Chess South Africa Ratings Database

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Personal

Marnitz, K (Keenan)

Chess SA id

1060105511

FIDE id

Date of birth

2006-10-30 (U20)

Gender

Male

Region

Buffalo City (EBC)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-04-06

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1304.5	1306.5	1050.4	1124
Raw rating	1304.5	1306.2	1050.4	1124
Weighted rating	1304.3	1306.5	1050.4	1124
Weighted performance	1031.6	1008.7	0	0
Floor	829.3	841.1	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	142.9	142.5	205.2	184.8
Highest rating	1329.3 2024-03-01	1341.1 2024-03-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1329.3 2024-03-01	1341.1 2024-03-01	1200 2018-02-01	1200 2018-02-01
Highest weighted rating	1303.4 2025-08-01	1305.9 2025-08-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1318.1 2024-02-01	1291.2 2024-02-01	1200 2018-02-01	1200 2018-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0.1	0.2	0	0
New rating	1304.6	1306.7	1050.4	1124
Analysis
Rating	1304.5	1306.5	1050.4	1124
Raw rating	1304.5	1306.2	1050.4	1124
Weighted rating	1304.3	1306.5	1050.4
Weighted performance	1031.6	1008.7	0
K-factor	36	36	36	36
Floor	829.3	841.1	700	700
Max/Min rating change allowed	142.9	142.5	205.2	184.8
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	1304.5	1306.2	1050.4	1124
New weighted rating	1304.6	1306.7	1050.4	1124
New weighted performance	1031.2	1008.3	0	0
Temp new rating	1304.6	1306.7	1050.4	1124
Temp new rating +/-	0.1	0.2	0	0
Final new rating +/-	0.1	0.2	0	0
New rating	1304.6	1306.7	1050.4	1124
New K-factor	36	36	36	36
New floor	829.3	841.1	700	700

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	10	10	0	0
	17	10	7	0
	25	15	10	0
	5	5	0	0
History	134	94	30	10

Games since
	Main 10	Standard 10		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Buffalo City (EBC)
Province	Eastern Cape (EC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-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	134	65	48.51	-12.7	1195.9	1183.2
Standard	94	49.5	52.66	22.6	1189.6	1212.2
Rapid	30	11.5	38.33	-99.2	1220.1	1120.9
Blitz	10	4	40	-85	1181.8	1096.8

Date	Main	Standard	Rapid	Blitz
2025-09-30	1304.5	1306.2	1050.4	1124
2025-09-01	1304.5	1306.2	1050.4	1124
2025-08-01	1304.5	1306.2	1050.4	1124
2025-07-01	1304.5	1306.2	1050.4	1124
2025-06-01	1304.5	1306.2	1050.4	1124
2025-05-01	1304.5	1306.2	1050.4	1124
2025-04-01	1304.5	1306.2	1050.4	1124
2025-03-01	1304.5	1306.2	1050.4	1124
2025-02-01	1304.5	1306.2	1050.4	1124
2025-01-01	1304.5	1306.2	1050.4	1124
2024-12-01	1304.5	1306.2	1050.4	1124
2024-11-01	1304.5	1306.2	1050.4	1124
2024-10-01	1304.5	1306.2	1050.4	1124
2024-09-01	1304.5	1306.2	1050.4	1124
2024-08-01	1304.5	1306.2	1050.4	1124
2024-07-01	1304.5	1306.2	1050.4	1124
2024-06-01	1304.5	1306.2	1050.4	1124
2024-08-01	1304.5	1306.2	1050.4	1124
2024-04-01	1329.3	1341.1	1050.4	1124
2024-03-01	1329.3	1341.1	1050.4	1124
2024-02-01	1271	1277	1050.4	1124
2024-01-01	1271	1277	1050.4	1124
2023-12-01	1271	1277	1050.4	1124
2023-11-01	1271	1277	1050.4	1124

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	2nd Buffalo City Chess Trials 2024 (U20A)	2024-04-06	2024-04-06	Standard	Buffalo City (EBC)	5	5	1.5	Yes	Analysis
2	Grey College Team Championship 2024 (B)	2024-02-23	2024-02-24	Standard	Mangaung (FMB)	5	5	4.5	Yes	Analysis
3	2nd BC Trials 2023 (U18-Adults)	2023-06-17	2023-06-17	Rapid	Buffalo City (EBC)	7	7	4.5	Yes	Analysis
4	BC Chess Trials 1 of 5 2023 (U18A-Adult)	2023-04-29	2023-04-29	Standard	Buffalo City (EBC)	5	5	3	Yes	Analysis
5	Grey College Team Championship 2023 (B)	2023-02-03	2023-02-04	Standard	Mangaung (FMB)	5	5	4	Yes	Analysis
6	BC Chess 4th Border Trials 2022 (A)	2022-05-21	2022-05-21	Rapid	Buffalo City (EBC)	10	10	4	Yes	Analysis
7	BC Trials 3 2022 (U18A+U20A)	2022-03-05	2022-03-05	Standard	Buffalo City (EBC)	5	5	2	Yes	Analysis
8	Grey College Team Championship 2022 (B)	2022-02-18	2022-02-19	Standard	Mangaung (FMB)	5	5	4	Yes	Analysis
9	BC Trials 1 2022 (U18A+Open)	2022-02-11	2022-02-11	Standard	Buffalo City (EBC)	5	5	2	Yes	Analysis
10	Big Buffalo Swiss Open and Junior Closed 2021	2021-09-11	2021-09-11	Standard	Buffalo City (EBC)	5	5	2	Yes	Analysis
11	BC Trials 2 2020 (U16A)	2020-03-07	2020-03-07	Standard	Buffalo City (EBC)	5	5	3	Yes	Analysis
12	BC Trials 1 2020 (U16A)	2020-02-22	2020-02-22	Standard	Buffalo City (EBC)	5	4	1	Yes	Analysis
13	2019 South African Junior Team Championships (U14D)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	4	Yes	Analysis
14	Vikings League 6 of 6 2019 (Open)	2019-10-26	2019-10-26	Standard	Buffalo City (EBC)	5	0	0	No	Analysis
15	Vikings League 5 of 6 2019 (Open)	2019-10-12	2019-10-12	Standard	Buffalo City (EBC)	5	5	2	Yes	Analysis
16	Vikings Rapid 2 of 2 2019	2019-09-07	2019-09-07	Rapid	Buffalo City (EBC)	9	9	3	Yes	Analysis
17	Vikings League 4 of 6 2019 (B)	2019-09-14	2019-09-14	Standard	Buffalo City (EBC)	5	5	2	Yes	Analysis
18	Vikings League 3 of 6 2019 (B)	2019-08-24	2019-08-24	Standard	Buffalo City (EBC)	5	5	3	Yes	Analysis
19	Vikings League 2 of 6 2019 (B)	2019-08-17	2019-08-17	Standard	Buffalo City (EBC)	5	4	2	Yes	Analysis
20	Vikings Open Swiss 1 2019	2019-07-20	2019-07-20	Standard	Buffalo City (EBC)	5	5	3	Yes	Analysis
21	Vikings League 1 of 5 2019 (B)	2019-07-27	2019-07-27	Standard	Buffalo City (EBC)	5	5	2	Yes	Analysis
22	1st Chess Vikings Blitz and Rapid 2019 (Rapid)	2019-07-06	2019-07-06	Rapid	Buffalo City (EBC)	5	4	0	Yes	Analysis
23	1st Chess Vikings Blitz and Rapid 2019 (Blitz)	2019-07-06	2019-07-06	Blitz	Buffalo City (EBC)	10	10	4	Yes	Analysis
24	Buffalo City Trials 5 of 5 2019 (U14A)	2019-05-25	2019-05-25	Standard	Buffalo City (EBC)	5	0	0	No	Analysis
25	Buffalo City Trials 3 of 5 2019 (U14A)	2019-04-13	2019-04-13	Standard	Buffalo City (EBC)	5	5	2	Yes	Analysis
26	East London School League 2018 (Primary School A)	2018-08-18	2018-08-18	Standard	Buffalo City (EBC)	5	4	2.5	Yes	Analysis

#	Games	Start				End
1	7	Tournament 2nd BC Trials 2023				Tournament Grey College Team Championship 2024
		date 2023-06-17	rnd 6	type Rapid	result 1	date 2024-02-24	rnd 5	type Standard	result 1
		Opponent Jikijela, A (Anisha)				Opponent Cassim, A (Ameera)
2	6	Tournament Grey College Team Championship 2023				Tournament BC Chess Trials 1 of 5 2023
		date 2023-02-03	rnd 2	type Standard	result 1	date 2023-04-29	rnd 2	type Standard	result 0.5
		Opponent Senti, M (Molemo)				Opponent Victa, R (Renz)
3	5	Tournament BC Chess Trials 1 of 5 2023				Tournament 2nd BC Trials 2023
		date 2023-04-29	rnd 4	type Standard	result 0.5	date 2023-06-17	rnd 3	type Rapid	result 0.5
		Opponent Naidoo, N (Naomi)				Opponent De Villiers, E (Ethan)

#	Games	Start				End
1	7	Tournament BC Chess Trials 1 of 5 2023				Tournament Grey College Team Championship 2024
		date 2023-04-29	rnd 4	type Standard	result 0.5	date 2024-02-24	rnd 5	type Standard	result 1
		Opponent Naidoo, N (Naomi)				Opponent Cassim, A (Ameera)
2	6	Tournament Grey College Team Championship 2023				Tournament BC Chess Trials 1 of 5 2023
		date 2023-02-03	rnd 2	type Standard	result 1	date 2023-04-29	rnd 2	type Standard	result 0.5
		Opponent Senti, M (Molemo)				Opponent Victa, R (Renz)
3	3	Tournament BC Trials 1 2022				Tournament Grey College Team Championship 2022
		date 2022-02-11	rnd 5	type Standard	result 1	date 2022-02-18	rnd 2	type Standard	result 1
		Opponent Asomelo, G (Glory)				Opponent Van Staden, C (Christiaan)

#	Games	Start				End
1	3	Tournament 2nd BC Trials 2023				Tournament 2nd BC Trials 2023
		date 2023-06-17	rnd 1	type Rapid	result 1	date 2023-06-17	rnd 3	type Rapid	result 0.5
		Opponent Diemieniet, P (Phoebe)				Opponent De Villiers, E (Ethan)
2	3	Tournament BC Chess 4th Border Trials 2022				Tournament BC Chess 4th Border Trials 2022
		date 2022-05-21	rnd 4	type Rapid	result 0.5	date 2022-05-21	rnd 6	type Rapid	result 1
		Opponent Yayo, A (Athenkosi)				Opponent Buss, MJ (Matthew)
3	2	Tournament 2nd BC Trials 2023				Tournament 2nd BC Trials 2023
		date 2023-06-17	rnd 6	type Rapid	result 1	date 2023-06-17	rnd 7	type Rapid	result 1
		Opponent Jikijela, A (Anisha)				Opponent Williams, C (Cuan)

#	Games	Start				End
1	2	Tournament 1st Chess Vikings Blitz and Rapid 2019				Tournament 1st Chess Vikings Blitz and Rapid 2019
		date 2019-07-06	rnd 5	type Blitz	result 1	date 2019-07-06	rnd 6	type Blitz	result 1
		Opponent Matengambiri, P (Pearl)				Opponent Zill, J (Jayden)
2	1	Tournament 1st Chess Vikings Blitz and Rapid 2019				Tournament 1st Chess Vikings Blitz and Rapid 2019
		date 2019-07-06	rnd 8	type Blitz	result 1	date 2019-07-06	rnd 8	type Blitz	result 1
		Opponent Ndumndum, L (Lelami)				Opponent Ndumndum, L (Lelami)
3	1	Tournament 1st Chess Vikings Blitz and Rapid 2019				Tournament 1st Chess Vikings Blitz and Rapid 2019
		date 2019-07-06	rnd 1	type Blitz	result 1	date 2019-07-06	rnd 1	type Blitz	result 1
		Opponent Xongwana, S (Sahlulelo)				Opponent Xongwana, S (Sahlulelo)

#	Games	Start				End
1	5	Tournament Grey College Team Championship 2023				Tournament BC Chess Trials 1 of 5 2023
		date 2023-02-03	rnd 2	type Standard	result 1	date 2023-04-29	rnd 1	type Standard	result 1
		Opponent Senti, M (Molemo)				Opponent Morgan, A (Ashton)
2	3	Tournament Grey College Team Championship 2024				Tournament Grey College Team Championship 2024
		date 2024-02-23	rnd 3	type Standard	result 1	date 2024-02-24	rnd 5	type Standard	result 1
		Opponent Moteka, J (Joseph)				Opponent Cassim, A (Ameera)
3	3	Tournament 2nd BC Trials 2023				Tournament Grey College Team Championship 2024
		date 2023-06-17	rnd 6	type Rapid	result 1	date 2024-02-23	rnd 1	type Standard	result 1
		Opponent Jikijela, A (Anisha)				Opponent Schutte, A (Adrian)

#	Games	Start				End
1	5	Tournament Grey College Team Championship 2023				Tournament BC Chess Trials 1 of 5 2023
		date 2023-02-03	rnd 2	type Standard	result 1	date 2023-04-29	rnd 1	type Standard	result 1
		Opponent Senti, M (Molemo)				Opponent Morgan, A (Ashton)
2	3	Tournament Grey College Team Championship 2024				Tournament Grey College Team Championship 2024
		date 2024-02-23	rnd 3	type Standard	result 1	date 2024-02-24	rnd 5	type Standard	result 1
		Opponent Moteka, J (Joseph)				Opponent Cassim, A (Ameera)
3	3	Tournament BC Trials 1 2022				Tournament Grey College Team Championship 2022
		date 2022-02-11	rnd 5	type Standard	result 1	date 2022-02-18	rnd 2	type Standard	result 1
		Opponent Asomelo, G (Glory)				Opponent Van Staden, C (Christiaan)

#	Games	Start				End
1	2	Tournament 2nd BC Trials 2023				Tournament 2nd BC Trials 2023
		date 2023-06-17	rnd 6	type Rapid	result 1	date 2023-06-17	rnd 7	type Rapid	result 1
		Opponent Jikijela, A (Anisha)				Opponent Williams, C (Cuan)
2	2	Tournament 2nd BC Trials 2023				Tournament 2nd BC Trials 2023
		date 2023-06-17	rnd 1	type Rapid	result 1	date 2023-06-17	rnd 2	type Rapid	result 1
		Opponent Diemieniet, P (Phoebe)				Opponent Nkwentsha, S (Sange)
3	2	Tournament Vikings Rapid 2 of 2 2019				Tournament Vikings Rapid 2 of 2 2019
		date 2019-09-07	rnd 5	type Rapid	result 1	date 2019-09-07	rnd 6	type Rapid	result 1
		Opponent Nkinyeni, L (Lihle)				Opponent Jikijela, A (Awenkosi)

#	Games	Start				End
1	2	Tournament 1st Chess Vikings Blitz and Rapid 2019				Tournament 1st Chess Vikings Blitz and Rapid 2019
		date 2019-07-06	rnd 5	type Blitz	result 1	date 2019-07-06	rnd 6	type Blitz	result 1
		Opponent Matengambiri, P (Pearl)				Opponent Zill, J (Jayden)
2	1	Tournament 1st Chess Vikings Blitz and Rapid 2019				Tournament 1st Chess Vikings Blitz and Rapid 2019
		date 2019-07-06	rnd 8	type Blitz	result 1	date 2019-07-06	rnd 8	type Blitz	result 1
		Opponent Ndumndum, L (Lelami)				Opponent Ndumndum, L (Lelami)
3	1	Tournament 1st Chess Vikings Blitz and Rapid 2019				Tournament 1st Chess Vikings Blitz and Rapid 2019
		date 2019-07-06	rnd 1	type Blitz	result 1	date 2019-07-06	rnd 1	type Blitz	result 1
		Opponent Xongwana, S (Sahlulelo)				Opponent Xongwana, S (Sahlulelo)

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	De Villiers ,E (Ethan)	5	0.5	-340	3	0	-425	2	0.5	-212.5	0	0	0
1	De Villiers ,E (Ethan)	5	1237.7	897.7	3	1222.8	812.7	2	903.1	1025.2	0	0	0
2	Becker ,M (Matthew)	3	0	-425	3	0	-425	0	0	0	0	0	0
2	Becker ,M (Matthew)	3	1394.3	969.3	3	1394.3	969.3	0	0	0	0	0	0
3	Matayo ,L (Liyema)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
3	Matayo ,L (Liyema)	3	1124.3	982.6	3	1124	982.6	0	0	0	0	0	0
4	Nkinyeni ,L (Lihle)	3	3	425	2	2	425	1	1	425	0	0	0
4	Nkinyeni ,L (Lihle)	3	1078.6	1503.6	2	1074	1503.6	1	1200	1503.6	0	0	0
5	Wang ,I (Ikai)	3	0	-425	2	0	-425	1	0	-425	0	0	0
5	Wang ,I (Ikai)	3	1250	825	2	1233.9	825	1	885.2	825	0	0	0
6	Sisilana ,M (Milani)	3	2	141.7	2	1	0	1	1	425	0	0	0
6	Sisilana ,M (Milani)	3	1091	1232.6	2	1056.8	1091	1	1200	1516	0	0	0
7	Jikijela ,A (Anisha)	3	1	-141.7	1	0	-425	2	1	0	0	0	0
7	Jikijela ,A (Anisha)	3	1213.8	1072.1	1	1113.2	788.8	2	881.2	1213.8	0	0	0
8	Mazikana ,M (Maxwell)	3	0	-425	0	0	0	2	0	-425	1	0	-425
8	Mazikana ,M (Maxwell)	3	1185.4	760.4	0	0	0	2	1177.6	760.4	1	1200	760.4
9	Chang ,S (Sebastian)	2	0	-425	2	0	-425	0	0	0	0	0	0
9	Chang ,S (Sebastian)	2	1416.7	991.7	2	1401.4	991.7	0	0	0	0	0	0
10	Becker ,R (Robyn)	2	0	-425	2	0	-425	0	0	0	0	0	0
10	Becker ,R (Robyn)	2	1357.6	932.6	2	1362.9	932.6	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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Personal

Marnitz, K (Keenan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms