Chess South Africa Ratings Database

PLAYER PAGE

Personal

Geyer, C (Christiaan)

Chess SA id

1120119432

FIDE id

Date of birth

2012-07-24 (U14)

Gender

Male

Region

Sedibeng (GSV)

Citizen

RSA

Titles

Chess SA registered

Yes

Last active game

2025-10-18

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1403.8

Item	Main	Standard	Rapid	Blitz
Rating	1361.8	1370.8	1160	1200
Raw rating	1360.4	1370.8	1160	1200
Weighted rating	1264.9	1272.8	1159.7	1200
Weighted performance	1361.8	1357.2	0	0
Floor	860.4	870.8	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	131.9	130	175.5	165.8
Highest rating	1378.4 2019-10-01	1378.4 2019-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1360.4 2025-11-01	1370.8 2025-11-01	1200 2020-01-01	1200 2024-02-01
Highest weighted rating	1303.1 2020-02-01	1272.8 2025-11-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1378.4 2019-10-01	1378.4 2019-10-01	1200 2020-01-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-1.4	0	0	0
New rating	1360.4	1370.8	1160	1200
Analysis
Rating	1361.8	1370.8	1160	1200
Raw rating	1360.4	1370.8	1160	1200
Weighted rating	1264.9	1272.8	1159.7
Weighted performance	1361.8	1357.2	0
K-factor	36	36	36	36
Floor	860.4	870.8	700	700
Max/Min rating change allowed	131.9	130	175.5	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	1360.4	1370.8	1160	1200
New weighted rating	1274.7	1282.5	1159.8	1200
New weighted performance	1353.5	1348.9	0	0
Temp new rating	1360.4	1370.8	1160	1200
Temp new rating +/-	-1.4	0	0	0
Final new rating +/-	-1.4	0	0	0
New rating	1360.4	1370.8	1160	1200
New K-factor	36	36	36	36
New floor	860.4	870.8	700	700

Item	Main	Standard	Rapid
	0	0	0
	25	25	0
	9	9	0
	20	16	4
	19	19	0
	0	0	0
History	87	83	4

Games since
	Main 39	Standard 39		Rapid 0		Blitz 0
Gender	Male
Age group	U14
Region	Sedibeng (GSV)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	2417		899		89
Male	1947		722		74
U14	409		146		21
U14 Male	300		102		15
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 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	25	15.5	62	102	1281.2	1383.2
Standard	25	15.5	62	102	1281.2	1383.2
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	87	44.5	51.15	9.8	1246.4	1256.2
Standard	83	43.5	52.41	20.5	1248	1268.4
Rapid	4	1	25	-212.5	1215.1	1002.6
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1360.4	1370.8	1160	1200
2025-09-30	1296.1	1295.2	1160	1200
2025-09-01	1296.1	1295.2	1160	1200
2025-08-01	1296.1	1295.2	1160	1200
2025-07-01	1296.1	1295.2	1160	1200
2025-06-01	1281.7	1276.5	1160	1200
2025-05-01	1281.7	1276.5	1160	1200
2025-04-01	1281.7	1276.5	1160	1200
2025-03-01	1303.1	1301.4	1160	1200
2025-02-01	1243.2	1268.6	1160	1200
2025-01-01	1243.2	1268.6	1159.2	1200
2024-12-01	1243.2	1268.6	1159.2	1200
2024-11-01	1243.2	1268.6	1159.2	1200
2024-10-01	1184	1200.9	1159.2	1200
2024-09-01	1184	1200.9	1159.2	1200
2024-08-01	1184	1200.9	1159.2	1200
2024-07-01	1184	1200.9	1159.2	1200
2024-09-01	1184	1200.9	1159.2	1200
2024-05-01	1184	1200.9	1159.2	1200
2024-04-01	1184	1200.9	1159.2	1200
2024-03-01	1184	1200.9	1159.2	1200
2024-02-01	1184	1200.9	1159.2	1200
2024-01-01	1191.4	1209.9	1159.2	1200
2023-12-01	1191.4	1209.9	1159.2	1200

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	LS Fonteine Open 18 Oct 2025 (D)	2025-10-18	2025-10-18	Standard	Sedibeng (GSV)	5	5	4.5	Yes	Analysis
2	HS Driehoek Chess Open 2025 (D)	2025-06-14	2025-06-14	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
3	Laerskool Vaalpark Open 01 March 25 (D)	2025-03-01	2025-03-01	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis
4	Laer Volkskool Open 15 Feb 2025 (D)	2025-02-15	2025-02-15	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
5	Afrikaans High School Open 08 Feb 2025 (D)	2025-02-08	2025-02-08	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	LS Fonteine Open 18 Oct 2025 (D)	2025-10-18	2025-10-18	Standard	Sedibeng (GSV)	5	5	4.5	Yes	Analysis
2	HS Driehoek Chess Open 2025 (D)	2025-06-14	2025-06-14	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
3	Laerskool Vaalpark Open 01 March 25 (D)	2025-03-01	2025-03-01	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis
4	Laer Volkskool Open 15 Feb 2025 (D)	2025-02-15	2025-02-15	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
5	Afrikaans High School Open 08 Feb 2025 (D)	2025-02-08	2025-02-08	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
6	Fonteine Open 2024 (D)	2024-10-19	2024-10-19	Standard	Sedibeng (GSV)	5	5	4	Yes	Analysis
7	2024 Gauteng Inter-Region Chess Championship (U12B)	2024-01-13	2024-01-14	Standard	Tshwane (GTP)	5	4	1	Yes	Analysis
8	Queens Gambit Chess Open 2023 (D)	2023-11-25	2023-11-25	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis
9	NWU Vaal Open 2023 (D)	2023-10-14	2023-10-14	Standard	Sedibeng (GSV)	5	5	2.5	Yes	Analysis
10	VaalPark Primary Open Chess 2023 (C)	2023-06-16	2023-06-16	Rapid	Sedibeng (GSV)	5	4	1	Yes	Analysis
11	Steyn City School Chess League 2023 (A)	2023-05-05	2023-05-29	Standard	Johannesburg Metro (GJM)	6	1	0.5	Yes	Analysis
12	Laerkool Midvaal Chess Open 2023 (D)	2023-01-28	2023-01-28	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis
13	Hoerskool Overvaal 2022 (D)	2022-06-11	2022-06-11	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis
14	Lux Deo NG Kerk Chess Open 2022 (D)	2022-04-09	2022-04-09	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
15	Carel`s Chess Open 2022 (D)	2022-03-05	2022-03-05	Standard	Sedibeng (GSV)	5	4	2	Yes	Analysis
16	Midvaal Ope 2022 (D)	2022-01-29	2022-01-29	Standard	Sedibeng (GSV)	5	5	3.5	Yes	Analysis
17	Hoerskool Drie Riviere 2020 (D)	2020-03-07	2020-03-07	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis
18	Carel`s Open 2020 (C)	2020-02-29	2020-02-29	Standard	Sedibeng (GSV)	5	4	0	Yes	Analysis
19	Fonteine Ope 2019 (E)	2019-10-19	2019-10-19	Standard	Sedibeng (GSV)	5	5	3.5	Yes	Analysis

#	Games	Start				End
1	7	Tournament HS Driehoek Chess Open 2025				Tournament LS Fonteine Open 18 Oct 2025
		date 2025-06-14	rnd 4	type Standard	result 1	date 2025-10-18	rnd 5	type Standard	result 0.5
		Opponent Smith, MI (Melea Ine)				Opponent Coleske, T (Tyler)
2	5	Tournament Afrikaans High School Open 08 Feb 2025				Tournament Laer Volkskool Open 15 Feb 2025
		date 2025-02-08	rnd 3	type Standard	result 1	date 2025-02-15	rnd 2	type Standard	result 0.5
		Opponent Masitenyane, L (Letlotlo)				Opponent Buchebner, M (Mikayla)
3	4	Tournament Hoerskool Drie Riviere 2020				Tournament Midvaal Ope 2022
		date 2020-03-07	rnd 5	type Standard	result 1	date 2022-01-29	rnd 3	type Standard	result 0.5
		Opponent Mphoropane, J (Junior)				Opponent Weber, KP (Keagan)

#	Games	Start				End
1	5	Tournament Afrikaans High School Open 08 Feb 2025				Tournament Laer Volkskool Open 15 Feb 2025
		date 2025-02-08	rnd 3	type Standard	result 1	date 2025-02-15	rnd 2	type Standard	result 0.5
		Opponent Masitenyane, L (Letlotlo)				Opponent Buchebner, M (Mikayla)
2	4	Tournament Hoerskool Drie Riviere 2020				Tournament Midvaal Ope 2022
		date 2020-03-07	rnd 5	type Standard	result 1	date 2022-01-29	rnd 3	type Standard	result 0.5
		Opponent Mphoropane, J (Junior)				Opponent Weber, KP (Keagan)
3	4	Tournament Fonteine Ope 2019				Tournament Fonteine Ope 2019
		date 2019-10-20	rnd 2	type Standard	result 1	date 2019-10-20	rnd 5	type Standard	result 1
		Opponent Olivier, M (Marco)				Opponent Pienaar, N (Nuwinn)

#	Games	Start				End
1	1	Tournament VaalPark Primary Open Chess 2023				Tournament VaalPark Primary Open Chess 2023
		date 2023-06-16	rnd 1	type Rapid	result 1	date 2023-06-16	rnd 1	type Rapid	result 1
		Opponent Horak, E (Ethan)				Opponent Horak, E (Ethan)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Afrikaans High School Open 08 Feb 2025				Tournament Laer Volkskool Open 15 Feb 2025
		date 2025-02-08	rnd 3	type Standard	result 1	date 2025-02-15	rnd 1	type Standard	result 1
		Opponent Masitenyane, L (Letlotlo)				Opponent Nepgen, P (Pieter Hermanus)
2	3	Tournament Midvaal Ope 2022				Tournament Carel`s Chess Open 2022
		date 2022-01-29	rnd 5	type Standard	result 1	date 2022-03-05	rnd 3	type Standard	result 1
		Opponent Myburgh, V (Vaughn)				Opponent Coetzer, J (Jessica)
3	3	Tournament Hoerskool Drie Riviere 2020				Tournament Midvaal Ope 2022
		date 2020-03-07	rnd 5	type Standard	result 1	date 2022-01-29	rnd 2	type Standard	result 1
		Opponent Mphoropane, J (Junior)				Opponent Hutcheson, M (Megan)

#	Games	Start				End
1	4	Tournament Afrikaans High School Open 08 Feb 2025				Tournament Laer Volkskool Open 15 Feb 2025
		date 2025-02-08	rnd 3	type Standard	result 1	date 2025-02-15	rnd 1	type Standard	result 1
		Opponent Masitenyane, L (Letlotlo)				Opponent Nepgen, P (Pieter Hermanus)
2	3	Tournament Midvaal Ope 2022				Tournament Carel`s Chess Open 2022
		date 2022-01-29	rnd 5	type Standard	result 1	date 2022-03-05	rnd 3	type Standard	result 1
		Opponent Myburgh, V (Vaughn)				Opponent Coetzer, J (Jessica)
3	3	Tournament Hoerskool Drie Riviere 2020				Tournament Midvaal Ope 2022
		date 2020-03-07	rnd 5	type Standard	result 1	date 2022-01-29	rnd 2	type Standard	result 1
		Opponent Mphoropane, J (Junior)				Opponent Hutcheson, M (Megan)

#	Games	Start				End
1	1	Tournament VaalPark Primary Open Chess 2023				Tournament VaalPark Primary Open Chess 2023
		date 2023-06-16	rnd 1	type Rapid	result 1	date 2023-06-16	rnd 1	type Rapid	result 1
		Opponent Horak, E (Ethan)				Opponent Horak, E (Ethan)

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	Myburgh ,V (Vaughn)	5	3	85	5	3	85	0	0	0	0	0	0
1	Myburgh ,V (Vaughn)	5	1297.7	1382.7	5	1283.7	1382.7	0	0	0	0	0	0
2	Emanuel ,S (Shiloh)	2	2	425	2	2	425	0	0	0	0	0	0
2	Emanuel ,S (Shiloh)	2	1270.9	1695.9	2	1294.4	1695.9	0	0	0	0	0	0
3	Coleske ,T (Tyler)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
3	Coleske ,T (Tyler)	2	1403.9	1191.4	2	1414.7	1191.4	0	0	0	0	0	0
4	Hutcheson ,JL (Justin Luke)	2	0	-425	2	0	-425	0	0	0	0	0	0
4	Hutcheson ,JL (Justin Luke)	2	1252.8	827.8	2	1253.8	827.8	0	0	0	0	0	0
5	Willemse ,PJ (Pierre Jean)	2	0	-425	2	0	-425	0	0	0	0	0	0
5	Willemse ,PJ (Pierre Jean)	2	1271.9	846.9	2	1267.9	846.9	0	0	0	0	0	0
6	Viviers ,W (Wiaan)	2	2	425	2	2	425	0	0	0	0	0	0
6	Viviers ,W (Wiaan)	2	1257.8	1682.8	2	1254.9	1682.8	0	0	0	0	0	0
7	Emanuel ,C (Caitlin)	2	2	425	2	2	425	0	0	0	0	0	0
7	Emanuel ,C (Caitlin)	2	1270.8	1695.8	2	1249.8	1695.8	0	0	0	0	0	0
8	Nagel ,D (Divan)	2	0	-425	2	0	-425	0	0	0	0	0	0
8	Nagel ,D (Divan)	2	1434.5	1009.5	2	1426.1	1009.5	0	0	0	0	0	0
9	Brand ,H (Henko)	2	0	-425	1	0	-425	1	0	-425	0	0	0
9	Brand ,H (Henko)	2	1468.4	1043.4	1	1477.2	1043.4	1	1200	1043.4	0	0	0
10	Smith ,MI (Melea Ine)	2	1	0	1	1	425	1	0	-425	0	0	0
10	Smith ,MI (Melea Ine)	2	1109.9	1109.9	1	1192.1	1534.9	1	1200	684.9	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Geyer, C (Christiaan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms