Chess South Africa Ratings Database

PLAYER PAGE

Personal

Combrinck, J (Janeske)

Chess SA id

210086569

FIDE id

Date of birth

2010-02-23 (U16)

Gender

Female

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	1377.3	1312.9	919.5	662.2
Raw rating	1377.3	1312.9	919.5	662.2
Weighted rating	1336	1312.9	759.9	662.2
Weighted performance	997	500.9	0	0
Floor	894.6	883.1	500	500
K-factor	36	36	40	40
Min/Max rating change allowed	128.8	141.2	247.3	356.8
Highest rating	1402.6 2020-01-01	1391.1 2020-01-01	1200 2024-03-01	1200 2024-03-01
Highest raw rating	1394.6 2020-02-01	1383.1 2020-02-01	919.5 2025-09-01	662.2 2024-03-01
Highest weighted rating	1394.6 2024-07-01	1383.1 2024-07-01	726.4 2025-09-01	662.2 2024-11-01
Highest weighted performance	1402.6 2020-01-01	1391.1 2020-01-01	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1377.3	1312.9	919.5	662.2
Analysis
Rating	1377.3	1312.9	919.5	662.2
Raw rating	1377.3	1312.9	919.5	662.2
Weighted rating	1336	1312.9	759.9
Weighted performance	997	500.9	0
K-factor	36	36	40	40
Floor	894.6	883.1	500	500
Max/Min rating change allowed	128.8	141.2	247.3	356.8
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	1377.3	1312.9	919.5	662.2
New weighted rating	1339.6	1312.9	775.3	662.2
New weighted performance	989.2	493.3	0	0
Temp new rating	1377.3	1312.9	919.5	662.2
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1377.3	1312.9	919.5	662.2
New K-factor	36	36	40	40
New floor	894.6	883.1	500	500

Item	Main	Standard	Rapid
	0	0	0
	5	0	5
	5	0	5
	0	0	0
	5	5	0
	0	0	0
History	145	135	10

Games since
	Main 10	Standard 0		Rapid 10		Blitz 0
Gender	Female
Age group	U16
Region	Bojanala Platina (NBR)
Province	Northwest (NW)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-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	5	100	425	1242	1667
Standard	0	0	0	0	0	0
Rapid	5	5	100	425	1242	1667
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	117	75	64.1	119.9	1043.2	1163
Standard	107	68.5	64.02	119.2	1019.1	1138.2
Rapid	10	6.5	65	127.5	1301.3	1428.8
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1377.3	1312.9	919.5	662.2
2025-09-30	1377.3	1312.9	919.5	662.2
2025-09-01	1377.3	1312.9	919.5	662.2
2025-08-01	1325.3	1312.9	721.4	662.2
2025-07-01	1325.3	1312.9	721.4	662.2
2025-06-01	1325.3	1312.9	721.4	662.2
2025-05-01	1325.3	1312.9	721.4	662.2
2025-04-01	1325.3	1312.9	721.4	662.2
2025-03-01	1325.3	1312.9	721.4	662.2
2025-02-01	1324.9	1312.9	721.4	662.2
2025-01-01	1315.2	1312.9	721.4	662.2
2024-12-01	1315.2	1312.9	721.4	662.2
2024-11-01	1315.2	1312.9	721.4	662.2
2024-10-01	1315.2	1312.9	721.4	662.2
2024-09-01	1315.2	1312.9	721.4	662.2
2024-08-01	1315.2	1312.9	721.4	662.2
2024-07-01	1334.2	1312.9	662.2	662.2
2024-09-01	1334.2	1312.9	662.2	662.2
2024-05-01	1334.2	1312.9	662.2	662.2
2024-04-01	1334.2	1312.9	662.2	662.2
2024-03-01	1334.2	1312.9	662.2	662.2
2024-02-01	1334.2	1312.9	662.2	662.2
2024-01-01	1334.2	1312.9	662.2	662.2
2023-12-01	1334.2	1312.9	662.2	662.2

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 (Championship Girls)	2025-08-02	2025-08-02	Rapid	Bojanala Platina (NBR)	5	5	5	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 (Championship Girls)	2025-08-02	2025-08-02	Rapid	Bojanala Platina (NBR)	5	5	5	Yes	Analysis
2	Bojanala's Clash Of Schools - Secondary 2024 (U15)	2024-07-27	2024-07-27	Rapid	Bojanala Platina (NBR)	5	5	1.5	Yes	Analysis
3	Bojanala Chess Federation Clash of Schools 2022 (PS Championship)	2022-07-22	2022-07-22	Standard	Bojanala Platina (NBR)	5	5	4	Yes	Analysis
4	Laerskool Proteapark 2020 (B)	2020-02-29	2020-02-29	Standard	Bojanala Platina (NBR)	5	5	1	Yes	Analysis
5	2019 South African Junior Team Championships (U10 Girls)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	6	Yes	Analysis
6	Selly Park 2019 (B)	2019-10-05	2019-10-05	Standard	Bojanala Platina (NBR)	5	5	1	Yes	Analysis
7	NW Open 2019 (U10)	2019-10-12	2019-10-12	Standard	Bojanala Platina (NBR)	5	5	4	Yes	Analysis
8	Inter Region 2019 (U10 Girls)	2019-10-19	2019-10-19	Standard	Bojanala Platina (NBR)	5	4	3	Yes	Analysis
9	Lebone II 2019 (U10)	2019-09-14	2019-09-14	Standard	Bojanala Platina (NBR)	5	5	4	Yes	Analysis
10	Laerskool Rustenburg 2019 (U10)	2019-08-17	2019-08-17	Standard	Bojanala Platina (NBR)	5	5	2.5	Yes	Analysis
11	Grenville 2019 (U10)	2019-06-08	2019-06-08	Standard	Bojanala Platina (NBR)	5	5	4	Yes	Analysis
12	Inter Regional Chess Championship 2019 (U8-U12 Girls)	2019-05-10	2019-05-11	Standard	Mangaung (FMB)	5	5	4	Yes	Analysis
13	Laerskool Proteapark 2019 (C)	2019-05-18	2019-05-18	Standard	Bojanala Platina (NBR)	5	5	4.5	Yes	Analysis
14	Hoerskool Rustenburg Skaak 2019 (U10)	2019-04-13	2019-04-13	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	Fields College Open 2019 (U10)	2019-02-02	2019-02-02	Standard	Bojanala Platina (NBR)	5	5	4	Yes	Analysis
17	Inter Regional 2018 (U10 Individual)	2018-05-04	2018-05-05	Standard	Frances Baard (NCF)	5	5	3.5	Yes	Analysis
18	Laerskool Proteapark Chess 2018 (D)	2018-05-19	2018-05-19	Standard	Bojanala Platina (NBR)	5	5	2	Yes	Analysis
19	2018 South African Junior Closed Chess Championships (U8 Girls)	2018-04-01	2018-04-07	Standard	Chess South Africa (CSA)	11	10	4.5	Yes	Analysis
20	Laerskool Rustenburg 2018 (Primary School Girls)	2018-03-24	2018-03-24	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
21	Laerskool Vastrap 2018 (U10)	2018-02-03	2018-02-03	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
22	South African Junior Team Championships 2017 (U8B+U8 Girls)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	6	4.5	Yes	Analysis

#	Games	Start				End
1	9	Tournament Inter Regional Chess Championship 2019				Tournament Grenville 2019
		date 2019-05-11	rnd 4	type Standard	result 1	date 2019-06-08	rnd 2	type Standard	result 1
		Opponent Janse Van Vuuren, M (Mari)				Opponent Legwale, L (Lesedi)
2	5	Tournament Bojanala's Clash Of Schools 2025				Tournament Bojanala's Clash Of Schools 2025
		date 2025-08-02	rnd 1	type Rapid	result 1	date 2025-08-02	rnd 5	type Rapid	result 1
		Opponent Tlhagadi, K (Keomogetswe)				Opponent Selloe, R (Retshepileona)
3	5	Tournament Fields College Open 2019				Tournament Rustenburg Noord Primary Tournament 2019
		date 2019-02-02	rnd 2	type Standard	result 1	date 2019-02-09	rnd 1	type Standard	result 1
		Opponent Byliefeldt, M (Mienke)				Opponent Bezuidenhout, E (Ethan)

#	Games	Start				End
1	9	Tournament Inter Regional Chess Championship 2019				Tournament Grenville 2019
		date 2019-05-11	rnd 4	type Standard	result 1	date 2019-06-08	rnd 2	type Standard	result 1
		Opponent Janse Van Vuuren, M (Mari)				Opponent Legwale, L (Lesedi)
2	5	Tournament Fields College Open 2019				Tournament Rustenburg Noord Primary Tournament 2019
		date 2019-02-02	rnd 2	type Standard	result 1	date 2019-02-09	rnd 1	type Standard	result 1
		Opponent Byliefeldt, M (Mienke)				Opponent Bezuidenhout, E (Ethan)
3	5	Tournament South African Junior Team Championships 2017				Tournament South African Junior Team Championships 2017
		date 2018-01-04	rnd 1	type Standard	result 1	date 2018-01-07	rnd 6	type Standard	result 1
		Opponent Van Biljon, J (Jessica)				Opponent Vermeulen, K (Kailee)

#	Games	Start				End
1	5	Tournament Bojanala's Clash Of Schools 2025				Tournament Bojanala's Clash Of Schools 2025
		date 2025-08-02	rnd 1	type Rapid	result 1	date 2025-08-02	rnd 5	type Rapid	result 1
		Opponent Tlhagadi, K (Keomogetswe)				Opponent Selloe, R (Retshepileona)
2	1	Tournament Bojanala's Clash Of Schools - Secondary 2024				Tournament Bojanala's Clash Of Schools - Secondary 2024
		date 2024-07-27	rnd 4	type Rapid	result 0.5	date 2024-07-27	rnd 4	type Rapid	result 0.5
		Opponent Anin, I (Ifeanyi)				Opponent Anin, I (Ifeanyi)
3	1	Tournament Bojanala's Clash Of Schools - Secondary 2024				Tournament Bojanala's Clash Of Schools - Secondary 2024
		date 2024-07-27	rnd 1	type Rapid	result 1	date 2024-07-27	rnd 1	type Rapid	result 1
		Opponent Morobane, T (Tumisang)				Opponent Morobane, T (Tumisang)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament Bojanala's Clash Of Schools 2025				Tournament Bojanala's Clash Of Schools 2025
		date 2025-08-02	rnd 1	type Rapid	result 1	date 2025-08-02	rnd 5	type Rapid	result 1
		Opponent Tlhagadi, K (Keomogetswe)				Opponent Selloe, R (Retshepileona)
2	5	Tournament Fields College Open 2019				Tournament Rustenburg Noord Primary Tournament 2019
		date 2019-02-02	rnd 2	type Standard	result 1	date 2019-02-09	rnd 1	type Standard	result 1
		Opponent Byliefeldt, M (Mienke)				Opponent Bezuidenhout, E (Ethan)
3	4	Tournament 2019 South African Junior Team Championships				Tournament 2019 South African Junior Team Championships
		date 2020-01-06	rnd 4	type Standard	result 1	date 2020-01-08	rnd 7	type Standard	result 1
		Opponent Buthelezi, L (Lindokuhle)				Opponent Segelaar, R (Revean)

#	Games	Start				End
1	5	Tournament Fields College Open 2019				Tournament Rustenburg Noord Primary Tournament 2019
		date 2019-02-02	rnd 2	type Standard	result 1	date 2019-02-09	rnd 1	type Standard	result 1
		Opponent Byliefeldt, M (Mienke)				Opponent Bezuidenhout, E (Ethan)
2	4	Tournament 2019 South African Junior Team Championships				Tournament 2019 South African Junior Team Championships
		date 2020-01-06	rnd 4	type Standard	result 1	date 2020-01-08	rnd 7	type Standard	result 1
		Opponent Buthelezi, L (Lindokuhle)				Opponent Segelaar, R (Revean)
3	4	Tournament Grenville 2019				Tournament Laerskool Rustenburg 2019
		date 2019-06-08	rnd 4	type Standard	result 1	date 2019-08-17	rnd 2	type Standard	result 1
		Opponent Makhwiting, O (Ofenyile)				Opponent Schwim, R (Rinus)

#	Games	Start				End
1	5	Tournament Bojanala's Clash Of Schools 2025				Tournament Bojanala's Clash Of Schools 2025
		date 2025-08-02	rnd 1	type Rapid	result 1	date 2025-08-02	rnd 5	type Rapid	result 1
		Opponent Tlhagadi, K (Keomogetswe)				Opponent Selloe, R (Retshepileona)
2	1	Tournament Bojanala's Clash Of Schools - Secondary 2024				Tournament Bojanala's Clash Of Schools - Secondary 2024
		date 2024-07-27	rnd 1	type Rapid	result 1	date 2024-07-27	rnd 1	type Rapid	result 1
		Opponent Morobane, T (Tumisang)				Opponent Morobane, T (Tumisang)

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	Roos ,J (Justin)	4	1	-212.5	4	1	-212.5	0	0	0	0	0	0
1	Roos ,J (Justin)	4	1230.6	1018.1	4	1209.6	1018.1	0	0	0	0	0	0
2	Jansen Van Vuuren ,L (Lourein)	3	3	425	3	3	425	0	0	0	0	0	0
2	Jansen Van Vuuren ,L (Lourein)	3	1039.7	1464.7	3	1023	1464.7	0	0	0	0	0	0
3	Van Der Berg ,KW (Kai Willem)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
3	Van Der Berg ,KW (Kai Willem)	3	1323.7	1182	3	1314.2	1182	0	0	0	0	0	0
4	Masilela ,K (Kholwa-Ku-Zimu)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
4	Masilela ,K (Kholwa-Ku-Zimu)	3	897.4	1039	3	921.9	1039	0	0	0	0	0	0
5	Msemburi ,H (Hannah)	2	2	425	2	2	425	0	0	0	0	0	0
5	Msemburi ,H (Hannah)	2	657.8	1082.8	2	651.2	1082.8	0	0	0	0	0	0
6	Byliefeldt ,M (Mienke)	2	2	425	2	2	425	0	0	0	0	0	0
6	Byliefeldt ,M (Mienke)	2	1057.8	1482.8	2	1046.6	1482.8	0	0	0	0	0	0
7	Vosloo ,T (Tiaan)	2	0	-425	2	0	-425	0	0	0	0	0	0
7	Vosloo ,T (Tiaan)	2	718.2	293.2	2	722.8	293.2	0	0	0	0	0	0
8	Molefinyane ,O (Omatla)	2	0	-425	2	0	-425	0	0	0	0	0	0
8	Molefinyane ,O (Omatla)	2	1127.9	702.9	2	1114	702.9	0	0	0	0	0	0
9	Nortman ,WJ (Wilhelmus Johan)	2	1	0	2	1	0	0	0	0	0	0	0
9	Nortman ,WJ (Wilhelmus Johan)	2	1275.2	1275.2	2	1256.2	1275.2	0	0	0	0	0	0
10	Legwale ,L (Lesedi)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
10	Legwale ,L (Lesedi)	2	1129.4	1341.9	2	1108.7	1341.9	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Combrinck, J (Janeske)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms