Robbie Weiss

Where the 1423.9 rating comes from

From 71 matches played between 2 April 1990 and 15 May 1995, 67 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.

71 matches, from the most recent to the first

beaten by Jakob Hlasek 1–2
15/05/95 · ATP 250 1995 · First round · detail
−7.51431.4 → 1423.9
beaten by Todd Woodbridge 0–2
20/02/95 · ATP 500 1995 · Qualifying — First round · detail
−10.11441.5 → 1431.4
beaten by Anders Järryd 0–2
17/10/94 · ATP 250 1994 · First round · detail
−9.31450.8 → 1441.5
beaten by Byron Black 0–2
10/10/94 · ATP 500 1994 · First round · detail
−10.41461.2 → 1450.8
beaten by Markus Zoecke 0–3
29/08/94 · ATP Grand Slam 1994 · detail
−12.01473.2 → 1461.2
beat Grant Doyle 3–1
29/08/94 · ATP Grand Slam 1994 · detail
+10.81462.5 → 1473.2
beaten by Marc Rosset 1–2
22/08/94 · ATP 250 1994 · First round · detail
−5.41467.9 → 1462.5
beaten by Yevgeny Kafelnikov 0–2
15/08/94 · ATP 500 1994 · Second round · detail
−4.91472.7 → 1467.9
beat Martin Damm Jr. 2–0
15/08/94 · ATP 500 1994 · First round · detail
+14.81458.0 → 1472.7
beaten by Richard Krajicek 0–2
01/08/94 · ATP 250 1994 · Second Round · detail
−3.91461.9 → 1458.0
beat Brian Dunn 2–0
01/08/94 · ATP 250 1994 · First Round · detail
+13.61448.4 → 1461.9
beaten by Nicolas Pereira 1–2
25/07/94 · ATP 1000 1994 · First round · detail
−14.41462.7 → 1448.4
beaten by Michael Tebbutt 0–3
20/06/94 · ATP Grand Slam 1994 · First round · detail
−9.71472.4 → 1462.7
beaten by Ivan Lendl 0–2
09/05/94 · ATP 250 1994 · First round · detail
−4.81477.2 → 1472.4
beaten by Michael Chang 0–2
25/04/94 · ATP 250 1994 · First round · detail
−2.11479.3 → 1477.2
beaten by Bryan Shelton 0–2
11/04/94 · ATP 250 1994 · First round · detail
−13.01492.3 → 1479.3
beat Maurice Ruah 2–0
04/04/94 · ATP 500 1994 · First round · detail
+12.01480.4 → 1492.3
beaten by Daniel Vacek 0–2
04/04/94 · ATP 500 1994 · Second round · detail
−10.51490.8 → 1480.4
beaten by Stefan Edberg 0–2
08/03/94 · ATP 1000 1994 · Second round · detail
−2.31493.2 → 1490.8
beat Xavier Daufresne 2–0
07/03/94 · ATP 1000 1994 · First round · detail
+12.31480.8 → 1493.2
beaten by Michael Chang 0–2
01/03/94 · ATP 1000 1994 · Second round · detail
−2.41483.2 → 1480.8
beat Jonathan Leach 2–0
28/02/94 · ATP 1000 1994 · First round · detail
+13.01470.2 → 1483.2
beaten by Jaime Oncins 0–2
31/01/94 · ATP 250 1994 · First round · detail
−12.81483.0 → 1470.2
beaten by Thomas Muster 0–3
17/01/94 · ATP Grand Slam 1994 · detail
−3.91486.9 → 1483.0
10/01/94 · ATP 250 1994 · First round · detail
+12.41474.5 → 1486.9
beaten by Michael Chang
10/01/94 · ATP 250 1994 · Quarterfinals · walkover · detail
±0.01474.5 → 1474.5
beat Jonas Björkman 2–0
10/01/94 · ATP 250 1994 · Second round · detail
+13.31461.1 → 1474.5
beaten by Richey Reneberg 0–2
03/01/94 · ATP 250 1994 · Semifinals · detail
−6.21467.3 → 1461.1
beat Jonas Svensson 2–0
03/01/94 · ATP 250 1994 · First round · detail
+17.21450.1 → 1467.3
beat Jimmy Arias 2–1
03/01/94 · ATP 250 1994 · Quarterfinals · detail
+14.91435.2 → 1450.1
03/01/94 · ATP 250 1994 · Second round · detail
+12.11423.1 → 1435.2
beaten by Fernando Meligeni 0–2
01/11/93 · ATP 250 1993 · First round · detail
−10.21433.3 → 1423.1
beaten by Jonas Björkman 0–2
18/10/93 · ATP 250 1993 · First round · detail
−10.51443.7 → 1433.3
beaten by Greg Rusedski 0–2
11/10/93 · ATP 500 1993 · First round · detail
−5.81449.5 → 1443.7
23/08/93 · ATP 250 1993 · First round · detail
−5.01454.6 → 1449.5
beaten by Christo van Rensburg 1–2
16/08/93 · ATP 500 1993 · First round · detail
−12.91467.4 → 1454.6
beaten by Jakob Hlasek 1–2
09/08/93 · ATP 1000 1993 · First round · detail
−7.41474.9 → 1467.4
beaten by Shuzo Matsuoka 0–2
19/07/93 · ATP 500 1993 · Third round · detail
−7.81482.6 → 1474.9
beat Ivan Lendl 2–1
19/07/93 · ATP 500 1993 · Second round · detail
+20.71462.0 → 1482.6
beat Bret Garnett 2–0
19/07/93 · ATP 500 1993 · First round · detail
+13.11448.9 → 1462.0
beaten by Greg Rusedski 0–2
05/07/93 · ATP 250 1993 · First round · detail
−7.01455.9 → 1448.9
beaten by Jan Siemerink 0–2
07/06/93 · ATP 250 1993 · First round · detail
−8.71464.6 → 1455.9
beaten by Jaime Yzaga 1–0
26/04/93 · ATP 250 1993 · First round · retirement · detail
±0.01464.6 → 1464.6
beat Roger Smith 2–0
01/03/93 · ATP 1000 1993 · Qualifying — Qualifying competition · detail
+15.31449.2 → 1464.6
01/03/93 · ATP 1000 1993 · Qualifying — Second round · detail
+13.41435.9 → 1449.2
beat David Engel 2–0
01/03/93 · ATP 1000 1993 · Qualifying — First round · detail
+15.11420.8 → 1435.9
beaten by Luiz Mattar 0–2
01/03/93 · ATP 1000 1993 · First round · detail
−6.71427.5 → 1420.8
beat Simon Youl 2–1
01/02/93 · ATP 250 1993 · First round · detail
+12.51415.0 → 1427.5
beaten by Jeff Tarango 0–2
01/02/93 · ATP 250 1993 · Second round · detail
−7.11422.1 → 1415.0
beat Franco Davín 1–0
31/08/92 · ATP Grand Slam 1992 · retirement · detail
±0.01422.1 → 1422.1

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.