Chess South Africa Ratings Database

PLAYER PAGE

Personal

Grobbellaar, S (Shodrick)

Chess SA id

1060150986

FIDE id

Date of birth

2006-08-24 (U20)

Gender

Male

Region

Eden (WEG)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-03-09

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1112.9	1100.5	1200	1200
Raw rating	1112.9	1100.5	1200	1200
Weighted rating	1110.3	1098.1	1200	1200
Weighted performance	807.7	807.5	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	187.7	191.1	165.8	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2020-01-01	1200 2020-01-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2020-01-01	1200 2020-01-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1112.9	1100.5	1200	1200
Analysis
Rating	1112.9	1100.5	1200	1200
Raw rating	1112.9	1100.5	1200	1200
Weighted rating	1110.3	1098.1	1200
Weighted performance	807.7	807.5	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	187.7	191.1	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	1112.9	1100.5	1200	1200
New weighted rating	1110.3	1098.1	1200	1200
New weighted performance	807.3	807.2	0	0
Temp new rating	1112.9	1100.5	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1112.9	1100.5	1200	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard
	0	0
	0	0
	14	14
	10	10
	0	0
	0	0
History	24	24

Games since
	Main 14	Standard 14		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Eden (WEG)
Province	Western Cape (WC)
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	24	7.5	31.25	-159.4	1215.9	1056.5
Standard	24	7.5	31.25	-159.4	1215.9	1056.5
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1112.9	1100.5	1200	1200
2025-09-01	1112.9	1100.5	1200	1200
2025-08-01	1112.9	1100.5	1200	1200
2025-07-01	1112.9	1100.5	1200	1200
2025-06-01	1112.9	1100.5	1200	1200
2025-05-01	1112.9	1100.5	1200	1200
2025-04-01	1112.9	1100.5	1200	1200
2025-03-01	1112.9	1100.5	1200	1200
2025-02-01	1112.8	1100.4	1200	1200
2025-01-01	1102.8	1090.8	1200	1200
2024-12-01	1102.8	1090.8	1200	1200
2024-11-01	1102.8	1090.8	1200	1200
2024-10-01	1102.8	1090.8	1200	1200
2024-09-01	1102.8	1090.8	1200	1200
2024-08-01	1102.8	1090.8	1200	1200
2024-07-01	1102.8	1090.8	1200	1200
2024-06-01	1102.8	1090.8	1200	1200
2024-08-01	1102.8	1090.8	1200	1200
2024-04-01	1102.8	1090.8	1200	1200
2024-03-01	1124	1114.8	1200	1200
2024-02-01	1137.6	1123.6	1200	1200
2024-01-01	1137.6	1123.6	1200	1200
2023-12-01	1137.6	1123.6	1200	1200
2023-11-01	1137.6	1123.6	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	Eden School Chess Trials 1 2024 (U18 Boys)	2024-03-09	2024-03-09	Standard	Eden (WEG)	5	5	1	Yes	Analysis
2	Kannaland Proewe 2 2024 (U18 Boys)	2024-02-24	2024-02-24	Standard	Eden (WEG)	5	4	1	Yes	Analysis
3	Kannaland Proewe 1 (U18 Boys)	2024-02-17	2024-02-17	Standard	Eden (WEG)	5	5	2	Yes	Analysis
4	Eden Trails 1 2023 (U17 Boys)	2023-03-11	2023-03-11	Standard	Eden (WEG)	5	5	1	Yes	Analysis
5	Kannaland Proewe 1 2023 (U17 Boys)	2023-02-18	2023-02-18	Standard	Eden (WEG)	5	5	2.5	Yes	Analysis

#	Games	Start				End
1	2	Tournament Kannaland Proewe 1 2023				Tournament Kannaland Proewe 1 2023
		date 2023-02-18	rnd 2	type Standard	result 1	date 2023-02-18	rnd 3	type Standard	result 0.5
		Opponent Muller, L (Logan)				Opponent Macrew, V (Venando)
2	1	Tournament Eden School Chess Trials 1 2024				Tournament Eden School Chess Trials 1 2024
		date 2024-03-09	rnd 1	type Standard	result 1	date 2024-03-09	rnd 1	type Standard	result 1
		Opponent Barnard, S (Schalk)				Opponent Barnard, S (Schalk)
3	1	Tournament Kannaland Proewe 1				Tournament Kannaland Proewe 1
		date 2024-02-17	rnd 5	type Standard	result 1	date 2024-02-17	rnd 5	type Standard	result 1
		Opponent Jantjies, S (Shaun-Michael)				Opponent Jantjies, S (Shaun-Michael)

#	Games	Start				End
1	2	Tournament Kannaland Proewe 1 2023				Tournament Kannaland Proewe 1 2023
		date 2023-02-18	rnd 2	type Standard	result 1	date 2023-02-18	rnd 3	type Standard	result 0.5
		Opponent Muller, L (Logan)				Opponent Macrew, V (Venando)
2	1	Tournament Eden School Chess Trials 1 2024				Tournament Eden School Chess Trials 1 2024
		date 2024-03-09	rnd 1	type Standard	result 1	date 2024-03-09	rnd 1	type Standard	result 1
		Opponent Barnard, S (Schalk)				Opponent Barnard, S (Schalk)
3	1	Tournament Kannaland Proewe 1				Tournament Kannaland Proewe 1
		date 2024-02-17	rnd 5	type Standard	result 1	date 2024-02-17	rnd 5	type Standard	result 1
		Opponent Jantjies, S (Shaun-Michael)				Opponent Jantjies, S (Shaun-Michael)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Eden School Chess Trials 1 2024				Tournament Eden School Chess Trials 1 2024
		date 2024-03-09	rnd 1	type Standard	result 1	date 2024-03-09	rnd 1	type Standard	result 1
		Opponent Barnard, S (Schalk)				Opponent Barnard, S (Schalk)
2	1	Tournament Kannaland Proewe 1				Tournament Kannaland Proewe 1
		date 2024-02-17	rnd 5	type Standard	result 1	date 2024-02-17	rnd 5	type Standard	result 1
		Opponent Jantjies, S (Shaun-Michael)				Opponent Jantjies, S (Shaun-Michael)
3	1	Tournament Kannaland Proewe 1				Tournament Kannaland Proewe 1
		date 2024-02-17	rnd 1	type Standard	result 1	date 2024-02-17	rnd 1	type Standard	result 1
		Opponent Booysen, W (Whandre)				Opponent Booysen, W (Whandre)

#	Games	Start				End
1	1	Tournament Eden School Chess Trials 1 2024				Tournament Eden School Chess Trials 1 2024
		date 2024-03-09	rnd 1	type Standard	result 1	date 2024-03-09	rnd 1	type Standard	result 1
		Opponent Barnard, S (Schalk)				Opponent Barnard, S (Schalk)
2	1	Tournament Kannaland Proewe 1				Tournament Kannaland Proewe 1
		date 2024-02-17	rnd 5	type Standard	result 1	date 2024-02-17	rnd 5	type Standard	result 1
		Opponent Jantjies, S (Shaun-Michael)				Opponent Jantjies, S (Shaun-Michael)
3	1	Tournament Kannaland Proewe 1				Tournament Kannaland Proewe 1
		date 2024-02-17	rnd 1	type Standard	result 1	date 2024-02-17	rnd 1	type Standard	result 1
		Opponent Booysen, W (Whandre)				Opponent Booysen, W (Whandre)

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	Pieterse ,K (Kaynell)	2	0	-425	2	0	-425	0	0	0	0	0	0
1	Pieterse ,K (Kaynell)	2	1178.8	753.8	2	1177.1	753.8	0	0	0	0	0	0
2	Anta ,P (Paton)	2	0	-425	2	0	-425	0	0	0	0	0	0
2	Anta ,P (Paton)	2	1263	838	2	1272.7	838	0	0	0	0	0	0
3	Arendse ,R (Rayden)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Arendse ,R (Rayden)	1	1158.1	733.1	1	1153.1	733.1	0	0	0	0	0	0
4	Erasmus ,T (Tristan)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Erasmus ,T (Tristan)	1	1129.2	704.2	1	1117.9	704.2	0	0	0	0	0	0
5	Booysen ,W (Whandre)	1	1	425	1	1	425	0	0	0	0	0	0
5	Booysen ,W (Whandre)	1	1276.8	1701.8	1	1282.9	1701.8	0	0	0	0	0	0
6	Guyo ,I (Isheanesu)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Guyo ,I (Isheanesu)	1	1349.9	924.9	1	1363	924.9	0	0	0	0	0	0
7	Bezuidenhout ,J (Jacques)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Bezuidenhout ,J (Jacques)	1	1150.8	725.8	1	1148.2	725.8	0	0	0	0	0	0
8	Gentle ,M (Mathew)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Gentle ,M (Mathew)	1	1229.7	804.7	1	1221.2	804.7	0	0	0	0	0	0
9	Magwebu ,L (Luyabusiswa)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Magwebu ,L (Luyabusiswa)	1	1173.3	748.3	1	1166	748.3	0	0	0	0	0	0
10	Faurie ,D (Dawie)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Faurie ,D (Dawie)	1	1206.5	781.5	1	1198.9	781.5	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Grobbellaar, S (Shodrick)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms