Chess South Africa
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Chess South Africa
Roos, R (Roxanne)
Dob:
2006/05/31 (U20)
Gender:
Female
Chess SA id:
206066091
FIDE id:
Region:
Sedibeng (GSV)
Citizen:
RSA
Title(s):
Last active:
2024/01/14 (124 days ago)
Ratings
The
Projected values
below are
NOT
the actual and official values as calculated by the Ratings Bureau.
Main
Standard
Rapid
Blitz
Raw rating
=Current rating,
Weighted rating (WR)
Weighted average of current/new Raw rating + last 23 published Raw ratings),
Weighted performance (WP)
=Weighted average of last 5 tournaments
Curent Raw rating
1219.9
Curent Weighted rating
1218.8
Curent Weighted performance
1047.8
Current official/published rating (highest between Raw, WR and WP)
1219.9
Current floor (min rating allowed)
782.8
Current highest rating achieved
1282.8
Current K-factor
36
Games played this month
0
Score (S)
0.0
Expected score (We)
0.00
Difference (S-We)
0.00
Current Raw change (no limits, including tournament time weight)
0.0
Current min/max change allowed (with limits)
±161.2
Current Raw change used (final)
0.0
Projected new Raw rating
1219.9
Projected new Weighed rating
1218.7
Projected new Weighted performance
1047.8
Projected new official/published rating (highest between new Raw, new WR and new WP)
1219.9
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1282.8
Projected new floor
782.8
Projected new K-facor
36
Raw rating
=Current rating,
Weighted rating (WR)
Weighted average of current/new Raw rating + last 23 published Raw ratings),
Weighted performance (WP)
=Weighted average of last 5 tournaments
Curent Raw rating
1211.8
Curent Weighted rating
1207.1
Curent Weighted performance
1047.1
Current official/published rating (highest between Raw, WR and WP)
1211.8
Current floor (min rating allowed)
783.1
Current highest rating achieved
1283.1
Current K-factor
36
Games played this month
0
Score (S)
0.0
Expected score (We)
0.00
Difference (S-We)
0.00
Current Raw change (no limits, including tournament time weight)
0.0
Current min/max change allowed (with limits)
±163.1
Current Raw change used (final)
0.0
Projected new Raw rating
1211.8
Projected new Weighed rating
1207.3
Projected new Weighted performance
1047.1
Projected new official/published rating (highest between new Raw, new WR and new WP)
1211.8
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1283.1
Projected new floor
783.1
Projected new K-facor
36
Raw rating
=Current rating,
Weighted rating (WR)
Weighted average of current/new Raw rating + last 23 published Raw ratings),
Weighted performance (WP)
=Weighted average of last 5 tournaments
Curent Raw rating
621.2
Curent Weighted rating
621.2
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
621.2
Current floor (min rating allowed)
500.0
Current highest rating achieved
621.2
Current K-factor
40
Games played this month
0
Score (S)
0.0
Expected score (We)
0.00
Difference (S-We)
0.00
Current Raw change (no limits, including tournament time weight)
0.0
Current min/max change allowed (with limits)
±378.2
Current Raw change used (final)
0.0
Projected new Raw rating
621.2
Projected new Weighed rating
621.2
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
621.2
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
621.2
Projected new floor
500.0
Projected new K-facor
40
Raw rating
=Current rating,
Weighted rating (WR)
Weighted average of current/new Raw rating + last 23 published Raw ratings),
Weighted performance (WP)
=Weighted average of last 5 tournaments
Curent Raw rating
621.2
Curent Weighted rating
621.2
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
621.2
Current floor (min rating allowed)
500.0
Current highest rating achieved
621.2
Current K-factor
40
Games played this month
0
Score (S)
0.0
Expected score (We)
0.00
Difference (S-We)
0.00
Current Raw change (no limits, including tournament time weight)
0.0
Current min/max change allowed (with limits)
±378.2
Current Raw change used (final)
0.0
Projected new Raw rating
621.2
Projected new Weighed rating
621.2
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
621.2
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
621.2
Projected new floor
500.0
Projected new K-facor
40
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
1
2024 Gauteng Inter-Region Chess Championship (U18 Girls)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
2.0
1228.4
1219.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
23
2024 Gauteng Inter-Region Chess Championship (U18 Girls)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
2.0
1228.4
1219.0
Analysis
22
Queens Gambit Chess Open 2023 (B)
2023/11/25
2023/11/25
Sedibeng (GSV)
Standard
60
0.83
5
5
3.0
1213.5
1198.5
Analysis
21
2022 Gauteng Schools Team Championships (U19 Open)
2022/08/26
2022/08/26
Tshwane (GTP)
Standard
60
0.83
5
5
1.0
1270.0
1268.0
Analysis
20
D7 Teams 2022 (U17+U19 Mixed)
2022/08/13
2022/08/13
Sedibeng (GSV)
Standard
60
0.83
5
5
3.0
1270.0
1268.0
Analysis
19
Gaueng Schools D7 2022 (U18 Girls)
2022/06/04
2022/06/04
Sedibeng (GSV)
Standard
60
0.83
5
5
3.5
1267.9
1264.4
Analysis
18
Heidelberg Open 2020 (C)
2020/02/01
2020/02/01
Sedibeng (GSV)
Standard
60
0.83
5
5
3.0
1282.8
1283.1
Analysis
17
2019 Gauteng School League Finals (U13 Girls)
2019/08/23
2019/08/23
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1114.2
1120.7
Analysis
16
D7 Primary School League 2019 (Girls)
2019/08/03
2019/08/03
Sedibeng (GSV)
Standard
60
0.83
6
6
6.0
1114.2
1120.7
Analysis
15
2019 Gauteng Primary Schools Individual Chess Championships (U13 Girls)
2019/05/25
2019/05/25
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
992.6
994.3
Analysis
14
D7 Individuals 2019 (U13 Girls)
2019/05/04
2019/05/04
Sedibeng (GSV)
Standard
60
0.83
5
5
4.0
992.6
994.3
Analysis
13
South African Junior Team Championships 2018 (U14A Girls)
2018/12/16
2018/12/20
4 Knights (4K)
Standard
120
1.00
7
7
1.0
974.9
979.4
Analysis
12
Eagle`s Open 2018 (C)
2018/12/08
2018/12/08
Sedibeng (GSV)
Standard
61
0.83
5
4
3.0
974.9
979.4
Analysis
11
2018 Interregion Sedibeng vs Ekurhuleni (L)
2018/11/03
2018/11/03
Sedibeng (GSV)
Standard
60
0.83
5
5
2.0
987.8
995.0
Analysis
10
2018 Sedibeng Summer Open (G)
2018/10/20
2018/10/20
Sedibeng (GSV)
Standard
60
0.83
5
5
2.5
983.2
992.2
Analysis
9
2018 Gauteng League Final (U13 Girls)
2018/08/24
2018/08/24
Tshwane (GTP)
Standard
60
0.83
5
5
4.0
954.3
953.0
Analysis
8
Hoerskool Drie Riviere Open 2018 (C)
2018/06/09
2018/06/09
Sedibeng (GSV)
Standard
61
0.83
5
5
2.5
981.2
985.8
Analysis
7
2018 Gauteng Secondary Schools Individual Chess Championships (U13 Girls)
2018/05/25
2018/05/25
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
754.6
780.8
Analysis
6
Word of Life Open 2018 (C)
2018/05/12
2018/05/12
Sedibeng (GSV)
Standard
60
0.83
5
5
3.0
754.6
780.8
Analysis
5
Heidelberg Skaak Klub 2018 (Team 7)
2018/05/05
2018/05/05
Sedibeng (GSV)
Standard
60
0.83
5
5
2.0
754.6
780.8
Analysis
4
D7 Primary School League 2023 (U9-U13 Girls)
2018/04/21
2018/04/21
Sedibeng (GSV)
Standard
61
0.83
5
5
5.0
611.2
607.6
Analysis
1
2
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
5
2
0
3
2.0
40.0
-85.0
1263.6
1178.6
White
2
1
0
1
1.0
50.0
0.0
1267.0
1267.0
Black
3
1
0
2
1.0
33.3
-141.7
1261.3
1119.6
Standard
All
5
2
0
3
2.0
40.0
-85.0
1263.6
1178.6
White
2
1
0
1
1.0
50.0
0.0
1267.0
1267.0
Black
3
1
0
2
1.0
33.3
-141.7
1261.3
1119.6
Rapid
All
0
0
0
0
0.0
0.0
0.0
0.0
0.0
White
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Black
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Blitz
All
0
0
0
0
0.0
0.0
0.0
0.0
0.0
White
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Black
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
117
63
5
49
65.5
56.0
50.9
1016.6
1067.5
White
60
33
3
24
34.5
57.5
63.7
1017.4
1081.1
Black
57
30
2
25
31.0
54.4
37.3
1015.8
1053.1
Standard
All
117
63
5
49
65.5
56.0
50.9
1016.6
1067.5
White
60
33
3
24
34.5
57.5
63.7
1017.4
1081.1
Black
57
30
2
25
31.0
54.4
37.3
1015.8
1053.1
Rapid
All
0
0
0
0
0.0
0.0
0.0
0.0
0.0
White
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Black
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Blitz
All
0
0
0
0
0.0
0.0
0.0
0.0
0.0
White
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Black
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
205082938
Roos, A (Abigail)
5
1.0
0
2
3
20.0
1029.7
-255.0
774.7
View list
2
206071024
Gladile, S (Smangele)
3
3.0
3
0
0
100.0
1036.7
425.0
1461.7
View list
3
206091204
Kelebogile, M (Marumo)
3
3.0
3
0
0
100.0
1073.7
425.0
1498.7
View list
4
207064041
Coetzee, A (Anika)
3
0.5
0
1
2
16.7
868.2
-283.3
584.9
View list
5
207089251
Fourie, K (Kira)
2
2.0
2
0
0
100.0
1114.2
425.0
1539.2
View list
6
206071018
Besele, N (Nomsa)
2
2.0
2
0
0
100.0
973.5
425.0
1398.5
View list
7
2000100397
Abrahams, C (Caylie)
2
2.0
2
0
0
100.0
1114.2
425.0
1539.2
View list
8
206091208
Mateboho, G (Gaula)
2
1.0
1
0
1
50.0
983.8
0.0
983.8
View list
9
107086032
Naude, E (Enrique)
2
1.0
1
0
1
50.0
864.8
0.0
864.8
View list
10
205091406
Pretorius, S (Suate)
2
0.5
0
1
1
25.0
808.3
-212.5
595.8
View list
11
108070894
Barnard, M (Martin)
1
1.0
1
0
0
100.0
1213.5
425.0
1638.5
View list
12
106065421
Burgess, J (Jaydelan-Waytt)
1
1.0
1
0
0
100.0
621.2
425.0
1046.2
View list
13
206086648
Bezuidenhout, D (Deidre)
1
1.0
1
0
0
100.0
974.9
425.0
1399.9
View list
14
1060133932
De Graaff, M (Megan)
1
1.0
1
0
0
100.0
1228.4
425.0
1653.4
View list
15
2060141433
Connon, M (Michaela)
1
1.0
1
0
0
100.0
1228.4
425.0
1653.4
View list
16
1070098052
Eberwein, HJ (Heinrich)
1
1.0
1
0
0
100.0
754.6
425.0
1179.6
View list
17
205087157
Coetzee, Z (Zahne)
1
1.0
1
0
0
100.0
628.8
425.0
1053.8
View list
18
2040143534
Hlatshwayo, N (Nontobeko)
1
1.0
1
0
0
100.0
1270.0
425.0
1695.0
View list
19
1070098064
Jacobs, N (Nicholaas)
1
1.0
1
0
0
100.0
1282.8
425.0
1707.8
View list
20
107067393
Jones, M (Musa)
1
1.0
1
0
0
100.0
981.2
425.0
1406.2
View list