Chess South Africa Ratings Database

PLAYER PAGE

Personal

De Jager, K (Karli)

Chess SA id

206050275

FIDE id

Date of birth

2006-04-04 (U20)

Gender

Female

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-13

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1551.5

Item	Main	Standard	Rapid	Blitz
Rating	1513.4	1542.8	721.3	500
Raw rating	1513.4	1542.8	721.3	500
Weighted rating	1471.8	1500.5	720.3	500
Weighted performance	1482.4	1478.2	0	0
Floor	1015	1088.2	500	500
K-factor	32	32	40	40
Min/Max rating change allowed	106.1	101.7	328	449.5
Highest rating	1515 2024-01-01	1588.2 2024-01-01	1200 2018-02-01	1200 2024-03-01
Highest raw rating	1515 2024-01-01	1588.2 2024-01-01	721.3 2024-11-01	500 2024-03-01
Highest weighted rating	1515 2024-05-01	1588.2 2024-05-01	721.3 2024-11-01	500 2024-11-01
Highest weighted performance	1509.3 2023-08-01	1502.8 2023-08-01	1200 2018-02-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1513.4	1542.8	721.3	500
Analysis
Rating	1513.4	1542.8	721.3	500
Raw rating	1513.4	1542.8	721.3	500
Weighted rating	1471.8	1500.5	720.3
Weighted performance	1482.4	1478.2	0
K-factor	32	32	40	40
Floor	1015	1088.2	500	500
Max/Min rating change allowed	106.1	101.7	328	449.5
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	1513.4	1542.8	721.3	500
New weighted rating	1475	1503.5	721.1	500
New weighted performance	1481.9	1477.7	0	0
Temp new rating	1513.4	1542.8	721.3	500
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1513.4	1542.8	721.3	500
New K-factor	32	32	40	40
New floor	1015	1088.2	500	500

Item	Main	Standard	Rapid
	0	0	0
	4	4	0
	43	43	0
	43	36	7
	30	30	0
	0	0	0
History	181	164	17

Games since
	Main 54	Standard 47		Rapid 7		Blitz 0
Gender	Female
Age group	U20
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	1161		407		56
Female	147		57		10
U20	109		34		9
U20 Female	18		7		2
Standard
	RSA		Province		Region
Overall	890		341		47
Female	103		40		7
U20	87		29		7
U20 Female	13		4		1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U20	-1		-1		-1
U20 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U20	-1		-1		-1
U20 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	4	4	100	425	1371.4	1796.4
Standard	4	4	100	425	1371.4	1796.4
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	142	88.5	62.32	104.8	1265.1	1369.8
Standard	130	83.5	64.23	121	1272.5	1393.4
Rapid	12	5	41.67	-70.8	1184.6	1113.8
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1513.4	1542.8	721.3	500
2025-09-01	1472.8	1498	721.3	500
2025-08-01	1472.8	1498	721.3	500
2025-07-01	1472.8	1498	721.3	500
2025-06-01	1472.8	1498	721.3	500
2025-05-01	1472.8	1497.9	721.3	500
2025-04-01	1472.8	1497.8	721.3	500
2025-03-01	1472.8	1497.2	721.3	500
2025-02-01	1472.8	1495.8	721.3	500
2025-01-01	1472.8	1486.1	721.3	500
2024-12-01	1449.9	1466.9	721.3	500
2024-11-01	1449.9	1466.9	721.3	500
2024-10-01	1447.8	1471.1	721.3	500
2024-09-01	1445.7	1479.7	721.3	500
2024-08-01	1445.7	1479.7	721.3	500
2024-07-01	1440.7	1481.6	721.3	500
2024-06-01	1421.9	1473.9	721.3	500
2024-08-01	1509.9	1571.6	721.3	500
2024-04-01	1509.9	1571.6	721.3	500
2024-03-01	1509.9	1571.6	721.3	500
2024-02-01	1509.9	1571.6	721.3	500
2024-01-01	1515	1588.2	721.3	500
2023-12-01	1455.6	1466.6	670.4	500
2023-11-01	1474	1466.6	511.6	500

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	Tshwane Chess Club Clash 2025 (Ladies)	2025-09-13	2025-09-13	Standard	Tshwane (GTP)	5	4	4	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Tshwane Chess Club Clash 2025 (Ladies)	2025-09-13	2025-09-13	Standard	Tshwane (GTP)	5	4	4	Yes	Analysis
2	Gauteng Inter-Region at UJ 2024 (U20)	2024-12-07	2024-12-08	Standard	Johannesburg Metro (GJM)	5	5	4	Yes	Analysis
3	2024 Tshwane Chess Club Clash (Open)	2024-10-12	2024-10-12	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
4	Ekurhuleni Trails 3 2024 (U18+U20)	2024-08-24	2024-08-24	Standard	Ekurhuleni (GE)	5	5	3.5	Yes	Analysis
5	Gauteng Schools Individuals Finals 2024 (U18 Girls)	2024-08-17	2024-08-17	Standard	Ekurhuleni (GE)	5	5	3.5	Yes	Analysis
6	Ekurhuleni Trails 2 2024 (U18-U20)	2024-07-27	2024-07-27	Standard	Ekurhuleni (GE)	5	4	3	Yes	Analysis
7	Ekurhuleni Trails 1 2024 (U18+U20)	2024-06-01	2024-06-01	Standard	Ekurhuleni (GE)	5	5	3.5	Yes	Analysis
8	South African Junior Closed Chess Championship 2024 (U18 Girls)	2024-04-27	2024-05-01	Standard	Ekurhuleni (GE)	9	9	2	Yes	Analysis
9	2024 Gauteng Inter-Region Chess Championship (U18 Girls)	2024-01-13	2024-01-14	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
10	Ekurhuleni North Chess Club 2023 (B)	2023-12-09	2023-12-09	Rapid	Ekurhuleni (GE)	7	7	4	Yes	Analysis
11	Ekurhuleni Chess Spring Tournament 2023 (A+B)	2023-09-23	2023-09-23	Standard	Ekurhuleni (GE)	5	4	2	Yes	Analysis
12	2023 Gauteng Top Schools (U17 Mixed)	2023-08-19	2023-08-19	Standard	West Rand (GWR)	5	5	3.5	Yes	Analysis
13	2023 SA Schools Winter Games (U18 Girls)	2023-07-04	2023-07-06	Standard	West Rand (GWR)	7	7	5.5	Yes	Analysis
14	Ekurhuleni Chess Trial 3 2023 (U18)	2023-06-17	2023-06-17	Standard	Ekurhuleni (GE)	5	5	2.5	Yes	Analysis
15	Gauteng Schools Individual Finals 2023 (U18 Girls)	2023-05-27	2023-05-27	Standard	Ekurhuleni (GE)	5	5	4.5	Yes	Analysis
16	Ekurhuleni Trials 2 2023 (U18)	2023-04-22	2023-04-22	Standard	Ekurhuleni (GE)	5	5	3.5	Yes	Analysis
17	Ekhuruleni Chess Trials 1 2023 (U18)	2023-03-25	2023-03-25	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
18	JNW Helpmekaar 2022 (Challengers)	2022-07-09	2022-07-09	Standard	Johannesburg Metro (GJM)	5	5	4	Yes	Analysis
19	Alberton Chess Club Open 2022 (B)	2022-07-16	2022-07-16	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
20	Ekurhuleni Trials 2 2022 (U20)	2022-05-28	2022-05-28	Standard	Ekurhuleni (GE)	5	5	4	Yes	Analysis
21	Ekurhuleni Trials 1 2022 (U18)	2022-04-23	2022-04-23	Standard	Ekurhuleni (GE)	5	5	3.5	Yes	Analysis
22	2022 Chris Greyling Open (D)	2022-03-12	2022-03-12	Standard	Tshwane (GTP)	5	5	4.5	Yes	Analysis
23	2022 Tshwane Chess Open Registration Tournament (D2)	2022-01-29	2022-01-29	Standard	Tshwane (GTP)	5	5	4.5	Yes	Analysis
24	2018 Super 12 (Senior)	2018-05-05	2018-05-05	Rapid	Tshwane (GTP)	5	5	1	Yes	Analysis
25	Fonties Challenge 2018 (U13+U15)	2018-04-21	2018-04-21	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
26	The Outpost Chess Club Open 2018 (C)	2018-03-16	2018-03-17	Standard	Johannesburg Metro (GJM)	6	6	2	Yes	Analysis
27	Chessnuts - Kickoff Open 2018 (D)	2018-02-09	2018-02-10	Standard	Johannesburg Metro (GJM)	6	6	3	Yes	Analysis

#	Games	Start				End
1	10	Tournament 2022 Tshwane Chess Open Registration Tournament				Tournament 2022 Chris Greyling Open
		date 2022-01-29	rnd 1	type Standard	result 1	date 2022-03-12	rnd 5	type Standard	result 0.5
		Opponent Wiehahn, H (Hailey)				Opponent Greenan, A (Alexander)
2	8	Tournament 2023 SA Schools Winter Games				Tournament 2023 Gauteng Top Schools
		date 2023-07-05	rnd 4	type Standard	result 1	date 2023-08-19	rnd 4	type Standard	result 1
		Opponent Manto, M (Martha)				Opponent Msebenzi, V (Vusumzi)
3	8	Tournament Ekurhuleni Trials 2 2023				Tournament Ekurhuleni Chess Trial 3 2023
		date 2023-04-22	rnd 5	type Standard	result 1	date 2023-06-17	rnd 2	type Standard	result 0.5
		Opponent Elbedini, A (Amr)				Opponent Netshimbupfe, W (Wanga)

#	Games	Start				End
1	10	Tournament 2022 Tshwane Chess Open Registration Tournament				Tournament 2022 Chris Greyling Open
		date 2022-01-29	rnd 1	type Standard	result 1	date 2022-03-12	rnd 5	type Standard	result 0.5
		Opponent Wiehahn, H (Hailey)				Opponent Greenan, A (Alexander)
2	8	Tournament 2023 SA Schools Winter Games				Tournament 2023 Gauteng Top Schools
		date 2023-07-05	rnd 4	type Standard	result 1	date 2023-08-19	rnd 4	type Standard	result 1
		Opponent Manto, M (Martha)				Opponent Msebenzi, V (Vusumzi)
3	8	Tournament Ekurhuleni Trials 2 2023				Tournament Ekurhuleni Chess Trial 3 2023
		date 2023-04-22	rnd 5	type Standard	result 1	date 2023-06-17	rnd 2	type Standard	result 0.5
		Opponent Elbedini, A (Amr)				Opponent Netshimbupfe, W (Wanga)

#	Games	Start				End
1	3	Tournament Ekurhuleni North Chess Club 2023				Tournament Ekurhuleni North Chess Club 2023
		date 2023-12-09	rnd 3	type Rapid	result 1	date 2023-12-09	rnd 5	type Rapid	result 1
		Opponent Van Loggerenberg, M (Marcus)				Opponent Kale, A (Akhona)
2	1	Tournament Ekurhuleni North Chess Club 2023				Tournament Ekurhuleni North Chess Club 2023
		date 2023-12-09	rnd 1	type Rapid	result 1	date 2023-12-09	rnd 1	type Rapid	result 1
		Opponent Van Der Walt, T (Tjaart)				Opponent Van Der Walt, T (Tjaart)
3	1	Tournament 2018 Super 12				Tournament 2018 Super 12
		date 2018-05-05	rnd 3	type Rapid	result 1	date 2018-05-05	rnd 3	type Rapid	result 1
		Opponent Schnugh, R (Reginald)				Opponent Schnugh, R (Reginald)

No games found.

#	Games	Start				End

#	Games	Start				End
1	7	Tournament 2022 Tshwane Chess Open Registration Tournament				Tournament 2022 Chris Greyling Open
		date 2022-01-29	rnd 3	type Standard	result 1	date 2022-03-12	rnd 4	type Standard	result 1
		Opponent Patel, Z (Zayyaan)				Opponent Jansen Van Vuuren, L (Luan)
2	5	Tournament Gauteng Inter-Region at UJ 2024				Tournament Tshwane Chess Club Clash 2025
		date 2024-12-08	rnd 5	type Standard	result 1	date 2025-09-13	rnd 4	type Standard	result 1
		Opponent Nthle, P (Palesa)				Opponent Onyekwere, V (Vivian)
3	5	Tournament 2024 Tshwane Chess Club Clash				Tournament Gauteng Inter-Region at UJ 2024
		date 2024-10-12	rnd 4	type Standard	result 1	date 2024-12-07	rnd 3	type Standard	result 1
		Opponent Niayesh, H (Hani)				Opponent Mthembu, L (Lebogang)

#	Games	Start				End
1	7	Tournament 2022 Tshwane Chess Open Registration Tournament				Tournament 2022 Chris Greyling Open
		date 2022-01-29	rnd 3	type Standard	result 1	date 2022-03-12	rnd 4	type Standard	result 1
		Opponent Patel, Z (Zayyaan)				Opponent Jansen Van Vuuren, L (Luan)
2	5	Tournament Gauteng Inter-Region at UJ 2024				Tournament Tshwane Chess Club Clash 2025
		date 2024-12-08	rnd 5	type Standard	result 1	date 2025-09-13	rnd 4	type Standard	result 1
		Opponent Nthle, P (Palesa)				Opponent Onyekwere, V (Vivian)
3	5	Tournament 2024 Tshwane Chess Club Clash				Tournament Gauteng Inter-Region at UJ 2024
		date 2024-10-12	rnd 4	type Standard	result 1	date 2024-12-07	rnd 3	type Standard	result 1
		Opponent Niayesh, H (Hani)				Opponent Mthembu, L (Lebogang)

#	Games	Start				End
1	3	Tournament Ekurhuleni North Chess Club 2023				Tournament Ekurhuleni North Chess Club 2023
		date 2023-12-09	rnd 3	type Rapid	result 1	date 2023-12-09	rnd 5	type Rapid	result 1
		Opponent Van Loggerenberg, M (Marcus)				Opponent Kale, A (Akhona)
2	1	Tournament Ekurhuleni North Chess Club 2023				Tournament Ekurhuleni North Chess Club 2023
		date 2023-12-09	rnd 1	type Rapid	result 1	date 2023-12-09	rnd 1	type Rapid	result 1
		Opponent Van Der Walt, T (Tjaart)				Opponent Van Der Walt, T (Tjaart)
3	1	Tournament 2018 Super 12				Tournament 2018 Super 12
		date 2018-05-05	rnd 3	type Rapid	result 1	date 2018-05-05	rnd 3	type Rapid	result 1
		Opponent Schnugh, R (Reginald)				Opponent Schnugh, R (Reginald)

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	Hausberger ,J (Justin)	4	3	212.5	4	3	212.5	0	0	0	0	0	0
1	Hausberger ,J (Justin)	4	1331.9	1544.4	4	1323.6	1544.4	0	0	0	0	0	0
2	Kale ,A (Akhona)	3	2	141.7	2	1	0	1	1	425	0	0	0
2	Kale ,A (Akhona)	3	1271.7	1413.4	2	1317.3	1271.7	1	1200	1696.7	0	0	0
3	Bothma ,I (Isabella)	2	0	-425	2	0	-425	0	0	0	0	0	0
3	Bothma ,I (Isabella)	2	810	385	2	817.1	385	0	0	0	0	0	0
4	Boshoma ,C (Chifundo)	2	0	-425	2	0	-425	0	0	0	0	0	0
4	Boshoma ,C (Chifundo)	2	969.4	544.4	2	946.4	544.4	0	0	0	0	0	0
5	Bauermeister ,K (Kyle)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
5	Bauermeister ,K (Kyle)	2	1278.2	1065.8	2	1279.2	1065.8	0	0	0	0	0	0
6	Stadler ,H (Helgard)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
6	Stadler ,H (Helgard)	2	1417.8	1205.3	2	1411.5	1205.3	0	0	0	0	0	0
7	Bennie ,J (Johannes)	2	2	425	2	2	425	0	0	0	0	0	0
7	Bennie ,J (Johannes)	2	1040.4	1465.4	2	1041.8	1465.4	0	0	0	0	0	0
8	Strydom ,A (Aydan)	2	2	425	2	2	425	0	0	0	0	0	0
8	Strydom ,A (Aydan)	2	1168.9	1593.9	2	1154.6	1593.9	0	0	0	0	0	0
9	Agre ,AS (Atharv)	2	1	0	2	1	0	0	0	0	0	0	0
9	Agre ,AS (Atharv)	2	1350.2	1350.2	2	1321.7	1350.2	0	0	0	0	0	0
10	Netshimbupfe ,W (Wanga)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
10	Netshimbupfe ,W (Wanga)	2	1364.2	1151.8	2	1353.6	1151.8	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

De Jager, K (Karli)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms