Chess South Africa Ratings Database

PLAYER PAGE

Personal

Keyter, A (Alissa)

Chess SA id

2140137411

FIDE id

Date of birth

2014-07-23 (U12)

Gender

Female

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-15

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1147.5

Item	Main	Standard	Rapid	Blitz
Rating	1289	1278.9	1279.8	1200
Raw rating	1272.6	1266.4	1279.8	1200
Weighted rating	1289	1278.9	1279.8	1200
Weighted performance	1155.4	1156.5	0	0
Floor	928.3	927.7	780	700
K-factor	32	32	36	36
Min/Max rating change allowed	149.5	150.8	148	165.8
Highest rating	1443.2 2023-06-01	1442.6 2023-06-01	1497 2022-05-01	1200 2018-10-01
Highest raw rating	1428.3 2023-07-01	1427.7 2023-07-01	1280 2024-03-01	1200 2024-03-01
Highest weighted rating	1428.3 2024-05-01	1427.7 2024-05-01	1280 2025-02-01	1200 2018-10-01
Highest weighted performance	1443.2 2023-06-01	1442.6 2023-06-01	1497 2022-05-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-2.1	-1.7	0	0
New rating	1286.9	1277.3	1279.8	1200
Analysis
Rating	1289	1278.9	1279.8	1200
Raw rating	1272.6	1266.4	1279.8	1200
Weighted rating	1289	1278.9	1279.8
Weighted performance	1155.4	1156.5	0
K-factor	32	32	36	36
Floor	928.3	927.7	780	700
Max/Min rating change allowed	149.5	150.8	148	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	1272.6	1266.4	1279.8	1200
New weighted rating	1286.9	1277.3	1279.8	1200
New weighted performance	1155	1156	0	0
Temp new rating	1286.9	1277.3	1279.8	1200
Temp new rating +/-	-2.1	-1.7	0	0
Final new rating +/-	-2.1	-1.7	0	0
New rating	1286.9	1277.3	1279.8	1200
New K-factor	32	32	36	36
New floor	928.3	927.7	780	700

Item	Main	Standard	Rapid
	0	0	0
	16	10	6
	35	35	0
	42	42	0
	26	20	6
	0	0	0
History	119	107	12

Games since
	Main 51	Standard 45		Rapid 6		Blitz 0
Gender	Female
Age group	U12
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	3289		1092		384
Female	686		224		86
U12	502		163		57
U12 Female	146		46		22
Standard
	RSA		Province		Region
Overall	3268		1167		443
Female	701		240		96
U12	488		179		66
U12 Female	142		53		24
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U12	-1		-1		-1
U12 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U12	-1		-1		-1
U12 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	16	6.5	40.62	-79.7	1313.2	1233.5
Standard	10	4	40	-85	1319.2	1234.2
Rapid	6	2.5	41.67	-70.8	1303.3	1232.5
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	119	64	53.78	32.1	1255.2	1287.4
Standard	107	56.5	52.8	23.8	1255.7	1279.5
Rapid	12	7.5	62.5	106.2	1251.2	1357.5
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1272.6	1266.4	1279.8	1200
2025-09-01	1272.6	1266.4	1279.8	1200
2025-08-01	1297.9	1297.1	1279.8	1200
2025-07-01	1297.9	1297.1	1279.7	1200
2025-06-01	1297.9	1297.1	1278.4	1200
2025-05-01	1303	1289.8	1280	1200
2025-04-01	1303	1289.8	1280	1200
2025-03-01	1303	1289.8	1280	1200
2025-02-01	1303	1289.8	1280	1200
2025-01-01	1277.4	1267	1280	1200
2024-12-01	1277.4	1267	1280	1200
2024-11-01	1277.4	1267	1280	1200
2024-10-01	1277.4	1267	1280	1200
2024-09-01	1244.7	1222.2	1280	1200
2024-08-01	1244.7	1222.2	1280	1200
2024-07-01	1244.7	1222.2	1280	1200
2024-06-01	1306.5	1291.3	1280	1200
2024-08-01	1313.1	1297.4	1280	1200
2024-04-01	1313.1	1297.4	1280	1200
2024-03-01	1313.1	1297.4	1280	1200
2024-02-01	1313.1	1297.4	1280	1200
2024-01-01	1374.9	1365.6	1280	1200
2023-12-01	1374.9	1365.6	1280	1200
2023-11-01	1374.9	1365.6	1280	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	2025 Tshwane South School District CLOSED League Championship (U11A)	2025-08-15	2025-08-15	Standard	Tshwane (GTP)	5	5	1	Yes	Analysis
2	RMS Rapid Chess Open 31 May 2025 (U11)	2025-05-31	2025-05-31	Rapid	Sedibeng (GSV)	6	6	2.5	Yes	Analysis
3	2025 Tshwane South School District Individual Finals (D4) (U11 Girls)	2025-05-10	2025-05-10	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2025 Tshwane South School District CLOSED League Championship (U11A)	2025-08-15	2025-08-15	Standard	Tshwane (GTP)	5	5	1	Yes	Analysis
2	RMS Rapid Chess Open 31 May 2025 (U11)	2025-05-31	2025-05-31	Rapid	Sedibeng (GSV)	6	6	2.5	Yes	Analysis
3	2025 Tshwane South School District Individual Finals (D4) (U11 Girls)	2025-05-10	2025-05-10	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
4	2024 Etienne Lewis (U12)	2024-08-30	2024-09-01	Standard	Tshwane (GTP)	7	7	3.5	Yes	Analysis
5	Gauteng Schools Individuals Finals 2024 (U11 Girls)	2024-08-16	2024-08-16	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
6	2024 Elise Steenkamp Open Chess Tournament (Rooks)	2024-06-15	2024-06-15	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
7	2024 Johannes Mabusela's 40th Birthday Chess Tournament F Section (D)	2024-06-01	2024-06-01	Standard	Tshwane (GTP)	5	4	1	Yes	Analysis
8	2024 Tshwane South School District CLOSED Individual Championships (U11 Girls)	2024-05-11	2024-05-11	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
9	2024 Tshwane Chess OPEN Registration Tournament (D2)	2024-01-27	2024-01-27	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
10	2024 Gauteng Inter-Region Chess Championship (U8+U10 Girls)	2024-01-13	2024-01-14	Standard	Tshwane (GTP)	5	4	1	Yes	Analysis
11	2023 Jacaranda Round Robin (J)	2023-08-12	2023-08-12	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
12	2023 Etienne Lewis Closed Tournament (U10)	2023-08-25	2023-08-27	Standard	Tshwane (GTP)	7	7	4	Yes	Analysis
13	2023 Lubowski Open Tournament (E)	2023-06-24	2023-06-25	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
14	2023 Mid Gauteng Open Tournament (E)	2023-05-06	2023-05-06	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
15	2023 Milos Ristic Open Tournament (E)	2023-04-27	2023-04-27	Standard	Tshwane (GTP)	5	5	5	Yes	Analysis
16	Chris Greyling Open Tournament 2023 (E)	2023-03-21	2023-03-21	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
17	Laerskool Constantiapark Open Chess Tournament 2023 (U10)	2023-02-18	2023-02-18	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
18	2023 Tshwane Chess Open Registration Tournament (E)	2023-01-28	2023-01-28	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
19	2022 South African Junior Team Chess Championships (U10+U12 Girls)	2022-12-04	2022-12-07	Standard	4 Knights (4K)	5	5	1	Yes	Analysis
20	Tuks Junior Chess Club Developmental Tournament 2022 (Yellow)	2022-06-17	2022-06-17	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
21	RMS Swiss For Rating of Players 2022 (U9)	2022-05-28	2022-05-28	Rapid	Ekurhuleni (GE)	7	6	5	Yes	Analysis
22	2022 Chris Greyling Open (F)	2022-03-12	2022-03-12	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
23	CP Ope 2022 (E)	2022-02-19	2022-02-19	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis

#	Games	Start				End
1	8	Tournament 2023 Milos Ristic Open Tournament				Tournament 2023 Mid Gauteng Open Tournament
		date 2023-04-27	rnd 1	type Standard	result 1	date 2023-05-06	rnd 3	type Standard	result 1
		Opponent Raath, W (Wian)				Opponent Suban, N (Nusaybah)
2	4	Tournament 2023 Jacaranda Round Robin				Tournament 2023 Etienne Lewis Closed Tournament
		date 2023-08-12	rnd 3	type Standard	result 0.5	date 2023-08-25	rnd 1	type Standard	result 1
		Opponent Swindell, T (Tatum)				Opponent De Klerk, O (Oliver)
3	4	Tournament Chris Greyling Open Tournament 2023				Tournament Chris Greyling Open Tournament 2023
		date 2023-03-21	rnd 1	type Standard	result 1	date 2023-03-21	rnd 4	type Standard	result 1
		Opponent Mina, G (Gabina)				Opponent Leshabane, L (Lesego)

#	Games	Start				End
1	8	Tournament 2023 Milos Ristic Open Tournament				Tournament 2023 Mid Gauteng Open Tournament
		date 2023-04-27	rnd 1	type Standard	result 1	date 2023-05-06	rnd 3	type Standard	result 1
		Opponent Raath, W (Wian)				Opponent Suban, N (Nusaybah)
2	4	Tournament 2023 Jacaranda Round Robin				Tournament 2023 Etienne Lewis Closed Tournament
		date 2023-08-12	rnd 3	type Standard	result 0.5	date 2023-08-25	rnd 1	type Standard	result 1
		Opponent Swindell, T (Tatum)				Opponent De Klerk, O (Oliver)
3	4	Tournament Chris Greyling Open Tournament 2023				Tournament Chris Greyling Open Tournament 2023
		date 2023-03-21	rnd 1	type Standard	result 1	date 2023-03-21	rnd 4	type Standard	result 1
		Opponent Mina, G (Gabina)				Opponent Leshabane, L (Lesego)

#	Games	Start				End
1	3	Tournament RMS Swiss For Rating of Players 2022				Tournament RMS Swiss For Rating of Players 2022
		date 2022-05-28	rnd 4	type Rapid	result 1	date 2022-05-28	rnd 7	type Rapid	result 1
		Opponent Klopper, J (Jannes)				Opponent Van Staden, J (Jayden)
2	2	Tournament RMS Rapid Chess Open 31 May 2025				Tournament RMS Rapid Chess Open 31 May 2025
		date 2025-05-31	rnd 2	type Rapid	result 1	date 2025-05-31	rnd 3	type Rapid	result 0.5
		Opponent Kloppers, K (Keegan)				Opponent Visagie, A (Arina)
3	2	Tournament RMS Swiss For Rating of Players 2022				Tournament RMS Swiss For Rating of Players 2022
		date 2022-05-28	rnd 1	type Rapid	result 1	date 2022-05-28	rnd 2	type Rapid	result 1
		Opponent Wassweman, T (Thalric)				Opponent Moyo, M (Melokuhle)

No games found.

#	Games	Start				End

#	Games	Start				End
1	8	Tournament 2023 Milos Ristic Open Tournament				Tournament 2023 Mid Gauteng Open Tournament
		date 2023-04-27	rnd 1	type Standard	result 1	date 2023-05-06	rnd 3	type Standard	result 1
		Opponent Raath, W (Wian)				Opponent Suban, N (Nusaybah)
2	3	Tournament 2023 Jacaranda Round Robin				Tournament 2023 Etienne Lewis Closed Tournament
		date 2023-08-12	rnd 4	type Standard	result 1	date 2023-08-25	rnd 1	type Standard	result 1
		Opponent Rahlaga, K (Kaelo Alupheli)				Opponent De Klerk, O (Oliver)
3	3	Tournament Laerskool Constantiapark Open Chess Tournament 2023				Tournament Laerskool Constantiapark Open Chess Tournament 2023
		date 2023-02-18	rnd 2	type Standard	result 1	date 2023-02-18	rnd 4	type Standard	result 1
		Opponent Fourie, E (Ernest)				Opponent Dixon, G (Genevieve)

#	Games	Start				End
1	8	Tournament 2023 Milos Ristic Open Tournament				Tournament 2023 Mid Gauteng Open Tournament
		date 2023-04-27	rnd 1	type Standard	result 1	date 2023-05-06	rnd 3	type Standard	result 1
		Opponent Raath, W (Wian)				Opponent Suban, N (Nusaybah)
2	3	Tournament 2023 Jacaranda Round Robin				Tournament 2023 Etienne Lewis Closed Tournament
		date 2023-08-12	rnd 4	type Standard	result 1	date 2023-08-25	rnd 1	type Standard	result 1
		Opponent Rahlaga, K (Kaelo Alupheli)				Opponent De Klerk, O (Oliver)
3	3	Tournament Laerskool Constantiapark Open Chess Tournament 2023				Tournament Laerskool Constantiapark Open Chess Tournament 2023
		date 2023-02-18	rnd 2	type Standard	result 1	date 2023-02-18	rnd 4	type Standard	result 1
		Opponent Fourie, E (Ernest)				Opponent Dixon, G (Genevieve)

#	Games	Start				End
1	3	Tournament RMS Swiss For Rating of Players 2022				Tournament RMS Swiss For Rating of Players 2022
		date 2022-05-28	rnd 4	type Rapid	result 1	date 2022-05-28	rnd 7	type Rapid	result 1
		Opponent Klopper, J (Jannes)				Opponent Van Staden, J (Jayden)
2	2	Tournament RMS Swiss For Rating of Players 2022				Tournament RMS Swiss For Rating of Players 2022
		date 2022-05-28	rnd 1	type Rapid	result 1	date 2022-05-28	rnd 2	type Rapid	result 1
		Opponent Wassweman, T (Thalric)				Opponent Moyo, M (Melokuhle)
3	1	Tournament RMS Rapid Chess Open 31 May 2025				Tournament RMS Rapid Chess Open 31 May 2025
		date 2025-05-31	rnd 5	type Rapid	result 1	date 2025-05-31	rnd 5	type Rapid	result 1
		Opponent Kloppers, K (Keegan)				Opponent Kloppers, K (Keegan)

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 Zyl ,S (Sanli)	3	0	-425	3	0	-425	0	0	0	0	0	0
1	Van Zyl ,S (Sanli)	3	1476	1051	3	1471.6	1051	0	0	0	0	0	0
2	Potgieter ,R (Raven)	2	2	425	2	2	425	0	0	0	0	0	0
2	Potgieter ,R (Raven)	2	1178.7	1603.7	2	1175.3	1603.7	0	0	0	0	0	0
3	Wolvaardt ,J (Jonathan)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
3	Wolvaardt ,J (Jonathan)	2	1420.7	1208.2	2	1425.8	1208.2	0	0	0	0	0	0
4	Dixon ,G (Genevieve)	2	1	0	2	1	0	0	0	0	0	0	0
4	Dixon ,G (Genevieve)	2	1239.2	1239.2	2	1238.1	1239.2	0	0	0	0	0	0
5	Opperman ,J (Jordan)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
5	Opperman ,J (Jordan)	2	1261.3	1473.8	2	1261.8	1473.8	0	0	0	0	0	0
6	Roberts ,F (Frans-Leigh)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
6	Roberts ,F (Frans-Leigh)	2	1391.4	1178.9	2	1384.7	1178.9	0	0	0	0	0	0
7	Rahlaga ,K (Kaelo Alupheli)	2	2	425	2	2	425	0	0	0	0	0	0
7	Rahlaga ,K (Kaelo Alupheli)	2	1288.5	1713.5	2	1286.1	1713.5	0	0	0	0	0	0
8	Aikman ,D (Desmond Gustav)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
8	Aikman ,D (Desmond Gustav)	2	1121.3	1333.8	2	1099.6	1333.8	0	0	0	0	0	0
9	Grobbelaar ,M (Mienje)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
9	Grobbelaar ,M (Mienje)	2	1368.1	1155.6	2	1354.8	1155.6	0	0	0	0	0	0
10	Pistorius ,A (Anabelle)	2	0	-425	2	0	-425	0	0	0	0	0	0
10	Pistorius ,A (Anabelle)	2	1257.9	832.9	2	1248.4	832.9	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Keyter, A (Alissa)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms