Chess South Africa Ratings Database

PLAYER PAGE

Personal

Ramaboa, O (Ontiretse)

Chess SA id

1090149576

FIDE id

Date of birth

2009-01-29 (U18)

Gender

Male

Region

Bojanala Platina (NBR)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-08-19

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1237.8	1224	1241.6	1200
Raw rating	1237.8	1224	1241.6	1200
Weighted rating	1237.8	1224	1241.6	1200
Weighted performance	0	0	0	0
Floor	737.8	727.2	741.6	700
K-factor	36	36	36	36
Min/Max rating change allowed	157.1	160.2	156.3	165.8
Highest rating	1331 2023-02-01	1330.4 2023-02-01	1378.4 2023-08-01	1200 2018-10-01
Highest raw rating	1237.8 2024-03-01	1227.2 2023-03-01	1241.6 2024-03-01	1200 2024-03-01
Highest weighted rating	1237.8 2025-07-01	1227.2 2025-02-01	1241.6 2025-07-01	1200 2018-10-01
Highest weighted performance	1331 2023-02-01	1330.4 2023-02-01	1378.4 2023-08-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1237.8	1224	1241.6	1200
Analysis
Rating	1237.8	1224	1241.6	1200
Raw rating	1237.8	1224	1241.6	1200
Weighted rating	1237.8	1224	1241.6
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	737.8	727.2	741.6	700
Max/Min rating change allowed	157.1	160.2	156.3	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	1237.8	1224	1241.6	1200
New weighted rating	1237.8	1224	1241.6	1200
New weighted performance	0	0	0	0
Temp new rating	1237.8	1224	1241.6	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1237.8	1224	1241.6	1200
New K-factor	36	36	36	36
New floor	737.8	727.2	741.6	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	15	10	5
	0	0	0
	0	0	0
History	15	10	5

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U18
Region	Bojanala Platina (NBR)
Province	Northwest (NW)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 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	15	8.5	56.67	56.7	1234.4	1291.1
Standard	10	5	50	0	1270.8	1270.8
Rapid	5	3.5	70	170	1161.7	1331.7
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1237.8	1224	1241.6	1200
2025-09-01	1237.8	1224	1241.6	1200
2025-08-01	1237.8	1224	1241.6	1200
2025-07-01	1237.8	1224	1241.6	1200
2025-06-01	1237.8	1224	1241.6	1200
2025-05-01	1237.8	1224	1241.6	1200
2025-04-01	1237.8	1224	1241.6	1200
2025-03-01	1237.8	1224	1241.6	1200
2025-02-01	1237.8	1224	1241.6	1200
2025-01-01	1237.8	1224	1241.6	1200
2024-12-01	1237.8	1224	1241.6	1200
2024-11-01	1237.8	1224	1241.6	1200
2024-10-01	1237.8	1224	1241.6	1200
2024-09-01	1237.8	1224	1241.6	1200
2024-08-01	1237.8	1224	1241.6	1200
2024-07-01	1237.8	1224	1241.6	1200
2024-06-01	1237.8	1224	1241.6	1200
2024-08-01	1237.8	1224	1241.6	1200
2024-04-01	1237.8	1224	1241.6	1200
2024-03-01	1237.8	1224	1241.6	1200
2024-02-01	1237.8	1224	1241.6	1200
2024-01-01	1237.8	1224	1241.6	1200
2023-12-01	1237.8	1224	1241.6	1200
2023-11-01	1237.8	1224	1241.6	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	Bojanala School League 2023 (U17)	2023-08-19	2023-08-19	Rapid	Bojanala Platina (NBR)	5	5	3.5	Yes	Analysis
2	Grenswag's Community Battle 2023 (Rooks)	2023-04-22	2023-04-22	Standard	Bojanala Platina (NBR)	5	5	2	Yes	Analysis
3	One For The Ages 2023 (U16)	2023-02-18	2023-02-18	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis

#	Games	Start				End
1	4	Tournament Bojanala School League 2023				Tournament Bojanala School League 2023
		date 2023-08-19	rnd 2	type Rapid	result 0.5	date 2023-08-19	rnd 5	type Rapid	result 1
		Opponent Nkambule, T (Thulisile)				Opponent Stringer, S (Sebastiaan)
2	1	Tournament Grenswag's Community Battle 2023				Tournament Grenswag's Community Battle 2023
		date 2023-04-22	rnd 4	type Standard	result 1	date 2023-04-22	rnd 4	type Standard	result 1
		Opponent Mogale, K (Kgosi)				Opponent Mogale, K (Kgosi)
3	1	Tournament Grenswag's Community Battle 2023				Tournament Grenswag's Community Battle 2023
		date 2023-04-22	rnd 2	type Standard	result 1	date 2023-04-22	rnd 2	type Standard	result 1
		Opponent Morkel, DJ (Douglas)				Opponent Morkel, DJ (Douglas)

#	Games	Start				End
1	1	Tournament Grenswag's Community Battle 2023				Tournament Grenswag's Community Battle 2023
		date 2023-04-22	rnd 4	type Standard	result 1	date 2023-04-22	rnd 4	type Standard	result 1
		Opponent Mogale, K (Kgosi)				Opponent Mogale, K (Kgosi)
2	1	Tournament Grenswag's Community Battle 2023				Tournament Grenswag's Community Battle 2023
		date 2023-04-22	rnd 2	type Standard	result 1	date 2023-04-22	rnd 2	type Standard	result 1
		Opponent Morkel, DJ (Douglas)				Opponent Morkel, DJ (Douglas)
3	1	Tournament One For The Ages 2023				Tournament One For The Ages 2023
		date 2023-02-18	rnd 5	type Standard	result 1	date 2023-02-18	rnd 5	type Standard	result 1
		Opponent Moagi, G (Gosiame)				Opponent Moagi, G (Gosiame)

#	Games	Start				End
1	4	Tournament Bojanala School League 2023				Tournament Bojanala School League 2023
		date 2023-08-19	rnd 2	type Rapid	result 0.5	date 2023-08-19	rnd 5	type Rapid	result 1
		Opponent Nkambule, T (Thulisile)				Opponent Stringer, S (Sebastiaan)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Bojanala School League 2023				Tournament Bojanala School League 2023
		date 2023-08-19	rnd 3	type Rapid	result 1	date 2023-08-19	rnd 5	type Rapid	result 1
		Opponent Pienaar, B (Bianca)				Opponent Stringer, S (Sebastiaan)
2	1	Tournament Grenswag's Community Battle 2023				Tournament Grenswag's Community Battle 2023
		date 2023-04-22	rnd 4	type Standard	result 1	date 2023-04-22	rnd 4	type Standard	result 1
		Opponent Mogale, K (Kgosi)				Opponent Mogale, K (Kgosi)
3	1	Tournament Grenswag's Community Battle 2023				Tournament Grenswag's Community Battle 2023
		date 2023-04-22	rnd 2	type Standard	result 1	date 2023-04-22	rnd 2	type Standard	result 1
		Opponent Morkel, DJ (Douglas)				Opponent Morkel, DJ (Douglas)

#	Games	Start				End
1	1	Tournament Grenswag's Community Battle 2023				Tournament Grenswag's Community Battle 2023
		date 2023-04-22	rnd 4	type Standard	result 1	date 2023-04-22	rnd 4	type Standard	result 1
		Opponent Mogale, K (Kgosi)				Opponent Mogale, K (Kgosi)
2	1	Tournament Grenswag's Community Battle 2023				Tournament Grenswag's Community Battle 2023
		date 2023-04-22	rnd 2	type Standard	result 1	date 2023-04-22	rnd 2	type Standard	result 1
		Opponent Morkel, DJ (Douglas)				Opponent Morkel, DJ (Douglas)
3	1	Tournament One For The Ages 2023				Tournament One For The Ages 2023
		date 2023-02-18	rnd 5	type Standard	result 1	date 2023-02-18	rnd 5	type Standard	result 1
		Opponent Moagi, G (Gosiame)				Opponent Moagi, G (Gosiame)

#	Games	Start				End
1	3	Tournament Bojanala School League 2023				Tournament Bojanala School League 2023
		date 2023-08-19	rnd 3	type Rapid	result 1	date 2023-08-19	rnd 5	type Rapid	result 1
		Opponent Pienaar, B (Bianca)				Opponent Stringer, S (Sebastiaan)

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	Nel ,J (J-Louwen)	2	0	-425	2	0	-425	0	0	0	0	0	0
1	Nel ,J (J-Louwen)	2	1283.3	858.3	2	1307.8	858.3	0	0	0	0	0	0
2	Moagi ,G (Gosiame)	1	1	425	1	1	425	0	0	0	0	0	0
2	Moagi ,G (Gosiame)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
3	Marx ,HB (Heinrich Butow)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Marx ,HB (Heinrich Butow)	1	1423.6	998.6	1	1423.6	998.6	0	0	0	0	0	0
4	Motswane ,R (Rentlafetse)	1	1	425	1	1	425	0	0	0	0	0	0
4	Motswane ,R (Rentlafetse)	1	1147.6	1572.6	1	1137.6	1572.6	0	0	0	0	0	0
5	Dikane ,O (Oageng)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Dikane ,O (Oageng)	1	1364.4	939.4	1	1353.7	939.4	0	0	0	0	0	0
6	Mogale ,K (Kgosi)	1	1	425	1	1	425	0	0	0	0	0	0
6	Mogale ,K (Kgosi)	1	1169.5	1594.5	1	1164	1594.5	0	0	0	0	0	0
7	Morkel ,DJ (Douglas Jonathan)	1	1	425	1	1	425	0	0	0	0	0	0
7	Morkel ,DJ (Douglas Jonathan)	1	1282.4	1707.4	1	1286.8	1707.4	0	0	0	0	0	0
8	Watt ,C (Chad)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Watt ,C (Chad)	1	1371.1	946.1	1	1351.8	946.1	0	0	0	0	0	0
9	Sita ,B (Bokamoso)	1	1	425	1	1	425	0	0	0	0	0	0
9	Sita ,B (Bokamoso)	1	1182.2	1607.2	1	1180.4	1607.2	0	0	0	0	0	0
10	Barnes ,K (Kyle Henry)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Barnes ,K (Kyle Henry)	1	1270.9	845.9	0	0	0	1	1200	845.9	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Ramaboa, O (Ontiretse)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms