Chess South Africa Ratings Database

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Personal

Jacobs, R (Raidon)

Chess SA id

110084035

FIDE id

Date of birth

2010-10-08 (U16)

Gender

Male

Region

Eden (WEG)

Citizen

RSA

Titles

Chess SA registered

Last active game

2022-03-05

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1131.9	1095.5	714.2	595.4
Raw rating	1131.9	1095.5	714.2	595.4
Weighted rating	1131.9	1095.5	714.2	595.4
Weighted performance	413.9	277.9	0	0
Floor	631.9	595.5	500	500
K-factor	40	40	40	40
Min/Max rating change allowed	182.7	192.4	331.3	392.4
Highest rating	1200 2024-11-01	1200 2024-11-01	1207.8 2022-03-01	1200 2024-02-01
Highest raw rating	1131.9 2024-02-01	1095.5 2024-02-01	714.2 2024-02-01	595.4 2024-02-01
Highest weighted rating	1131.9 2024-11-01	1095.5 2024-11-01	714.2 2024-11-01	595.4 2024-11-01
Highest weighted performance	1200 2024-12-01	1200 2024-12-01	1207.8 2022-03-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1131.9	1095.5	714.2	595.4
Analysis
Rating	1131.9	1095.5	714.2	595.4
Raw rating	1131.9	1095.5	714.2	595.4
Weighted rating	1131.9	1095.5	714.2
Weighted performance	413.9	277.9	0
K-factor	40	40	40	40
Floor	631.9	595.5	500	500
Max/Min rating change allowed	182.7	192.4	331.3	392.4
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	1131.9	1095.5	714.2	595.4
New weighted rating	1131.9	1095.5	714.2	595.4
New weighted performance	407	270.9	0	0
Temp new rating	1131.9	1095.5	714.2	595.4
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1131.9	1095.5	714.2	595.4
New K-factor	40	40	40	40
New floor	631.9	595.5	500	500

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	6	0	6
	0	0	0
History	63	41	22

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U16
Region	Eden (WEG)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 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	36	18	50	0	1176	1176
Standard	30	15	50	0	1168.6	1168.6
Rapid	6	3	50	0	1213.3	1213.3
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1131.9	1095.5	714.2	595.4
2025-09-30	1131.9	1095.5	714.2	595.4
2025-09-01	1131.9	1095.5	714.2	595.4
2025-08-01	1131.9	1095.5	714.2	595.4
2025-07-01	1131.9	1095.5	714.2	595.4
2025-06-01	1131.9	1095.5	714.2	595.4
2025-05-01	1131.9	1095.5	714.2	595.4
2025-04-01	1131.9	1095.5	714.2	595.4
2025-03-01	1131.9	1095.5	714.2	595.4
2025-02-01	1131.9	1095.5	714.2	595.4
2025-01-01	1131.9	1095.5	714.2	595.4
2024-12-01	1131.9	1095.5	714.2	595.4
2024-11-01	1131.9	1095.5	714.2	595.4
2024-10-01	1131.9	1095.5	714.2	595.4
2024-09-01	1131.9	1095.5	714.2	595.4
2024-08-01	1131.9	1095.5	714.2	595.4
2024-07-01	1131.9	1095.5	714.2	595.4
2024-09-01	1131.9	1095.5	714.2	595.4
2024-05-01	1131.9	1095.5	714.2	595.4
2024-04-01	1131.9	1095.5	714.2	595.4
2024-03-01	1131.9	1095.5	714.2	595.4
2024-02-01	1131.9	1095.5	714.2	595.4
2024-01-01	1131.9	1095.5	714.2	595.4
2023-12-01	1131.9	1095.5	714.2	595.4

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	District North 2022 (U13)	2022-03-05	2022-03-05	Rapid	Cape Town (WCT)	6	6	3	Yes	Analysis
2	2020 Metro Trials (U11 Boys)	2020-03-13	2020-03-14	Standard	Cape Town (WCT)	5	5	2	Yes	Analysis
3	Metro North Individual Trials 2020 (U11)	2020-02-07	2020-02-08	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
4	Metro School Chess Closed Individual Trials 2019 (U7+U9 Boys)	2019-03-01	2019-03-02	Standard	Cape Town (WCT)	5	5	2	Yes	Analysis
5	District North Schools Chess Trials 2019 (U9)	2019-01-25	2019-01-26	Standard	Cape Town (WCT)	5	5	3	Yes	Analysis
6	2018 WP Schools Closed Trials (U9 Boys)	2018-03-09	2018-03-10	Standard	Cape Town (WCT)	5	5	2	Yes	Analysis
7	District North Schools Chess Open Trials 2018 (U9)	2018-02-09	2018-02-10	Standard	Cape Town (WCT)	5	4	2	Yes	Analysis

#	Games	Start				End
1	3	Tournament Metro North Individual Trials 2020				Tournament Metro North Individual Trials 2020
		date 2020-02-08	rnd 3	type Standard	result 1	date 2020-02-08	rnd 5	type Standard	result 1
		Opponent Kim, S (Song-Ha)				Opponent Woolf, J (Jessika)
2	2	Tournament District North 2022				Tournament District North 2022
		date 2022-03-05	rnd 5	type Rapid	result 1	date 2022-03-05	rnd 6	type Rapid	result 1
		Opponent Posthumus, S (Stephen)				Opponent Cox, F (Finn)
3	2	Tournament 2020 Metro Trials				Tournament 2020 Metro Trials
		date 2020-03-14	rnd 4	type Standard	result 1	date 2020-03-14	rnd 5	type Standard	result 1
		Opponent Baeder, S (Silas)				Opponent Chisholm, G (Griffin)

#	Games	Start				End
1	3	Tournament Metro North Individual Trials 2020				Tournament Metro North Individual Trials 2020
		date 2020-02-08	rnd 3	type Standard	result 1	date 2020-02-08	rnd 5	type Standard	result 1
		Opponent Kim, S (Song-Ha)				Opponent Woolf, J (Jessika)
2	2	Tournament 2020 Metro Trials				Tournament 2020 Metro Trials
		date 2020-03-14	rnd 4	type Standard	result 1	date 2020-03-14	rnd 5	type Standard	result 1
		Opponent Baeder, S (Silas)				Opponent Chisholm, G (Griffin)
3	2	Tournament District North Schools Chess Trials 2019				Tournament District North Schools Chess Trials 2019
		date 2019-01-25	rnd 1	type Standard	result 1	date 2019-01-25	rnd 2	type Standard	result 1
		Opponent Herwell, L (Leighton)				Opponent Goliath, E (Eugeney)

#	Games	Start				End
1	2	Tournament District North 2022				Tournament District North 2022
		date 2022-03-05	rnd 5	type Rapid	result 1	date 2022-03-05	rnd 6	type Rapid	result 1
		Opponent Posthumus, S (Stephen)				Opponent Cox, F (Finn)
2	1	Tournament District North 2022				Tournament District North 2022
		date 2022-03-05	rnd 3	type Rapid	result 1	date 2022-03-05	rnd 3	type Rapid	result 1
		Opponent Reid, H (Hannah)				Opponent Reid, H (Hannah)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Metro North Individual Trials 2020				Tournament Metro North Individual Trials 2020
		date 2020-02-08	rnd 3	type Standard	result 1	date 2020-02-08	rnd 5	type Standard	result 1
		Opponent Kim, S (Song-Ha)				Opponent Woolf, J (Jessika)
2	2	Tournament District North 2022				Tournament District North 2022
		date 2022-03-05	rnd 5	type Rapid	result 1	date 2022-03-05	rnd 6	type Rapid	result 1
		Opponent Posthumus, S (Stephen)				Opponent Cox, F (Finn)
3	2	Tournament 2020 Metro Trials				Tournament 2020 Metro Trials
		date 2020-03-14	rnd 4	type Standard	result 1	date 2020-03-14	rnd 5	type Standard	result 1
		Opponent Baeder, S (Silas)				Opponent Chisholm, G (Griffin)

#	Games	Start				End
1	3	Tournament Metro North Individual Trials 2020				Tournament Metro North Individual Trials 2020
		date 2020-02-08	rnd 3	type Standard	result 1	date 2020-02-08	rnd 5	type Standard	result 1
		Opponent Kim, S (Song-Ha)				Opponent Woolf, J (Jessika)
2	2	Tournament 2020 Metro Trials				Tournament 2020 Metro Trials
		date 2020-03-14	rnd 4	type Standard	result 1	date 2020-03-14	rnd 5	type Standard	result 1
		Opponent Baeder, S (Silas)				Opponent Chisholm, G (Griffin)
3	2	Tournament District North Schools Chess Trials 2019				Tournament District North Schools Chess Trials 2019
		date 2019-01-25	rnd 1	type Standard	result 1	date 2019-01-25	rnd 2	type Standard	result 1
		Opponent Herwell, L (Leighton)				Opponent Goliath, E (Eugeney)

#	Games	Start				End
1	2	Tournament District North 2022				Tournament District North 2022
		date 2022-03-05	rnd 5	type Rapid	result 1	date 2022-03-05	rnd 6	type Rapid	result 1
		Opponent Posthumus, S (Stephen)				Opponent Cox, F (Finn)
2	1	Tournament District North 2022				Tournament District North 2022
		date 2022-03-05	rnd 3	type Rapid	result 1	date 2022-03-05	rnd 3	type Rapid	result 1
		Opponent Reid, H (Hannah)				Opponent Reid, H (Hannah)

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	Salimu ,C (Chase)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Salimu ,C (Chase)	1	1310.4	885.4	1	1283.6	885.4	0	0	0	0	0	0
2	Van Wyk ,W (Will)	1	1	425	1	1	425	0	0	0	0	0	0
2	Van Wyk ,W (Will)	1	1182.1	1607.1	1	1178.4	1607.1	0	0	0	0	0	0
3	Van Rooyen ,C (Cleonay)	1	1	425	1	1	425	0	0	0	0	0	0
3	Van Rooyen ,C (Cleonay)	1	1148.5	1573.5	1	1140	1573.5	0	0	0	0	0	0
4	Janse Van Rensburg ,A (Arden)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Janse Van Rensburg ,A (Arden)	1	1317	892	1	1209.2	892	0	0	0	0	0	0
5	Goliath ,Q (Quinn)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Goliath ,Q (Quinn)	1	708.4	283.4	1	687	283.4	0	0	0	0	0	0
6	Kim ,S (Song-Ha)	1	1	425	1	1	425	0	0	0	0	0	0
6	Kim ,S (Song-Ha)	1	1139.8	1564.8	1	1200	1564.8	0	0	0	0	0	0
7	Grove ,E (Emily)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Grove ,E (Emily)	1	1158.1	733.1	1	1173.3	733.1	0	0	0	0	0	0
8	Herwell ,L (Leighton)	1	1	425	1	1	425	0	0	0	0	0	0
8	Herwell ,L (Leighton)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Chisholm ,G (Griffin)	1	1	425	1	1	425	0	0	0	0	0	0
9	Chisholm ,G (Griffin)	1	1264	1689	1	1232.8	1689	0	0	0	0	0	0
10	Coetzee ,K (Kara)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Coetzee ,K (Kara)	1	1200	775	1	1200	775	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Jacobs, R (Raidon)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms