Chess South Africa Ratings Database

PLAYER PAGE

Personal

Engelbrecht, J (Jana)

Chess SA id

2110139503

FIDE id

Date of birth

2011-11-22 (U16)

Gender

Female

Region

Ekurhuleni (GE)

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	1253.2	1196.4	1347.9	1200
Raw rating	1251.2	1196.4	1347.9	1200
Weighted rating	1253.2	1195.3	1330.9	1200
Weighted performance	1053.1	772.8	0	0
Floor	812.7	735.2	847.9	700
K-factor	36	36	36	36
Min/Max rating change allowed	154.1	166.7	134.3	165.8
Highest rating	1411.7 2024-09-01	1248.5 2022-03-01	1405.4 2024-04-01	1200 2018-10-01
Highest raw rating	1312.7 2024-10-01	1235.2 2022-04-01	1347.9 2024-10-01	1200 2024-03-01
Highest weighted rating	1251.2 2025-08-01	1235.2 2024-10-01	1320.7 2025-08-01	1200 2018-10-01
Highest weighted performance	1411.7 2024-09-01	1248.5 2022-03-01	1405.4 2024-04-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0.6	0	0	0
New rating	1253.8	1196.4	1347.9	1200
Analysis
Rating	1253.2	1196.4	1347.9	1200
Raw rating	1251.2	1196.4	1347.9	1200
Weighted rating	1253.2	1195.3	1330.9
Weighted performance	1053.1	772.8	0
K-factor	36	36	36	36
Floor	812.7	735.2	847.9	700
Max/Min rating change allowed	154.1	166.7	134.3	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	1251.2	1196.4	1347.9	1200
New weighted rating	1253.8	1195.2	1335.1	1200
New weighted performance	1052.7	772.4	0	0
Temp new rating	1253.8	1196.4	1347.9	1200
Temp new rating +/-	0.6	0	0	0
Final new rating +/-	0.6	0	0	0
New rating	1253.8	1196.4	1347.9	1200
New K-factor	36	36	36	36
New floor	812.7	735.2	847.9	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	22	6	16
	5	5	0
	28	22	6
	0	0	0
History	55	33	22

Games since
	Main 22	Standard 6		Rapid 16		Blitz 0
Gender	Female
Age group	U16
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
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	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	55	31	56.36	54.1	1207.1	1261.2
Standard	33	15.5	46.97	-25.8	1206.7	1180.9
Rapid	22	15.5	70.45	173.9	1207.8	1381.7
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1251.2	1196.4	1347.9	1200
2025-09-01	1251.2	1196.4	1347.9	1200
2025-08-01	1251.2	1196.4	1347.9	1200
2025-07-01	1250	1196.4	1347.9	1200
2025-06-01	1248.8	1196.4	1347.9	1200
2025-05-01	1248.8	1196.4	1347.9	1200
2025-04-01	1248.8	1196.4	1347.9	1200
2025-03-01	1248.8	1196.4	1347.9	1200
2025-02-01	1248.8	1194.2	1347.9	1200
2025-01-01	1248.8	1162.5	1347.9	1200
2024-12-01	1248.8	1162.5	1347.9	1200
2024-11-01	1248.8	1162.5	1347.9	1200
2024-10-01	1312.7	1218.7	1347.9	1200
2024-09-01	1287.2	1218.7	1316.2	1200
2024-08-01	1287.2	1218.7	1316.2	1200
2024-07-01	1287.2	1218.7	1316.2	1200
2024-06-01	1276.1	1202.1	1316.2	1200
2024-08-01	1276.1	1202.1	1316.2	1200
2024-04-01	1213.9	1202.1	1213.2	1200
2024-03-01	1183	1202.1	1156.8	1200
2024-02-01	1183	1202.1	1156.8	1200
2024-01-01	1183	1202.1	1156.8	1200
2023-12-01	1183	1202.1	1156.8	1200
2023-11-01	1183	1202.1	1156.8	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 Girls)	2024-10-04	2024-10-04	Standard	Ekurhuleni (GE)	5	5	1	Yes	Analysis
2	Ekurhuleni North Schools Finals - Teams 2024 (U13 Girls)	2024-08-02	2024-08-02	Rapid	Ekurhuleni (GE)	5	5	4	Yes	Analysis
3	Ekurhuleni North Primary Schools District Individual Finals 2024 (U13 Girls)	2024-05-11	2024-05-11	Standard	Ekurhuleni (GE)	5	1	1	Yes	Analysis
4	Kempton Park Cluster Teams League 2024 (U13 Girls)	2024-04-13	2024-04-13	Rapid	Ekurhuleni (GE)	6	6	6	Yes	Analysis
5	Kempton Park Cluster Individuals 2024 (U13 Girls)	2024-03-02	2024-03-02	Rapid	Ekurhuleni (GE)	5	5	3.5	Yes	Analysis
6	Ekurhuleni North Schools Individual Finals 2023 (U13 Girls)	2023-05-12	2023-05-12	Standard	Ekurhuleni (GE)	5	5	2.5	Yes	Analysis
7	RMS Swiss For Rating of Players 2022 (U11)	2022-05-28	2022-05-28	Rapid	Ekurhuleni (GE)	7	6	2	Yes	Analysis
8	Ekurhuleni-North Schools Finals Indiv 2022 (U11 Girls)	2022-05-13	2022-05-13	Standard	Ekurhuleni (GE)	5	5	2.5	Yes	Analysis
9	Ekurhuleni Trials 1 2022 (U12)	2022-04-23	2022-04-23	Standard	Ekurhuleni (GE)	5	5	1.5	Yes	Analysis
10	ACB Premier 2022 (Primary School)	2022-03-19	2022-03-19	Standard	Ekurhuleni (GE)	5	5	3.5	Yes	Analysis
11	ACB Premier 2022 (U11)	2022-03-21	2022-03-21	Standard	Ekurhuleni (GE)	7	7	3.5	Yes	Analysis

#	Games	Start				End
1	11	Tournament Kempton Park Cluster Individuals 2024				Tournament Ekurhuleni North Schools Finals - Teams 2024
		date 2024-03-02	rnd 5	type Rapid	result 1	date 2024-08-02	rnd 3	type Rapid	result 1
		Opponent Carstens, A (Abigail Hailey)				Opponent Dormehl, C (Chloe)
2	6	Tournament ACB Premier 2022				Tournament ACB Premier 2022
		date 2022-03-19	rnd 2	type Standard	result 1	date 2022-03-21	rnd 2	type Standard	result 1
		Opponent Hlomla, N (Nohaya)				Opponent Shazira, J (Joseph)
3	4	Tournament RMS Swiss For Rating of Players 2022				Tournament Ekurhuleni North Schools Individual Finals 2023
		date 2022-05-28	rnd 5	type Rapid	result 0.5	date 2023-05-12	rnd 1	type Standard	result 1
		Opponent Niebuhr, R (Rohan)				Opponent Molele, R (Relebogile)

#	Games	Start				End
1	6	Tournament ACB Premier 2022				Tournament ACB Premier 2022
		date 2022-03-19	rnd 2	type Standard	result 1	date 2022-03-21	rnd 2	type Standard	result 1
		Opponent Hlomla, N (Nohaya)				Opponent Shazira, J (Joseph)
2	3	Tournament Ekurhuleni-North Schools Finals Indiv 2022				Tournament Ekurhuleni North Schools Individual Finals 2023
		date 2022-05-13	rnd 4	type Standard	result 0.5	date 2023-05-12	rnd 1	type Standard	result 1
		Opponent Mokoena, R (Reneilwe)				Opponent Molele, R (Relebogile)
3	2	Tournament Ekurhuleni North Schools Individual Finals 2023				Tournament Ekurhuleni North Schools Individual Finals 2023
		date 2023-05-12	rnd 3	type Standard	result 1	date 2023-05-12	rnd 4	type Standard	result 0.5
		Opponent Mahwai, M (Mamokete)				Opponent Mphahlele, R (Reatlegile)

#	Games	Start				End
1	10	Tournament Kempton Park Cluster Individuals 2024				Tournament Ekurhuleni North Schools Finals - Teams 2024
		date 2024-03-02	rnd 5	type Rapid	result 1	date 2024-08-02	rnd 3	type Rapid	result 1
		Opponent Carstens, A (Abigail Hailey)				Opponent Dormehl, C (Chloe)
2	6	Tournament RMS Swiss For Rating of Players 2022				Tournament Kempton Park Cluster Individuals 2024
		date 2022-05-28	rnd 5	type Rapid	result 0.5	date 2024-03-02	rnd 3	type Rapid	result 1
		Opponent Niebuhr, R (Rohan)				Opponent Negota, P (Phathu)
3	1	Tournament Ekurhuleni North Schools Finals - Teams 2024				Tournament Ekurhuleni North Schools Finals - Teams 2024
		date 2024-08-02	rnd 5	type Rapid	result 1	date 2024-08-02	rnd 5	type Rapid	result 1
		Opponent Opperman, L (Lane')				Opponent Opperman, L (Lane')

No games found.

#	Games	Start				End

#	Games	Start				End
1	11	Tournament Kempton Park Cluster Individuals 2024				Tournament Ekurhuleni North Schools Finals - Teams 2024
		date 2024-03-02	rnd 5	type Rapid	result 1	date 2024-08-02	rnd 3	type Rapid	result 1
		Opponent Carstens, A (Abigail Hailey)				Opponent Dormehl, C (Chloe)
2	4	Tournament ACB Premier 2022				Tournament ACB Premier 2022
		date 2022-03-19	rnd 4	type Standard	result 1	date 2022-03-21	rnd 2	type Standard	result 1
		Opponent Potgieter, T (Tristan)				Opponent Shazira, J (Joseph)
3	2	Tournament Kempton Park Cluster Individuals 2024				Tournament Kempton Park Cluster Individuals 2024
		date 2024-03-02	rnd 2	type Rapid	result 1	date 2024-03-02	rnd 3	type Rapid	result 1
		Opponent Mbuli, T (Tshegofatso)				Opponent Negota, P (Phathu)

#	Games	Start				End
1	4	Tournament ACB Premier 2022				Tournament ACB Premier 2022
		date 2022-03-19	rnd 4	type Standard	result 1	date 2022-03-21	rnd 2	type Standard	result 1
		Opponent Potgieter, T (Tristan)				Opponent Shazira, J (Joseph)
2	2	Tournament Ekurhuleni-North Schools Finals Indiv 2022				Tournament Ekurhuleni North Schools Individual Finals 2023
		date 2022-05-13	rnd 5	type Standard	result 1	date 2023-05-12	rnd 1	type Standard	result 1
		Opponent Mamaila, K (Kagiso)				Opponent Molele, R (Relebogile)
3	1	Tournament Gauteng Top Schools 2024				Tournament Gauteng Top Schools 2024
		date 2024-10-04	rnd 3	type Standard	result 1	date 2024-10-04	rnd 3	type Standard	result 1
		Opponent Khuphe, T (Thabisile)				Opponent Khuphe, T (Thabisile)

#	Games	Start				End
1	10	Tournament Kempton Park Cluster Individuals 2024				Tournament Ekurhuleni North Schools Finals - Teams 2024
		date 2024-03-02	rnd 5	type Rapid	result 1	date 2024-08-02	rnd 3	type Rapid	result 1
		Opponent Carstens, A (Abigail Hailey)				Opponent Dormehl, C (Chloe)
2	2	Tournament Kempton Park Cluster Individuals 2024				Tournament Kempton Park Cluster Individuals 2024
		date 2024-03-02	rnd 2	type Rapid	result 1	date 2024-03-02	rnd 3	type Rapid	result 1
		Opponent Mbuli, T (Tshegofatso)				Opponent Negota, P (Phathu)
3	1	Tournament Ekurhuleni North Schools Finals - Teams 2024				Tournament Ekurhuleni North Schools Finals - Teams 2024
		date 2024-08-02	rnd 5	type Rapid	result 1	date 2024-08-02	rnd 5	type Rapid	result 1
		Opponent Opperman, L (Lane')				Opponent Opperman, L (Lane')

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	Potgieter ,T (Tristan)	3	2.5	283.3	3	2.5	283.3	0	0	0	0	0	0
1	Potgieter ,T (Tristan)	3	1174.4	1457.8	3	1168.9	1457.8	0	0	0	0	0	0
2	Opperman ,L (Lane')	3	3	425	0	0	0	3	3	425	0	0	0
2	Opperman ,L (Lane')	3	1187.4	1612.4	0	0	0	3	1187.5	1612.4	0	0	0
3	Rossouw ,M (Mila)	2	2	425	0	0	0	2	2	425	0	0	0
3	Rossouw ,M (Mila)	2	1200	1625	0	0	0	2	1200	1625	0	0	0
4	Perez ,L (Lea)	2	2	425	0	0	0	2	2	425	0	0	0
4	Perez ,L (Lea)	2	1200	1625	0	0	0	2	1200	1625	0	0	0
5	Pillay ,Z (Zac)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Pillay ,Z (Zac)	1	1434.4	1009.4	1	1430.3	1009.4	0	0	0	0	0	0
6	Viljoen ,H (Heinrich)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
6	Viljoen ,H (Heinrich)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
7	Huebsch ,K (Kaleigh)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Huebsch ,K (Kaleigh)	1	1115.7	690.7	1	1028.8	690.7	0	0	0	0	0	0
8	Van Rooyen ,D (Dion)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
8	Van Rooyen ,D (Dion)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
9	Mokoena ,R (Reneilwe)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
9	Mokoena ,R (Reneilwe)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
10	Mphahlele ,R (Reatlegile)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
10	Mphahlele ,R (Reatlegile)	1	1177.8	1177.8	1	1172.8	1177.8	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

Engelbrecht, J (Jana)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms