PLAYER PAGE

Personal

Scullard, S (Sienne)

Chess SA id

209076633

FIDE id

?

Date of birth

2009-09-01 (U18)

Gender

Female

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

WRM

Chess SA registered

No

Last active game

2025-10-25

Personal details last changed

1900-01-01

Junior GPX Games

11.1

Junior GPX Points

1179.8

Item Main Standard Rapid Blitz
Rating 1577 1595.2 1204.7 1189.7
Raw rating 1577 1595.2 1204.7 1189.7
Weighted rating 1565.2 1573.9 1190.5 1081.1
Weighted performance 1327.2 1398.3 989.6 0
Floor 1106.5 1101.6 704.7 689.7
K-factor 28 28 36 40
Min/Max rating change allowed 96.9 94.4 164.7 168.3
Highest rating 1623.2
2024-09-01
1618.4
2024-09-01
1322.9
2018-05-01
1441.9
2023-09-01
Highest raw rating 1606.5
2024-10-01
1601.6
2024-10-01
1204.7
2024-11-01
1189.7
2025-11-01
Highest weighted rating 1565.2
2025-11-01
1556.2
2025-08-01
1204.7
2024-11-01
1081.1
2025-11-01
Highest weighted performance 1623.2
2024-09-01
1618.4
2024-09-01
1322.9
2018-05-01
1441.9
2023-09-01

Prediction
Item Main Standard Rapid Blitz
Rating change 0 0 0 0
New rating 1577 1595.2 1204.7 1189.7
Analysis
Rating 1577 1595.2 1204.7 1189.7
Raw rating 1577 1595.2 1204.7 1189.7
Weighted rating 1565.2 1573.9 1190.5
Weighted performance 1327.2 1398.3 989.6
K-factor 28 28 36 40
Floor 1106.5 1101.6 704.7 689.7
Max/Min rating change allowed 96.9 94.4 164.7 168.3
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 1577 1595.2 1204.7 1189.7
New weighted rating 1568.4 1578.3 1193.1 1090.5
New weighted performance 1318.7 1388.8 981.8 0
Temp new rating 1577 1595.2 1204.7 1189.7
Temp new rating +/- 0 0 0 0
Final new rating +/- 0 0 0 0
New rating 1577 1595.2 1204.7 1189.7
New K-factor 28 28 36 40
New floor 1106.5 1101.6 704.7 689.7

Item Main Standard Rapid Blitz
0 0 0 0
8 0 0 8
59 49 10 0
36 23 5 8
27 20 7 0
5 0 5 0
History 330 261 47 22

Games since
Main
67
Standard
49
Rapid
10
Blitz
8
Gender Female
Age group U18
Region Johannesburg Metro (GJM)
Province Gauteng (GT)
Main
RSA Province Region
Overall 769 284 99
Female 75 31 11
U18 112 37 10
U18 Female 12 4 2
Standard
RSA Province Region
Overall 639 250 92
Female 58 27 11
U18 88 34 10
U18 Female 9 4 2
Rapid
RSA Province Region
Overall -1 -1 -1
Female -1 -1 -1
U18 -1 -1 -1
U18 Female -1 -1 -1
Blitz
RSA Province Region
Overall -1 -1 -1
Female -1 -1 -1
U18 -1 -1 -1
U18 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 8 6 75 212.5 1262.1 1474.6
Standard 0 0 0 0 0 0
Rapid 0 0 0 0 0 0
Blitz 8 6 75 212.5 1262.1 1474.6
History
Games Score % Dp AvgOpp Performance
Main 264 165 62.5 106.2 1248.6 1354.9
Standard 211 131 62.09 102.7 1231.6 1334.3
Rapid 37 21 56.76 57.4 1329.1 1386.5
Blitz 16 13 81.25 265.6 1286.6 1552.3

Date Main Standard Rapid Blitz
2025-11-01 1577 1595.2 1204.7 1189.7
2025-09-30 1584.3 1595.2 1204.7 1072.1
2025-09-01 1584.3 1595.2 1204.7 1072.1
2025-08-01 1584.3 1595.2 1204.7 1072.1
2025-07-01 1584.3 1595.2 1204.7 1072.1
2025-06-01 1584.3 1595.2 1204.7 1072.1
2025-05-01 1584.3 1595.2 1204.7 1072.1
2025-04-01 1584.3 1595.2 1204.7 1072.1
2025-03-01 1584.3 1595.2 1204.7 1072.1
2025-02-01 1584.3 1595.2 1204.7 1072.1
2025-01-01 1584.3 1595.2 1204.7 1072.1
2024-12-01 1587.7 1601.6 1204.7 1072.1
2024-11-01 1587.7 1601.6 1204.7 1072.1
2024-10-01 1606.5 1601.6 1141.5 1072.1
2024-09-01 1498.4 1496.2 1141.5 1072.1
2024-08-01 1482.2 1480.5 1141.5 1072.1
2024-07-01 1482.2 1480.5 1141.5 1072.1
2024-09-01 1453.7 1451.7 1141.5 1072.1
2024-05-01 1479.3 1482.4 1141.5 1072.1
2024-04-01 1479.3 1482.4 1141.5 1072.1
2024-03-01 1479.3 1482.4 1141.5 1072.1
2024-02-01 1479.3 1482.4 1141.5 1072.1
2024-01-01 1418.9 1378.4 1141.5 1072.1
2023-12-01 1418.9 1378.4 1064.8 955.2

Comming soon.

Tournaments

No tournaments found.
# Tournament Start End Type Host Rounds Games Score Cfr Analysis
# Tournament Start End Type Host Rounds Games Score Cfr Analysis
1 Goue Liga Blitz 2025 2025-10-25 2025-10-25 Blitz Johannesburg Metro (GJM) 9 8 6 Yes Analysis
Last 500 tournaments since 01 January 2018
# Tournament Start End Type Host Rounds Games Score Cfr Analysis
1 Goue Liga Blitz 2025 2025-10-25 2025-10-25 Blitz Johannesburg Metro (GJM) 9 8 6 Yes Analysis
2 Gauteng Inter-Region at UJ 2024 (U16+U18 Girls) 2024-12-07 2024-12-08 Standard Johannesburg Metro (GJM) 5 5 3 Yes Analysis
3 Mzansi Summer Rapid 2024 (A) 2024-10-26 2024-10-26 Rapid Johannesburg Metro (GJM) 6 5 2 Yes Analysis
4 Gauteng Top Schools 2024 (U19 Open) 2024-10-05 2024-10-05 Rapid Ekurhuleni (GE) 5 5 3 Yes Analysis
5 2024 South Africa National Schools Chess Championship (U15 Girls) 2024-09-27 2024-09-28 Standard Nelson Mandela Bay (ENM) 7 7 6.5 Yes Analysis
6 Gauteng Schools Individuals Finals 2024 (U15 Girls) 2024-08-17 2024-08-17 Standard Ekurhuleni (GE) 5 5 4.5 Yes Analysis
7 JMC Closed 2024 (B) 2024-08-09 2024-08-11 Standard Johannesburg Metro (GJM) 5 5 3 Yes Analysis
8 2024 African Youth Chess Championship 2024-06-16 2024-06-22 Standard Tshwane (GTP) 9 9 4.5 Yes Analysis
9 South African Junior Closed Chess Championship 2024 (U16 Girls) 2024-04-27 2024-05-01 Standard Ekurhuleni (GE) 9 9 5 Yes Analysis
10 2024 Gauteng Inter-Region Chess Championship (U16 Girls) 2024-01-13 2024-01-14 Standard Tshwane (GTP) 5 4 4 Yes Analysis
11 JMC Kick Off Tournament 2024 (C) 2024-01-28 2024-01-28 Standard Johannesburg Metro (GJM) 5 5 3.5 Yes Analysis
12 Helpmekaar Kollege Blitz Chess Invitational Sep 2023 2023-09-16 2023-09-16 Blitz Johannesburg Metro (GJM) 9 8 7 Yes Analysis
13 2023 Gauteng Top Schools (U15 Mixed) 2023-08-19 2023-08-19 Standard West Rand (GWR) 5 5 3 Yes Analysis
14 JMC Closed Aug 2023 (U16) 2023-08-04 2023-08-06 Standard Johannesburg Metro (GJM) 6 6 1.5 Yes Analysis
15 2023 SA Schools Winter Games (U15 Girls) 2023-07-04 2023-07-06 Standard West Rand (GWR) 7 7 4.5 Yes Analysis
16 Gauteng Open Arnold Classic 2023 (U16) 2023-05-19 2023-05-19 Rapid Tshwane (GTP) 5 5 4 Yes Analysis
17 Gauteng Schools Individual Finals 2023 (U15 Girls) 2023-05-27 2023-05-27 Standard Ekurhuleni (GE) 5 5 4.5 Yes Analysis
18 JMC 2nd Trials 2022 (B) 2022-08-27 2022-08-27 Standard Johannesburg Metro (GJM) 5 5 2 Yes Analysis
19 JNW Helpmekaar 2022 (Challengers) 2022-07-09 2022-07-09 Standard Johannesburg Metro (GJM) 5 5 2.5 Yes Analysis
20 JMC Trials 1 - Laerskool Fontainebleau 2022 (U14) 2022-07-24 2022-07-24 Standard Johannesburg Metro (GJM) 5 5 3 Yes Analysis
21 World Cadets Rapid Championships 2022 2022-05-01 2022-05-02 Rapid FIDE (FID) 9 7 0 Yes Analysis
22 2022 Gauteng Interregion (U14 Open) 2022-02-26 2022-02-26 Standard Tshwane (GTP) 5 5 3 Yes Analysis
23 JMC Helpmekaar 2021 (U14) 2021-09-06 2021-09-06 Rapid Johannesburg Metro (GJM) 5 5 4 Yes Analysis
24 JNW Club - Bryanston Open1 2020 (C) 2020-02-01 2020-02-01 Standard Johannesburg Metro (GJM) 5 5 3 Yes Analysis
25 Chessnuts 1 - 29 February 2020 (Kings) 2020-02-29 2020-02-29 Standard Johannesburg Metro (GJM) 5 5 2.5 Yes Analysis
26 2019 South African Junior Team Championships (U12A) 2020-01-04 2020-01-08 Standard 4 Knights (4K) 7 7 5 Yes Analysis
27 GJM vs GE Inter Region 2019 (U12A) 2019-10-05 2019-10-05 Standard Johannesburg Metro (GJM) 5 2 0 Yes Analysis
28 JNW Club - Helpmekaar Kollege Open 2019 (B) 2019-07-06 2019-07-06 Standard Johannesburg Metro (GJM) 5 5 2 Yes Analysis
29 JHB Metro Closed 2019 (U12) 2019-07-27 2019-07-28 Standard Johannesburg Metro (GJM) 6 6 4 Yes Analysis
30 Chessnuts Under 1200 Rated Tournament 2019 (Kings) 2019-07-13 2019-07-13 Standard Johannesburg Metro (GJM) 5 5 3 Yes Analysis
31 JNW Club - Hoerskool Linden 2019 (C) 2019-06-15 2019-06-15 Standard Johannesburg Metro (GJM) 5 5 2 Yes Analysis
32 2019 Super 12 Laerskole (Juniors) 2019-05-04 2019-05-04 Rapid Tshwane (GTP) 5 5 4 Yes Analysis
33 JNW Club - Bryanston Open 2 2019 (C) 2019-05-11 2019-05-11 Standard Johannesburg Metro (GJM) 5 5 5 Yes Analysis
34 2019 South African Junior Closed Chess Championship (U10 Girls) 2019-03-17 2019-03-22 Standard Chess South Africa (CSA) 9 9 5 Yes Analysis
35 JNW Club - Trinityhouse Little Falls Open 2019 (C) 2019-02-23 2019-02-23 Standard Johannesburg Metro (GJM) 5 5 2 Yes Analysis
36 Chessnuts Challenge 1 2019 (Kings) 2019-02-02 2019-02-02 Standard Johannesburg Metro (GJM) 5 5 1 Yes Analysis
37 South African Junior Team Championships 2018 (U10B) 2018-12-16 2018-12-20 Standard 4 Knights (4K) 7 7 7 Yes Analysis
38 Inter Region GE vs JHB Metro 2018 (U10B) 2018-10-06 2018-10-06 Standard Ekurhuleni (GE) 5 5 5 Yes Analysis
39 2018 Gauteng League Final (U11) 2018-08-24 2018-08-24 Standard Tshwane (GTP) 5 5 5 Yes Analysis
40 Chessnuts - Under 1000 Ratings Tournament 2018 (A) 2018-07-21 2018-07-21 Standard Johannesburg Metro (GJM) 5 5 3 Yes Analysis
41 JHB Metro Junior Closed 2018 (U10) 2018-07-28 2018-07-29 Standard Johannesburg Metro (GJM) 6 6 3 Yes Analysis
42 Chessnuts Youth Day Chess Tournament 2018 (U10) 2018-06-16 2018-06-16 Standard Johannesburg Metro (GJM) 5 5 4 Yes Analysis
43 2018 Super 12 (Junior) 2018-05-05 2018-05-05 Rapid Tshwane (GTP) 5 5 4 Yes Analysis
44 JNW Club - Linden Open 2018 (D) 2018-04-14 2018-04-14 Standard Johannesburg Metro (GJM) 5 5 2 Yes Analysis
45 Fonties Challenge 2018 (U9) 2018-04-21 2018-04-21 Standard Johannesburg Metro (GJM) 5 5 3.5 Yes Analysis
46 Chessnuts - Kickoff Open 2018 (D) 2018-02-09 2018-02-10 Standard Johannesburg Metro (GJM) 6 6 4 Yes Analysis
47 South African Junior Team Championships 2017 (U10B) 2018-01-04 2018-01-08 Standard 4 Knights (4K) 7 6 2 Yes Analysis

Top 3 Streaks

# Games Start End
1 18 Tournament
JHB Metro Junior Closed 2018
Tournament
South African Junior Team Championships 2018
date
2018-07-29
rnd
6
type
Standard
result
1
date
2018-12-20
rnd
7
type
Standard
result
1
Opponent
Chauke, N (Nosipho)
Opponent
Mostert, M (Mj)
2 14 Tournament
JMC Closed 2024
Tournament
Gauteng Top Schools 2024
date
2024-08-11
rnd
5
type
Standard
result
1
date
2024-10-05
rnd
1
type
Rapid
result
1
Opponent
Badenhorst, D (Daniel)
Opponent
Nkosi, M (Mpilo)
3 11 Tournament
Gauteng Open Arnold Classic 2023
Tournament
2023 SA Schools Winter Games
date
2023-05-19
rnd
5
type
Rapid
result
1
date
2023-07-05
rnd
5
type
Standard
result
0.5
Opponent
Ferreira, M (Marquerite)
Opponent
Matima, L (Lee-Anne)
# Games Start End
1 18 Tournament
JHB Metro Junior Closed 2018
Tournament
South African Junior Team Championships 2018
date
2018-07-29
rnd
6
type
Standard
result
1
date
2018-12-20
rnd
7
type
Standard
result
1
Opponent
Chauke, N (Nosipho)
Opponent
Mostert, M (Mj)
2 14 Tournament
JMC Closed 2024
Tournament
Gauteng Inter-Region at UJ 2024
date
2024-08-11
rnd
5
type
Standard
result
1
date
2024-12-07
rnd
1
type
Standard
result
1
Opponent
Badenhorst, D (Daniel)
Opponent
Marais, J (Janike)
3 10 Tournament
Gauteng Schools Individual Finals 2023
Tournament
2023 SA Schools Winter Games
date
2023-05-27
rnd
1
type
Standard
result
1
date
2023-07-05
rnd
5
type
Standard
result
0.5
Opponent
Masela, L (Lethabo Bonolo)
Opponent
Matima, L (Lee-Anne)
# Games Start End
1 6 Tournament
2019 Super 12 Laerskole
Tournament
JMC Helpmekaar 2021
date
2019-05-04
rnd
3
type
Rapid
result
1
date
2021-09-06
rnd
3
type
Rapid
result
1
Opponent
Van Staden, J (Jakobus)
Opponent
Chinoruma, T (Tawana)
2 3 Tournament
Gauteng Open Arnold Classic 2023
Tournament
Gauteng Open Arnold Classic 2023
date
2023-05-19
rnd
1
type
Rapid
result
1
date
2023-05-19
rnd
3
type
Rapid
result
1
Opponent
Jezi, B (Bulela)
Opponent
Pienaar, I (Ian)
3 3 Tournament
2018 Super 12
Tournament
2019 Super 12 Laerskole
date
2018-05-05
rnd
4
type
Rapid
result
1
date
2019-05-04
rnd
1
type
Rapid
result
1
Opponent
Lange, E (Emily)
Opponent
De Beer, D (Daniel)
# Games Start End
1 8 Tournament
World Youth Blitz Championships 2022
Tournament
Helpmekaar Kollege Blitz Chess Invitational Sep 2023
date
2022-05-03
rnd
7
type
Blitz
result
1
date
2023-09-16
rnd
8
type
Blitz
result
1
Opponent
Fischer Duarte Lya
Opponent
Heunes, M (Morne)
2 2 Tournament
World Youth Blitz Championships 2022
Tournament
World Youth Blitz Championships 2022
date
2022-05-03
rnd
4
type
Blitz
result
1
date
2022-05-03
rnd
5
type
Blitz
result
1
Opponent
Trushko Anastasia
Opponent
Hajdinic Ema
# Games Start End
1 18 Tournament
JHB Metro Junior Closed 2018
Tournament
South African Junior Team Championships 2018
date
2018-07-29
rnd
6
type
Standard
result
1
date
2018-12-20
rnd
7
type
Standard
result
1
Opponent
Chauke, N (Nosipho)
Opponent
Mostert, M (Mj)
2 8 Tournament
2019 Super 12 Laerskole
Tournament
JNW Club - Bryanston Open 2 2019
date
2019-05-04
rnd
3
type
Rapid
result
1
date
2019-05-11
rnd
5
type
Standard
result
1
Opponent
Van Staden, J (Jakobus)
Opponent
Steyn, C (Corne)
3 7 Tournament
Helpmekaar Kollege Blitz Chess Invitational Sep 2023
Tournament
Helpmekaar Kollege Blitz Chess Invitational Sep 2023
date
2023-09-16
rnd
1
type
Blitz
result
1
date
2023-09-16
rnd
8
type
Blitz
result
1
Opponent
Vermeulen, D (Dian)
Opponent
Heunes, M (Morne)
# Games Start End
1 18 Tournament
JHB Metro Junior Closed 2018
Tournament
South African Junior Team Championships 2018
date
2018-07-29
rnd
6
type
Standard
result
1
date
2018-12-20
rnd
7
type
Standard
result
1
Opponent
Chauke, N (Nosipho)
Opponent
Mostert, M (Mj)
2 7 Tournament
2019 South African Junior Closed Chess Championship
Tournament
JNW Club - Bryanston Open 2 2019
date
2019-03-21
rnd
8
type
Standard
result
1
date
2019-05-11
rnd
5
type
Standard
result
1
Opponent
Brink, S (Samantha)
Opponent
Steyn, C (Corne)
3 6 Tournament
2024 South Africa National Schools Chess Championship
Tournament
Gauteng Inter-Region at UJ 2024
date
2024-09-27
rnd
3
type
Standard
result
1
date
2024-12-07
rnd
1
type
Standard
result
1
Opponent
Pillay, K (Ketana)
Opponent
Marais, J (Janike)
# Games Start End
1 6 Tournament
2019 Super 12 Laerskole
Tournament
JMC Helpmekaar 2021
date
2019-05-04
rnd
3
type
Rapid
result
1
date
2021-09-06
rnd
3
type
Rapid
result
1
Opponent
Van Staden, J (Jakobus)
Opponent
Chinoruma, T (Tawana)
2 3 Tournament
Gauteng Open Arnold Classic 2023
Tournament
Gauteng Open Arnold Classic 2023
date
2023-05-19
rnd
1
type
Rapid
result
1
date
2023-05-19
rnd
3
type
Rapid
result
1
Opponent
Jezi, B (Bulela)
Opponent
Pienaar, I (Ian)
3 3 Tournament
2018 Super 12
Tournament
2019 Super 12 Laerskole
date
2018-05-05
rnd
4
type
Rapid
result
1
date
2019-05-04
rnd
1
type
Rapid
result
1
Opponent
Lange, E (Emily)
Opponent
De Beer, D (Daniel)
# Games Start End
1 8 Tournament
World Youth Blitz Championships 2022
Tournament
Helpmekaar Kollege Blitz Chess Invitational Sep 2023
date
2022-05-03
rnd
7
type
Blitz
result
1
date
2023-09-16
rnd
8
type
Blitz
result
1
Opponent
Fischer Duarte Lya
Opponent
Heunes, M (Morne)
2 2 Tournament
World Youth Blitz Championships 2022
Tournament
World Youth Blitz Championships 2022
date
2022-05-03
rnd
4
type
Blitz
result
1
date
2022-05-03
rnd
5
type
Blitz
result
1
Opponent
Trushko Anastasia
Opponent
Hajdinic Ema

Top 10 opponents most often played

# Opponent Main Standard Rapid Blitz
Gms Score Dp Gms Score Dp Gms Score Dp Gms Score Dp
Aor Prat Aor Prat Aor Prat Aor Prat
1 Ramlall ,S (Sanjana) 4 2 0 4 2 0 0 0 0 0 0 0
1469.9 1469.9 1482.7 1469.9 0 0 0 0
2 Fauconier ,A (Amber) 4 2 0 4 2 0 0 0 0 0 0 0
1263.1 1263.1 1248.9 1263.1 0 0 0 0
3 Bothma ,I (Isabella) 3 0 -425 3 0 -425 0 0 0 0 0 0
1013.6 588.6 1009.3 588.6 0 0 0 0
4 Voigt ,D (Daniel) 3 0.5 -283.3 3 0.5 -283.3 0 0 0 0 0 0
1216.3 933 1204.8 933 0 0 0 0
5 Steyn ,T (Tjaart) 3 1 -141.7 1 0 -425 1 1 425 1 0 -425
1432.6 1290.9 1290.7 1007.6 948.4 1857.6 949.2 1007.6
6 Bijker ,W (Waldo) 2 2 425 2 2 425 0 0 0 0 0 0
1328.3 1753.3 1319.9 1753.3 0 0 0 0
7 Van Der Spuy ,C (Christiaan) 2 1 0 2 1 0 0 0 0 0 0 0
910.4 910.4 907.5 910.4 0 0 0 0
8 Naicker ,GC (Gabriel Christian) 2 1 0 2 1 0 0 0 0 0 0 0
1378.6 1378.6 1376.1 1378.6 0 0 0 0
9 Bhika ,J (Jyotikka) 2 2 425 2 2 425 0 0 0 0 0 0
1219.2 1644.2 1162.1 1644.2 0 0 0 0
10 Pienaar ,K (Kyle) 2 1 0 2 1 0 0 0 0 0 0 0
819 819 807.6 819 0 0 0 0

Norms

No norms achieved.
# Norm Tournament Start End Rounds Games Score Details
© Chess South Africa