amorette)	1	1110.4	1535.4	1	1100.4	1535.4	0	0	0	0	0	0
8	Makena ,K (Kelebogile)	1	1	425	1	1	425	0	0	0	0	0	0
8	Makena ,K (Kelebogile)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Froneman ,BW (Bernard Wilhelm)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
9	Froneman ,BW (Bernard Wilhelm)	1	1016.8	1016.8	1	1052	1016.8	0	0	0	0	0	0
10	Mitchell ,E (Emily)	1	1	425	1	1	425	0	0	0	0	0	0
10	Mitchell ,E (Emily)	1	1248.5	1673.5	1	1258.4	1673.5	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Lubbe, KB (Kean Barend)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms