Chess South Africa Ratings Database

PLAYER PAGE

Personal

Kruger, A (Alexander)

Chess SA id

107054714

FIDE id

Date of birth

2007-11-21 (U20)

Gender

Male

Region

Bojanala Platina (NBR)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-04-22

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	840.8	788	830.4	696
Raw rating	840.8	788	830.4	696
Weighted rating	840.8	788	830.4	696
Weighted performance	517	319.3	0	0
Floor	500	500	500	500
K-factor	40	40	40	40
Min/Max rating change allowed	276.6	298.2	280.7	340
Highest rating	1200 2024-11-01	1200 2024-11-01	1348.3 2022-04-01	1200 2024-02-01
Highest raw rating	840.8 2024-02-01	788 2024-02-01	830.4 2024-02-01	696 2024-02-01
Highest weighted rating	840.8 2024-11-01	788 2024-11-01	830.4 2024-11-01	696 2024-11-01
Highest weighted performance	1200 2024-12-01	1200 2024-12-01	1348.3 2022-04-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	840.8	788	830.4	696
Analysis
Rating	840.8	788	830.4	696
Raw rating	840.8	788	830.4	696
Weighted rating	840.8	788	830.4
Weighted performance	517	319.3	0
K-factor	40	40	40	40
Floor	500	500	500	500
Max/Min rating change allowed	276.6	298.2	280.7	340
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	840.8	788	830.4	696
New weighted rating	840.8	788	830.4	696
New weighted performance	516.6	319	0	0
Temp new rating	840.8	788	830.4	696
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	840.8	788	830.4	696
New K-factor	40	40	40	40
New floor	500	500	500	500

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	5	5	0
	5	0	5
	0	0	0
History	163	158	5

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Bojanala Platina (NBR)
Province	Northwest (NW)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 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	28	12.5	44.64	-45.5	937	891.5
Standard	23	8.5	36.96	-110.9	878.2	767.3
Rapid	5	4	80	255	1207.5	1462.5
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	840.8	788	830.4	696
2025-09-01	840.8	788	830.4	696
2025-08-01	840.8	788	830.4	696
2025-07-01	840.8	788	830.4	696
2025-06-01	840.8	788	830.4	696
2025-05-01	840.8	788	830.4	696
2025-04-01	840.8	788	830.4	696
2025-03-01	840.8	788	830.4	696
2025-02-01	840.8	788	830.4	696
2025-01-01	840.8	788	830.4	696
2024-12-01	840.8	788	830.4	696
2024-11-01	840.8	788	830.4	696
2024-10-01	840.8	788	830.4	696
2024-09-01	840.8	788	830.4	696
2024-08-01	840.8	788	830.4	696
2024-07-01	840.8	788	830.4	696
2024-06-01	840.8	788	830.4	696
2024-08-01	840.8	788	830.4	696
2024-04-01	840.8	788	830.4	696
2024-03-01	840.8	788	830.4	696
2024-02-01	840.8	788	830.4	696
2024-01-01	840.8	788	830.4	696
2023-12-01	840.8	788	830.4	696
2023-11-01	840.8	788	830.4	696

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	Grenswag's Community Battle 2023 (Knights)	2023-04-22	2023-04-22	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
2	Thabazimbi Open Chess Championship 2022 (C)	2022-04-23	2022-04-23	Rapid	Waterberg (LWM)	5	5	4	Yes	Analysis
3	Laerskool Brits Tournament 2018 (U12)	2018-08-04	2018-08-04	Standard	Bojanala Platina (NBR)	5	5	2	Yes	Analysis
4	Ho�rskool Frikkie Meyer 2018 (C)	2018-07-21	2018-07-21	Standard	Bojanala Platina (NBR)	5	4	1.5	Yes	Analysis
5	Laerskool Vastrap 2018 (U12)	2018-02-03	2018-02-03	Standard	Bojanala Platina (NBR)	5	5	2	Yes	Analysis
6	Laerskool Rustenburg Noord Primary 2018 (B)	2018-02-24	2018-02-24	Standard	Bojanala Platina (NBR)	5	4	0	Yes	Analysis

#	Games	Start				End
1	3	Tournament Grenswag's Community Battle 2023				Tournament Grenswag's Community Battle 2023
		date 2023-04-22	rnd 2	type Standard	result 1	date 2023-04-22	rnd 4	type Standard	result 1
		Opponent De Bruyn, M (Marcel)				Opponent Sitali, B (Buhle)
2	3	Tournament Thabazimbi Open Chess Championship 2022				Tournament Thabazimbi Open Chess Championship 2022
		date 2022-04-23	rnd 3	type Rapid	result 1	date 2022-04-23	rnd 5	type Rapid	result 1
		Opponent Oberholzer, D (Dorian)				Opponent Burger, W (Werner)
3	1	Tournament Thabazimbi Open Chess Championship 2022				Tournament Thabazimbi Open Chess Championship 2022
		date 2022-04-23	rnd 1	type Rapid	result 1	date 2022-04-23	rnd 1	type Rapid	result 1
		Opponent Visser, N (Nikita)				Opponent Visser, N (Nikita)

#	Games	Start				End
1	3	Tournament Grenswag's Community Battle 2023				Tournament Grenswag's Community Battle 2023
		date 2023-04-22	rnd 2	type Standard	result 1	date 2023-04-22	rnd 4	type Standard	result 1
		Opponent De Bruyn, M (Marcel)				Opponent Sitali, B (Buhle)
2	1	Tournament Laerskool Brits Tournament 2018				Tournament Laerskool Brits Tournament 2018
		date 2018-08-04	rnd 4	type Standard	result 1	date 2018-08-04	rnd 4	type Standard	result 1
		Opponent Kgasi, O (Oregopotse)				Opponent Kgasi, O (Oregopotse)
3	1	Tournament Laerskool Brits Tournament 2018				Tournament Laerskool Brits Tournament 2018
		date 2018-08-04	rnd 2	type Standard	result 1	date 2018-08-04	rnd 2	type Standard	result 1
		Opponent Mocha, O (Omphile)				Opponent Mocha, O (Omphile)

#	Games	Start				End
1	3	Tournament Thabazimbi Open Chess Championship 2022				Tournament Thabazimbi Open Chess Championship 2022
		date 2022-04-23	rnd 3	type Rapid	result 1	date 2022-04-23	rnd 5	type Rapid	result 1
		Opponent Oberholzer, D (Dorian)				Opponent Burger, W (Werner)
2	1	Tournament Thabazimbi Open Chess Championship 2022				Tournament Thabazimbi Open Chess Championship 2022
		date 2022-04-23	rnd 1	type Rapid	result 1	date 2022-04-23	rnd 1	type Rapid	result 1
		Opponent Visser, N (Nikita)				Opponent Visser, N (Nikita)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Grenswag's Community Battle 2023				Tournament Grenswag's Community Battle 2023
		date 2023-04-22	rnd 2	type Standard	result 1	date 2023-04-22	rnd 4	type Standard	result 1
		Opponent De Bruyn, M (Marcel)				Opponent Sitali, B (Buhle)
2	3	Tournament Thabazimbi Open Chess Championship 2022				Tournament Thabazimbi Open Chess Championship 2022
		date 2022-04-23	rnd 3	type Rapid	result 1	date 2022-04-23	rnd 5	type Rapid	result 1
		Opponent Oberholzer, D (Dorian)				Opponent Burger, W (Werner)
3	1	Tournament Thabazimbi Open Chess Championship 2022				Tournament Thabazimbi Open Chess Championship 2022
		date 2022-04-23	rnd 1	type Rapid	result 1	date 2022-04-23	rnd 1	type Rapid	result 1
		Opponent Visser, N (Nikita)				Opponent Visser, N (Nikita)

#	Games	Start				End
1	3	Tournament Grenswag's Community Battle 2023				Tournament Grenswag's Community Battle 2023
		date 2023-04-22	rnd 2	type Standard	result 1	date 2023-04-22	rnd 4	type Standard	result 1
		Opponent De Bruyn, M (Marcel)				Opponent Sitali, B (Buhle)
2	1	Tournament Laerskool Brits Tournament 2018				Tournament Laerskool Brits Tournament 2018
		date 2018-08-04	rnd 4	type Standard	result 1	date 2018-08-04	rnd 4	type Standard	result 1
		Opponent Kgasi, O (Oregopotse)				Opponent Kgasi, O (Oregopotse)
3	1	Tournament Laerskool Brits Tournament 2018				Tournament Laerskool Brits Tournament 2018
		date 2018-08-04	rnd 2	type Standard	result 1	date 2018-08-04	rnd 2	type Standard	result 1
		Opponent Mocha, O (Omphile)				Opponent Mocha, O (Omphile)

#	Games	Start				End
1	3	Tournament Thabazimbi Open Chess Championship 2022				Tournament Thabazimbi Open Chess Championship 2022
		date 2022-04-23	rnd 3	type Rapid	result 1	date 2022-04-23	rnd 5	type Rapid	result 1
		Opponent Oberholzer, D (Dorian)				Opponent Burger, W (Werner)
2	1	Tournament Thabazimbi Open Chess Championship 2022				Tournament Thabazimbi Open Chess Championship 2022
		date 2022-04-23	rnd 1	type Rapid	result 1	date 2022-04-23	rnd 1	type Rapid	result 1
		Opponent Visser, N (Nikita)				Opponent Visser, N (Nikita)

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	Masike ,O (Olerato)	2	0	-425	2	0	-425	0	0	0	0	0	0
1	Masike ,O (Olerato)	2	815.6	390.6	2	815.6	390.6	0	0	0	0	0	0
2	Sitali ,B (Buhle)	1	1	425	1	1	425	0	0	0	0	0	0
2	Sitali ,B (Buhle)	1	1242.8	1667.8	1	1251.9	1667.8	0	0	0	0	0	0
3	Voigt ,K (Karli)	1	1	425	1	1	425	0	0	0	0	0	0
3	Voigt ,K (Karli)	1	1139.5	1564.5	1	1125.9	1564.5	0	0	0	0	0	0
4	Esterhuizen ,NP (Nathan Paul)	1	1	425	1	1	425	0	0	0	0	0	0
4	Esterhuizen ,NP (Nathan Paul)	1	522	947	1	522	947	0	0	0	0	0	0
5	Difotso ,T (Tshegofatso)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Difotso ,T (Tshegofatso)	1	797.2	372.2	1	797.2	372.2	0	0	0	0	0	0
6	Mosime ,B (Boitumelo)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Mosime ,B (Boitumelo)	1	891	466	1	891	466	0	0	0	0	0	0
7	Roos ,H (Hannes)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Roos ,H (Hannes)	1	588	163	1	588	163	0	0	0	0	0	0
8	Beja ,O (Odwa)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Beja ,O (Odwa)	1	1054.4	629.4	1	1054.4	629.4	0	0	0	0	0	0
9	Babusi ,B (Rebaone)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
9	Babusi ,B (Rebaone)	1	850	850	1	822.8	850	0	0	0	0	0	0
10	Pace ,N (Malachi)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Pace ,N (Malachi)	1	541.2	116.2	1	541.2	116.2	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

Kruger, A (Alexander)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms