Chess South Africa Ratings Database

PLAYER PAGE

Personal

Oberholzer, I (Imarie)

Chess SA id

202028680

FIDE id

Date of birth

2002-03-26 (Adult)

Gender

Female

Region

Tshwane (GTP)

Citizen

RSA

Titles

WFM

Chess SA registered

Last active game

2019-08-24

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1575	1580.8	1614	1566.9
Raw rating	1575	1580.8	1614	1566.9
Weighted rating	1574.7	1580.7	1614	1566.7
Weighted performance	294.3	295	0	0
Floor	1114	1114	1114	1114
K-factor	28	28	28	28
Min/Max rating change allowed	97.2	96.4	91.9	98.3
Highest rating	1614 2018-01-01	1614 2018-01-01	1614 2024-02-01	1614 2018-06-01
Highest raw rating	1614 2018-01-01	1614 2018-01-01	1614 2024-02-01	1614 2018-01-01
Highest weighted rating	1614 2018-01-01	1614 2018-01-01	1614 2024-02-01	1614 2018-06-01
Highest weighted performance	1545.4 2018-08-01	1575 2018-08-01	1200 2024-02-01	1435.1 2018-08-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1575	1580.8	1614	1566.9
Analysis
Rating	1575	1580.8	1614	1566.9
Raw rating	1575	1580.8	1614	1566.9
Weighted rating	1574.7	1580.7	1614
Weighted performance	294.3	295	0
K-factor	28	28	28	28
Floor	1114	1114	1114	1114
Max/Min rating change allowed	97.2	96.4	91.9	98.3
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	1575	1580.8	1614	1566.9
New weighted rating	1574.9	1580.7	1614	1566.8
New weighted performance	293.8	294.5	0	0
Temp new rating	1575	1580.8	1614	1566.9
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1575	1580.8	1614	1566.9
New K-factor	28	28	28	28
New floor	1114	1114	1114	1114

Item	Main	Standard	Blitz
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	881	871	10

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Female
Age group	Adult
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult 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	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	85	57.5	67.65	150	1318.9	1468.9
Standard	75	52.5	70	170	1303.4	1473.4
Rapid	0	0	0	0	0	0
Blitz	10	5	50	0	1435.2	1435.2

Date	Main	Standard	Rapid	Blitz
2025-09-30	1575	1580.8	1614	1566.9
2025-09-01	1575	1580.8	1614	1566.9
2025-08-01	1575	1580.8	1614	1566.9
2025-07-01	1575	1580.8	1614	1566.9
2025-06-01	1575	1580.8	1614	1566.9
2025-05-01	1575	1580.8	1614	1566.9
2025-04-01	1575	1580.8	1614	1566.9
2025-03-01	1575	1580.8	1614	1566.9
2025-02-01	1575	1580.8	1614	1566.9
2025-01-01	1575	1580.8	1614	1566.9
2024-12-01	1575	1580.8	1614	1566.9
2024-11-01	1575	1580.8	1614	1566.9
2024-10-01	1575	1580.8	1614	1566.9
2024-09-01	1575	1580.8	1614	1566.9
2024-08-01	1575	1580.8	1614	1566.9
2024-07-01	1575	1580.8	1614	1566.9
2024-06-01	1575	1580.8	1614	1566.9
2024-08-01	1575	1580.8	1614	1566.9
2024-04-01	1575	1580.8	1614	1566.9
2024-03-01	1575	1580.8	1614	1566.9
2024-02-01	1575	1580.8	1614	1566.9
2024-01-01	1575	1580.8	1614	1566.9
2023-12-01	1542.5	1567.6	1614	1552.2
2023-11-01	1542.5	1567.6	1614	1552.2

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	2019 Gauteng School League Finals (U19 Open)	2019-08-24	2019-08-24	Standard	Tshwane (GTP)	5	5	4.5	Yes	Analysis
2	2019 D4 Tshwane South Schools League Team Finals (U19)	2019-07-27	2019-07-27	Standard	Tshwane (GTP)	5	5	5	Yes	Analysis
3	Grey College Team Championship 2019 (A)	2019-02-22	2019-02-23	Standard	Mangaung (FMB)	5	5	3.5	Yes	Analysis
4	Waterkloof Open Fide Blitz 2018	2018-08-02	2018-08-02	Blitz	Tshwane (GTP)	10	10	5	Yes	Analysis
5	2018 Gauteng League Final (U19)	2018-08-25	2018-08-25	Standard	Tshwane (GTP)	5	5	5	Yes	Analysis
6	2018 D4 Tshwane South Schools League Finals (U19)	2018-08-04	2018-08-04	Standard	Tshwane (GTP)	5	5	5	Yes	Analysis
7	ChessExcellence July Club 1500 2018	2018-07-22	2018-07-22	Standard	Chess Excellence (CEX)	5	5	5	Yes	Analysis
8	2018 Capablanca RR (C)	2018-04-26	2018-05-01	Standard	Tshwane (GTP)	9	9	2	Yes	Analysis
9	2018 South African Junior Closed Chess Championships (U16 Girls)	2018-04-01	2018-04-07	Standard	Chess South Africa (CSA)	11	11	7	Yes	Analysis
10	2018 Piet Robbertse Chess Tournament (Prestige)	2018-02-02	2018-02-04	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
11	2018 Blou Bul Open (B)	2018-02-17	2018-02-17	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
12	Grey College Inter Team Chess Tournament 2018 (A)	2018-02-23	2018-02-24	Standard	Mangaung (FMB)	5	5	4	Yes	Analysis
13	South African Inter Regional Championships 2017	2018-01-09	2018-01-12	Standard	4 Knights (4K)	7	5	1.5	Yes	Analysis
14	South African Junior Team Championships 2017 (U20A)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	4	3.5	Yes	Analysis
15	South African Junior Team Championships 2017 (U16C)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	1	1	Yes	Analysis

#	Games	Start				End
1	25	Tournament 2018 D4 Tshwane South Schools League Finals				Tournament 2019 Gauteng School League Finals
		date 2018-08-04	rnd 1	type Standard	result 1	date 2019-08-24	rnd 5	type Standard	result 0.5
		Opponent Ferreira, C (Chantelle)				Opponent Rhoodie, N (Nicolaas)
2	9	Tournament 2018 Blou Bul Open				Tournament 2018 South African Junior Closed Chess Championships
		date 2018-02-17	rnd 5	type Standard	result 1	date 2018-04-02	rnd 3	type Standard	result 1
		Opponent Smuts, HA (Heinrich)				Opponent Saayman, A (Anais)
3	7	Tournament South African Junior Team Championships 2017				Tournament South African Inter Regional Championships 2017
		date 2018-01-04	rnd 1	type Standard	result 1	date 2018-01-09	rnd 2	type Standard	result 0.5
		Opponent De Lange, L (Lynndon)				Opponent Sebowe, S (Stanley)

#	Games	Start				End
1	30	Tournament ChessExcellence July Club 1500 2018				Tournament 2019 Gauteng School League Finals
		date 2018-07-22	rnd 1	type Standard	result 1	date 2019-08-24	rnd 5	type Standard	result 0.5
		Opponent Masilela, S (Sphiwe)				Opponent Rhoodie, N (Nicolaas)
2	9	Tournament 2018 Blou Bul Open				Tournament 2018 South African Junior Closed Chess Championships
		date 2018-02-17	rnd 5	type Standard	result 1	date 2018-04-02	rnd 3	type Standard	result 1
		Opponent Smuts, HA (Heinrich)				Opponent Saayman, A (Anais)
3	7	Tournament South African Junior Team Championships 2017				Tournament South African Inter Regional Championships 2017
		date 2018-01-04	rnd 1	type Standard	result 1	date 2018-01-09	rnd 2	type Standard	result 0.5
		Opponent De Lange, L (Lynndon)				Opponent Sebowe, S (Stanley)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Waterkloof Open Fide Blitz 2018				Tournament Waterkloof Open Fide Blitz 2018
		date 2018-08-02	rnd 8	type Blitz	result 1	date 2018-08-02	rnd 9	type Blitz	result 1
		Opponent Congolo, S (Sipho)				Opponent Burger, JH (Janke)
2	2	Tournament Waterkloof Open Fide Blitz 2018				Tournament Waterkloof Open Fide Blitz 2018
		date 2018-08-02	rnd 3	type Blitz	result 1	date 2018-08-02	rnd 4	type Blitz	result 1
		Opponent Dykema, RL (Reint)				Opponent Dykema, DR (Dirkho)
3	1	Tournament Waterkloof Open Fide Blitz 2018				Tournament Waterkloof Open Fide Blitz 2018
		date 2018-08-02	rnd 1	type Blitz	result 1	date 2018-08-02	rnd 1	type Blitz	result 1
		Opponent Sibanda, C (Colile)				Opponent Sibanda, C (Colile)

#	Games	Start				End
1	12	Tournament 2018 D4 Tshwane South Schools League Finals				Tournament Grey College Team Championship 2019
		date 2018-08-04	rnd 1	type Standard	result 1	date 2019-02-22	rnd 2	type Standard	result 1
		Opponent Ferreira, C (Chantelle)				Opponent Jonas, LF (Lesedi)
2	9	Tournament 2019 D4 Tshwane South Schools League Team Finals				Tournament 2019 Gauteng School League Finals
		date 2019-07-27	rnd 1	type Standard	result 1	date 2019-08-24	rnd 4	type Standard	result 1
		Opponent De Wet, J (Juan)				Opponent Hilyard, J (Jason)
3	6	Tournament ChessExcellence July Club 1500 2018				Tournament Waterkloof Open Fide Blitz 2018
		date 2018-07-22	rnd 1	type Standard	result 1	date 2018-08-02	rnd 1	type Blitz	result 1
		Opponent Masilela, S (Sphiwe)				Opponent Sibanda, C (Colile)

#	Games	Start				End
1	17	Tournament ChessExcellence July Club 1500 2018				Tournament Grey College Team Championship 2019
		date 2018-07-22	rnd 1	type Standard	result 1	date 2019-02-22	rnd 2	type Standard	result 1
		Opponent Masilela, S (Sphiwe)				Opponent Jonas, LF (Lesedi)
2	9	Tournament 2019 D4 Tshwane South Schools League Team Finals				Tournament 2019 Gauteng School League Finals
		date 2019-07-27	rnd 1	type Standard	result 1	date 2019-08-24	rnd 4	type Standard	result 1
		Opponent De Wet, J (Juan)				Opponent Hilyard, J (Jason)
3	3	Tournament South African Junior Team Championships 2017				Tournament South African Junior Team Championships 2017
		date 2018-01-05	rnd 3	type Standard	result 1	date 2018-01-08	rnd 7	type Standard	result 1
		Opponent Gray, M (Michael)				Opponent Venter, I (Ian)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Waterkloof Open Fide Blitz 2018				Tournament Waterkloof Open Fide Blitz 2018
		date 2018-08-02	rnd 8	type Blitz	result 1	date 2018-08-02	rnd 9	type Blitz	result 1
		Opponent Congolo, S (Sipho)				Opponent Burger, JH (Janke)
2	2	Tournament Waterkloof Open Fide Blitz 2018				Tournament Waterkloof Open Fide Blitz 2018
		date 2018-08-02	rnd 3	type Blitz	result 1	date 2018-08-02	rnd 4	type Blitz	result 1
		Opponent Dykema, RL (Reint)				Opponent Dykema, DR (Dirkho)
3	1	Tournament Waterkloof Open Fide Blitz 2018				Tournament Waterkloof Open Fide Blitz 2018
		date 2018-08-02	rnd 1	type Blitz	result 1	date 2018-08-02	rnd 1	type Blitz	result 1
		Opponent Sibanda, C (Colile)				Opponent Sibanda, C (Colile)

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	Nhamuave ,E (Eleazar)	2	1	0	2	1	0	0	0	0	0	0	0
1	Nhamuave ,E (Eleazar)	2	1667.9	1667.9	2	1670.8	1667.9	0	0	0	0	0	0
2	Moloto ,N (Nnani)	2	2	425	2	2	425	0	0	0	0	0	0
2	Moloto ,N (Nnani)	2	1427.8	1852.8	2	1421.1	1852.8	0	0	0	0	0	0
3	Shaw ,LA (Laurie Ann)	2	2	425	2	2	425	0	0	0	0	0	0
3	Shaw ,LA (Laurie Ann)	2	1262.2	1687.2	2	1256.3	1687.2	0	0	0	0	0	0
4	Dykema ,DR (Dirkho Reint)	2	1	0	1	0	-425	0	0	0	1	1	425
4	Dykema ,DR (Dirkho Reint)	2	1549.2	1549.2	1	1509.3	1124.2	0	0	0	1	1522.7	1974.2
5	Magangwe ,E (Ephraim)	1	1	425	1	1	425	0	0	0	0	0	0
5	Magangwe ,E (Ephraim)	1	1486.5	1911.5	1	1486.5	1911.5	0	0	0	0	0	0
6	Van Zyl ,C (Charlize)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Van Zyl ,C (Charlize)	1	1704.4	1279.4	1	1706	1279.4	0	0	0	0	0	0
7	Khumalo ,M (Methembe)	1	1	425	1	1	425	0	0	0	0	0	0
7	Khumalo ,M (Methembe)	1	1267.5	1692.5	1	1263.4	1692.5	0	0	0	0	0	0
8	Lee ,J (Joshua)	1	1	425	1	1	425	0	0	0	0	0	0
8	Lee ,J (Joshua)	1	1205	1630	1	1206.8	1630	0	0	0	0	0	0
9	Sie ,KJ (Kouassi Jeremie)	1	1	425	1	1	425	0	0	0	0	0	0
9	Sie ,KJ (Kouassi Jeremie)	1	636.9	1061.9	1	663.2	1061.9	0	0	0	0	0	0
10	Van Den Berg ,A (Ane)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
10	Van Den Berg ,A (Ane)	1	1134.2	1134.2	1	1134.2	1134.2	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

Oberholzer, I (Imarie)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms