Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Coetzee, RJ (Ruhandre)
Dob:
2001/04/10 (Adult)
Gender:
Male
Chess SA id:
101005265
FIDE id:
Region:
Mangaung (FMB)
Citizen:
RSA
Title(s):
Last active:
2019/05/11 (1835 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
1287.8
Curent Weighted rating
1287.8
Curent Weighted performance
393.5
Current official/published rating (highest between Raw, WR and WP)
1287.8
Current floor (min rating allowed)
995.0
Current highest rating achieved
1495.0
Current K-factor
32
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)
±146.3
Current Raw change used (final)
0.0
Projected new Raw rating
1287.8
Projected new Weighed rating
1287.8
Projected new Weighted performance
393.5
Projected new official/published rating (highest between new Raw, new WR and new WP)
1287.8
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1495.0
Projected new floor
995.0
Projected new K-facor
32
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
1288.4
Curent Weighted rating
1288.4
Curent Weighted performance
394.5
Current official/published rating (highest between Raw, WR and WP)
1288.4
Current floor (min rating allowed)
995.0
Current highest rating achieved
1495.0
Current K-factor
32
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)
±146.2
Current Raw change used (final)
0.0
Projected new Raw rating
1288.4
Projected new Weighed rating
1288.4
Projected new Weighted performance
394.5
Projected new official/published rating (highest between new Raw, new WR and new WP)
1288.4
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1495.0
Projected new floor
995.0
Projected new K-facor
32
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
1359.0
Curent Weighted rating
1343.7
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1359.0
Current floor (min rating allowed)
995.0
Current highest rating achieved
1495.0
Current K-factor
32
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)
±132.2
Current Raw change used (final)
0.0
Projected new Raw rating
1359.0
Projected new Weighed rating
1345.2
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
1359.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1495.0
Projected new floor
995.0
Projected new K-facor
32
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
1359.0
Curent Weighted rating
1343.7
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1359.0
Current floor (min rating allowed)
995.0
Current highest rating achieved
1495.0
Current K-factor
32
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)
±132.2
Current Raw change used (final)
0.0
Projected new Raw rating
1359.0
Projected new Weighed rating
1345.2
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
1359.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1495.0
Projected new floor
995.0
Projected new K-facor
32
Tournaments
History
Did not participate this month.
Did not participate this year.
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
13
Inter Regional Chess Championship 2019 (U20)
2019/05/10
2019/05/11
Mangaung (FMB)
Standard
60
0.83
5
2
1.0
1288.9
1289.0
Analysis
12
Morris Club Challenge 2019
2019/02/16
2019/02/16
Mangaung (FMB)
Standard
60
0.83
5
4
2.0
1285.2
1283.2
Analysis
11
Mangaung Metro Chess 1-2 February 2019 (A)
2019/02/01
2019/02/02
Mangaung (FMB)
Standard
62
0.84
5
3
2.0
1285.2
1283.2
Analysis
10
South African Junior Team Championships 2018 (U18B)
2018/12/16
2018/12/20
4 Knights (4K)
Standard
120
1.00
7
7
5.0
1251.9
1247.4
Analysis
9
Mangaung Metro Chess12 & 13 October 2018 (B)
2018/10/12
2018/10/13
Mangaung (FMB)
Standard
62
0.84
5
3
2.5
1250.0
1245.2
Analysis
8
Mangaung Metro Chess 27-28 July 2018 (B)
2018/07/27
2018/07/28
Mangaung (FMB)
Standard
62
0.84
5
5
2.0
1275.0
1274.6
Analysis
7
Mangaung Metro Chess 1-2 June 2018 (B)
2018/06/01
2018/06/02
Mangaung (FMB)
Standard
62
0.84
5
5
3.5
1269.4
1267.9
Analysis
6
Inter Regional 2018 (U18 Team)
2018/05/04
2018/05/05
Frances Baard (NCF)
Standard
60
0.83
5
5
3.5
1280.3
1281.0
Analysis
5
Mangaung Metro Chess 20-21 April 2018 (B)
2018/04/20
2018/04/21
Mangaung (FMB)
Standard
62
0.84
5
4
3.5
1262.6
1258.6
Analysis
4
Mangaung Metro Chess 9 - 10 March 2018 (B)
2018/03/09
2018/03/10
Mangaung (FMB)
Standard
62
0.84
5
3
2.0
1268.2
1264.4
Analysis
3
Morris Club Challenge 2018
2018/02/17
2018/02/17
Mangaung (FMB)
Standard
60
0.83
5
5
2.0
1288.7
1288.7
Analysis
2
Mangaung Metro Chess 2 & 3 February 2018 (A)
2018/02/02
2018/02/03
Mangaung (FMB)
Standard
62
0.84
5
3
0.0
1288.7
1288.7
Analysis
1
South African Junior Team Championships 2017 (U18A)
2018/01/04
2018/01/08
4 Knights (4K)
Standard
120
1.00
7
7
0.5
1334.8
1334.8
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
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
Standard
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
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
56
26
7
23
29.5
52.7
22.8
1223.3
1246.0
White
27
12
4
11
14.0
51.9
15.7
1245.3
1261.1
Black
29
14
3
12
15.5
53.4
29.3
1202.7
1232.0
Standard
All
56
26
7
23
29.5
52.7
22.8
1223.3
1246.0
White
27
12
4
11
14.0
51.9
15.7
1245.3
1261.1
Black
29
14
3
12
15.5
53.4
29.3
1202.7
1232.0
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
102065959
Rathaba, I (Itumeleng)
2
2.0
2
0
0
100.0
1259.1
425.0
1684.1
View list
2
202036046
Steenkamp, F (Fransien)
2
2.0
2
0
0
100.0
1256.3
425.0
1681.3
View list
3
103044546
Seekoei, R (Reatile)
2
1.5
1
1
0
75.0
1259.1
212.5
1471.6
View list
4
101069842
Mantje, K (Katleho)
2
0.0
0
0
2
0.0
1274.8
-425.0
849.8
View list
5
172017078
Landman, J (Johan)
1
1.0
1
0
0
100.0
1285.2
425.0
1710.2
View list
6
201082838
Khalata, R (Refiloe)
1
1.0
1
0
0
100.0
1285.2
425.0
1710.2
View list
7
103049168
Jongbloed, C (Chad)
1
1.0
1
0
0
100.0
1269.4
425.0
1694.4
View list
8
102064319
Esterhuizen, WJ (Willem Johannes)
1
1.0
1
0
0
100.0
1280.3
425.0
1705.3
View list
9
102053241
Buchner, E (Eduard)
1
1.0
1
0
0
100.0
1269.4
425.0
1694.4
View list
10
101003015
Botha, J (Janko)
1
1.0
1
0
0
100.0
1251.9
425.0
1676.9
View list
11
181002839
Botes, D (Dion)
1
1.0
1
0
0
100.0
1285.2
425.0
1710.2
View list
12
101050300
Botes, A (Armand)
1
1.0
1
0
0
100.0
1280.3
425.0
1705.3
View list
13
110086186
Boje, E (Ewald)
1
1.0
1
0
0
100.0
1285.2
425.0
1710.2
View list
14
100086911
Leiee, K (Kabelo)
1
1.0
1
0
0
100.0
1288.7
425.0
1713.7
View list
15
102017958
Lewis, H (Henrique)
1
1.0
1
0
0
100.0
1251.9
425.0
1676.9
View list
16
102092555
Makhetha, L (Laviens)
1
1.0
1
0
0
100.0
1275.0
425.0
1700.0
View list
17
1100097348
Maree, R (Roy)
1
1.0
1
0
0
100.0
1288.7
425.0
1713.7
View list
18
101056057
Masakane, N (Neo)
1
1.0
1
0
0
100.0
1288.9
425.0
1713.9
View list
19
102024140
Mokhethi, S (Sipho)
1
1.0
1
0
0
100.0
1262.6
425.0
1687.6
View list
20
1010103054
Motebele, T (Thato)
1
1.0
1
0
0
100.0
1269.4
425.0
1694.4
View list