Chess South Africa Ratings Database

PLAYER PAGE

Personal

Geswindt, C (Callum)

Chess SA id

1110119453

FIDE id

Date of birth

2011-09-05 (U16)

Gender

Male

Region

Eden (WEG)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-07

Personal details last changed

1900-01-01

Junior GPX Games

30.7

Junior GPX Points

1242.6

Item	Main	Standard	Rapid	Blitz
Rating	1244.4	1246.4	1212	1200
Raw rating	1243.6	1243.8	1212	1200
Weighted rating	1189.4	1175.4	1195.8	1200
Weighted performance	1244.4	1246.4	0	0
Floor	746.3	743.8	712	700
K-factor	36	36	36	36
Min/Max rating change allowed	155.8	155.8	163	165.8
Highest rating	1266.7 2025-09-01	1263.6 2020-01-01	1212 2024-11-01	1200 2018-10-01
Highest raw rating	1246.3 2025-09-01	1243.8 2025-09-30	1212 2024-11-01	1200 2024-02-01
Highest weighted rating	1212 2018-10-01	1210.8 2020-02-01	1212 2018-10-01	1200 2018-10-01
Highest weighted performance	1266.7 2025-09-01	1263.6 2020-01-01	1200 2018-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-0.8	-2.6	0	0
New rating	1243.6	1243.8	1212	1200
Analysis
Rating	1244.4	1246.4	1212	1200
Raw rating	1243.6	1243.8	1212	1200
Weighted rating	1189.4	1175.4	1195.8
Weighted performance	1244.4	1246.4	0
K-factor	36	36	36	36
Floor	746.3	743.8	712	700
Max/Min rating change allowed	155.8	155.8	163	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	1243.6	1243.8	1212	1200
New weighted rating	1195.2	1181.8	1198.5	1200
New weighted performance	1236.8	1238.8	0	0
Temp new rating	1243.6	1243.8	1212	1200
Temp new rating +/-	-0.8	-2.6	0	0
Final new rating +/-	-0.8	-2.6	0	0
New rating	1243.6	1243.8	1212	1200
New K-factor	36	36	36	36
New floor	746.3	743.8	712	700

Item	Main	Standard	Rapid
	0	0	0
	29	29	0
	20	15	5
	0	0	0
	9	9	0
	0	0	0
History	73	63	10

Games since
	Main 49	Standard 44		Rapid 5		Blitz 0
Gender	Male
Age group	U16
Region	Eden (WEG)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	3769		1247		341
Male	2874		903		237
U16	612		210		60
U16 Male	434		139		41
Standard
	RSA		Province		Region
Overall	3676		1046		357
Male	2815		740		244
U16	608		190		69
U16 Male	441		126		48
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	29	13.5	46.55	-29.3	1291.1	1261.8
Standard	29	13.5	46.55	-29.3	1291.1	1261.8
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	73	30.5	41.78	-69.9	1263	1193.1
Standard	63	25.5	40.48	-81	1265.6	1184.6
Rapid	10	5	50	0	1246.7	1246.7
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1243.6	1243.8	1212	1200
2025-09-30	1243.6	1243.8	1212	1200
2025-09-01	1246.3	1240.6	1212	1200
2025-08-01	1196.6	1175.4	1212	1200
2025-07-01	1212	1187.4	1212	1200
2025-06-01	1212	1187.4	1212	1200
2025-05-01	1212	1187.4	1212	1200
2025-04-01	1212	1187.4	1212	1200
2025-03-01	1201.9	1182.9	1212	1200
2025-02-01	1156.1	1137.8	1212	1200
2025-01-01	1156.1	1112.1	1212	1200
2024-12-01	1156.1	1112.1	1212	1200
2024-11-01	1156.1	1112.1	1212	1200
2024-10-01	1108.2	1112.1	1138.4	1200
2024-09-01	1108.2	1112.1	1138.4	1200
2024-08-01	1108.2	1112.1	1138.4	1200
2024-07-01	1138.1	1145.9	1138.4	1200
2024-09-01	1138.1	1145.9	1138.4	1200
2024-05-01	1138.1	1145.9	1138.4	1200
2024-04-01	1138.1	1145.9	1138.4	1200
2024-03-01	1179.6	1193.1	1138.4	1200
2024-02-01	1155.7	1170.4	1138.4	1200
2024-01-01	1155.7	1170.4	1138.4	1200
2023-12-01	1155.7	1170.4	1138.4	1200

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Western Cape Schools - Top Schools 2025 (U15)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	6	6	2.5	Yes	Analysis
2	Eden Top Schools 2025 (U15)	2025-08-16	2025-08-16	Standard	Eden (WEG)	5	5	4	Yes	Analysis
3	George Top Schools 2025 (U15)	2025-07-26	2025-07-26	Standard	Eden (WEG)	5	3	0.5	Yes	Analysis
4	George Schools Chess Trials 3 2025 (U15 Boys)	2025-03-01	2025-03-01	Standard	Eden (WEG)	5	5	2	Yes	Analysis
5	George Schools Chess Trials 2 2025 (U15 Boys)	2025-02-15	2025-02-15	Standard	Eden (WEG)	5	5	2.5	Yes	Analysis
6	George Schools Chess Trials 1 2025 (U15 Boys)	2025-02-01	2025-02-01	Standard	Eden (WEG)	5	5	2	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Western Cape Schools - Top Schools 2025 (U15)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	6	6	2.5	Yes	Analysis
2	Eden Top Schools 2025 (U15)	2025-08-16	2025-08-16	Standard	Eden (WEG)	5	5	4	Yes	Analysis
3	George Top Schools 2025 (U15)	2025-07-26	2025-07-26	Standard	Eden (WEG)	5	3	0.5	Yes	Analysis
4	George Schools Chess Trials 3 2025 (U15 Boys)	2025-03-01	2025-03-01	Standard	Eden (WEG)	5	5	2	Yes	Analysis
5	George Schools Chess Trials 2 2025 (U15 Boys)	2025-02-15	2025-02-15	Standard	Eden (WEG)	5	5	2.5	Yes	Analysis
6	George Schools Chess Trials 1 2025 (U15 Boys)	2025-02-01	2025-02-01	Standard	Eden (WEG)	5	5	2	Yes	Analysis
7	George Suid Senior Skaaktoernooi 2024	2024-10-26	2024-10-26	Rapid	Eden (WEG)	5	5	4	Yes	Analysis
8	George Primary Top Schools 2024 (U13)	2024-07-20	2024-07-20	Standard	Eden (WEG)	5	5	0.5	Yes	Analysis
9	George Schools Trials 3 2024 (U13 Boys)	2024-03-02	2024-03-02	Standard	Eden (WEG)	5	5	1	Yes	Analysis
10	George Schools Trials 2 2024 (U13 Boys)	2024-02-17	2024-02-17	Standard	Eden (WEG)	5	5	2	Yes	Analysis
11	George Topskole 2022 (O11)	2022-07-30	2022-07-30	Standard	Eden (WEG)	5	5	2.5	Yes	Analysis
12	George Trials 2 2022 (U11)	2022-02-12	2022-02-12	Standard	Eden (WEG)	5	4	1.5	Yes	Analysis
13	George Trial 2 2020 (U10)	2020-02-08	2020-02-08	Standard	Eden (WEG)	5	5	1.5	Yes	Analysis
14	George Trial 1 2020 (U10)	2020-01-25	2020-01-25	Standard	Eden (WEG)	5	5	3	Yes	Analysis
15	George Suid Junior Skaaktoernooi 2019	2019-10-19	2019-10-19	Rapid	Eden (WEG)	5	5	1	Yes	Analysis

#	Games	Start				End
1	4	Tournament George Suid Senior Skaaktoernooi 2024				Tournament George Suid Senior Skaaktoernooi 2024
		date 2024-10-26	rnd 1	type Rapid	result 1	date 2024-10-26	rnd 4	type Rapid	result 1
		Opponent Gouws, C (Chante)				Opponent Fredericks, B (Bethany)
2	3	Tournament George Topskole 2022				Tournament George Topskole 2022
		date 2022-07-30	rnd 2	type Standard	result 1	date 2022-07-30	rnd 4	type Standard	result 0.5
		Opponent Poulton, G (Grace)				Opponent Kuyler, E (Elri)
3	2	Tournament Eden Top Schools 2025				Tournament Eden Top Schools 2025
		date 2025-08-16	rnd 4	type Standard	result 1	date 2025-08-16	rnd 5	type Standard	result 1
		Opponent Davids, J (Joaquin)				Opponent Tahintsholo, I (Imange)

#	Games	Start				End
1	3	Tournament George Topskole 2022				Tournament George Topskole 2022
		date 2022-07-30	rnd 2	type Standard	result 1	date 2022-07-30	rnd 4	type Standard	result 0.5
		Opponent Poulton, G (Grace)				Opponent Kuyler, E (Elri)
2	2	Tournament Eden Top Schools 2025				Tournament Eden Top Schools 2025
		date 2025-08-16	rnd 4	type Standard	result 1	date 2025-08-16	rnd 5	type Standard	result 1
		Opponent Davids, J (Joaquin)				Opponent Tahintsholo, I (Imange)
3	2	Tournament Eden Top Schools 2025				Tournament Eden Top Schools 2025
		date 2025-08-16	rnd 1	type Standard	result 1	date 2025-08-16	rnd 2	type Standard	result 1
		Opponent Hartnick, E (Enrico)				Opponent Van Rooyen, S (Shayla)

#	Games	Start				End
1	4	Tournament George Suid Senior Skaaktoernooi 2024				Tournament George Suid Senior Skaaktoernooi 2024
		date 2024-10-26	rnd 1	type Rapid	result 1	date 2024-10-26	rnd 4	type Rapid	result 1
		Opponent Gouws, C (Chante)				Opponent Fredericks, B (Bethany)
2	2	Tournament George Suid Junior Skaaktoernooi 2019				Tournament George Suid Junior Skaaktoernooi 2019
		date 2019-10-19	rnd 2	type Rapid	result 0.5	date 2019-10-19	rnd 3	type Rapid	result 0.5
		Opponent Singeni, M (Mangenkosi)				Opponent Schuch, H (Hailey)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament George Suid Senior Skaaktoernooi 2024				Tournament George Suid Senior Skaaktoernooi 2024
		date 2024-10-26	rnd 1	type Rapid	result 1	date 2024-10-26	rnd 4	type Rapid	result 1
		Opponent Gouws, C (Chante)				Opponent Fredericks, B (Bethany)
2	2	Tournament Eden Top Schools 2025				Tournament Eden Top Schools 2025
		date 2025-08-16	rnd 4	type Standard	result 1	date 2025-08-16	rnd 5	type Standard	result 1
		Opponent Davids, J (Joaquin)				Opponent Tahintsholo, I (Imange)
3	2	Tournament Eden Top Schools 2025				Tournament Eden Top Schools 2025
		date 2025-08-16	rnd 1	type Standard	result 1	date 2025-08-16	rnd 2	type Standard	result 1
		Opponent Hartnick, E (Enrico)				Opponent Van Rooyen, S (Shayla)

#	Games	Start				End
1	2	Tournament Eden Top Schools 2025				Tournament Eden Top Schools 2025
		date 2025-08-16	rnd 4	type Standard	result 1	date 2025-08-16	rnd 5	type Standard	result 1
		Opponent Davids, J (Joaquin)				Opponent Tahintsholo, I (Imange)
2	2	Tournament Eden Top Schools 2025				Tournament Eden Top Schools 2025
		date 2025-08-16	rnd 1	type Standard	result 1	date 2025-08-16	rnd 2	type Standard	result 1
		Opponent Hartnick, E (Enrico)				Opponent Van Rooyen, S (Shayla)
3	2	Tournament George Topskole 2022				Tournament George Topskole 2022
		date 2022-07-30	rnd 2	type Standard	result 1	date 2022-07-30	rnd 3	type Standard	result 1
		Opponent Poulton, G (Grace)				Opponent Griebenauw, E (Emmerich)

#	Games	Start				End
1	4	Tournament George Suid Senior Skaaktoernooi 2024				Tournament George Suid Senior Skaaktoernooi 2024
		date 2024-10-26	rnd 1	type Rapid	result 1	date 2024-10-26	rnd 4	type Rapid	result 1
		Opponent Gouws, C (Chante)				Opponent Fredericks, B (Bethany)

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	Lengisi ,S (Simtha)	4	0	-425	4	0	-425	0	0	0	0	0	0
1	Lengisi ,S (Simtha)	4	1289.3	864.3	4	1286.6	864.3	0	0	0	0	0	0
2	Petersen ,S (Shenwin)	2	0	-425	2	0	-425	0	0	0	0	0	0
2	Petersen ,S (Shenwin)	2	1405.4	980.4	2	1437.2	980.4	0	0	0	0	0	0
3	Brink ,A (Andrew)	2	0	-425	2	0	-425	0	0	0	0	0	0
3	Brink ,A (Andrew)	2	1410.9	985.9	2	1393.8	985.9	0	0	0	0	0	0
4	Buhrs ,J (Jethro)	2	0	-425	2	0	-425	0	0	0	0	0	0
4	Buhrs ,J (Jethro)	2	1360.8	935.8	2	1328.9	935.8	0	0	0	0	0	0
5	Winster ,K (Kaylum)	2	0	-425	2	0	-425	0	0	0	0	0	0
5	Winster ,K (Kaylum)	2	1361.9	936.9	2	1376.4	936.9	0	0	0	0	0	0
6	Van der Merwe ,E (Evan)	2	1	0	2	1	0	0	0	0	0	0	0
6	Van der Merwe ,E (Evan)	2	1199.6	1199.6	2	1199.4	1199.6	0	0	0	0	0	0
7	Da Silva ,D (Darren)	2	0	-425	2	0	-425	0	0	0	0	0	0
7	Da Silva ,D (Darren)	2	1283.6	858.6	2	1305.9	858.6	0	0	0	0	0	0
8	Mouton ,P (Paul)	2	0	-425	1	0	-425	1	0	-425	0	0	0
8	Mouton ,P (Paul)	2	1268.2	843.2	1	1339.1	843.2	1	1200	843.2	0	0	0
9	Griebenauw ,E (Emmerich)	1	1	425	1	1	425	0	0	0	0	0	0
9	Griebenauw ,E (Emmerich)	1	1224.4	1649.4	1	1232.5	1649.4	0	0	0	0	0	0
10	Geldenhuys ,M (Marcell)	1	1	425	1	1	425	0	0	0	0	0	0
10	Geldenhuys ,M (Marcell)	1	1200	1625	1	1200	1625	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Geswindt, C (Callum)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms