Chess South Africa Ratings Database

PLAYER PAGE

Personal

Dreyer, NJ (Nicolaas Johannes)

Chess SA id

108092345

FIDE id

Date of birth

2008-09-25 (U18)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-03-04

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1290.4	1300.4	1156.8	1200
Raw rating	1290.4	1300.4	1156.8	1200
Weighted rating	1290.4	1300.4	1156.8	1200
Weighted performance	794.4	797.2	0	0
Floor	868.8	830.3	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	145.8	143.7	176.3	165.8
Highest rating	1383.6 2020-01-01	1344.7 2020-01-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1368.8 2020-02-01	1330.3 2020-02-01	1200 2020-01-01	1200 2024-02-01
Highest weighted rating	1368.8 2021-10-01	1330.3 2021-12-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1383.6 2020-01-01	1344.7 2020-01-01	1200 2020-01-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1290.4	1300.4	1156.8	1200
Analysis
Rating	1290.4	1300.4	1156.8	1200
Raw rating	1290.4	1300.4	1156.8	1200
Weighted rating	1290.4	1300.4	1156.8
Weighted performance	794.4	797.2	0
K-factor	36	36	36	36
Floor	868.8	830.3	700	700
Max/Min rating change allowed	145.8	143.7	176.3	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	1290.4	1300.4	1156.8	1200
New weighted rating	1290.4	1300.4	1156.8	1200
New weighted performance	787.2	789.8	0	0
Temp new rating	1290.4	1300.4	1156.8	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1290.4	1300.4	1156.8	1200
New K-factor	36	36	36	36
New floor	868.8	830.3	700	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	10	10	0
	16	9	7
	14	14	0
History	157	150	7

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U18
Region	Tshwane (GTP)
Province	Gauteng (GT)
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	148	75.5	51.01	8.6	1134.4	1143
Standard	141	73	51.77	15.1	1131.5	1146.6
Rapid	7	2.5	35.71	-121.4	1193.1	1071.7
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1290.4	1300.4	1156.8	1200
2025-09-30	1290.4	1300.4	1156.8	1200
2025-09-01	1290.4	1300.4	1156.8	1200
2025-08-01	1290.4	1300.4	1156.8	1200
2025-07-01	1290.4	1300.4	1156.8	1200
2025-06-01	1290.4	1300.4	1156.8	1200
2025-05-01	1290.4	1300.4	1156.8	1200
2025-04-01	1290.4	1300.4	1156.8	1200
2025-03-01	1290.4	1300.4	1156.8	1200
2025-02-01	1290.4	1300.4	1156.8	1200
2025-01-01	1290.4	1300.4	1156.8	1200
2024-12-01	1290.4	1300.4	1156.8	1200
2024-11-01	1290.4	1300.4	1156.8	1200
2024-10-01	1290.4	1300.4	1156.8	1200
2024-09-01	1290.4	1300.4	1156.8	1200
2024-08-01	1290.4	1300.4	1156.8	1200
2024-07-01	1290.4	1300.4	1156.8	1200
2024-09-01	1290.4	1300.4	1156.8	1200
2024-05-01	1290.4	1300.4	1156.8	1200
2024-04-01	1290.4	1300.4	1156.8	1200
2024-03-01	1290.4	1300.4	1156.8	1200
2024-02-01	1290.4	1300.4	1156.8	1200
2024-01-01	1290.4	1300.4	1156.8	1200
2023-12-01	1290.4	1300.4	1156.8	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	2023 Afrikaans Ho�r Seunskool Open Chess Tournament (C)	2023-03-04	2023-03-04	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
2	Grey College Team Championship 2023 (A)	2023-02-03	2023-02-04	Standard	Mangaung (FMB)	5	5	2	Yes	Analysis
3	Afrikaanse Ho�r Seunskool Interne Skaak KampioenskAP 2022	2022-09-22	2022-09-22	Rapid	Tshwane (GTP)	7	7	2.5	Yes	Analysis
4	2022 Gauteng Schools Team Championships (U15 Open)	2022-08-26	2022-08-26	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
5	CP Ope 2022 (C)	2022-02-19	2022-02-19	Standard	Tshwane (GTP)	5	4	2	Yes	Analysis
6	2021 Lardies Ope (C)	2021-10-30	2021-10-30	Standard	Tshwane (GTP)	5	4	1.5	Yes	Analysis
7	2021 D3 Individual (U13 Open)	2021-10-13	2021-10-13	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
8	2021 Gauteng Schools Chess Championships (U13 Boys)	2021-10-16	2021-10-16	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
9	2019 South African Top Schools Team Championships (U11 Open)	2020-01-10	2020-01-11	Standard	4 Knights (4K)	5	5	5	Yes	Analysis
10	2019 South African Junior Team Championships (U12C)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	5.5	Yes	Analysis
11	2019 TC SAJCC Prep Tournament (B)	2019-11-30	2019-11-30	Standard	Tshwane (GTP)	5	4	2	Yes	Analysis
12	2019 Etienne Lewis Trials (U12 Boys)	2019-08-30	2019-09-01	Standard	Tshwane (GTP)	7	7	2.5	Yes	Analysis
13	2019 Mid-Gauteng Open (C)	2019-08-17	2019-08-17	Standard	Tshwane (GTP)	5	4	1	Yes	Analysis
14	2019 Gauteng School League Finals (U11 Open)	2019-08-23	2019-08-23	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
15	2019 D3 Team League (U11)	2019-07-20	2019-07-20	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
16	2019 Swartkop Open (C)	2019-06-15	2019-06-15	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
17	Wonderboom Interhuis 2019 (U11)	2019-05-04	2019-05-04	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
18	2019 Gauteng Primary Schools Individual Chess Championships (U11 Boys)	2019-05-25	2019-05-25	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
19	2019 Capablanca Chess Festival (C)	2019-04-19	2019-04-21	Standard	Tshwane (GTP)	7	7	1.5	Yes	Analysis
20	2019 Constantia Park Open (C)	2019-02-09	2019-02-09	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
21	2019 Tshwane Chess Registration Tournament (C)	2019-01-26	2019-01-26	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
22	2018 Tshwane Inter Region (U14C)	2018-12-01	2018-12-01	Standard	Cape Town (WCT)	5	5	1	Yes	Analysis
23	South African Junior Team Championships 2018 (U12C)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	6	4.5	Yes	Analysis
24	2018 Gauteng North Open (D)	2018-10-20	2018-10-21	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
25	2018 Etienne Lewis Trials (U12 Boys)	2018-08-31	2018-09-02	Standard	Tshwane (GTP)	7	7	3	Yes	Analysis
26	2018 Alekhine Open (D)	2018-08-09	2018-08-11	Standard	Tshwane (GTP)	6	6	2.5	Yes	Analysis
27	2018 Swartkop Open (D)	2018-06-23	2018-06-23	Standard	Tshwane (GTP)	5	5	1	Yes	Analysis
28	2018 Lubowski Open (D)	2018-05-12	2018-05-12	Standard	Tshwane (GTP)	5	5	0.5	Yes	Analysis

#	Games	Start				End
1	11	Tournament 2019 South African Junior Team Championships				Tournament 2021 D3 Individual
		date 2020-01-06	rnd 5	type Standard	result 0.5	date 2021-10-13	rnd 3	type Standard	result 1
		Opponent Preston, R (Rico)				Opponent Van Jaarsveld, L (Leejan)
2	5	Tournament 2019 Mid-Gauteng Open				Tournament 2019 Gauteng School League Finals
		date 2019-08-17	rnd 4	type Standard	result 0.5	date 2019-08-23	rnd 3	type Standard	result 1
		Opponent Boafo, E (Edin)				Opponent Radley, CC (Carl Christopher)
3	4	Tournament 2023 Afrikaans Ho�r Seunskool Open Chess Tournament				Tournament 2023 Afrikaans Ho�r Seunskool Open Chess Tournament
		date 2023-03-04	rnd 1	type Standard	result 1	date 2023-03-04	rnd 4	type Standard	result 1
		Opponent Blom, J (Jess)				Opponent Bennie, T (Thomas)

#	Games	Start				End
1	11	Tournament 2019 South African Junior Team Championships				Tournament 2021 D3 Individual
		date 2020-01-06	rnd 5	type Standard	result 0.5	date 2021-10-13	rnd 3	type Standard	result 1
		Opponent Preston, R (Rico)				Opponent Van Jaarsveld, L (Leejan)
2	5	Tournament 2019 Mid-Gauteng Open				Tournament 2019 Gauteng School League Finals
		date 2019-08-17	rnd 4	type Standard	result 0.5	date 2019-08-23	rnd 3	type Standard	result 1
		Opponent Boafo, E (Edin)				Opponent Radley, CC (Carl Christopher)
3	4	Tournament 2023 Afrikaans Ho�r Seunskool Open Chess Tournament				Tournament 2023 Afrikaans Ho�r Seunskool Open Chess Tournament
		date 2023-03-04	rnd 1	type Standard	result 1	date 2023-03-04	rnd 4	type Standard	result 1
		Opponent Blom, J (Jess)				Opponent Bennie, T (Thomas)

#	Games	Start				End
1	2	Tournament Afrikaanse Ho�r Seunskool Interne Skaak KampioenskAP 2022				Tournament Afrikaanse Ho�r Seunskool Interne Skaak KampioenskAP 2022
		date 2022-09-22	rnd 2	type Rapid	result 0.5	date 2022-09-22	rnd 3	type Rapid	result 1
		Opponent Burger, I (Izak Ulrich)				Opponent Boonzaaier, Z (Zachary Jesse)
2	1	Tournament Afrikaanse Ho�r Seunskool Interne Skaak KampioenskAP 2022				Tournament Afrikaanse Ho�r Seunskool Interne Skaak KampioenskAP 2022
		date 2022-09-22	rnd 6	type Rapid	result 1	date 2022-09-22	rnd 6	type Rapid	result 1
		Opponent Minnaar, S (Stephan)				Opponent Minnaar, S (Stephan)

No games found.

#	Games	Start				End

#	Games	Start				End
1	10	Tournament 2019 South African Junior Team Championships				Tournament 2021 D3 Individual
		date 2020-01-07	rnd 6	type Standard	result 1	date 2021-10-13	rnd 3	type Standard	result 1
		Opponent Bodasing, D (Dhaman)				Opponent Van Jaarsveld, L (Leejan)
2	4	Tournament 2019 D3 Team League				Tournament 2019 D3 Team League
		date 2019-07-20	rnd 1	type Standard	result 1	date 2019-07-20	rnd 4	type Standard	result 1
		Opponent Makaleng, K (Kgothatso)				Opponent Kamissoko, I (Issa Barack)
3	3	Tournament 2021 D3 Individual				Tournament 2021 Gauteng Schools Chess Championships
		date 2021-10-13	rnd 5	type Standard	result 1	date 2021-10-16	rnd 2	type Standard	result 1
		Opponent Swart, C (Christopher)				Opponent Ramraj, T (Tahir)

#	Games	Start				End
1	10	Tournament 2019 South African Junior Team Championships				Tournament 2021 D3 Individual
		date 2020-01-07	rnd 6	type Standard	result 1	date 2021-10-13	rnd 3	type Standard	result 1
		Opponent Bodasing, D (Dhaman)				Opponent Van Jaarsveld, L (Leejan)
2	4	Tournament 2019 D3 Team League				Tournament 2019 D3 Team League
		date 2019-07-20	rnd 1	type Standard	result 1	date 2019-07-20	rnd 4	type Standard	result 1
		Opponent Makaleng, K (Kgothatso)				Opponent Kamissoko, I (Issa Barack)
3	3	Tournament 2021 D3 Individual				Tournament 2021 Gauteng Schools Chess Championships
		date 2021-10-13	rnd 5	type Standard	result 1	date 2021-10-16	rnd 2	type Standard	result 1
		Opponent Swart, C (Christopher)				Opponent Ramraj, T (Tahir)

#	Games	Start				End
1	1	Tournament Afrikaanse Ho�r Seunskool Interne Skaak KampioenskAP 2022				Tournament Afrikaanse Ho�r Seunskool Interne Skaak KampioenskAP 2022
		date 2022-09-22	rnd 6	type Rapid	result 1	date 2022-09-22	rnd 6	type Rapid	result 1
		Opponent Minnaar, S (Stephan)				Opponent Minnaar, S (Stephan)
2	1	Tournament Afrikaanse Ho�r Seunskool Interne Skaak KampioenskAP 2022				Tournament Afrikaanse Ho�r Seunskool Interne Skaak KampioenskAP 2022
		date 2022-09-22	rnd 3	type Rapid	result 1	date 2022-09-22	rnd 3	type Rapid	result 1
		Opponent Boonzaaier, Z (Zachary Jesse)				Opponent Boonzaaier, Z (Zachary Jesse)

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	Louw ,R (Raynor)	3	0	-425	3	0	-425	0	0	0	0	0	0
1	Louw ,R (Raynor)	3	1173.4	748.4	3	1167.9	748.4	0	0	0	0	0	0
2	Preston ,R (Rico)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
2	Preston ,R (Rico)	2	1019.7	1232.2	2	998	1232.2	0	0	0	0	0	0
3	Yang ,A (Alex)	2	0	-425	2	0	-425	0	0	0	0	0	0
3	Yang ,A (Alex)	2	1419.7	994.7	2	1410.7	994.7	0	0	0	0	0	0
4	Malan ,HB (Hendrik Benjamin)	2	0	-425	2	0	-425	0	0	0	0	0	0
4	Malan ,HB (Hendrik Benjamin)	2	1328.2	903.2	2	1326.1	903.2	0	0	0	0	0	0
5	Du Preez ,J (Julian)	2	1	0	2	1	0	0	0	0	0	0	0
5	Du Preez ,J (Julian)	2	1179.9	1179.9	2	1172	1179.9	0	0	0	0	0	0
6	Elliott ,C (Cayden)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
6	Elliott ,C (Cayden)	2	1025.2	1237.8	2	1044.9	1237.8	0	0	0	0	0	0
7	Marais ,A (Albertus)	2	2	425	2	2	425	0	0	0	0	0	0
7	Marais ,A (Albertus)	2	1227.1	1652.1	2	1229	1652.1	0	0	0	0	0	0
8	Shuping ,O (Onthatile)	2	1	0	2	1	0	0	0	0	0	0	0
8	Shuping ,O (Onthatile)	2	1265.2	1265.2	2	1261.6	1265.2	0	0	0	0	0	0
9	Swanepoel ,K (Karel)	2	1	0	2	1	0	0	0	0	0	0	0
9	Swanepoel ,K (Karel)	2	1141	1141	2	1136.3	1141	0	0	0	0	0	0
10	Meiring ,ND (Nicholis Doniel)	2	1	0	2	1	0	0	0	0	0	0	0
10	Meiring ,ND (Nicholis Doniel)	2	941.9	941.9	2	901.3	941.9	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Dreyer, NJ (Nicolaas Johannes)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms