Chess South Africa
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Chess South Africa
Buchebner, M (Mikayla)
Dob:
2013/01/25 (U12)
Gender:
Female
Chess SA id:
2130144760
FIDE id:
Region:
Sedibeng (GSV)
Citizen:
RSA
Title(s):
Last active:
2024/04/20 (50 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
Current Raw rating
1275.1
Current Weighted rating
1269.0
Current Weighted performance
1244.2
Current official/published rating (highest between Raw, WR and WP)
1275.1
Current highest rating achieved
1315.1
Current floor (min rating allowed)
815.1
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)
±149.0
Current Raw change used (final)
0.0
Projected new Raw rating
1275.1
Projected new Weighed rating
1168.9
Projected new Weighted performance
1244.2
Projected new final Raw rating (if new WP > new Raw)
1275.1
Projected new highest rating
1315.1
Projected new floor
815.1
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1275.1
Projected effective change (new Official - current Official)
=0.0
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
Current Raw rating
1266.0
Current Weighted rating
1273.4
Current Weighted performance
1244.2
Current official/published rating (highest between Raw, WR and WP)
1273.4
Current highest rating achieved
1324.0
Current floor (min rating allowed)
824.0
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)
±150.9
Current Raw change used (final)
0.0
Projected new Raw rating
1266.0
Projected new Weighed rating
1172.8
Projected new Weighted performance
1244.2
Projected new final Raw rating (if new WP > new Raw)
1266.0
Projected new highest rating
1324.0
Projected new floor
824.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1266.0
Projected effective change (new Official - current Official)
-7.4
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
Current Raw rating
1190.0
Current Weighted rating
1194.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1194.0
Current highest rating achieved
1190.0
Current floor (min rating allowed)
690.0
Current K-factor
40
s
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)
±168.2
Current Raw change used (final)
0.0
Projected new Raw rating
1190.0
Projected new Weighed rating
1098.3
Projected new Weighted performance
397.2
Projected new final Raw rating (if new WP > new Raw)
1190.0
Projected new highest rating
1190.0
Projected new floor
690.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1190.0
Projected effective change (new Official - current Official)
-4.0
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
Current Raw rating
1200.0
Current Weighted rating
1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current highest rating achieved
1200.0
Current floor (min rating allowed)
700.0
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)
±165.8
Current Raw change used (final)
0.0
Projected new Raw rating
1200.0
Projected new Weighed rating
1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1200.0
Projected effective change (new Official - current Official)
=0.0
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
5
Hoerskool Overvaal Chess Open 2024 (D)
2024/04/20
2024/04/20
Sedibeng (GSV)
Standard
60
0.83
5
5
3.0
1270.9
1259.2
Analysis
4
Valia's Open 2024 (D)
2024/03/02
2024/03/02
Sedibeng (GSV)
Standard
61
0.84
5
5
3.0
1315.1
1324.0
Analysis
3
NG Kerk Vanderbijlpark Suid 2024 (D)
2024/02/24
2024/02/24
Sedibeng (GSV)
Standard
61
0.84
5
5
3.0
1315.1
1324.0
Analysis
2
Laerskool Midvaal Chess Open Section 2024 (C)
2024/02/10
2024/02/10
Sedibeng (GSV)
Standard
61
0.84
5
5
1.0
1315.1
1324.0
Analysis
1
2024 Gauteng Inter-Region Chess Championship (U12 Girls B)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
4.0
1277.5
1286.9
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
12
Hoerskool Overvaal Chess Open 2024 (D)
2024/04/20
2024/04/20
Sedibeng (GSV)
Standard
60
0.83
5
5
3.0
1270.9
1259.2
Analysis
11
Valia's Open 2024 (D)
2024/03/02
2024/03/02
Sedibeng (GSV)
Standard
61
0.84
5
5
3.0
1315.1
1324.0
Analysis
10
NG Kerk Vanderbijlpark Suid 2024 (D)
2024/02/24
2024/02/24
Sedibeng (GSV)
Standard
61
0.84
5
5
3.0
1315.1
1324.0
Analysis
9
Laerskool Midvaal Chess Open Section 2024 (C)
2024/02/10
2024/02/10
Sedibeng (GSV)
Standard
61
0.84
5
5
1.0
1315.1
1324.0
Analysis
8
2024 Gauteng Inter-Region Chess Championship (U12 Girls B)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
4.0
1277.5
1286.9
Analysis
7
Dr Pieter Hangelbroek Rapid 2023 (C)
2023/10/28
2023/10/28
Sedibeng (GSV)
Rapid
30
0.60
5
5
2.0
1274.9
1200.0
Analysis
6
Gauteng D7 Teams 2023 (U11)
2023/08/12
2023/08/12
Sedibeng (GSV)
Standard
60
0.83
5
4
2.5
1262.6
1273.6
Analysis
5
Gauteng Schools D7 2023 (U11 Girls)
2023/05/20
2023/05/20
Sedibeng (GSV)
Standard
60
0.83
5
5
3.5
1228.5
1234.4
Analysis
4
AG Visser Open 2023 (C)
2023/02/18
2023/02/18
Sedibeng (GSV)
Standard
60
0.83
5
4
1.0
1210.3
1212.8
Analysis
3
Heidelberg Open 2023 (D)
2023/02/04
2023/02/04
Sedibeng (GSV)
Standard
60
0.83
5
5
4.0
1210.3
1212.8
Analysis
2
2022 Gauteng Schools Team Championships (U9 Open)
2022/08/27
2022/08/27
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1200.0
1200.0
Analysis
1
D7 Teams 2022 (U9+U11 Mixed)
2022/08/13
2022/08/13
Sedibeng (GSV)
Standard
60
0.83
5
5
2.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
25
14
0
11
14.0
56.0
51.0
1237.2
1288.2
White
12
8
0
4
8.0
66.7
141.7
1235.8
1377.5
Black
13
6
0
7
6.0
46.2
-32.7
1238.4
1205.7
Standard
All
25
14
0
11
14.0
56.0
51.0
1237.2
1288.2
White
12
8
0
4
8.0
66.7
141.7
1235.8
1377.5
Black
13
6
0
7
6.0
46.2
-32.7
1238.4
1205.7
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
58
30
4
24
32.0
55.2
44.0
1244.0
1288.0
White
26
14
3
9
15.5
59.6
81.7
1238.6
1320.3
Black
32
16
1
15
16.5
51.6
13.3
1248.4
1261.7
Standard
All
53
28
4
21
30.0
56.6
56.1
1231.5
1287.7
White
24
13
3
8
14.5
60.4
88.5
1234.1
1322.6
Black
29
15
1
13
15.5
53.4
29.3
1229.4
1258.8
Rapid
All
5
2
0
3
2.0
40.0
-85.0
1376.0
1291.0
White
2
1
0
1
1.0
50.0
0.0
1292.8
1292.8
Black
3
1
0
2
1.0
33.3
-141.7
1431.5
1289.8
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
1130140211
Bezuidenhout, M (Marlo)
3
1.0
1
0
2
33.3
1245.2
-141.7
1103.6
View list
2
1120139655
Du Toit, C (Christiaan)
2
2.0
2
0
0
100.0
1293.0
425.0
1718.0
View list
3
2140139659
Du Toit, M (Monika)
2
1.0
1
0
1
50.0
1210.3
0.0
1210.3
View list
4
2120133676
Smith, MI (Melea Ine)
2
1.0
1
0
1
50.0
1293.0
0.0
1293.0
View list
5
1120130080
Van Der Merwe, W (Willem)
2
1.0
1
0
1
50.0
1257.5
0.0
1257.5
View list
6
2130130082
Van Zyl, K (Kiera)
2
0.5
0
1
1
25.0
1214.3
-212.5
1001.8
View list
7
2120135915
Emanuel, C (Caitlin)
2
0.0
0
0
2
0.0
1295.0
-425.0
870.0
View list
8
2120134048
Erwee, E (Elizabeth)
1
1.0
1
0
0
100.0
1277.5
425.0
1702.5
View list
9
2140135916
Emanuel, S (Shiloh)
1
1.0
1
0
0
100.0
1210.3
425.0
1635.3
View list
10
1110156446
Letele, K (Katleho)
1
1.0
1
0
0
100.0
1315.1
425.0
1740.1
View list
11
1130302274
Leaoda, T (Thoriso Oratile)
1
1.0
1
0
0
100.0
1270.9
425.0
1695.9
View list
12
1120141856
Malefetsi, S (Sibonginkosi)
1
1.0
1
0
0
100.0
1262.6
425.0
1687.6
View list
13
1110159503
Chidamba, A (Anotida)
1
1.0
1
0
0
100.0
1315.1
425.0
1740.1
View list
14
2130141402
Botha, R (Rochelle)
1
1.0
1
0
0
100.0
1277.5
425.0
1702.5
View list
15
2120105112
Bogaard, A (Anneke)
1
1.0
1
0
0
100.0
1277.5
425.0
1702.5
View list
16
2120138271
Blignaut, A (Alma)
1
1.0
1
0
0
100.0
1228.5
425.0
1653.5
View list
17
2130139605
Bensch, I (Ivanka)
1
1.0
1
0
0
100.0
1277.5
425.0
1702.5
View list
18
2120159489
Moropodi, L (Lerato)
1
1.0
1
0
0
100.0
1228.5
425.0
1653.5
View list
19
1130159490
Moropodi, S (Sechaba)
1
1.0
1
0
0
100.0
1262.6
425.0
1687.6
View list
20
1120141859
Nagel, D (Divan)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list