Chess South Africa Ratings Database

PLAYER PAGE

Personal

Bossert, SW (Sam Werner)

Chess SA id

111093278

FIDE id

Date of birth

2011-11-04 (U16)

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	1067	1054.2	1148.8	1200
Raw rating	1067	1054.2	1148.8	1200
Weighted rating	1067	1054.2	1148.8	1200
Weighted performance	534.4	530.3	0	0
Floor	715.3	721.3	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	200.4	204.1	178.4	165.8
Highest rating	1285.9 2018-02-01	1285.9 2018-02-01	1200 2018-02-01	1200 2018-10-01
Highest raw rating	1215.3 2018-03-01	1221.3 2018-09-01	1200 2018-02-01	1200 2024-02-01
Highest weighted rating	1215.3 2018-05-01	1221.3 2018-09-01	1200 2018-02-01	1200 2018-10-01
Highest weighted performance	1285.9 2018-02-01	1285.9 2018-02-01	1200 2018-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1067	1054.2	1148.8	1200
Analysis
Rating	1067	1054.2	1148.8	1200
Raw rating	1067	1054.2	1148.8	1200
Weighted rating	1067	1054.2	1148.8
Weighted performance	534.4	530.3	0
K-factor	36	36	36	36
Floor	715.3	721.3	700	700
Max/Min rating change allowed	200.4	204.1	178.4	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	1067	1054.2	1148.8	1200
New weighted rating	1067	1054.2	1148.8	1200
New weighted performance	528.2	524.2	0	0
Temp new rating	1067	1054.2	1148.8	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1067	1054.2	1148.8	1200
New K-factor	36	36	36	36
New floor	715.3	721.3	700	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	10	10	0
	0	0	0
	0	0	0
History	59	49	10

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U16
Region	Bojanala Platina (NBR)
Province	Northwest (NW)
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	55	21.5	39.09	-92.7	1155.5	1062.7
Standard	45	17.5	38.89	-94.4	1160.7	1066.3
Rapid	10	4	40	-85	1131.8	1046.8
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1067	1054.2	1148.8	1200
2025-09-30	1067	1054.2	1148.8	1200
2025-09-01	1067	1054.2	1148.8	1200
2025-08-01	1067	1054.2	1148.8	1200
2025-07-01	1067	1054.2	1148.8	1200
2025-06-01	1067	1054.2	1148.8	1200
2025-05-01	1067	1054.2	1148.8	1200
2025-04-01	1067	1054.2	1148.8	1200
2025-03-01	1067	1054.2	1148.8	1200
2025-02-01	1067	1054.2	1148.8	1200
2025-01-01	1067	1054.2	1148.8	1200
2024-12-01	1067	1054.2	1148.8	1200
2024-11-01	1067	1054.2	1148.8	1200
2024-10-01	1067	1054.2	1148.8	1200
2024-09-01	1067	1054.2	1148.8	1200
2024-08-01	1067	1054.2	1148.8	1200
2024-07-01	1067	1054.2	1148.8	1200
2024-09-01	1067	1054.2	1148.8	1200
2024-05-01	1067	1054.2	1148.8	1200
2024-04-01	1067	1054.2	1148.8	1200
2024-03-01	1067	1054.2	1148.8	1200
2024-02-01	1067	1054.2	1148.8	1200
2024-01-01	1067	1054.2	1148.8	1200
2023-12-01	1067	1054.2	1148.8	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	Grenswag's Community Battle 2023 (Knights)	2023-04-22	2023-04-22	Standard	Bojanala Platina (NBR)	5	5	2	Yes	Analysis
2	One For The Ages 2023 (U14)	2023-02-18	2023-02-18	Standard	Bojanala Platina (NBR)	5	5	2	Yes	Analysis
3	Grenville 2019 (U10)	2019-06-08	2019-06-08	Standard	Bojanala Platina (NBR)	5	5	1.5	Yes	Analysis
4	2019 Super 12 Laerskole (Juniors)	2019-05-04	2019-05-04	Rapid	Tshwane (GTP)	5	5	2	Yes	Analysis
5	Inter Regional Chess Championship 2019 (U10)	2019-05-10	2019-05-11	Standard	Mangaung (FMB)	5	5	1.5	Yes	Analysis
6	Laerskool Vastrap Tournament 2019 (E)	2019-02-23	2019-02-23	Standard	Bojanala Platina (NBR)	5	5	1.5	Yes	Analysis
7	Fields College Open 2019 (U10)	2019-02-02	2019-02-02	Standard	Bojanala Platina (NBR)	5	5	1	Yes	Analysis
8	Lebone II Chess 2018 (U8)	2018-09-01	2018-09-01	Standard	Cape Town (WCT)	5	5	2	Yes	Analysis
9	Laerskool Brits Tournament 2018 (U8)	2018-08-04	2018-08-04	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
10	2018 Super 12 (Junior)	2018-05-05	2018-05-05	Rapid	Tshwane (GTP)	5	5	2	Yes	Analysis
11	Laerskool Vastrap 2018 (U8)	2018-02-03	2018-02-03	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis

#	Games	Start				End
1	3	Tournament Laerskool Brits Tournament 2018				Tournament Lebone II Chess 2018
		date 2018-08-04	rnd 4	type Standard	result 1	date 2018-09-01	rnd 1	type Standard	result 1
		Opponent Byliefeldt, M (Mienke)				Opponent Schwim, R (Rinus)
2	3	Tournament Laerskool Vastrap 2018				Tournament 2018 Super 12
		date 2018-02-03	rnd 4	type Standard	result 1	date 2018-05-05	rnd 1	type Rapid	result 1
		Opponent Nkwe, T (Tumalano)				Opponent Bezuidenhout, DFT (Daniel)
3	2	Tournament Grenville 2019				Tournament Grenville 2019
		date 2019-06-08	rnd 2	type Standard	result 1	date 2019-06-08	rnd 3	type Standard	result 0.5
		Opponent Makgale, B (Bonolo)				Opponent Van Schalkwyk, J (Jurgens)

#	Games	Start				End
1	3	Tournament Laerskool Brits Tournament 2018				Tournament Lebone II Chess 2018
		date 2018-08-04	rnd 4	type Standard	result 1	date 2018-09-01	rnd 1	type Standard	result 1
		Opponent Byliefeldt, M (Mienke)				Opponent Schwim, R (Rinus)
2	2	Tournament Grenville 2019				Tournament Grenville 2019
		date 2019-06-08	rnd 2	type Standard	result 1	date 2019-06-08	rnd 3	type Standard	result 0.5
		Opponent Makgale, B (Bonolo)				Opponent Van Schalkwyk, J (Jurgens)
3	2	Tournament Inter Regional Chess Championship 2019				Tournament Inter Regional Chess Championship 2019
		date 2019-05-10	rnd 2	type Standard	result 0.5	date 2019-05-11	rnd 3	type Standard	result 1
		Opponent Van Rensburg, M (Marnus)				Opponent Cameron, LC (Levi Connor)

#	Games	Start				End
1	2	Tournament 2019 Super 12 Laerskole				Tournament 2019 Super 12 Laerskole
		date 2019-05-04	rnd 1	type Rapid	result 1	date 2019-05-04	rnd 2	type Rapid	result 1
		Opponent Wagenaar, J (Jeandre)				Opponent Van Der Schyff, A (Aiden)
2	1	Tournament 2018 Super 12				Tournament 2018 Super 12
		date 2018-05-05	rnd 4	type Rapid	result 1	date 2018-05-05	rnd 4	type Rapid	result 1
		Opponent Clark, W (William)				Opponent Clark, W (William)
3	1	Tournament 2018 Super 12				Tournament 2018 Super 12
		date 2018-05-05	rnd 1	type Rapid	result 1	date 2018-05-05	rnd 1	type Rapid	result 1
		Opponent Bezuidenhout, DFT (Daniel)				Opponent Bezuidenhout, DFT (Daniel)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Laerskool Brits Tournament 2018				Tournament Lebone II Chess 2018
		date 2018-08-04	rnd 4	type Standard	result 1	date 2018-09-01	rnd 1	type Standard	result 1
		Opponent Byliefeldt, M (Mienke)				Opponent Schwim, R (Rinus)
2	3	Tournament Laerskool Vastrap 2018				Tournament 2018 Super 12
		date 2018-02-03	rnd 4	type Standard	result 1	date 2018-05-05	rnd 1	type Rapid	result 1
		Opponent Nkwe, T (Tumalano)				Opponent Bezuidenhout, DFT (Daniel)
3	2	Tournament 2019 Super 12 Laerskole				Tournament 2019 Super 12 Laerskole
		date 2019-05-04	rnd 1	type Rapid	result 1	date 2019-05-04	rnd 2	type Rapid	result 1
		Opponent Wagenaar, J (Jeandre)				Opponent Van Der Schyff, A (Aiden)

#	Games	Start				End
1	3	Tournament Laerskool Brits Tournament 2018				Tournament Lebone II Chess 2018
		date 2018-08-04	rnd 4	type Standard	result 1	date 2018-09-01	rnd 1	type Standard	result 1
		Opponent Byliefeldt, M (Mienke)				Opponent Schwim, R (Rinus)
2	2	Tournament Laerskool Vastrap 2018				Tournament Laerskool Vastrap 2018
		date 2018-02-03	rnd 4	type Standard	result 1	date 2018-02-03	rnd 5	type Standard	result 1
		Opponent Nkwe, T (Tumalano)				Opponent Janse Van Vuuren, M (Mari)
3	1	Tournament Grenswag's Community Battle 2023				Tournament Grenswag's Community Battle 2023
		date 2023-04-22	rnd 5	type Standard	result 1	date 2023-04-22	rnd 5	type Standard	result 1
		Opponent Van Der Sandt, J (Jd)				Opponent Van Der Sandt, J (Jd)

#	Games	Start				End
1	2	Tournament 2019 Super 12 Laerskole				Tournament 2019 Super 12 Laerskole
		date 2019-05-04	rnd 1	type Rapid	result 1	date 2019-05-04	rnd 2	type Rapid	result 1
		Opponent Wagenaar, J (Jeandre)				Opponent Van Der Schyff, A (Aiden)
2	1	Tournament 2018 Super 12				Tournament 2018 Super 12
		date 2018-05-05	rnd 4	type Rapid	result 1	date 2018-05-05	rnd 4	type Rapid	result 1
		Opponent Clark, W (William)				Opponent Clark, W (William)
3	1	Tournament 2018 Super 12				Tournament 2018 Super 12
		date 2018-05-05	rnd 1	type Rapid	result 1	date 2018-05-05	rnd 1	type Rapid	result 1
		Opponent Bezuidenhout, DFT (Daniel)				Opponent Bezuidenhout, DFT (Daniel)

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	Byliefeldt ,M (Mienke)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
1	Byliefeldt ,M (Mienke)	3	1076.3	1218	3	1063.9	1218	0	0	0	0	0	0
2	Nkwe ,T (Tumalano)	2	2	425	2	2	425	0	0	0	0	0	0
2	Nkwe ,T (Tumalano)	2	1116.3	1541.3	2	1101.6	1541.3	0	0	0	0	0	0
3	Schwim ,R (Rinus)	2	1	0	2	1	0	0	0	0	0	0	0
3	Schwim ,R (Rinus)	2	1248.9	1248.9	2	1257.2	1248.9	0	0	0	0	0	0
4	Janse Van Vuuren ,M (Mari)	2	1	0	2	1	0	0	0	0	0	0	0
4	Janse Van Vuuren ,M (Mari)	2	1088	1088	2	1089.6	1088	0	0	0	0	0	0
5	Roos ,J (Justin)	2	0	-425	2	0	-425	0	0	0	0	0	0
5	Roos ,J (Justin)	2	1325.2	900.2	2	1329.8	900.2	0	0	0	0	0	0
6	Watt ,C (Chad)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Watt ,C (Chad)	1	1467.6	1042.6	1	1465.7	1042.6	0	0	0	0	0	0
7	Nortman ,WJ (Wilhelmus Johan)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Nortman ,WJ (Wilhelmus Johan)	1	1289.4	864.4	1	1296.6	864.4	0	0	0	0	0	0
8	Murwira ,D (Denzel)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Murwira ,D (Denzel)	1	1086.8	661.8	1	1084.4	661.8	0	0	0	0	0	0
9	Masilela ,K (Kholwa-Ku-Zimu)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Masilela ,K (Kholwa-Ku-Zimu)	1	868.8	443.8	1	930.4	443.8	0	0	0	0	0	0
10	Van Rensburg ,M (Marnus)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
10	Van Rensburg ,M (Marnus)	1	1174.6	1174.6	1	1169.5	1174.6	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Bossert, SW (Sam Werner)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms