Player Page

Jacobs, PJ (Peter-John)
Dob: 1992/06/14 (Adult)
Gender: Male
Chess SA id: 192013433
FIDE id:
Region: Cape Town (WCT)
Citizen: RSA
Title(s):
Last active: 2024/02/15 (161 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 rating1599.9
Current Weighted rating1596.8
Current Weighted performance1099.9
Current official/published rating (highest between Raw, WR and WP)1599.9
Current highest rating achieved1602.1
Current floor (min rating allowed)1102.1
Current K-factor28
Games played this month-4
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)±93.8
Current Raw change used (final)0.0
Projected new Raw rating1599.9
Projected new Weighed rating1469.3
Projected new Weighted performance1099.9
Projected new final Raw rating (if new WP > new Raw)1599.9
Projected new highest rating1602.1
Projected new floor1102.1
Projected new K-facor28
Projected new official/published rating (highest between new Raw, new WR and new WP)1599.9
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 rating1637.5
Current Weighted rating1615.8
Current Weighted performance950.7
Current official/published rating (highest between Raw, WR and WP)1637.5
Current highest rating achieved1637.5
Current floor (min rating allowed)1137.5
Current K-factor28
Games played this month-4
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)±88.9
Current Raw change used (final)0.0
Projected new Raw rating1637.5
Projected new Weighed rating1487.3
Projected new Weighted performance950.7
Projected new final Raw rating (if new WP > new Raw)1637.5
Projected new highest rating1637.5
Projected new floor1137.5
Projected new K-facor28
Projected new official/published rating (highest between new Raw, new WR and new WP)1637.5
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 rating1442.9
Current Weighted rating1442.9
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1442.9
Current highest rating achieved1442.9
Current floor (min rating allowed)942.9
Current K-factor32
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)±117.3
Current Raw change used (final)0.0
Projected new Raw rating1442.9
Projected new Weighed rating1327.5
Projected new Weighted performance173.3
Projected new final Raw rating (if new WP > new Raw)1442.9
Projected new highest rating1442.9
Projected new floor942.9
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1442.9
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 rating1456.6
Current Weighted rating1456.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1456.8
Current highest rating achieved1456.9
Current floor (min rating allowed)956.9
Current K-factor32
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)±115.0
Current Raw change used (final)0.0
Projected new Raw rating1456.6
Projected new Weighed rating1340.2
Projected new Weighted performance617.2
Projected new final Raw rating (if new WP > new Raw)1456.6
Projected new highest rating1456.9
Projected new floor956.9
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1456.6
Projected effective change (new Official - current Official)-0.2
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
1 Steinitz Club Team Blitz Championship 2024 2024/02/15 2024/02/15 Cape Town (WCT) Blitz 5 0.18 7 4 1.0 1602.1 1456.9 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
15 Steinitz Club Team Blitz Championship 2024 2024/02/15 2024/02/15 Cape Town (WCT) Blitz 5 0.18 7 4 1.0 1602.1 1456.9 Analysis
14 WP Club League 2023 (A) 2023/07/29 2023/09/09 Cape Town (WCT) Standard 120 1.00 11 3 2.0 1587.4 1589.3 Analysis
13 South African Open 2022 (Championship) 2022/07/09 2022/07/17 Cape Town (WCT) Standard 120 1.00 11 8 4.0 1489.5 1491.7 Analysis
12 Western Cape Club Championships 2021 (B) 2021/10/15 2021/10/17 Eden District (WEG) Standard 65 0.85 6 4 2.0 1499.8 1502.9 Analysis
11 2019 Western Cape Club Championship (A+B) 2019/10/25 2019/10/27 Overberg (WOS) Standard 65 0.85 6 5 3.0 1466.6 1461.9 Analysis
10 2019 National Club Chess Championships (B) 2019/09/27 2019/09/29 Cape Town (WCT) Standard 120 1.00 6 5 2.5 1500.5 1492.9 Analysis
9 2019 Western Province League (Premier) 2019/07/27 2019/09/07 Cape Town (WCT) Standard 120 1.00 11 5 2.5 1500.5 1492.9 Analysis
8 2019 Western Province League (B) 2019/07/27 2019/09/07 Cape Town (WCT) Standard 120 1.00 11 2 0.5 1500.5 1492.9 Analysis
7 Blackjacks Club Champs 2019 2019/07/04 2019/07/07 Cape Town (WCT) Standard 60 0.83 7 6 3.5 1513.8 1509.9 Analysis
6 2019 Groote Schuur High School Blitz 2019/06/14 2019/06/14 Cape Town (WCT) Blitz 5 0.18 9 9 6.0 1510.9 1415.9 Analysis
5 2019 Western Province Open (Prestige) 2019/05/25 2019/05/26 Cape Town (WCT) Standard 70 0.87 6 6 3.5 1500.6 1498.7 Analysis
4 2019 Cape Town Classic Chess Festival (Rapid) 2019/03/30 2019/03/30 Cape Town (WCT) Rapid 20 0.47 7 7 3.5 1494.0 1415.9 Analysis
3 2019 Cape Town Classic Chess Festival (Blitz) 2019/03/29 2019/03/29 Cape Town (WCT) Blitz 5 0.18 9 0 0.0 1494.0 1415.9 Analysis
2 Cape of Good Hope Open 2019 (Prestige) 2019/01/25 2019/01/28 Cape Town (WCT) Standard 70 0.87 6 5 3.0 1463.4 1463.8 Analysis
1 2018 Western Province League (Premier) 2018/08/04 2018/09/15 Cape Town (WCT) Standard 120 1.00 11 6 3.5 1415.9 1415.9 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 4 1 0 3 1.0 25.0 -212.5 1696.5 1484.0
White 2 0 0 2 0.0 0.0 -425.0 1941.2 1516.2
Black 2 1 0 1 1.0 50.0 0.0 1451.8 1451.8
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 4 1 0 3 1.0 25.0 -212.5 1696.5 1484.0
White 2 0 0 2 0.0 0.0 -425.0 1941.2 1516.2
Black 2 1 0 1 1.0 50.0 0.0 1451.8 1451.8
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 75 31 19 25 40.5 54.0 34.0 1534.5 1568.5
White 36 16 9 11 20.5 56.9 59.0 1542.9 1601.9
Black 39 15 10 14 20.0 51.3 10.9 1526.8 1537.7
Standard All 55 21 18 16 30.0 54.5 38.6 1539.2 1577.9
White 27 13 8 6 17.0 63.0 110.2 1512.3 1622.5
Black 28 8 10 10 13.0 46.4 -30.4 1565.2 1534.9
Rapid All 7 3 1 3 3.5 50.0 0.0 1555.5 1555.5
White 3 1 1 1 1.5 50.0 0.0 1532.7 1532.7
Black 4 2 0 2 2.0 50.0 0.0 1572.5 1572.5
Blitz All 13 7 0 6 7.0 53.8 32.7 1503.2 1535.9
White 6 2 0 4 2.0 33.3 -141.7 1685.8 1544.1
Black 7 5 0 2 5.0 71.4 182.1 1346.7 1528.9
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 195042916 Willenberg, KD (Kurt) 3 2.0 1 2 0 66.7 1459.7 141.7 1601.4 View list
2 101076468 Jacobs, B (Brandon Lee) 2 2.0 2 0 0 100.0 1505.8 425.0 1930.8 View list
3 106061479 Steenkamp, W (Wessel) 2 1.0 1 0 1 50.0 1500.5 0.0 1500.5 View list
4 193042920 Willenberg, SC (Shane) 2 1.0 0 2 0 50.0 1495.0 0.0 1495.0 View list
5 280010013 Bouah, D (Denise) 2 0.5 0 1 1 25.0 1457.8 -212.5 1245.3 View list
6 163002189 Bhawoodien, SH (Shabier) 2 0.0 0 0 2 0.0 1488.8 -425.0 1063.8 View list
7 167002306 Blaauw, GM (Gavin) 1 1.0 1 0 0 100.0 1587.4 425.0 2012.4 View list
8 197044600 Harrison, N (Nazeem) 1 1.0 1 0 0 100.0 1500.6 425.0 1925.6 View list
9 107061376 Goliath, K (Kian) 1 1.0 1 0 0 100.0 1500.5 425.0 1925.5 View list
10 168008675 Ellman, B (Basil) 1 1.0 1 0 0 100.0 1500.5 425.0 1925.5 View list
11 103007373 Dinham, J (James) 1 1.0 1 0 0 100.0 1489.5 425.0 1914.5 View list
12 197006856 De Villiers, OA (Ockert) 1 1.0 1 0 0 100.0 1489.5 425.0 1914.5 View list
13 204048734 Fielies, S (Salima) 1 1.0 1 0 0 100.0 1466.6 425.0 1891.6 View list
14 104053378 Gangan, N (Neelavan) 1 1.0 1 0 0 100.0 1510.9 425.0 1935.9 View list
15 153010181 Galleid, S (Stephen) 1 1.0 1 0 0 100.0 1463.4 425.0 1888.4 View list
16 205053625 Blows, K (Kiara) 1 1.0 1 0 0 100.0 1510.9 425.0 1935.9 View list
17 189013522 Jaftha, C (Chazlian) 1 1.0 1 0 0 100.0 1510.9 425.0 1935.9 View list
18 190017240 Lawerlot, GLR (George) 1 1.0 1 0 0 100.0 1466.6 425.0 1891.6 View list
19 202071983 Lott, N (Nicole) 1 1.0 1 0 0 100.0 1513.8 425.0 1938.8 View list
20 202058954 Manuel, S (Simone) 1 1.0 1 0 0 100.0 1513.8 425.0 1938.8 View list