Chess South Africa Ratings Database

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Personal

Kotliar, B (Beatrisa)

Chess SA id

2130152903

FIDE id

Date of birth

2013-10-27 (U14)

Gender

Female

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-07

Personal details last changed

1900-01-01

Junior GPX Games

64.4

Junior GPX Points

1235.8

Item	Main	Standard	Rapid	Blitz
Rating	1442.5	1484.6	1300.8	1200
Raw rating	1442.5	1484.6	1297.6	1200
Weighted rating	1320.1	1308.4	1300.8	1200
Weighted performance	1399.6	1450	1211	0
Floor	942.5	988	862.7	700
K-factor	32	32	36	36
Min/Max rating change allowed	117.4	110.5	144.3	165.8
Highest rating	1442.5 2025-09-30	1488 2025-06-01	1362.7 2025-04-01	1200 2018-10-01
Highest raw rating	1442.5 2025-09-30	1488 2025-06-01	1362.7 2025-04-01	1200 2024-03-01
Highest weighted rating	1320.1 2025-09-30	1488 2023-12-01	1297.6 2025-08-01	1200 2018-10-01
Highest weighted performance	1409.4 2025-06-01	1488 2023-08-01	1356 2024-09-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	1.1	0
New rating	1442.5	1484.6	1301.9	1200
Analysis
Rating	1442.5	1484.6	1300.8	1200
Raw rating	1442.5	1484.6	1297.6	1200
Weighted rating	1320.1	1308.4	1300.8
Weighted performance	1399.6	1450	1211
K-factor	32	32	36	36
Floor	942.5	988	862.7	700
Max/Min rating change allowed	117.4	110.5	144.3	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	1442.5	1484.6	1297.6	1200
New weighted rating	1334.1	1327.9	1301.9	1200
New weighted performance	1399.1	1449.5	1210.5	0
Temp new rating	1442.5	1484.6	1301.9	1200
Temp new rating +/-	0	0	1.1	0
Final new rating +/-	0	0	1.1	0
New rating	1442.5	1484.6	1301.9	1200
New K-factor	32	32	36	36
New floor	942.5	988	862.7	700

Item	Main	Standard	Rapid
	0	0	0
	65	40	25
	64	26	38
	60	17	43
	0	0	0
	0	0	0
History	189	83	106

Games since
	Main 141	Standard 72		Rapid 69		Blitz 0
Gender	Female
Age group	U14
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	1741		522		247
Female	267		96		42
U14	267		85		37
U14 Female	57		22		8
Standard
	RSA		Province		Region
Overall	1299		352		184
Female	187		68		31
U14	190		62		26
U14 Female	37		18		5
Rapid
	RSA		Province		Region
Overall	1040		533		225
Female	180		102		29
U14	228		124		51
U14 Female	59		33		11
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 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	65	40.5	62.31	104.6	1310.5	1415.1
Standard	40	28	70	170	1315.8	1485.8
Rapid	25	12.5	50	0	1302	1302
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	189	98.5	52.12	18	1268.7	1286.7
Standard	83	43.5	52.41	20.5	1287.5	1308
Rapid	106	55	51.89	16	1253.9	1270
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1442.5	1484.6	1297.6	1200
2025-09-01	1425	1480.1	1297.6	1200
2025-08-01	1420.6	1488	1297.6	1200
2025-07-01	1420.6	1488	1295.1	1200
2025-06-01	1420.6	1488	1292.3	1200
2025-05-01	1380.8	1445.2	1292	1200
2025-04-01	1425.6	1445.2	1362.7	1200
2025-03-01	1312	1285	1317.4	1200
2025-02-01	1234.3	1156.6	1322.2	1200
2025-01-01	1238	1136.1	1322.2	1200
2024-12-01	1241.8	1125.7	1322.2	1200
2024-11-01	1241.8	1125.7	1322.2	1200
2024-10-01	1267.7	1134.7	1349.2	1200
2024-09-01	1218.9	1134.7	1290.5	1200
2024-08-01	1188.2	1114.5	1288.7	1200
2024-07-01	1188.2	1114.5	1288.7	1200
2024-06-01	1188.2	1114.5	1288.7	1200
2024-08-01	1146.2	1114.5	1231.1	1200
2024-04-01	1150.6	1115.2	1231.1	1200
2024-03-01	1159.1	1138.2	1221.7	1200
2024-02-01	1159.1	1138.2	1221.7	1200
2024-01-01	1159.1	1138.2	1221.7	1200
2023-12-01	1159.1	1138.2	1221.7	1200
2023-11-01	1236.1	1233.2	1221.7	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	Western Cape Schools - Top Schools 2025 (U15)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	6	6	3.5	Yes	Analysis
2	Western Cape Women�s Championship 2025 (U14)	2025-08-09	2025-08-09	Standard	West Coast (WCU)	5	5	3	Yes	Analysis
3	Cape Town Metro Top Schools District Central 2025 (U15)	2025-08-02	2025-08-02	Standard	Cape Town (WCT)	1	1	1	Yes	Analysis
4	Helderberg Chess Club Open 2025 (B)	2025-06-07	2025-06-08	Standard	Cape Town (WCT)	6	0	0	No	Analysis
5	Western Cape Schools Individual Championship 2025 (U13 Girls)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	4.5	Yes	Analysis
6	Hermanus Chess Club Open 2025 (Intermediate)	2025-04-12	2025-04-12	Rapid	Overberg (WOS)	7	7	2	Yes	Analysis
7	Cape Town Open Chess Festival 2025 (U14)	2025-03-22	2025-03-23	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
8	Cape Town Open Chess Festival 2025 (Junior Rapid)	2025-03-21	2025-03-21	Rapid	Cape Town (WCT)	6	5	4	Yes	Analysis
9	Steinitz Festival 2025 (U14)	2025-03-15	2025-03-15	Rapid	Cape Town (WCT)	7	7	3.5	Yes	Analysis
10	CT Metro Schools Individual Closed 2025 (U13 Girls)	2025-03-01	2025-03-02	Standard	Cape Town (WCT)	6	6	5	Yes	Analysis
11	Laerskool Welgemoed Rapid 2025 (U14)	2025-02-15	2025-02-15	Rapid	Cape Town (WCT)	6	6	3	Yes	Analysis
12	2025 District Central Schools Chess Individual Trials (U13 Girls)	2025-01-31	2025-02-01	Standard	Cape Town (WCT)	6	4	3.5	Yes	Analysis
13	2025 Kraaifontein Open Chess Championships (Intermediate)	2025-01-04	2025-01-05	Standard	Cape Town (WCT)	6	6	3.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Western Cape Schools - Top Schools 2025 (U15)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	6	6	3.5	Yes	Analysis
2	Western Cape Women�s Championship 2025 (U14)	2025-08-09	2025-08-09	Standard	West Coast (WCU)	5	5	3	Yes	Analysis
3	Cape Town Metro Top Schools District Central 2025 (U15)	2025-08-02	2025-08-02	Standard	Cape Town (WCT)	1	1	1	Yes	Analysis
4	Helderberg Chess Club Open 2025 (B)	2025-06-07	2025-06-08	Standard	Cape Town (WCT)	6	0	0	No	Analysis
5	Western Cape Schools Individual Championship 2025 (U13 Girls)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	4.5	Yes	Analysis
6	Hermanus Chess Club Open 2025 (Intermediate)	2025-04-12	2025-04-12	Rapid	Overberg (WOS)	7	7	2	Yes	Analysis
7	Cape Town Open Chess Festival 2025 (U14)	2025-03-22	2025-03-23	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
8	Cape Town Open Chess Festival 2025 (Junior Rapid)	2025-03-21	2025-03-21	Rapid	Cape Town (WCT)	6	5	4	Yes	Analysis
9	Steinitz Festival 2025 (U14)	2025-03-15	2025-03-15	Rapid	Cape Town (WCT)	7	7	3.5	Yes	Analysis
10	CT Metro Schools Individual Closed 2025 (U13 Girls)	2025-03-01	2025-03-02	Standard	Cape Town (WCT)	6	6	5	Yes	Analysis
11	Laerskool Welgemoed Rapid 2025 (U14)	2025-02-15	2025-02-15	Rapid	Cape Town (WCT)	6	6	3	Yes	Analysis
12	2025 District Central Schools Chess Individual Trials (U13 Girls)	2025-01-31	2025-02-01	Standard	Cape Town (WCT)	6	4	3.5	Yes	Analysis
13	2025 Kraaifontein Open Chess Championships (Intermediate)	2025-01-04	2025-01-05	Standard	Cape Town (WCT)	6	6	3.5	Yes	Analysis
14	2nd Strategize To Win Round-Robin Tournament ACL 2024 (H)	2024-12-07	2024-12-07	Standard	Cape Town (WCT)	5	4	2	Yes	Analysis
15	Laerskool Welgemoed Rapid 2024 (U14)	2024-10-19	2024-10-19	Rapid	Cape Town (WCT)	6	6	2	Yes	Analysis
16	UCT Open Chess Championship 2024 (Intermediate)	2024-10-12	2024-10-13	Standard	Cape Town (WCT)	6	6	2	Yes	Analysis
17	Spring Slam 2024 (U12)	2024-10-05	2024-10-05	Rapid	Cape Town (WCT)	6	6	4.5	Yes	Analysis
18	CBC Rapid Chess Tournament 2024 (U12)	2024-09-14	2024-09-14	Rapid	Cape Town (WCT)	6	6	5	Yes	Analysis
19	Western Cape Women�s Championship 2024 (U12)	2024-08-09	2024-08-09	Standard	West Coast (WCU)	5	5	2	Yes	Analysis
20	Westerford Chess Challenger 2024 (U15)	2024-07-25	2024-07-25	Rapid	Cape Town (WCT)	6	6	3.5	Yes	Analysis
21	Cape Town Junior League Finals 2024 (U13 Open B)	2024-05-18	2024-05-18	Rapid	Cape Town (WCT)	6	3	1	Yes	Analysis
22	West Coast & Mykonos Open 2024 (U12)	2024-05-18	2024-05-18	Standard	West Coast (WCU)	5	0	0	No	Analysis
23	Cape Town Junior League - Qualifier 2 2024 (U13)	2024-04-20	2024-04-20	Rapid	Cape Town (WCT)	6	5	4.5	Yes	Analysis
24	Strategize to Win 2024 (G)	2024-04-13	2024-04-14	Standard	Cape Town (WCT)	5	5	2	Yes	Analysis
25	Cape Town Open Chess Championship 2024 (Beginner)	2024-03-16	2024-03-17	Standard	Cape Town (WCT)	6	6	2	Yes	Analysis
26	Chas Everitt and MHI Attorneys Rapid 2024 (U12)	2024-03-09	2024-03-09	Rapid	Cape Town (WCT)	6	6	3	Yes	Analysis
27	Kraaifontein Open 2023 (Intermediate)	2023-12-09	2023-12-10	Standard	Cape Town (WCT)	6	5	0	Yes	Analysis
28	Chess Elevation Series 2023 (Level 1A)	2023-11-03	2023-11-04	Standard	Cape Town (WCT)	5	1	0.5	Yes	Analysis
29	Chess Challengers Championship � High School 2023 (U15)	2023-10-14	2023-10-14	Rapid	Cape Town (WCT)	6	6	3	Yes	Analysis
30	Cape Town Junior Chess League Finals 2023 (U16B)	2023-09-16	2023-09-16	Rapid	Cape Town (WCT)	7	7	6	Yes	Analysis
31	CW Top Schools 2023 (U12)	2023-08-12	2023-08-12	Standard	West Coast (WCU)	5	5	3	Yes	Analysis
32	Cape Town Junior Chess League - Round 1 2023 (U16A)	2023-07-22	2023-07-22	Rapid	Cape Town (WCT)	7	7	0.5	Yes	Analysis
33	WP Closed 2023 (U12)	2023-06-16	2023-06-17	Standard	Cape Town (WCT)	6	6	2	Yes	Analysis
34	Cape Town Junior League 2nd Qualifier 2023 (U16)	2023-06-03	2023-06-03	Rapid	Cape Town (WCT)	6	6	2	Yes	Analysis
35	Steinitz Open 2023 (U12)	2023-05-27	2023-05-27	Rapid	Cape Town (WCT)	5	4	2	Yes	Analysis
36	Cape Town Junior Chess League Q1 2023	2023-05-13	2023-05-13	Rapid	Cape Town (WCT)	7	7	2.5	Yes	Analysis
37	Cape Town Open 2023 (U12)	2023-03-25	2023-03-25	Rapid	Cape Town (WCT)	6	6	3	Yes	Analysis

#	Games	Start				End
1	6	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Women�s Championship 2025
		date 2025-05-17	rnd 3	type Standard	result 1	date 2025-08-09	rnd 1	type Standard	result 1
		Opponent Otto, J (Johanne)				Opponent Van Wyk, D (Deslovienne)
2	6	Tournament 2025 District Central Schools Chess Individual Trials				Tournament Laerskool Welgemoed Rapid 2025
		date 2025-02-01	rnd 3	type Standard	result 1	date 2025-02-15	rnd 2	type Rapid	result 1
		Opponent Thembela, Z (Zanele)				Opponent Willemse, S (Schalk)
3	6	Tournament CBC Rapid Chess Tournament 2024				Tournament Spring Slam 2024
		date 2024-09-14	rnd 3	type Rapid	result 1	date 2024-10-05	rnd 2	type Rapid	result 1
		Opponent Hassan, M (Muhammad Siddiq)				Opponent May, A (Avumile)

#	Games	Start				End
1	7	Tournament 2025 District Central Schools Chess Individual Trials				Tournament CT Metro Schools Individual Closed 2025
		date 2025-02-01	rnd 3	type Standard	result 1	date 2025-03-01	rnd 3	type Standard	result 1
		Opponent Thembela, Z (Zanele)				Opponent Pretorius, M (Mia)
2	6	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Women�s Championship 2025
		date 2025-05-17	rnd 3	type Standard	result 1	date 2025-08-09	rnd 1	type Standard	result 1
		Opponent Otto, J (Johanne)				Opponent Van Wyk, D (Deslovienne)
3	4	Tournament 2025 Kraaifontein Open Chess Championships				Tournament 2025 Kraaifontein Open Chess Championships
		date 2025-01-04	rnd 2	type Standard	result 1	date 2025-01-05	rnd 5	type Standard	result 1
		Opponent Chumpitaz Avila, J (Jozua)				Opponent Roed, J (Joel)

#	Games	Start				End
1	6	Tournament CBC Rapid Chess Tournament 2024				Tournament Spring Slam 2024
		date 2024-09-14	rnd 3	type Rapid	result 1	date 2024-10-05	rnd 2	type Rapid	result 1
		Opponent Hassan, M (Muhammad Siddiq)				Opponent May, A (Avumile)
2	6	Tournament Cape Town Junior League - Qualifier 2 2024				Tournament Cape Town Junior League Finals 2024
		date 2024-04-20	rnd 1	type Rapid	result 1	date 2024-05-18	rnd 2	type Rapid	result 1
		Opponent Grove, T (Tyler)				Opponent Waldeck, A (Aaron)
3	6	Tournament Cape Town Junior Chess League - Round 1 2023				Tournament Cape Town Junior Chess League Finals 2023
		date 2023-07-22	rnd 7	type Rapid	result 0.5	date 2023-09-16	rnd 5	type Rapid	result 1
		Opponent Badimo, L (Leano G)				Opponent Abdul, M (Mu-Izz)

No games found.

#	Games	Start				End

#	Games	Start				End
1	6	Tournament CBC Rapid Chess Tournament 2024				Tournament Spring Slam 2024
		date 2024-09-14	rnd 3	type Rapid	result 1	date 2024-10-05	rnd 2	type Rapid	result 1
		Opponent Hassan, M (Muhammad Siddiq)				Opponent May, A (Avumile)
2	5	Tournament Cape Town Junior Chess League Finals 2023				Tournament Cape Town Junior Chess League Finals 2023
		date 2023-09-16	rnd 1	type Rapid	result 1	date 2023-09-16	rnd 5	type Rapid	result 1
		Opponent Van Vuuren, L (Lj)				Opponent Abdul, M (Mu-Izz)
3	4	Tournament CT Metro Schools Individual Closed 2025				Tournament Steinitz Festival 2025
		date 2025-03-02	rnd 5	type Standard	result 1	date 2025-03-15	rnd 2	type Rapid	result 1
		Opponent Mowlana, K (Khaleela)				Opponent Michaelides, A (Alexander)

#	Games	Start				End
1	3	Tournament Western Cape Schools - Top Schools 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-09-06	rnd 1	type Standard	result 1	date 2025-09-06	rnd 3	type Standard	result 1
		Opponent Mackenzie, T (Tayden)				Opponent Van Wyk, C (Cayllum)
2	3	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-05-17	rnd 3	type Standard	result 1	date 2025-05-18	rnd 5	type Standard	result 1
		Opponent Otto, J (Johanne)				Opponent Pringle, K (Kirsten)
3	3	Tournament CT Metro Schools Individual Closed 2025				Tournament Cape Town Open Chess Festival 2025
		date 2025-03-02	rnd 5	type Standard	result 1	date 2025-03-22	rnd 1	type Standard	result 1
		Opponent Mowlana, K (Khaleela)				Opponent Harrison, M (Matthew)

#	Games	Start				End
1	6	Tournament CBC Rapid Chess Tournament 2024				Tournament Spring Slam 2024
		date 2024-09-14	rnd 3	type Rapid	result 1	date 2024-10-05	rnd 2	type Rapid	result 1
		Opponent Hassan, M (Muhammad Siddiq)				Opponent May, A (Avumile)
2	5	Tournament Cape Town Junior Chess League Finals 2023				Tournament Cape Town Junior Chess League Finals 2023
		date 2023-09-16	rnd 1	type Rapid	result 1	date 2023-09-16	rnd 5	type Rapid	result 1
		Opponent Van Vuuren, L (Lj)				Opponent Abdul, M (Mu-Izz)
3	4	Tournament Cape Town Junior League - Qualifier 2 2024				Tournament Cape Town Junior League Finals 2024
		date 2024-04-20	rnd 4	type Rapid	result 1	date 2024-05-18	rnd 2	type Rapid	result 1
		Opponent Mavuso, T (Thimna)				Opponent Waldeck, A (Aaron)

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	Waldeck ,A (Aaron)	3	1	-141.7	1	0	-425	2	1	0	0	0	0
1	Waldeck ,A (Aaron)	3	1317.8	1176.2	1	1236.1	892.8	2	1412.8	1317.8	0	0	0
2	Du Preez ,Z (Zolani)	3	0	-425	0	0	0	3	0	-425	0	0	0
2	Du Preez ,Z (Zolani)	3	1186.9	761.9	0	0	0	3	1233.6	761.9	0	0	0
3	Bowman ,L (Lian)	3	1	-141.7	0	0	0	3	1	-141.7	0	0	0
3	Bowman ,L (Lian)	3	1323.2	1181.5	0	0	0	3	1321.6	1181.5	0	0	0
4	Farao ,K (Kaylin)	2	2	425	2	2	425	0	0	0	0	0	0
4	Farao ,K (Kaylin)	2	1173.4	1598.4	2	1195.2	1598.4	0	0	0	0	0	0
5	De Villiers ,C (Christiaan)	2	0	-425	1	0	-425	1	0	-425	0	0	0
5	De Villiers ,C (Christiaan)	2	1415.2	990.2	1	1574	990.2	1	1314.8	990.2	0	0	0
6	Calitz ,S (Steyn)	2	0	-425	1	0	-425	1	0	-425	0	0	0
6	Calitz ,S (Steyn)	2	1346.1	921.1	1	1283.4	921.1	1	1387.7	921.1	0	0	0
7	Mandla ,L (Luphelele)	2	0	-425	0	0	0	2	0	-425	0	0	0
7	Mandla ,L (Luphelele)	2	1196.8	771.8	0	0	0	2	1184.3	771.8	0	0	0
8	Dubbeld ,B (Benjamin)	2	0	-425	0	0	0	2	0	-425	0	0	0
8	Dubbeld ,B (Benjamin)	2	1255.4	830.4	0	0	0	2	1240.4	830.4	0	0	0
9	Michaelides ,A (Alexander)	2	1	0	0	0	0	2	1	0	0	0	0
9	Michaelides ,A (Alexander)	2	1270.1	1270.1	0	0	0	2	1300.7	1270.1	0	0	0
10	Hassan ,M (Muhammad Siddiq)	2	2	425	0	0	0	2	2	425	0	0	0
10	Hassan ,M (Muhammad Siddiq)	2	1212.1	1637.1	0	0	0	2	1224.4	1637.1	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Kotliar, B (Beatrisa)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms