Chess South Africa Ratings Database

PLAYER PAGE

Personal

De Kock, D (De-Han)

Chess SA id

1110099329

FIDE id

Date of birth

2011-01-28 (U16)

Gender

Male

Region

Bojanala Platina (NBR)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-02

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1456.8	1468.1	1203.6	1200
Raw rating	1456.8	1468.1	1203.6	1200
Weighted rating	1439.4	1434.3	1185.4	1200
Weighted performance	1281.4	1249.7	0	0
Floor	978.7	968.1	703.6	700
K-factor	32	32	36	36
Min/Max rating change allowed	115	113.2	165	165.8
Highest rating	1498.3 2024-07-01	1484 2024-07-01	1203.6 2025-09-01	1200 2018-10-01
Highest raw rating	1478.7 2024-08-01	1468.1 2024-08-01	1203.6 2025-09-01	1200 2024-02-01
Highest weighted rating	1432.8 2025-09-01	1417.8 2025-08-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1498.3 2024-07-01	1484 2024-07-01	1200 2020-01-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1456.8	1468.1	1203.6	1200
Analysis
Rating	1456.8	1468.1	1203.6	1200
Raw rating	1456.8	1468.1	1203.6	1200
Weighted rating	1439.4	1434.3	1185.4
Weighted performance	1281.4	1249.7	0
K-factor	32	32	36	36
Floor	978.7	968.1	703.6	700
Max/Min rating change allowed	115	113.2	165	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	1456.8	1468.1	1203.6	1200
New weighted rating	1445.1	1441.3	1187	1200
New weighted performance	1280.9	1249.2	0	0
Temp new rating	1456.8	1468.1	1203.6	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1456.8	1468.1	1203.6	1200
New K-factor	32	32	36	36
New floor	978.7	968.1	703.6	700

Item	Main	Standard	Rapid
	0	0	0
	5	0	5
	20	20	0
	10	5	5
	25	19	6
	0	0	0
History	132	116	16

Games since
	Main 25	Standard 20		Rapid 5		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	5	3	60	85	1232	1317
Standard	0	0	0	0	0	0
Rapid	5	3	60	85	1232	1317
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	132	79	59.85	83.7	1178.8	1262.6
Standard	116	70.5	60.78	91.6	1173.8	1265.4
Rapid	16	8.5	53.12	26.6	1215.7	1242.3
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1456.8	1468.1	1203.6	1200
2025-09-01	1456.8	1468.1	1203.6	1200
2025-08-01	1478.7	1468.1	1182	1200
2025-07-01	1478.7	1468.1	1182	1200
2025-06-01	1478.7	1468.1	1182	1200
2025-05-01	1478.7	1468.1	1182	1200
2025-04-01	1478.7	1468.1	1182	1200
2025-03-01	1478.7	1468.1	1182	1200
2025-02-01	1478.7	1468.1	1182	1200
2025-01-01	1478.7	1468.1	1182	1200
2024-12-01	1478.7	1468.1	1182	1200
2024-11-01	1478.7	1468.1	1182	1200
2024-10-01	1478.7	1468.1	1182	1200
2024-09-01	1478.7	1468.1	1182	1200
2024-08-01	1478.7	1468.1	1182	1200
2024-07-01	1261.7	1269.3	1182	1200
2024-06-01	1261.7	1269.3	1182	1200
2024-08-01	1238.1	1240.1	1182	1200
2024-04-01	1221.7	1221.7	1182	1200
2024-03-01	1221.7	1221.7	1182	1200
2024-02-01	1221.7	1221.7	1182	1200
2024-01-01	1221.7	1221.7	1182	1200
2023-12-01	1221.7	1221.7	1182	1200
2023-11-01	1221.7	1221.7	1182	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	Bojanala's Clash Of Schools 2025 (High School B)	2025-08-02	2025-08-02	Rapid	Bojanala Platina (NBR)	5	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Bojanala's Clash Of Schools 2025 (High School B)	2025-08-02	2025-08-02	Rapid	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
2	Bojanala's Clash Of Schools 2024 (U13)	2024-07-20	2024-07-20	Standard	Bojanala Platina (NBR)	5	5	5	Yes	Analysis
3	Hamakom's Pioneers Of The Board 2024 (Bishops)	2024-07-13	2024-07-13	Standard	Bojanala Platina (NBR)	5	5	4	Yes	Analysis
4	Schoemies' Kwaggarus Chess Getaway 2024 (Senior)	2024-05-18	2024-05-18	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
5	Bojanala Olienpark's One For The Ages 2024 (Bishops)	2024-04-20	2024-04-20	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
6	Bojanala School League 2023 (Primary School Open)	2023-08-19	2023-08-19	Rapid	Bojanala Platina (NBR)	5	5	2.5	Yes	Analysis
7	Harties Wolf Pack 2023 (Rooks)	2023-01-21	2023-01-21	Standard	Bojanala Platina (NBR)	5	5	1.5	Yes	Analysis
8	Super 8 Skaak 2022 (Seniors)	2022-10-14	2022-10-14	Rapid	Bojanala Platina (NBR)	7	6	3	Yes	Analysis
9	Larries The Final Wild Card Tournament 2022 (Bishops)	2022-09-17	2022-09-17	Standard	Bojanala Platina (NBR)	5	4	2	Yes	Analysis
10	Lebone II - Day of The Blue Army 2022 (C)	2022-09-03	2022-09-03	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
11	Bojanala Chess Federation Clash of Schools 2022 (PS Championship)	2022-07-22	2022-07-22	Standard	Bojanala Platina (NBR)	5	5	4	Yes	Analysis
12	RHS Know Thyself 2022 (C)	2022-04-23	2022-04-23	Standard	Bojanala Platina (NBR)	5	5	2	Yes	Analysis
13	Hoerskool Brits Toernooi 2020 (U10)	2020-03-14	2020-03-14	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
14	Laerskool Olienpark 2019 (U10)	2019-04-06	2019-04-06	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
15	Rustenburg Noord Primary Tournament 2019 (U10)	2019-02-09	2019-02-09	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
16	Laerskool Vastrap Tournament 2019 (D)	2019-02-23	2019-02-23	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
17	Fields College Open 2019 (U10)	2019-02-02	2019-02-02	Standard	Bojanala Platina (NBR)	5	5	4.5	Yes	Analysis
18	Hoerskool Brits Tournament 2019 (U10)	2019-02-09	2019-02-09	Standard	Bojanala Platina (NBR)	5	5	3.5	Yes	Analysis
19	2018 Tshwane Inter Region (U8C)	2018-12-01	2018-12-01	Standard	Cape Town (WCT)	6	5	3.5	Yes	Analysis
20	South African Junior Team Championships 2018 (U8B+U8 Girls)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	4	Yes	Analysis
21	Lebone II Chess 2018 (U8)	2018-09-01	2018-09-01	Standard	Cape Town (WCT)	5	5	2	Yes	Analysis
22	Bojanala Regionals 2018 (U8)	2018-09-15	2018-09-15	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
23	Boys and Girls 2018 (U8 Boys)	2018-08-25	2018-08-25	Standard	Dr Kenneth Kaunda (NWP)	5	5	3	Yes	Analysis
24	Laerskool Brits Tournament 2018 (U8)	2018-08-04	2018-08-04	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
25	Laerskool Olienpark 2018 (U8)	2018-04-21	2018-04-21	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
26	Hoerskool Brits 2018 (U8)	2018-03-17	2018-03-17	Standard	Bojanala Platina (NBR)	5	5	1.5	Yes	Analysis

#	Games	Start				End
1	9	Tournament South African Junior Team Championships 2018				Tournament Hoerskool Brits Tournament 2019
		date 2018-12-19	rnd 6	type Standard	result 1	date 2019-02-09	rnd 2	type Standard	result 1
		Opponent Yang, S (Selina)				Opponent Molefinyane, O (Omatla)
2	7	Tournament Hoerskool Brits 2018				Tournament Laerskool Olienpark 2018
		date 2018-03-17	rnd 4	type Standard	result 0.5	date 2018-04-21	rnd 5	type Standard	result 0.5
		Opponent Janse Van Rensburg, J (Jean-Jaques)				Opponent Maritz, L (Lienka)
3	5	Tournament Bojanala's Clash Of Schools 2024				Tournament Bojanala's Clash Of Schools 2024
		date 2024-07-20	rnd 1	type Standard	result 1	date 2024-07-20	rnd 5	type Standard	result 1
		Opponent Mmutlane, K (Kaone-Botshelo)				Opponent Combrink, L (Luanca)

#	Games	Start				End
1	9	Tournament South African Junior Team Championships 2018				Tournament Hoerskool Brits Tournament 2019
		date 2018-12-19	rnd 6	type Standard	result 1	date 2019-02-09	rnd 2	type Standard	result 1
		Opponent Yang, S (Selina)				Opponent Molefinyane, O (Omatla)
2	7	Tournament Hoerskool Brits 2018				Tournament Laerskool Olienpark 2018
		date 2018-03-17	rnd 4	type Standard	result 0.5	date 2018-04-21	rnd 5	type Standard	result 0.5
		Opponent Janse Van Rensburg, J (Jean-Jaques)				Opponent Maritz, L (Lienka)
3	5	Tournament Bojanala's Clash Of Schools 2024				Tournament Bojanala's Clash Of Schools 2024
		date 2024-07-20	rnd 1	type Standard	result 1	date 2024-07-20	rnd 5	type Standard	result 1
		Opponent Mmutlane, K (Kaone-Botshelo)				Opponent Combrink, L (Luanca)

#	Games	Start				End
1	2	Tournament Bojanala's Clash Of Schools 2025				Tournament Bojanala's Clash Of Schools 2025
		date 2025-08-02	rnd 2	type Rapid	result 1	date 2025-08-02	rnd 3	type Rapid	result 1
		Opponent Killian, E (Enrico)				Opponent Petlele, T (Tshiamo)
2	2	Tournament Bojanala School League 2023				Tournament Bojanala School League 2023
		date 2023-08-19	rnd 4	type Rapid	result 1	date 2023-08-19	rnd 5	type Rapid	result 0.5
		Opponent Sehunwe, L (Lethlogonolo)				Opponent Badukane, T (Tokelo)
3	2	Tournament Super 8 Skaak 2022				Tournament Super 8 Skaak 2022
		date 2022-10-14	rnd 1	type Rapid	result 1	date 2022-10-14	rnd 2	type Rapid	result 1
		Opponent Phillips, C (Chloe)				Opponent Steyn, W (Willem)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament Bojanala's Clash Of Schools 2024				Tournament Bojanala's Clash Of Schools 2024
		date 2024-07-20	rnd 1	type Standard	result 1	date 2024-07-20	rnd 5	type Standard	result 1
		Opponent Mmutlane, K (Kaone-Botshelo)				Opponent Combrink, L (Luanca)
2	4	Tournament Hamakom's Pioneers Of The Board 2024				Tournament Hamakom's Pioneers Of The Board 2024
		date 2024-07-13	rnd 1	type Standard	result 1	date 2024-07-13	rnd 4	type Standard	result 1
		Opponent Truyens, A (Anesta)				Opponent Nel, J (J-Lincoln)
3	4	Tournament Bojanala Olienpark's One For The Ages 2024				Tournament Schoemies' Kwaggarus Chess Getaway 2024
		date 2024-04-20	rnd 4	type Standard	result 1	date 2024-05-18	rnd 2	type Standard	result 1
		Opponent Khumalo, D (Dimpho)				Opponent Botes, M (Mine)

#	Games	Start				End
1	5	Tournament Bojanala's Clash Of Schools 2024				Tournament Bojanala's Clash Of Schools 2024
		date 2024-07-20	rnd 1	type Standard	result 1	date 2024-07-20	rnd 5	type Standard	result 1
		Opponent Mmutlane, K (Kaone-Botshelo)				Opponent Combrink, L (Luanca)
2	4	Tournament Hamakom's Pioneers Of The Board 2024				Tournament Hamakom's Pioneers Of The Board 2024
		date 2024-07-13	rnd 1	type Standard	result 1	date 2024-07-13	rnd 4	type Standard	result 1
		Opponent Truyens, A (Anesta)				Opponent Nel, J (J-Lincoln)
3	4	Tournament Bojanala Olienpark's One For The Ages 2024				Tournament Schoemies' Kwaggarus Chess Getaway 2024
		date 2024-04-20	rnd 4	type Standard	result 1	date 2024-05-18	rnd 2	type Standard	result 1
		Opponent Khumalo, D (Dimpho)				Opponent Botes, M (Mine)

#	Games	Start				End
1	2	Tournament Bojanala's Clash Of Schools 2025				Tournament Bojanala's Clash Of Schools 2025
		date 2025-08-02	rnd 2	type Rapid	result 1	date 2025-08-02	rnd 3	type Rapid	result 1
		Opponent Killian, E (Enrico)				Opponent Petlele, T (Tshiamo)
2	2	Tournament Super 8 Skaak 2022				Tournament Super 8 Skaak 2022
		date 2022-10-14	rnd 1	type Rapid	result 1	date 2022-10-14	rnd 2	type Rapid	result 1
		Opponent Phillips, C (Chloe)				Opponent Steyn, W (Willem)
3	1	Tournament Bojanala's Clash Of Schools 2025				Tournament Bojanala's Clash Of Schools 2025
		date 2025-08-02	rnd 5	type Rapid	result 1	date 2025-08-02	rnd 5	type Rapid	result 1
		Opponent Fourie, J (Josua)				Opponent Fourie, J (Josua)

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	Van Der Berg ,KW (Kai Willem)	6	4	141.7	6	4	141.7	0	0	0	0	0	0
1	Van Der Berg ,KW (Kai Willem)	6	1260.3	1402	6	1279.8	1402	0	0	0	0	0	0
2	Weber ,U (Ulrich)	4	4	425	4	4	425	0	0	0	0	0	0
2	Weber ,U (Ulrich)	4	1114.1	1539.1	4	1092.7	1539.1	0	0	0	0	0	0
3	Schwim ,X (Xander)	4	0.5	-318.8	4	0.5	-318.8	0	0	0	0	0	0
3	Schwim ,X (Xander)	4	1337.2	1018.4	4	1337.4	1018.4	0	0	0	0	0	0
4	Schwim ,R (Rinus)	3	0.5	-283.3	3	0.5	-283.3	0	0	0	0	0	0
4	Schwim ,R (Rinus)	3	1218.7	935.4	3	1214.8	935.4	0	0	0	0	0	0
5	Bester ,D (Daniel)	3	0	-425	3	0	-425	0	0	0	0	0	0
5	Bester ,D (Daniel)	3	1388.7	963.7	3	1391	963.7	0	0	0	0	0	0
6	Guneliev ,AA (Adriaan Antonov)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
6	Guneliev ,AA (Adriaan Antonov)	3	1227.1	1368.7	3	1231.4	1368.7	0	0	0	0	0	0
7	Nortman ,WJ (Wilhelmus Johan)	3	0.5	-283.3	3	0.5	-283.3	0	0	0	0	0	0
7	Nortman ,WJ (Wilhelmus Johan)	3	1281.3	998	3	1276.4	998	0	0	0	0	0	0
8	Jansen Van Vuuren ,M (Mari)	3	2	141.7	2	2	425	1	0	-425	0	0	0
8	Jansen Van Vuuren ,M (Mari)	3	1237.1	1378.7	2	1255.5	1662.1	1	1131.2	812.1	0	0	0
9	Maritz ,L (Lienka)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
9	Maritz ,L (Lienka)	2	1157.8	1370.3	2	1152	1370.3	0	0	0	0	0	0
10	Morkel ,DJ (Douglas Jonathan)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
10	Morkel ,DJ (Douglas Jonathan)	2	973.5	1186	2	942.6	1186	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

De Kock, D (De-Han)

Ratings

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Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms