Chess South Africa Ratings Database

PLAYER PAGE

Personal

Pienaar, D (Declan)

Chess SA id

1130311088

FIDE id

Date of birth

2013-03-29 (U14)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-10-18

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1245.1

Item	Main	Standard	Rapid	Blitz
Rating	1210.4	1212.6	1200	1200
Raw rating	1199.8	1199.3	1200	1200
Weighted rating	1210.4	1212.6	1200	1200
Weighted performance	0	0	0	0
Floor	759.6	773.9	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	165.9	166	165.8	165.8
Highest rating	1259.6 2025-09-01	1273.9 2025-09-01	1200 2024-09-01	1200 2024-09-01
Highest raw rating	1259.6 2025-09-01	1273.9 2025-09-01	1200 2024-09-01	1200 2024-09-01
Highest weighted rating	1210.4 2025-11-01	1212.6 2025-11-01	1200 2024-09-01	1200 2024-09-01
Highest weighted performance	1224 2024-11-01	1221.1 2024-11-01	1200 2024-09-01	1200 2024-09-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-0.5	-0.6	0	0
New rating	1209.9	1212	1200	1200
Analysis
Rating	1210.4	1212.6	1200	1200
Raw rating	1199.8	1199.3	1200	1200
Weighted rating	1210.4	1212.6	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	759.6	773.9	700	700
Max/Min rating change allowed	165.9	166	165.8	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	1199.8	1199.3	1200	1200
New weighted rating	1209.9	1212	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1209.9	1212	1200	1200
Temp new rating +/-	-0.5	-0.6	0	0
Final new rating +/-	-0.5	-0.6	0	0
New rating	1209.9	1212	1200	1200
New K-factor	36	36	36	36
New floor	759.6	773.9	700	700

Item	Main	Standard
	0	0
	10	10
	9	9
	0	0
	0	0
	0	0
History	19	19

Games since
	Main 19	Standard 19		Rapid 0		Blitz 0
Gender	Male
Age group	U14
Region	Tshwane (GTP)
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	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
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	10	4.5	45	-42.5	1267.4	1224.9
Standard	10	4.5	45	-42.5	1267.4	1224.9
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	19	8.5	44.74	-44.7	1262.7	1218
Standard	19	8.5	44.74	-44.7	1262.7	1218
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1199.8	1199.3	1200	1200
2025-09-30	1259.6	1273.9	1200	1200
2025-09-01	1259.6	1273.9	1200	1200
2025-08-01	1205.3	1206	1200	1200
2025-07-01	1205.3	1206	1200	1200
2025-06-01	1205.3	1206	1200	1200
2025-05-01	1205.3	1206	1200	1200
2025-04-01	1205.3	1206	1200	1200
2025-03-01	1205.3	1206	1200	1200
2025-02-01	1205.3	1206	1200	1200
2025-01-01	1205.3	1206	1200	1200
2024-12-01	1205.3	1206	1200	1200
2024-11-01	1184.1	1180.8	1200	1200
2024-10-01	1184.1	1180.8	1200	1200
2024-09-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-05-01	1200	1200	1200	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	1200	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	Lardies Open 2025 (B)	2025-10-18	2025-10-18	Standard	Tshwane (GTP)	5	5	0	Yes	Analysis
2	2025 Tshwane South School District CLOSED League Championship (U13B)	2025-08-15	2025-08-15	Standard	Tshwane (GTP)	5	5	4.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Lardies Open 2025 (B)	2025-10-18	2025-10-18	Standard	Tshwane (GTP)	5	5	0	Yes	Analysis
2	2025 Tshwane South School District CLOSED League Championship (U13B)	2025-08-15	2025-08-15	Standard	Tshwane (GTP)	5	5	4.5	Yes	Analysis
3	Lardies Ope 2024 (U12)	2024-10-26	2024-10-26	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
4	2024 Curro Hazeldean High Open Chess Tournament (U12)	2024-09-07	2024-09-07	Standard	Tshwane (GTP)	5	4	1.5	Yes	Analysis

#	Games	Start				End
1	6	Tournament Lardies Ope 2024				Tournament 2025 Tshwane South School District CLOSED League Championship
		date 2024-10-26	rnd 5	type Standard	result 1	date 2025-08-15	rnd 5	type Standard	result 1
		Opponent Weyer, E (Evan)				Opponent Omano-Edigheji, Z (Zipho)
2	2	Tournament Lardies Ope 2024				Tournament Lardies Ope 2024
		date 2024-10-26	rnd 2	type Standard	result 1	date 2024-10-26	rnd 3	type Standard	result 0.5
		Opponent De Lange, L (Layla)				Opponent Coetzer, J (Jeann-Louis)
3	1	Tournament 2024 Curro Hazeldean High Open Chess Tournament				Tournament 2024 Curro Hazeldean High Open Chess Tournament
		date 2024-09-07	rnd 5	type Standard	result 1	date 2024-09-07	rnd 5	type Standard	result 1
		Opponent Moatshe, L (Lebogang)				Opponent Moatshe, L (Lebogang)

#	Games	Start				End
1	6	Tournament Lardies Ope 2024				Tournament 2025 Tshwane South School District CLOSED League Championship
		date 2024-10-26	rnd 5	type Standard	result 1	date 2025-08-15	rnd 5	type Standard	result 1
		Opponent Weyer, E (Evan)				Opponent Omano-Edigheji, Z (Zipho)
2	2	Tournament Lardies Ope 2024				Tournament Lardies Ope 2024
		date 2024-10-26	rnd 2	type Standard	result 1	date 2024-10-26	rnd 3	type Standard	result 0.5
		Opponent De Lange, L (Layla)				Opponent Coetzer, J (Jeann-Louis)
3	1	Tournament 2024 Curro Hazeldean High Open Chess Tournament				Tournament 2024 Curro Hazeldean High Open Chess Tournament
		date 2024-09-07	rnd 5	type Standard	result 1	date 2024-09-07	rnd 5	type Standard	result 1
		Opponent Moatshe, L (Lebogang)				Opponent Moatshe, L (Lebogang)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Lardies Ope 2024				Tournament 2025 Tshwane South School District CLOSED League Championship
		date 2024-10-26	rnd 5	type Standard	result 1	date 2025-08-15	rnd 3	type Standard	result 1
		Opponent Weyer, E (Evan)				Opponent Sibiya, V (Vutomi)
2	1	Tournament 2025 Tshwane South School District CLOSED League Championship				Tournament 2025 Tshwane South School District CLOSED League Championship
		date 2025-08-15	rnd 5	type Standard	result 1	date 2025-08-15	rnd 5	type Standard	result 1
		Opponent Omano-Edigheji, Z (Zipho)				Opponent Omano-Edigheji, Z (Zipho)
3	1	Tournament Lardies Ope 2024				Tournament Lardies Ope 2024
		date 2024-10-26	rnd 2	type Standard	result 1	date 2024-10-26	rnd 2	type Standard	result 1
		Opponent De Lange, L (Layla)				Opponent De Lange, L (Layla)

#	Games	Start				End
1	4	Tournament Lardies Ope 2024				Tournament 2025 Tshwane South School District CLOSED League Championship
		date 2024-10-26	rnd 5	type Standard	result 1	date 2025-08-15	rnd 3	type Standard	result 1
		Opponent Weyer, E (Evan)				Opponent Sibiya, V (Vutomi)
2	1	Tournament 2025 Tshwane South School District CLOSED League Championship				Tournament 2025 Tshwane South School District CLOSED League Championship
		date 2025-08-15	rnd 5	type Standard	result 1	date 2025-08-15	rnd 5	type Standard	result 1
		Opponent Omano-Edigheji, Z (Zipho)				Opponent Omano-Edigheji, Z (Zipho)
3	1	Tournament Lardies Ope 2024				Tournament Lardies Ope 2024
		date 2024-10-26	rnd 2	type Standard	result 1	date 2024-10-26	rnd 2	type Standard	result 1
		Opponent De Lange, L (Layla)				Opponent De Lange, L (Layla)

No games found.

#	Games	Start				End

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 ,N (Nova)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Louw ,N (Nova)	1	1427	1002	1	1422.8	1002	0	0	0	0	0	0
2	Geremia ,M (Matteo)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Geremia ,M (Matteo)	1	1252.4	827.4	1	1262.6	827.4	0	0	0	0	0	0
3	Sibiya ,V (Vutomi)	1	1	425	1	1	425	0	0	0	0	0	0
3	Sibiya ,V (Vutomi)	1	1132.6	1557.6	1	1200	1557.6	0	0	0	0	0	0
4	Stols ,Z (Zenica)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Stols ,Z (Zenica)	1	1380	955	1	1377.3	955	0	0	0	0	0	0
5	Van Vuuren ,A (Adam)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
5	Van Vuuren ,A (Adam)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
6	Chadalavada ,B (Bhaarghavarama)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Chadalavada ,B (Bhaarghavarama)	1	1384	959	1	1382	959	0	0	0	0	0	0
7	Westermann ,L (Liezl)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Westermann ,L (Liezl)	1	1543.6	1118.6	1	1540.2	1118.6	0	0	0	0	0	0
8	Soobyah ,S (Shaylin)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Soobyah ,S (Shaylin)	1	1196.7	771.7	1	1195.6	771.7	0	0	0	0	0	0
9	Bogatsu ,O (Oarabile)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Bogatsu ,O (Oarabile)	1	1443.1	1018.1	1	1445.3	1018.1	0	0	0	0	0	0
10	Mabasa ,D (Dzunani)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
10	Mabasa ,D (Dzunani)	1	1278.4	1278.4	1	1309.4	1278.4	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

Pienaar, D (Declan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms