Player Page

Braaf, J (Jiraan)
Dob: 2005/11/27 (U20)
Gender: Male
Chess SA id: 1050106200
FIDE id:
Region: Cape Town (WCT)
Citizen: RSA
Title(s):
Last active: 2024/05/12 (36 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 rating1931.3
Current Weighted rating1833.9
Current Weighted performance1955.6
Current official/published rating (highest between Raw, WR and WP)1955.6
Current highest rating achieved1931.3
Current floor (min rating allowed)1431.3
Current K-factor24
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)±58.5
Current Raw change used (final)0.0
Projected new Raw rating1931.3
Projected new Weighed rating1689.1
Projected new Weighted performance1955.6
Projected new final Raw rating (if new WP > new Raw)1955.6
Projected new highest rating1955.6
Projected new floor1455.6
Projected new K-facor24
Projected new official/published rating (highest between new Raw, new WR and new WP)1955.6
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 rating1956.2
Current Weighted rating1860.2
Current Weighted performance1936.8
Current official/published rating (highest between Raw, WR and WP)1956.2
Current highest rating achieved1956.2
Current floor (min rating allowed)1456.2
Current K-factor24
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)±56.5
Current Raw change used (final)0.0
Projected new Raw rating1956.2
Projected new Weighed rating1714.0
Projected new Weighted performance1936.8
Projected new final Raw rating (if new WP > new Raw)1956.2
Projected new highest rating1956.2
Projected new floor1456.2
Projected new K-facor24
Projected new official/published rating (highest between new Raw, new WR and new WP)1956.2
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 rating1948.3
Current Weighted rating1715.0
Current Weighted performance1812.5
Current official/published rating (highest between Raw, WR and WP)1948.3
Current highest rating achieved1948.3
Current floor (min rating allowed)1448.3
Current K-factor24
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)±57.1
Current Raw change used (final)0.0
Projected new Raw rating1948.3
Projected new Weighed rating1584.1
Projected new Weighted performance1812.5
Projected new final Raw rating (if new WP > new Raw)1948.3
Projected new highest rating1948.3
Projected new floor1448.3
Projected new K-facor24
Projected new official/published rating (highest between new Raw, new WR and new WP)1948.3
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 rating1750.1
Current Weighted rating1469.5
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1750.1
Current highest rating achieved1750.1
Current floor (min rating allowed)1250.1
Current K-factor28
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)±75.7
Current Raw change used (final)0.0
Projected new Raw rating1750.1
Projected new Weighed rating1360.4
Projected new Weighted performance1673.1
Projected new final Raw rating (if new WP > new Raw)1750.1
Projected new highest rating1750.1
Projected new floor1250.1
Projected new K-facor28
Projected new official/published rating (highest between new Raw, new WR and new WP)1750.1
Projected effective change (new Official - current Official)=0.0
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
9 Steinitz Chess Festival 2024 (Championship) 2024/05/10 2024/05/12 Cape Town (WCT) Standard 90 0.94 6 6 4.5 1920.1 1954.7 Analysis
8 South African Junior Closed Chess Championship 2024 (U20 Open) 2024/04/27 2024/05/01 Ekurhuleni (GE) Standard 120 1.00 9 9 4.5 1920.1 1954.7 Analysis
7 Hermanus Chess Club Open 2024 (Championship) 2024/04/20 2024/04/20 Overberg (WOS) Rapid 20 0.47 7 7 5.5 1886.9 1889.7 Analysis
6 Western Cape Inter Region Cup 2024 (Open) 2024/03/23 2024/03/24 Overberg (WOS) Standard 90 0.94 5 5 4.0 1818.2 1887.3 Analysis
5 Western Cape Inter Region Cup 2024 (Blitz) 2024/03/22 2024/03/22 Overberg (WOS) Blitz 5 0.18 7 7 6.0 1818.2 1718.2 Analysis
4 Cape Town Open Chess Championship 2024 (Championship) 2024/03/15 2024/03/17 Cape Town (WCT) Standard 90 0.94 6 6 4.0 1818.2 1887.3 Analysis
3 Cape of Good Hope Open Chess Tournament 2024 (Championship) 2024/02/17 2024/02/17 Cape Town (WCT) Standard 90 0.94 5 5 2.5 1824.3 1892.1 Analysis
2 Steinitz Club Team Blitz Championship 2024 2024/02/15 2024/02/15 Cape Town (WCT) Blitz 5 0.18 7 7 4.0 1824.3 1740.0 Analysis
1 Cape Town Masters Challenge 2024 (Masters) 2024/01/03 2024/01/07 Cape Town (WCT) Standard 120 1.00 9 9 3.0 1848.7 1928.1 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
78 Steinitz Chess Festival 2024 (Championship) 2024/05/10 2024/05/12 Cape Town (WCT) Standard 90 0.94 6 6 4.5 1920.1 1954.7 Analysis
77 South African Junior Closed Chess Championship 2024 (U20 Open) 2024/04/27 2024/05/01 Ekurhuleni (GE) Standard 120 1.00 9 9 4.5 1920.1 1954.7 Analysis
76 Hermanus Chess Club Open 2024 (Championship) 2024/04/20 2024/04/20 Overberg (WOS) Rapid 20 0.47 7 7 5.5 1886.9 1889.7 Analysis
75 Western Cape Inter Region Cup 2024 (Open) 2024/03/23 2024/03/24 Overberg (WOS) Standard 90 0.94 5 5 4.0 1818.2 1887.3 Analysis
74 Western Cape Inter Region Cup 2024 (Blitz) 2024/03/22 2024/03/22 Overberg (WOS) Blitz 5 0.18 7 7 6.0 1818.2 1718.2 Analysis
73 Cape Town Open Chess Championship 2024 (Championship) 2024/03/15 2024/03/17 Cape Town (WCT) Standard 90 0.94 6 6 4.0 1818.2 1887.3 Analysis
72 Cape of Good Hope Open Chess Tournament 2024 (Championship) 2024/02/17 2024/02/17 Cape Town (WCT) Standard 90 0.94 5 5 2.5 1824.3 1892.1 Analysis
71 Steinitz Club Team Blitz Championship 2024 2024/02/15 2024/02/15 Cape Town (WCT) Blitz 5 0.18 7 7 4.0 1824.3 1740.0 Analysis
70 Cape Town Masters Challenge 2024 (Masters) 2024/01/03 2024/01/07 Cape Town (WCT) Standard 120 1.00 9 9 3.0 1848.7 1928.1 Analysis
69 Kraaifontein Open 2023 (Championship) 2023/12/09 2023/12/10 Cape Town (WCT) Standard 90 0.94 5 5 3.0 1827.5 1826.4 Analysis
68 Bonnievale Open Rapid 2023 (Championship) 2023/10/21 2023/10/21 Cape Winelands (WCW) Rapid 25 0.54 6 6 2.5 1825.7 1572.3 Analysis
67 Chess Challengers Championship – High School 2023 (U18) 2023/10/14 2023/10/14 Cape Town (WCT) Rapid 30 0.60 6 6 5.0 1825.7 1572.3 Analysis
66 Mossel Bay Open 2023 (A) 2023/09/30 2023/10/01 Eden District (WEG) Standard 90 0.94 6 6 4.5 1825.7 1816.3 Analysis
65 Mossel Bay Open 2023 (Blitz) 2023/09/29 2023/09/29 Eden District (WEG) Blitz 7 0.23 6 6 5.5 1816.5 1200.0 Analysis
64 Western Cape Closed Championship 2023 (A) 2023/09/23 2023/09/25 Cape Town (WCT) Standard 120 1.00 6 6 3.0 1816.5 1822.5 Analysis
63 Western Cape Closed Championship 2023 (Blitz) 2023/09/23 2023/09/25 Cape Town (WCT) Blitz 7 0.23 7 7 5.0 1816.5 1200.0 Analysis
62 CW Top Schools 2023 (Advanced) 2023/08/11 2023/08/13 West Coast (WCU) Standard 90 0.94 6 6 4.0 1800.3 1803.1 Analysis
61 WP Club League 2023 (A) 2023/07/29 2023/09/09 Cape Town (WCT) Standard 120 1.00 11 11 8.0 1816.5 1822.5 Analysis
60 Cape Winelands Open 2023 (Championship) 2023/07/22 2023/07/23 Cape Winelands (WCW) Standard 70 0.87 6 6 4.0 1773.7 1791.1 Analysis
59 Curro Durbanville Chess Open Rapid 2023 (Championship) 2023/07/15 2023/07/15 Cape Town (WCT) Rapid 35 0.66 6 6 4.0 1773.7 1510.5 Analysis
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Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 61 35 6 20 38.0 62.3 104.5 1827.1 1931.6
White 32 19 4 9 21.0 65.6 132.8 1823.8 1956.6
Black 29 16 2 11 17.0 58.6 73.3 1830.8 1904.1
Standard All 40 20 5 15 22.5 56.3 53.1 1850.1 1903.2
White 21 11 4 6 13.0 61.9 101.2 1804.5 1905.7
Black 19 9 1 9 9.5 50.0 0.0 1900.5 1900.5
Rapid All 7 5 1 1 5.5 78.6 242.9 2014.1 2257.0
White 4 3 0 1 3.0 75.0 212.5 2063.8 2276.3
Black 3 2 1 0 2.5 83.3 283.3 1948.0 2231.3
Blitz All 14 10 0 4 10.0 71.4 182.1 1667.9 1850.0
White 7 5 0 2 5.0 71.4 182.1 1744.5 1926.6
Black 7 5 0 2 5.0 71.4 182.1 1591.3 1773.4
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 470 269 55 146 296.5 63.1 111.2 1618.8 1730.0
White 239 144 31 64 159.5 66.7 142.3 1630.6 1772.8
Black 231 125 24 82 137.0 59.3 79.1 1606.7 1685.8
Standard All 362 203 49 110 227.5 62.8 109.2 1606.4 1715.5
White 184 110 27 47 123.5 67.1 145.5 1614.6 1760.1
Black 178 93 22 63 104.0 58.4 71.6 1597.8 1669.5
Rapid All 81 46 5 30 48.5 59.9 84.0 1656.7 1740.6
White 42 24 4 14 26.0 61.9 101.2 1671.0 1772.2
Black 39 22 1 16 22.5 57.7 65.4 1641.2 1706.6
Blitz All 27 20 1 6 20.5 75.9 220.4 1672.1 1892.5
White 13 10 0 3 10.0 76.9 228.8 1725.5 1954.4
Black 14 10 1 3 10.5 75.0 212.5 1622.6 1835.1
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 105090611 Mnyasta, T (Tezihano) 23 11.5 9 5 9 50.0 1739.1 0.0 1739.1 View list
2 1040131203 Macheka, C (Clayton) 12 6.5 6 1 5 54.2 1738.9 35.4 1774.3 View list
3 107053637 Palmer, RN (Reegan) 12 5.5 5 1 6 45.8 1734.3 -35.4 1698.8 View list
4 1070148235 Rogov, M (Matfey) 11 0.0 0 0 11 0.0 1814.3 -425.0 1389.3 View list
5 106092062 Ncethelo, B (Bongolethu) 9 5.5 5 1 3 61.1 1756.4 94.4 1850.9 View list
6 1070119933 Waguta, B (Brooklyn) 8 5.5 4 3 1 68.8 1773.1 159.4 1932.5 View list
7 1050108039 Mnyasta, C (Charlton) 8 0.5 0 1 7 6.3 1697.0 -371.9 1325.1 View list
8 104006413 De Jager, AJ (Andreas) 7 1.5 1 1 5 21.4 1687.5 -242.9 1444.7 View list
9 184042918 Willenberg, KS (Kenneth) 6 4.0 3 2 1 66.7 1760.3 141.7 1902.0 View list
10 163002189 Bhawoodien, SH (Shabier) 6 2.0 2 0 4 33.3 1804.1 -141.7 1662.4 View list
11 105077311 Brander, WWM (Waylon) 6 1.0 1 0 5 16.7 1765.0 -283.3 1481.7 View list
12 153010181 Galleid, S (Stephen) 5 4.5 4 1 0 90.0 1646.0 340.0 1986.0 View list
13 1050148234 Rogov, T (Timofey) 5 3.0 3 0 2 60.0 1797.6 85.0 1882.6 View list
14 101033066 Samuels, ER (Ethan) 5 1.5 1 1 3 30.0 1782.2 -170.0 1612.2 View list
15 161066248 Ohlson, C (Cecil) 4 3.0 3 0 1 75.0 1745.7 212.5 1958.2 View list
16 192001584 Baxter, DJ (David) 4 2.5 2 1 1 62.5 1749.2 106.3 1855.5 View list
17 105088335 Taute, C (Clayden) 4 2.5 2 1 1 62.5 1831.6 106.3 1937.9 View list
18 103085390 Kedama, S (Sandiso) 4 2.5 1 3 0 62.5 1733.2 106.3 1839.4 View list
19 1030107476 Ressel, T (Tane) 4 2.0 2 0 2 50.0 1644.1 0.0 1644.1 View list
20 199012211 Hempe, LH (Lilitha) 4 1.5 1 1 2 37.5 1672.5 -106.3 1566.3 View list