Chess South Africa Ratings Database

PLAYER PAGE

Personal

De Jager, G (Gideon)

Chess SA id

1110140213

FIDE id

Date of birth

2011-06-13 (U16)

Gender

Male

Region

Sedibeng (GSV)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-10-04

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1393.6	1397.1	1238.9	1200
Raw rating	1392.6	1397.1	1238.9	1200
Weighted rating	1393.6	1394.5	1237.9	1200
Weighted performance	1179.3	1194.8	0	0
Floor	913.9	918.9	763.2	700
K-factor	32	32	36	36
Min/Max rating change allowed	126	125.2	156.9	165.8
Highest rating	1413.9 2024-05-01	1418.9 2024-09-01	1475.7 2023-10-01	1200 2018-10-01
Highest raw rating	1413.9 2024-05-01	1418.9 2024-09-01	1263.2 2024-02-01	1200 2024-02-01
Highest weighted rating	1392.6 2025-08-01	1391.2 2025-08-01	1263.2 2024-07-01	1200 2018-10-01
Highest weighted performance	1413.1 2024-04-01	1400 2024-08-01	1475.7 2023-10-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0.3	0	0	0
New rating	1393.8	1397.1	1238.9	1200
Analysis
Rating	1393.6	1397.1	1238.9	1200
Raw rating	1392.6	1397.1	1238.9	1200
Weighted rating	1393.6	1394.5	1237.9
Weighted performance	1179.3	1194.8	0
K-factor	32	32	36	36
Floor	913.9	918.9	763.2	700
Max/Min rating change allowed	126	125.2	156.9	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	1392.6	1397.1	1238.9	1200
New weighted rating	1393.8	1395.7	1237.6	1200
New weighted performance	1178.8	1194.3	0	0
Temp new rating	1393.8	1397.1	1238.9	1200
Temp new rating +/-	0.3	0	0	0
Final new rating +/-	0.3	0	0	0
New rating	1393.8	1397.1	1238.9	1200
New K-factor	32	32	36	36
New floor	913.9	918.9	763.2	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	26	19	7
	30	25	5
	24	24	0
	0	0	0
History	80	68	12

Games since
	Main 31	Standard 19		Rapid 12		Blitz 0
Gender	Male
Age group	U16
Region	Sedibeng (GSV)
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	80	49	61.25	95.6	1279.3	1374.9
Standard	68	42	61.76	100	1273.1	1373.1
Rapid	12	7	58.33	70.8	1314.6	1385.4
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1392.6	1397.1	1238.9	1200
2025-09-01	1392.6	1397.1	1238.9	1200
2025-08-01	1392.6	1397.1	1238.9	1200
2025-07-01	1392.1	1397.1	1238.9	1200
2025-06-01	1392.1	1397.1	1238.9	1200
2025-05-01	1392.1	1397.1	1238.8	1200
2025-04-01	1392.1	1397.1	1238.6	1200
2025-03-01	1392.1	1397.1	1238.2	1200
2025-02-01	1392.1	1397.1	1236.7	1200
2025-01-01	1392.1	1397.1	1221.1	1200
2024-12-01	1392.1	1397.1	1221.1	1200
2024-11-01	1392.1	1397.1	1221.1	1200
2024-10-01	1408.8	1418.9	1221.1	1200
2024-09-01	1408.8	1418.9	1221.1	1200
2024-08-01	1390.7	1397.3	1221.1	1200
2024-07-01	1413.9	1397.3	1263.2	1200
2024-06-01	1413.9	1397.3	1263.2	1200
2024-08-01	1413.9	1397.3	1263.2	1200
2024-04-01	1375.4	1344.4	1263.2	1200
2024-03-01	1375.4	1344.4	1263.2	1200
2024-02-01	1375.4	1344.4	1263.2	1200
2024-01-01	1354.1	1313.4	1263.2	1200
2023-12-01	1354.1	1313.4	1263.2	1200
2023-11-01	1354.1	1313.4	1263.2	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	Gauteng Top Schools 2024 (U13 Open)	2024-10-04	2024-10-04	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
2	Sedibeng East D7 Teams Trials 2024 (U13)	2024-08-03	2024-08-03	Standard	Sedibeng (GSV)	5	4	3	Yes	Analysis
3	Midvaal Winter Classic 13 July 2024 (D)	2024-07-13	2024-07-13	Rapid	Sedibeng (GSV)	7	7	3	Yes	Analysis
4	Hoerskool Overvaal Chess Open 2024 (C)	2024-04-20	2024-04-20	Standard	Sedibeng (GSV)	5	5	4	Yes	Analysis
5	2024 Gauteng Inter-Region Chess Championship (U14A)	2024-01-13	2024-01-14	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
6	Dr Pieter Hangelbroek Rapid 2023 (B)	2023-10-28	2023-10-28	Rapid	Sedibeng (GSV)	5	5	4	Yes	Analysis
7	2023 Gauteng Top Schools (U13 Mixed)	2023-08-18	2023-08-18	Standard	West Rand (GWR)	5	5	2	Yes	Analysis
8	Gauteng D7 Teams 2023 (U13)	2023-08-12	2023-08-12	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
9	Overvaal Ope Jul 2023 (C)	2023-07-22	2023-07-22	Standard	Sedibeng (GSV)	5	5	2.5	Yes	Analysis
10	Gauteng Schools D7 2023 (U13 Boys)	2023-05-20	2023-05-20	Standard	Sedibeng (GSV)	5	5	3.5	Yes	Analysis
11	Laerkool Midvaal Chess Open 2023 (D)	2023-01-28	2023-01-28	Standard	Sedibeng (GSV)	5	5	4	Yes	Analysis
12	Dr Peter Hangelbroek Open 2022 (E)	2022-10-29	2022-10-29	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
13	Overvaal Open 2022 (D)	2022-08-06	2022-08-06	Standard	Sedibeng (GSV)	5	5	3.5	Yes	Analysis
14	Eureka Open 2022 (F)	2022-07-30	2022-07-30	Standard	Sedibeng (GSV)	5	4	3	Yes	Analysis
15	Gaueng Schools D7 2022 (U11 Boys)	2022-06-04	2022-06-04	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
16	LS Vryheidsmonument Chess Open 2022 (D)	2022-05-07	2022-05-07	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis

#	Games	Start				End
1	6	Tournament Dr Pieter Hangelbroek Rapid 2023				Tournament 2024 Gauteng Inter-Region Chess Championship
		date 2023-10-28	rnd 2	type Rapid	result 1	date 2024-01-13	rnd 2	type Standard	result 1
		Opponent Campher, H (Hannah)				Opponent Liang, YX (Yi-Xuan (Bowie))
2	5	Tournament Eureka Open 2022				Tournament Overvaal Open 2022
		date 2022-07-30	rnd 4	type Standard	result 1	date 2022-08-06	rnd 3	type Standard	result 1
		Opponent Marais, A (Antionette)				Opponent Mogorosi, P (Pako)
3	4	Tournament Gauteng Schools D7 2023				Tournament Overvaal Ope Jul 2023
		date 2023-05-20	rnd 3	type Standard	result 0.5	date 2023-07-22	rnd 1	type Standard	result 1
		Opponent Diephu, M (Mdumiseni)				Opponent Mbelu, T (Thapelo)

#	Games	Start				End
1	5	Tournament Eureka Open 2022				Tournament Overvaal Open 2022
		date 2022-07-30	rnd 4	type Standard	result 1	date 2022-08-06	rnd 3	type Standard	result 1
		Opponent Marais, A (Antionette)				Opponent Mogorosi, P (Pako)
2	4	Tournament Gauteng Schools D7 2023				Tournament Overvaal Ope Jul 2023
		date 2023-05-20	rnd 3	type Standard	result 0.5	date 2023-07-22	rnd 1	type Standard	result 1
		Opponent Diephu, M (Mdumiseni)				Opponent Mbelu, T (Thapelo)
3	4	Tournament Laerkool Midvaal Chess Open 2023				Tournament Gauteng Schools D7 2023
		date 2023-01-28	rnd 3	type Standard	result 1	date 2023-05-20	rnd 1	type Standard	result 1
		Opponent Emanuel, C (Caitlin)				Opponent D`Ambrosio, G (Gohan)

#	Games	Start				End
1	6	Tournament Dr Pieter Hangelbroek Rapid 2023				Tournament Midvaal Winter Classic 13 July 2024
		date 2023-10-28	rnd 2	type Rapid	result 1	date 2024-07-13	rnd 2	type Rapid	result 1
		Opponent Campher, H (Hannah)				Opponent Dlamini, L (Lwazi)
2	1	Tournament Midvaal Winter Classic 13 July 2024				Tournament Midvaal Winter Classic 13 July 2024
		date 2024-07-13	rnd 5	type Rapid	result 1	date 2024-07-13	rnd 5	type Rapid	result 1
		Opponent Minnaar, R (Rochelle)				Opponent Minnaar, R (Rochelle)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Dr Pieter Hangelbroek Rapid 2023				Tournament Dr Pieter Hangelbroek Rapid 2023
		date 2023-10-28	rnd 2	type Rapid	result 1	date 2023-10-28	rnd 5	type Rapid	result 1
		Opponent Campher, H (Hannah)				Opponent Van Der Westhuizen, L (Leighton)
2	4	Tournament Laerkool Midvaal Chess Open 2023				Tournament Gauteng Schools D7 2023
		date 2023-01-28	rnd 3	type Standard	result 1	date 2023-05-20	rnd 1	type Standard	result 1
		Opponent Emanuel, C (Caitlin)				Opponent D`Ambrosio, G (Gohan)
3	3	Tournament Sedibeng East D7 Teams Trials 2024				Tournament Gauteng Top Schools 2024
		date 2024-08-03	rnd 4	type Standard	result 1	date 2024-10-04	rnd 1	type Standard	result 1
		Opponent Jersich, S (Shaun-Michael)				Opponent Van Vollenhoven, R (Reuben Francois)

#	Games	Start				End
1	4	Tournament Laerkool Midvaal Chess Open 2023				Tournament Gauteng Schools D7 2023
		date 2023-01-28	rnd 3	type Standard	result 1	date 2023-05-20	rnd 1	type Standard	result 1
		Opponent Emanuel, C (Caitlin)				Opponent D`Ambrosio, G (Gohan)
2	3	Tournament Sedibeng East D7 Teams Trials 2024				Tournament Gauteng Top Schools 2024
		date 2024-08-03	rnd 4	type Standard	result 1	date 2024-10-04	rnd 1	type Standard	result 1
		Opponent Jersich, S (Shaun-Michael)				Opponent Van Vollenhoven, R (Reuben Francois)
3	3	Tournament Hoerskool Overvaal Chess Open 2024				Tournament Hoerskool Overvaal Chess Open 2024
		date 2024-04-20	rnd 1	type Standard	result 1	date 2024-04-20	rnd 3	type Standard	result 1
		Opponent Nel, J (Jayce)				Opponent Coetzer, Z (Zinique)

#	Games	Start				End
1	6	Tournament Dr Pieter Hangelbroek Rapid 2023				Tournament Midvaal Winter Classic 13 July 2024
		date 2023-10-28	rnd 2	type Rapid	result 1	date 2024-07-13	rnd 2	type Rapid	result 1
		Opponent Campher, H (Hannah)				Opponent Dlamini, L (Lwazi)
2	1	Tournament Midvaal Winter Classic 13 July 2024				Tournament Midvaal Winter Classic 13 July 2024
		date 2024-07-13	rnd 5	type Rapid	result 1	date 2024-07-13	rnd 5	type Rapid	result 1
		Opponent Minnaar, R (Rochelle)				Opponent Minnaar, R (Rochelle)

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	Emanuel ,C (Caitlin)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
1	Emanuel ,C (Caitlin)	3	1211.2	1352.8	3	1203.5	1352.8	0	0	0	0	0	0
2	Myburgh ,V (Vaughn)	2	1	0	2	1	0	0	0	0	0	0	0
2	Myburgh ,V (Vaughn)	2	1404.7	1404.7	2	1410.9	1404.7	0	0	0	0	0	0
3	Coetzer ,Z (Zinique)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
3	Coetzer ,Z (Zinique)	2	1327.7	1540.2	2	1326.1	1540.2	0	0	0	0	0	0
4	Tolmay ,W (Walroux)	2	0	-425	2	0	-425	0	0	0	0	0	0
4	Tolmay ,W (Walroux)	2	1324.5	899.5	2	1327.2	899.5	0	0	0	0	0	0
5	Maseloane ,T (Tshepang)	2	1	0	2	1	0	0	0	0	0	0	0
5	Maseloane ,T (Tshepang)	2	1359.9	1359.9	2	1366.2	1359.9	0	0	0	0	0	0
6	Rajaram ,E (Ekavir)	2	1	0	2	1	0	0	0	0	0	0	0
6	Rajaram ,E (Ekavir)	2	1342.2	1342.2	2	1336.9	1342.2	0	0	0	0	0	0
7	Shongwe ,A (Akhona)	2	0	-425	2	0	-425	0	0	0	0	0	0
7	Shongwe ,A (Akhona)	2	1294.5	869.5	2	1308.8	869.5	0	0	0	0	0	0
8	Brand ,H (Henko)	2	1	0	2	1	0	0	0	0	0	0	0
8	Brand ,H (Henko)	2	1409	1409	2	1389.7	1409	0	0	0	0	0	0
9	Van De Venter ,Z (Zandre)	2	0	-425	1	0	-425	1	0	-425	0	0	0
9	Van De Venter ,Z (Zandre)	2	1402	977	1	1376.1	977	1	1379.2	977	0	0	0
10	Van Nieuwenhuizen ,J (Jacques)	2	0	-425	1	0	-425	1	0	-425	0	0	0
10	Van Nieuwenhuizen ,J (Jacques)	2	1350.9	925.9	1	1385.3	925.9	1	1183.8	925.9	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

De Jager, G (Gideon)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms