Player Page

Joseph, JMA (Juanbrey)
Dob: 1988/07/08 (Adult)
Gender: Female
Chess SA id: 288014490
FIDE id:
Region: Cape Winelands (WCW)
Citizen: RSA
Title(s):
Last active: 2023/12/10 (217 days ago)
Ratings
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 rating1263.2
Current Weighted rating1256.2
Current Weighted performance970.1
Current official/published rating (highest between Raw, WR and WP)1263.2
Current highest rating achieved1299.8
Current floor (min rating allowed)799.8
Current K-factor36
Games played this month0
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)±151.5
Current Raw change used (final)0.0
Projected new Raw rating1263.2
Projected new Weighed rating1156.1
Projected new Weighted performance970.1
Projected new final Raw rating (if new WP > new Raw)1263.2
Projected new highest rating1299.8
Projected new floor799.8
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1263.2
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 rating1242.4
Current Weighted rating1236.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1242.4
Current highest rating achieved1257.2
Current floor (min rating allowed)757.2
Current K-factor36
Games played this month0
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)±156.1
Current Raw change used (final)0.0
Projected new Raw rating1242.4
Projected new Weighed rating1137.9
Projected new Weighted performance824.0
Projected new final Raw rating (if new WP > new Raw)1242.4
Projected new highest rating1257.2
Projected new floor757.2
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1242.4
Projected effective change (new Official - current Official)=0.0
s
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 rating1224.2
Current Weighted rating1222.3
Current Weighted performance579.6
Current official/published rating (highest between Raw, WR and WP)1224.2
Current highest rating achieved1320.8
Current floor (min rating allowed)820.8
Current K-factor36
Games played this month0
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)±160.2
Current Raw change used (final)0.0
Projected new Raw rating1224.2
Projected new Weighed rating1124.5
Projected new Weighted performance579.6
Projected new final Raw rating (if new WP > new Raw)1224.2
Projected new highest rating1320.8
Projected new floor820.8
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1224.2
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 rating1300.0
Current Weighted rating1249.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1300.0
Current highest rating achieved1300.0
Current floor (min rating allowed)800.0
Current K-factor36
Games played this month0
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)±143.8
Current Raw change used (final)0.0
Projected new Raw rating1300.0
Projected new Weighed rating1150.7
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1300.0
Projected new floor800.0
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1300.0
Projected effective change (new Official - current Official)=0.0
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
8 2023 Western Cape Rural Cup (Open) 2023/12/09 2023/12/10 Cape Winelands (WCW) Standard 60 0.83 5 4 1.0 1268.6 1257.2 Analysis
7 Robertson Chess Tournament Oct 2023 (Open) 2023/10/28 2023/10/28 Cape Winelands (WCW) Standard 60 0.83 5 5 3.0 1241.7 1220.8 Analysis
6 McGregor Kings Chess Festival 2022 (Open) 2022/04/09 2022/04/09 Cape Winelands (WCW) Rapid 30 0.60 5 5 0.5 1299.8 1320.8 Analysis
5 Robertson Chess 2020 (Open) 2020/03/07 2020/03/07 Cape Winelands (WCW) Rapid 30 0.60 5 5 4.0 1278.8 1292.4 Analysis
4 Robertson Strategema 2019 (Open) 2019/10/05 2019/10/05 Cape Winelands (WCW) Rapid 30 0.60 5 5 4.0 1228.0 1216.8 Analysis
3 Cape Winelands Open 2019 (B) 2019/04/27 2019/04/27 Cape Winelands (WCW) Standard 60 0.83 5 5 4.0 1207.1 1200.0 Analysis
2 Nelson Mandela Rapid 2019 (Open) 2019/03/02 2019/03/02 Cape Town (WCT) Rapid 27 0.57 5 5 2.0 1190.2 1185.6 Analysis
1 Strategema Club 2018 (Open) 2018/03/10 2018/03/10 Cape Winelands (WCW) Rapid 30 0.60 5 5 2.0 1200.0 1200.0 Analysis
Game 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 39 20 1 18 20.5 52.6 21.8 1272.7 1294.5
White 23 11 1 11 11.5 50.0 0.0 1308.3 1308.3
Black 16 9 0 7 9.0 56.3 53.1 1221.5 1274.7
Standard All 14 8 0 6 8.0 57.1 60.7 1278.0 1338.7
White 10 4 0 6 4.0 40.0 -85.0 1328.1 1243.1
Black 4 4 0 0 4.0 100.0 425.0 1152.8 1577.8
Rapid All 25 12 1 12 12.5 50.0 0.0 1269.8 1269.8
White 13 7 1 5 7.5 57.7 65.4 1293.1 1358.5
Black 12 5 0 7 5.0 41.7 -70.8 1244.4 1173.6
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 idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 164032165 Richter, HL (Heinrich) 2 2.0 2 0 0 100.0 1253.4 425.0 1678.4 View list
2 175011891 Harris, DH (David) 2 0.0 0 0 2 0.0 1195.1 -425.0 770.1 View list
3 1070137714 Lirafu, S (Siyambonga) 2 0.0 0 0 2 0.0 1270.8 -425.0 845.8 View list
4 164013218 Isaacs, WS (William) 1 1.0 1 0 0 100.0 1228.0 425.0 1653.0 View list
5 1940111420 Henning, J (Johan) 1 1.0 1 0 0 100.0 1278.8 425.0 1703.8 View list
6 1000119391 Moses, W (Wilfredo) 1 1.0 1 0 0 100.0 1228.0 425.0 1653.0 View list
7 155022806 Meyer, JJ (Jeffery) 1 1.0 1 0 0 100.0 1190.2 425.0 1615.2 View list
8 183021986 May, JM (Jaco) 1 1.0 1 0 0 100.0 1278.8 425.0 1703.8 View list
9 174021979 Maxwell, CP (Christian) 1 1.0 1 0 0 100.0 1278.8 425.0 1703.8 View list
10 179018022 Liebenberg, FW (Frederick) 1 1.0 1 0 0 100.0 1228.0 425.0 1653.0 View list
11 1040097114 Fielies, A (Antonio) 1 1.0 1 0 0 100.0 1241.7 425.0 1666.7 View list
12 206049651 Augustyn, A (Anika) 1 1.0 1 0 0 100.0 1207.1 425.0 1632.1 View list
13 204073350 Adams, A (Atiyyah) 1 1.0 1 0 0 100.0 1207.1 425.0 1632.1 View list
14 1760098103 Abrahams, R (Rieyaad) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
15 1990110719 Rylands, R (Rida) 1 1.0 1 0 0 100.0 1190.2 425.0 1615.2 View list
16 1750098104 Scheepers, J (Julian) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
17 203051970 Seholoba, R (Retshepile) 1 1.0 1 0 0 100.0 1207.1 425.0 1632.1 View list
18 1060190757 Skippers, M (Mondre) 1 1.0 1 0 0 100.0 1241.7 425.0 1666.7 View list
19 2050098084 Solomon, C (Cameron) 1 1.0 1 0 0 100.0 1207.1 425.0 1632.1 View list
20 201037041 Swart, S (Sune) 1 1.0 1 0 0 100.0 1268.6 425.0 1693.6 View list