Claudia Porwik

Where the 1491.3 rating comes from

From 117 matches played between 1 January 1990 and 25 June 1996, 113 of them rated, and from them alone. Every line below was written at computation time: nothing is recomputed to show this page.

How to read this

On the right: the change this match produced, then the value before → after. A line's arrival value is the next line's starting value, down to the starting rating given to every newcomer. A ±0.0 is a counted match that did not move the rating, a walkover for instance.

117 matches, from the most recent to the first

beaten by Nicole Arendt 1–2
25/06/96 · WTA Grand Slam 1996 · Second round · detail
−10.51501.8 → 1491.3
beat Clare Wood 2–1
24/06/96 · WTA Grand Slam 1996 · First round · detail
+9.51492.4 → 1501.8
beaten by Francesca Lubiani 0–2
27/05/96 · WTA Grand Slam 1996 · First round · detail
−13.21505.6 → 1492.4
beaten by Yayuk Basuki 0–1
08/04/96 · WTA 1000 1996 · Quarterfinals · retirement · detail
±0.01505.6 → 1505.6
beat Karin Kschwendt 2–0
08/04/96 · WTA 1000 1996 · Second round · detail
+14.61491.0 → 1505.6
beat Corina Morariu 2–0
08/04/96 · WTA 1000 1996 · First round · detail
+11.41479.6 → 1491.0
beaten by Kristie Boogert 1–2
21/03/96 · WTA 1000 1996 · Second round · detail
−7.51487.1 → 1479.6
21/03/96 · WTA 1000 1996 · First round · detail
+17.61469.6 → 1487.1
beaten by Rennae Stubbs 1–2
19/02/96 · WTA 1000 1996 · Second round · detail
−11.51481.0 → 1469.6
beaten by Barbara Paulus 1–2
13/11/95 · WTA 1000 1995 · First round · detail
−7.51488.5 → 1481.0
beaten by Lea Ghirardi 1–2
25/09/95 · WTA 1000 1995 · First round · detail
−15.81504.3 → 1488.5
beaten by Yone Kamio 1–2
11/09/95 · WTA 1000 1995 · Second round · detail
−7.91512.2 → 1504.3
11/09/95 · WTA 1000 1995 · First round · detail
+11.11501.2 → 1512.2
beaten by Judith Wiesner 0–2
26/06/95 · WTA Grand Slam 1995 · First round · detail
−5.31506.5 → 1501.2
beaten by Rika Hiraki 0–2
12/06/95 · WTA 1000 1995 · First round · detail
−16.31522.8 → 1506.5
beaten by Yayuk Basuki 0–2
14/03/95 · WTA 1000 1995 · Second round · detail
−6.21528.9 → 1522.8
beat Els Callens 2–0
13/03/95 · WTA 1000 1995 · First round · detail
+11.61517.4 → 1528.9
02/01/95 · WTA 1000 1995 · Second round · detail
+10.01507.4 → 1517.4
beaten by Nana Miyagi 1–2
02/01/95 · WTA 1000 1995 · Third round · detail
−14.41521.8 → 1507.4
beat Misumi Miyauchi 2–0
02/01/95 · WTA 1000 1995 · First round · detail
+9.91511.8 → 1521.8
beat Petra Begerow 2–0
18/10/93 · WTA 1000 1993 · First round · detail
+11.91500.0 → 1511.8
beaten by Jana Novotná 0–2
18/10/93 · WTA 1000 1993 · Second round · detail
−2.71502.7 → 1500.0
beaten by Meredith McGrath 0–2
27/09/93 · WTA 1000 1993 · First round · detail
−10.91513.7 → 1502.7
beaten by Sandra Cacic 1–2
30/08/93 · WTA Grand Slam 1993 · First round · detail
−15.91529.6 → 1513.7
beaten by Nicole Bradtke 0–2
23/08/93 · WTA 1000 1993 · First round · detail
−8.91538.5 → 1529.6
beaten by Lindsay Davenport 0–2
09/08/93 · WTA 1000 1993 · First round · detail
−9.01547.5 → 1538.5
beaten by Zina Garrison-Jackson 0–2
26/07/93 · WTA 1000 1993 · Quarterfinals · detail
−6.11553.6 → 1547.5
beat Seda Noorlander 2–0
26/07/93 · WTA 1000 1993 · Second round · detail
+10.51543.1 → 1553.6
beat Julie Shiflet 2–0
26/07/93 · WTA 1000 1993 · First round · detail
+9.51533.6 → 1543.1
26/07/93 · WTA 1000 1993 · Third round · detail
+11.91521.7 → 1533.6
beaten by Florencia Labat 1–2
22/06/93 · WTA Grand Slam 1993 · Second round · detail
−10.01531.7 → 1521.7
21/06/93 · WTA Grand Slam 1993 · First round · detail
+14.01517.6 → 1531.7
beat Nanne Dahlman 2–0
14/06/93 · WTA 1000 1993 · First round · detail
+9.01508.7 → 1517.6
beaten by Gabriela Sabatini 0–2
14/06/93 · WTA 1000 1993 · Second round · detail
−1.51510.2 → 1508.7
beaten by Misumi Miyauchi 0–2
07/06/93 · WTA 1000 1993 · First round · detail
−13.11523.3 → 1510.2
beaten by Jana Novotná 0–2
24/05/93 · WTA Grand Slam 1993 · First round · detail
−4.41527.7 → 1523.3
17/05/93 · WTA 1000 1993 · Second round · detail
+14.81512.9 → 1527.7
beaten by Nicole Bradtke 0–2
17/05/93 · WTA 1000 1993 · Quarterfinals · detail
−7.71520.5 → 1512.9
beat Katia Piccolini 2–1
17/05/93 · WTA 1000 1993 · First round · detail
+9.21511.3 → 1520.5
beat Petra Thoren 2–0
26/04/93 · WTA 1000 1993 · First round · detail
+9.71501.6 → 1511.3
beaten by Linda Niemantsverdriet 1–2
26/04/93 · WTA 1000 1993 · Second round · detail
−13.11514.7 → 1501.6
beaten by Stephanie Rottier 0–2
12/04/93 · WTA 1000 1993 · First round · detail
−9.91524.6 → 1514.7
beaten by Leila Meskhi 0–2
22/02/93 · WTA 1000 1993 · First round · detail
−6.71531.3 → 1524.6
beaten by Steffi Graf 0–1
22/01/93 · WTA Grand Slam 1993 · Third round · retirement · detail
±0.01531.3 → 1531.3
beat Debbie Graham 2–0
20/01/93 · WTA Grand Slam 1993 · Second round · detail
+14.71516.7 → 1531.3
beat Flora Perfetti 2–0
18/01/93 · WTA Grand Slam 1993 · First round · detail
+10.11506.5 → 1516.7
beaten by Nicole Jagerman 0–2
04/01/93 · WTA 1000 1993 · First round · detail
−14.41520.9 → 1506.5
beat Clare Wood 2–1
30/12/92 · WTA 1000 1992 · First round · detail
+8.71512.3 → 1520.9
30/12/92 · WTA 1000 1992 · Second round · walkover · detail
±0.01512.3 → 1512.3
beaten by Wiltrud Probst 0–2
12/10/92 · WTA 1000 1992 · First round · detail
−11.91524.1 → 1512.3

Only the matches the source publishes appear; what is missing is listed. The source gives the day, not the hour: two matches on the same day are ordered by a reproducible rule, which is not necessarily the real order.