Player Page

Karsten, JD (Jan)
Dob: 2008/06/29 (U18)
Gender: Male
Chess SA id: 108072311
FIDE id:
Region: Cape Town (WCT)
Citizen: RSA
Title(s): IM
Last active: 2024/04/20 (12 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
Curent Raw rating2322.4
Curent Weighted rating2182.4
Curent Weighted performance2154.0
Current official/published rating (highest between Raw, WR and WP)2322.4
Current floor (min rating allowed)1832.1
Current highest rating achieved2332.1
Current K-factor16
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)±33.5
Current Raw change used (final)0.0
Projected new Raw rating2322.4
Projected new Weighed rating2199.1
Projected new Weighted performance2154.0
Projected new official/published rating (highest between new Raw, new WR and new WP)2322.4
Projected effective change (new Official - current Official)=0.0
Projected new highest rating2332.1
Projected new floor1832.1
Projected new K-facor16
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 rating2341.8
Curent Weighted rating2199.9
Curent Weighted performance2250.8
Current official/published rating (highest between Raw, WR and WP)2341.8
Current floor (min rating allowed)1845.5
Current highest rating achieved2345.5
Current K-factor16
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)±32.6
Current Raw change used (final)0.0
Projected new Raw rating2341.8
Projected new Weighed rating2217.0
Projected new Weighted performance2250.8
Projected new official/published rating (highest between new Raw, new WR and new WP)2341.8
Projected effective change (new Official - current Official)=0.0
Projected new highest rating2345.5
Projected new floor1845.5
Projected new K-facor16
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 rating1946.8
Curent Weighted rating1700.3
Curent Weighted performance1802.0
Current official/published rating (highest between Raw, WR and WP)1946.8
Current floor (min rating allowed)1446.8
Current highest rating achieved1946.8
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)±57.2
Current Raw change used (final)0.0
Projected new Raw rating1946.8
Projected new Weighed rating1725.6
Projected new Weighted performance1802.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1946.8
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1946.8
Projected new floor1446.8
Projected new K-facor24
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 rating1712.2
Curent Weighted rating1147.9
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1712.2
Current floor (min rating allowed)1446.8
Current highest rating achieved1712.2
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)±79.9
Current Raw change used (final)0.0
Projected new Raw rating1712.2
Projected new Weighed rating1204.0
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1712.2
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1712.2
Projected new floor1446.8
Projected new K-facor28
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
4 Hermanus Chess Club Open 2024 (Championship) 2024/04/20 2024/04/20 Overberg (WOS) Rapid 20 0.47 7 7 5.0 2332.1 1887.8 Analysis
3 South African Closed Chess Championship 2024 (Open) 2024/03/25 2024/04/02 Cape Town (WCT) Standard 150 1.00 11 11 6.5 2332.1 2345.5 Analysis
2 Cape Town Chess Club Annual Blitz Championship 2024 2024/01/07 2024/01/07 Cape Town (WCT) Blitz 5 0.18 9 9 7.0 2317.6 1621.2 Analysis
1 Cape Town Masters Challenge 2024 (Masters) 2024/01/03 2024/01/07 Cape Town (WCT) Standard 120 1.00 9 9 8.0 2317.6 2326.2 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
50 Hermanus Chess Club Open 2024 (Championship) 2024/04/20 2024/04/20 Overberg (WOS) Rapid 20 0.47 7 7 5.0 2332.1 1887.8 Analysis
49 South African Closed Chess Championship 2024 (Open) 2024/03/25 2024/04/02 Cape Town (WCT) Standard 150 1.00 11 11 6.5 2332.1 2345.5 Analysis
48 Cape Town Chess Club Annual Blitz Championship 2024 2024/01/07 2024/01/07 Cape Town (WCT) Blitz 5 0.18 9 9 7.0 2317.6 1621.2 Analysis
47 Cape Town Masters Challenge 2024 (Masters) 2024/01/03 2024/01/07 Cape Town (WCT) Standard 120 1.00 9 9 8.0 2317.6 2326.2 Analysis
46 World Youth Chess Championship 2023 2023/11/13 2023/11/24 FIDE (FID) Standard 150 1.00 11 11 8.0 2157.6 2194.0 Analysis
45 Bonnievale Open Rapid 2023 (Championship) 2023/10/21 2023/10/21 Cape Winelands (WCW) Rapid 25 0.54 6 6 4.5 2131.0 1571.8 Analysis
44 2023 Moja Chess Extravaganza (Prestige) 2023/09/30 2023/10/04 Frances Baard (NCF) Standard 120 1.00 9 9 6.0 2131.0 2167.2 Analysis
43 WP Club League 2023 (A) 2023/07/29 2023/09/09 Cape Town (WCT) Standard 120 1.00 11 7 6.5 2083.9 2098.2 Analysis
42 CKC Invitational Masters 2023 2023/06/09 2023/06/11 Cape Town (WCT) Standard 120 1.00 5 5 3.0 2058.5 2071.8 Analysis
41 Hermanus Rapid 2023 (A) 2023/04/22 2023/04/22 Overberg (WOS) Rapid 25 0.54 6 6 4.0 2070.7 1519.0 Analysis
40 Kenya Open Chess Championship 2023 2023/04/06 2023/04/10 Kenya (KEN) Standard 120 1.00 9 9 7.0 2070.7 2072.8 Analysis
39 Cape Town Masters Challenge 2023 (IM Norm) 2023/01/04 2023/01/08 Cape Town (WCT) Standard 120 1.00 9 9 4.5 2025.9 2025.2 Analysis
38 African Junior Chess Championship 2022 2022/11/13 2022/11/17 Algeria (ALG) Standard 150 1.00 9 9 6.5 1998.8 2004.0 Analysis
37 World Junior Chess Championship 2022 2022/10/12 2022/10/22 FIDE (FID) Standard 150 1.00 11 11 4.5 1959.9 1966.8 Analysis
36 Western Cape Closed Championship 2022 (Championship) 2022/09/24 2022/09/25 Cape Winelands (WCW) Standard 70 0.87 6 6 4.0 1937.4 1951.7 Analysis
35 World Youth Chess Championships 2022 2022/09/06 2022/09/16 Romania (ROU) Standard 120 1.00 11 11 6.0 1937.4 1951.7 Analysis
34 2022 Western Province Club League (Premier) 2022/08/20 2022/10/01 Cape Town (WCT) Standard 120 1.00 11 0 0.0 1959.9 1966.8 Analysis
33 2022 African Youth Chess Championships 2022/07/03 2022/07/09 Zambia (ZAM) Standard 150 1.00 9 9 8.5 1939.6 1954.3 Analysis
32 WP Closed 2022 (A) 2022/06/16 2022/06/16 Cape Town (WCT) Standard 120 1.00 7 7 4.5 1903.2 1928.1 Analysis
31 ACL Matrix FM Invitational 2022 (Championship) 2022/06/10 2022/06/12 Cape Town (WCT) Standard 90 0.94 7 7 5.0 1903.2 1928.1 Analysis
123
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 36 22 9 5 26.5 73.6 200.7 2091.5 2292.2
White 18 12 4 2 14.0 77.8 236.1 2075.8 2311.9
Black 18 10 5 3 12.5 69.4 165.3 2107.1 2272.4
Standard All 20 11 7 2 14.5 72.5 191.2 2154.8 2346.0
White 9 6 3 0 7.5 83.3 283.3 2114.0 2397.4
Black 11 5 4 2 7.0 63.6 115.9 2188.1 2304.0
Rapid All 7 5 0 2 5.0 71.4 182.1 2081.1 2263.2
White 4 3 0 1 3.0 75.0 212.5 2138.8 2351.3
Black 3 2 0 1 2.0 66.7 141.7 2004.1 2145.8
Blitz All 9 6 2 1 7.0 77.8 236.1 1958.9 2195.0
White 5 3 1 1 3.5 70.0 170.0 1956.7 2126.7
Black 4 3 1 0 3.5 87.5 318.8 1961.6 2280.4
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 335 207 55 73 234.5 70.0 170.0 1683.2 1853.2
White 172 104 28 40 118.0 68.6 158.1 1688.1 1846.2
Black 163 103 27 33 116.5 71.5 182.5 1678.1 1860.6
Standard All 276 163 51 62 188.5 68.3 155.5 1695.9 1851.4
White 139 78 25 36 90.5 65.1 128.4 1697.9 1826.3
Black 137 85 26 26 98.0 71.5 183.0 1693.8 1876.9
Rapid All 50 38 2 10 39.0 78.0 238.0 1563.6 1801.6
White 28 23 2 3 24.0 85.7 303.6 1591.2 1894.8
Black 22 15 0 7 15.0 68.2 154.5 1528.5 1683.1
Blitz All 9 6 2 1 7.0 77.8 236.1 1958.9 2195.0
White 5 3 1 1 3.5 70.0 170.0 1956.7 2126.7
Black 4 3 1 0 3.5 87.5 318.8 1961.6 2280.4
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 107053637 Palmer, RN (Reegan) 8 2.5 2 1 5 31.3 1694.6 -159.4 1535.2 View list
2 100001446 Barrish, D (Daniel) 6 4.5 3 3 0 75.0 1977.9 212.5 2190.4 View list
3 173015955 Kobese, AKW (Watu) 6 2.5 1 3 2 41.7 2242.7 -70.8 2171.9 View list
4 163002189 Bhawoodien, SH (Shabier) 5 4.5 4 1 0 90.0 2070.2 340.0 2410.2 View list
5 1070148235 Rogov, M (Matfey) 5 4.0 3 2 0 80.0 2231.4 255.0 2486.4 View list
6 194015801 Kleinsmidt, CC (Cherwin) 5 3.5 3 1 1 70.0 2024.8 170.0 2194.8 View list
7 108061372 Baruch, L (Liam) 5 1.0 1 0 4 20.0 1295.5 -255.0 1040.5 View list
8 108091526 Lau, C (Callum) 4 4.0 4 0 0 100.0 1468.0 425.0 1893.0 View list
9 162017968 Lewis, MMM (Mark) 4 4.0 4 0 0 100.0 1730.2 425.0 2155.2 View list
10 108061379 Solomon, D (Daniel) 4 4.0 4 0 0 100.0 1448.9 425.0 1873.9 View list
11 184006139 Davies, JS (Jason) 4 2.5 2 1 1 62.5 1860.8 106.3 1967.1 View list
12 187015737 Klaasen, CJ (Calvin) 4 2.5 2 1 1 62.5 2125.1 106.3 2231.3 View list
13 1050108039 Mnyasta, C (Charlton) 4 2.0 1 2 1 50.0 2096.7 0.0 2096.7 View list
14 106027371 Nevin, TW (Tyler) 3 3.0 3 0 0 100.0 2322.4 425.0 2747.4 View list
15 184032995 Salimu, R (Reuben) 3 2.5 2 1 0 83.3 1981.9 283.3 2265.3 View list
16 184042918 Willenberg, KS (Kenneth) 3 2.5 2 1 0 83.3 2117.3 283.3 2400.6 View list
17 1050106200 Braaf, J (Jiraan) 3 2.0 2 0 1 66.7 1720.3 141.7 1862.0 View list
18 101005854 Cuthbert, M (Michael) 3 2.0 2 0 1 66.7 2014.4 141.7 2156.1 View list
19 197010759 Goredema, D (Dione) 3 2.0 2 0 1 66.7 1815.0 141.7 1956.7 View list
20 100040966 Van Zyl, A (Albrecht) 3 2.0 1 2 0 66.7 1977.2 141.7 2118.8 View list