Chess South Africa Ratings Database

PLAYER PAGE

Personal

Petersen, G (Geano)

Chess SA id

1100117243

FIDE id

Date of birth

2010-08-16 (U16)

Gender

Male

Region

Eden (WEG)

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	1342	1332.7	1198.4	1200
Raw rating	1342	1332.7	1198.4	1200
Weighted rating	1342	1332.6	1198.4	1200
Weighted performance	890.1	889.2	0	0
Floor	877.8	876.4	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	135.4	137.2	166.2	165.8
Highest rating	1417.6 2023-07-01	1413.4 2023-07-01	1207.4 2019-10-01	1200 2018-10-01
Highest raw rating	1377.8 2023-08-01	1376.4 2023-08-01	1200 2018-02-01	1200 2024-02-01
Highest weighted rating	1377.8 2025-06-01	1376.4 2025-05-05	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1417.6 2023-07-01	1413.4 2023-07-01	1207.4 2019-10-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1342	1332.7	1198.4	1200
Analysis
Rating	1342	1332.7	1198.4	1200
Raw rating	1342	1332.7	1198.4	1200
Weighted rating	1342	1332.6	1198.4
Weighted performance	890.1	889.2	0
K-factor	36	36	36	36
Floor	877.8	876.4	700	700
Max/Min rating change allowed	135.4	137.2	166.2	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	1342	1332.7	1198.4	1200
New weighted rating	1342	1332.6	1198.4	1200
New weighted performance	889.7	888.7	0	0
Temp new rating	1342	1332.7	1198.4	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1342	1332.7	1198.4	1200
New K-factor	36	36	36	36
New floor	877.8	876.4	700	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	27	27	0
	9	9	0
	0	0	0
History	53	48	5

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	53	29.5	55.66	48.1	1218	1266.2
Standard	48	27	56.25	53.1	1219.9	1273
Rapid	5	2.5	50	0	1200	1200
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1342	1332.7	1198.4	1200
2025-09-01	1342	1332.7	1198.4	1200
2025-08-01	1342	1332.7	1198.4	1200
2025-07-01	1342	1332.7	1198.4	1200
2025-06-01	1342	1332.7	1198.4	1200
2025-05-01	1342	1332.7	1198.4	1200
2025-04-01	1341.9	1332.7	1198.4	1200
2025-03-01	1341.9	1332.5	1198.4	1200
2025-02-01	1341.9	1332.5	1198.4	1200
2025-01-01	1341.9	1332.5	1198.4	1200
2024-12-01	1341.9	1332.5	1198.4	1200
2024-11-01	1341.9	1332.5	1198.4	1200
2024-10-01	1341.9	1332.5	1198.4	1200
2024-09-01	1341.9	1332.5	1198.4	1200
2024-08-01	1341.9	1332.5	1198.4	1200
2024-07-01	1341.9	1332.5	1198.4	1200
2024-06-01	1341.9	1332.5	1198.4	1200
2024-08-01	1341.9	1332.5	1198.4	1200
2024-04-01	1341.9	1332.5	1198.4	1200
2024-03-01	1341.9	1332.5	1198.4	1200
2024-02-01	1341.9	1332.5	1198.4	1200
2024-01-01	1341.9	1332.5	1198.4	1200
2023-12-01	1341.9	1332.5	1198.4	1200
2023-11-01	1341.9	1332.5	1198.4	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	Eden Top Schools 2023 (U13 Mix)	2023-08-19	2023-08-19	Standard	Eden (WEG)	5	5	2	Yes	Analysis
2	Mossel Bay Top Schools 2023 (U13)	2023-07-29	2023-07-29	Standard	Eden (WEG)	5	3	3	Yes	Analysis
3	Eden Trials 2+3 2023 (U14)	2023-04-15	2023-05-13	Standard	Eden (WEG)	10	4	3	Yes	Analysis
4	Eden Trails 1 2023 (U13 Boys)	2023-03-11	2023-03-11	Standard	Eden (WEG)	5	5	3	Yes	Analysis
5	Mossel Bay Schools Trials 2 2023 (U13 Boys)	2023-02-18	2023-02-18	Standard	Eden (WEG)	5	5	3	Yes	Analysis
6	Mossel Bay Schools Trials 1 2023 (U13 Boys)	2023-01-28	2023-01-28	Standard	Eden (WEG)	5	5	3	Yes	Analysis
7	Eden Topskole 2022 (O13 Ope)	2022-08-13	2022-08-13	Standard	Eden (WEG)	5	5	4	Yes	Analysis
8	Mosselbaai Skole Skaak Proewe 1 2022 (U13 Boys)	2022-01-29	2022-01-29	Standard	Eden (WEG)	5	4	1	Yes	Analysis
9	Mossel Bay Trials 2 2020 (U11)	2020-02-15	2020-02-15	Standard	Eden (WEG)	5	4	2	Yes	Analysis
10	Mossel Bay Trials 1 2020 (U11)	2020-02-01	2020-02-01	Standard	Eden (WEG)	5	5	2	Yes	Analysis
11	George Suid Junior Skaaktoernooi 2019	2019-10-19	2019-10-19	Rapid	Eden (WEG)	5	5	2.5	Yes	Analysis
12	Eden Top Schools 2019 (U9)	2019-07-20	2019-07-20	Standard	Eden (WEG)	5	3	1	Yes	Analysis

#	Games	Start				End
1	4	Tournament Mossel Bay Top Schools 2023				Tournament Eden Top Schools 2023
		date 2023-07-29	rnd 2	type Standard	result 1	date 2023-08-19	rnd 1	type Standard	result 1
		Opponent Goliath, J (Jaywin)				Opponent Swart, J (Jan)
2	4	Tournament Eden Topskole 2022				Tournament Eden Topskole 2022
		date 2022-08-13	rnd 1	type Standard	result 1	date 2022-08-13	rnd 4	type Standard	result 1
		Opponent Arpin, L (Lukas)				Opponent Farland, R (Roeshaana)
3	3	Tournament Eden Trials 2+3 2023				Tournament Eden Trials 2+3 2023
		date 2023-05-13	rnd 7	type Standard	result 1	date 2023-05-13	rnd 9	type Standard	result 1
		Opponent Vrolik, J (Jean-Paul)				Opponent Olckers, E (Emiel)

#	Games	Start				End
1	4	Tournament Mossel Bay Top Schools 2023				Tournament Eden Top Schools 2023
		date 2023-07-29	rnd 2	type Standard	result 1	date 2023-08-19	rnd 1	type Standard	result 1
		Opponent Goliath, J (Jaywin)				Opponent Swart, J (Jan)
2	4	Tournament Eden Topskole 2022				Tournament Eden Topskole 2022
		date 2022-08-13	rnd 1	type Standard	result 1	date 2022-08-13	rnd 4	type Standard	result 1
		Opponent Arpin, L (Lukas)				Opponent Farland, R (Roeshaana)
3	3	Tournament Eden Trials 2+3 2023				Tournament Eden Trials 2+3 2023
		date 2023-05-13	rnd 7	type Standard	result 1	date 2023-05-13	rnd 9	type Standard	result 1
		Opponent Vrolik, J (Jean-Paul)				Opponent Olckers, E (Emiel)

#	Games	Start				End
1	2	Tournament George Suid Junior Skaaktoernooi 2019				Tournament George Suid Junior Skaaktoernooi 2019
		date 2019-10-19	rnd 3	type Rapid	result 0.5	date 2019-10-19	rnd 4	type Rapid	result 1
		Opponent Griebenauw, E (Emmerich)				Opponent Kotze, L (Lj)
2	1	Tournament George Suid Junior Skaaktoernooi 2019				Tournament George Suid Junior Skaaktoernooi 2019
		date 2019-10-19	rnd 1	type Rapid	result 1	date 2019-10-19	rnd 1	type Rapid	result 1
		Opponent Lengisi, S (Simtha)				Opponent Lengisi, S (Simtha)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Mossel Bay Top Schools 2023				Tournament Eden Top Schools 2023
		date 2023-07-29	rnd 2	type Standard	result 1	date 2023-08-19	rnd 1	type Standard	result 1
		Opponent Goliath, J (Jaywin)				Opponent Swart, J (Jan)
2	4	Tournament Eden Topskole 2022				Tournament Eden Topskole 2022
		date 2022-08-13	rnd 1	type Standard	result 1	date 2022-08-13	rnd 4	type Standard	result 1
		Opponent Arpin, L (Lukas)				Opponent Farland, R (Roeshaana)
3	3	Tournament Eden Trials 2+3 2023				Tournament Eden Trials 2+3 2023
		date 2023-05-13	rnd 7	type Standard	result 1	date 2023-05-13	rnd 9	type Standard	result 1
		Opponent Vrolik, J (Jean-Paul)				Opponent Olckers, E (Emiel)

#	Games	Start				End
1	4	Tournament Mossel Bay Top Schools 2023				Tournament Eden Top Schools 2023
		date 2023-07-29	rnd 2	type Standard	result 1	date 2023-08-19	rnd 1	type Standard	result 1
		Opponent Goliath, J (Jaywin)				Opponent Swart, J (Jan)
2	4	Tournament Eden Topskole 2022				Tournament Eden Topskole 2022
		date 2022-08-13	rnd 1	type Standard	result 1	date 2022-08-13	rnd 4	type Standard	result 1
		Opponent Arpin, L (Lukas)				Opponent Farland, R (Roeshaana)
3	3	Tournament Eden Trials 2+3 2023				Tournament Eden Trials 2+3 2023
		date 2023-05-13	rnd 7	type Standard	result 1	date 2023-05-13	rnd 9	type Standard	result 1
		Opponent Vrolik, J (Jean-Paul)				Opponent Olckers, E (Emiel)

#	Games	Start				End
1	1	Tournament George Suid Junior Skaaktoernooi 2019				Tournament George Suid Junior Skaaktoernooi 2019
		date 2019-10-19	rnd 4	type Rapid	result 1	date 2019-10-19	rnd 4	type Rapid	result 1
		Opponent Kotze, L (Lj)				Opponent Kotze, L (Lj)
2	1	Tournament George Suid Junior Skaaktoernooi 2019				Tournament George Suid Junior Skaaktoernooi 2019
		date 2019-10-19	rnd 1	type Rapid	result 1	date 2019-10-19	rnd 1	type Rapid	result 1
		Opponent Lengisi, S (Simtha)				Opponent Lengisi, S (Simtha)

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	Michaels ,J (Joshua)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
1	Michaels ,J (Joshua)	3	1150.2	1291.9	3	1143.3	1291.9	0	0	0	0	0	0
2	James ,C (Connor)	2	0	-425	2	0	-425	0	0	0	0	0	0
2	James ,C (Connor)	2	1200	775	2	1200	775	0	0	0	0	0	0
3	Meyer ,J (Jovin)	2	1	0	2	1	0	0	0	0	0	0	0
3	Meyer ,J (Jovin)	2	1190.5	1190.5	2	1188.8	1190.5	0	0	0	0	0	0
4	Arpin ,L (Lukas)	2	1	0	2	1	0	0	0	0	0	0	0
4	Arpin ,L (Lukas)	2	1346.1	1346.1	2	1344.2	1346.1	0	0	0	0	0	0
5	Masiiwa ,S (Sean)	2	2	425	2	2	425	0	0	0	0	0	0
5	Masiiwa ,S (Sean)	2	1189.6	1614.6	2	1186.8	1614.6	0	0	0	0	0	0
6	Brown ,G (Gradwell)	2	1	0	2	1	0	0	0	0	0	0	0
6	Brown ,G (Gradwell)	2	1155.6	1155.6	2	1148.4	1155.6	0	0	0	0	0	0
7	De Wet ,L (Lee-Hundro)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	De Wet ,L (Lee-Hundro)	1	1200	775	1	1200	775	0	0	0	0	0	0
8	Du Preez ,V (Vince-Lee)	1	1	425	1	1	425	0	0	0	0	0	0
8	Du Preez ,V (Vince-Lee)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Pilskog ,D (Daniel)	1	1	425	1	1	425	0	0	0	0	0	0
9	Pilskog ,D (Daniel)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Stander ,H (Hendrik)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Stander ,H (Hendrik)	1	1266.4	841.4	1	1276.4	841.4	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Petersen, G (Geano)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms