Paul Chamberlin

Where the 1450.4 rating comes from

From 32 matches played between 1 January 1990 and 4 February 1991, 31 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.

32 matches, from the most recent to the first

beaten by David Pate 0–2
04/02/91 · ATP 250 1991 · First round · detail
−9.21459.6 → 1450.4
beaten by Aki Rahunen 0–2
08/10/90 · ATP 500 1990 · First round · detail
−11.81471.4 → 1459.6
beaten by Sandon Stolle 0–2
01/10/90 · ATP 500 1990 · First round · detail
−12.81484.2 → 1471.4
beaten by Rick Leach 0–3
27/08/90 · ATP Grand Slam 1990 · detail
−14.51498.7 → 1484.2
beaten by Wally Masur 1–2
13/08/90 · ATP 500 1990 · Third round · detail
−9.71508.4 → 1498.7
beat Tarik Benhabiles 2–1
13/08/90 · ATP 500 1990 · First round · detail
+10.11498.3 → 1508.4
13/08/90 · ATP 500 1990 · Second round · detail
+17.31481.0 → 1498.3
beaten by Dan Goldie 0–2
06/08/90 · ATP 1000 1990 · First round · detail
−11.91492.9 → 1481.0
beaten by Richey Reneberg 1–2
23/07/90 · ATP 1000 1990 · Second round · detail
−9.21502.0 → 1492.9
beat Joey Rive 2–0
23/07/90 · ATP 1000 1990 · First round · detail
+13.01489.1 → 1502.0
beaten by John McEnroe 0–2
16/07/90 · ATP 500 1990 · Second round · detail
−8.91498.0 → 1489.1
beat David Pate 2–0
16/07/90 · ATP 500 1990 · First round · detail
+15.01483.0 → 1498.0
beaten by Jim Grabb 2–3
26/06/90 · ATP Grand Slam 1990 · Second round · detail
−13.91496.9 → 1483.0
beat Mark Petchey 3–1
25/06/90 · ATP Grand Slam 1990 · First round · detail
+11.61485.3 → 1496.9
beat Pat Cash 2–1
11/06/90 · ATP 250 1990 · First round · detail
+14.91470.3 → 1485.3
beaten by Boris Becker 0–2
11/06/90 · ATP 250 1990 · Second round · detail
−5.71476.0 → 1470.3
beaten by Grant Connell 0–2
16/04/90 · ATP 250 1990 · First round · detail
−12.01488.0 → 1476.0
beaten by Pete Sampras 1–2
13/03/90 · ATP 1000 1990 · Second round · detail
−7.51495.5 → 1488.0
beat Fernando Roese 2–0
12/03/90 · ATP 1000 1990 · First round · detail
+11.81483.7 → 1495.5
beaten by Niclas Kroon 0–2
05/03/90 · ATP 1000 1990 · First round · detail
−14.71498.4 → 1483.7
beaten by Veli Paloheimo 0–2
26/02/90 · ATP 250 1990 · Third round · detail
−10.61509.0 → 1498.4
beat Bruno Orešar 2–0
26/02/90 · ATP 250 1990 · Second round · detail
+24.01485.0 → 1509.0
beaten by Dan Goldie 1–2
19/02/90 · ATP 500 1990 · First round · detail
−25.71510.7 → 1485.0
beaten by John McEnroe 0–2
12/02/90 · ATP 500 1990 · Second round · detail
−18.41529.1 → 1510.7
beat Derrick Rostagno 2–0
12/02/90 · ATP 500 1990 · First round · detail
+21.91507.3 → 1529.1
beaten by Derrick Rostagno 0–2
05/02/90 · ATP 250 1990 · First round · retirement · detail
±0.01507.3 → 1507.3
15/01/90 · ATP Grand Slam 1990 · detail
+26.91480.4 → 1507.3
beaten by Stefan Edberg 0–3
15/01/90 · ATP Grand Slam 1990 · detail
−19.21499.5 → 1480.4
beat Shane Barr 3–1
15/01/90 · ATP Grand Slam 1990 · detail
+25.81473.7 → 1499.5
beaten by Grant Connell 0–2
08/01/90 · ATP 250 1990 · First round · detail
−24.91498.7 → 1473.7
beaten by Richard Fromberg 0–2
01/01/90 · ATP 250 1990 · Second round · detail
−25.31524.0 → 1498.7
beat Jens Wöhrmann 2–1
01/01/90 · ATP 250 1990 · First round · detail
+24.01500.0 → 1524.0

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.