H2H data updated: 2026-09-06 00:00 UTC

Harald Rittersbacher vs Ricki Osterthun H2H: 0-1

Ricki Osterthun holds a 1–0 lead over Harald Rittersbacher in their ATP head-to-head. Across 1 main-draw meeting, Ricki Osterthun leads 1–0 on clay. Most recently, Ricki Osterthun won the 1987 Austrian Open Kitzbühel round of 64 6-4 6-4.

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Harald Rittersbacher
GER Age 63 Right-Handed 188 cm / 6'2"
H2H
0 – 1
1 main-draw meetings
Ricki Osterthun
GER Age 62 Right-Handed 187 cm / 6'2"

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Ricki Osterthun #98 6-4 6-4 Harald Rittersbacher #506 Match data Aug 5, 1987* R64 Austrian Open Kitzbühel ATP 250 Clay

Estimated match date where the exact historical date is unavailable. Arrows show an edition's recorded category and documented modern equivalent; unresolved editions keep their recorded category. Asterisked totals include editions mapped from documented historical predecessor categories. Mapping details.

Career Comparison

Player Current Peak Pts Elo W L Win % GS 1000 including documented historical predecessor categories Finals 500 including documented historical predecessor categories 250 including documented historical predecessor categories Titles
Harald Rittersbacher #829 #257 63 1,516 2 6 25.0% 0 0 0 0 0 0
Ricki Osterthun #1,123 #58 182 1,696 60 79 43.2% 0 0 0 0 1 1

Career Progression by Age

Seasons are aligned by the age each player spent most of that calendar year. GS and Titles are cumulative career totals through that season.

Age Harald Rittersbacher Ricki Osterthun
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
20 — — — — — — — 1984 2–1 66.7% #193 1,540 0 0
21 — — — — — — — 1985 7–10 41.2% #119 1,542 0 1
22 1985 1–1 50.0% #305 1,499 0 0 1986 15–17 46.9% #110 1,596 0 1
23 1986 0–3 0.0% #378 1,468 0 0 1987 19–22 46.3% #75 1,621 0 1
24 1987 0–1 0.0% #382 1,459 0 0 1988 12–19 38.7% #145 1,585 0 1
25 — — — — — — — 1989 4–8 33.3% #180 1,560 0 1
26 — — — — — — — 1990 1–2 33.3% #242 1,539 0 1
27 1990 1–1 50.0% #342 1,472 0 0 — — — — — — —

Surface Results by Age

Seasons are aligned by the age each player spent most of that calendar year. Results cover completed main-draw matches. Bold green marks the higher win percentage when both players have at least 5 matches on that surface at the aligned age.

Age Harald Rittersbacher Ricki Osterthun
Yr HardClayGrassCarpet Yr HardClayGrassCarpet
W L M Win % W L M Win % W L M Win % W L M Win % W L M Win % W L M Win % W L M Win % W L M Win %
20 — — — — — — — — — — — — — — — — — 1984 2 1 3 66.7% — — — — — — — — — — — —
21 — — — — — — — — — — — — — — — — — 1985 — — — — 7 5 12 58.3% 0 5 5 0.0% — — — —
22 1985 1 1 2 50.0% — — — — — — — — — — — — 1986 2 4 6 33.3% 12 11 23 52.2% 0 1 1 0.0% 1 1 2 50.0%
23 1986 0 3 3 0.0% — — — — — — — — — — — — 1987 5 8 13 38.5% 13 12 25 52.0% 0 1 1 0.0% 1 1 2 50.0%
24 1987 — — — — 0 1 1 0.0% — — — — — — — — 1988 1 4 5 20.0% 9 10 19 47.4% 0 1 1 0.0% 2 4 6 33.3%
25 — — — — — — — — — — — — — — — — — 1989 — — — — 4 7 11 36.4% — — — — 0 1 1 0.0%
26 — — — — — — — — — — — — — — — — — 1990 — — — — 1 1 2 50.0% — — — — 0 1 1 0.0%
27 1990 1 1 2 50.0% — — — — — — — — — — — — — — — — — — — — — — — — — — — — —
Career — 2 5 7 28.6% 0 1 1 0.0% — — — — — — — — — 10 17 27 37.0% 46 46 92 50.0% 0 8 8 0.0% 4 8 12 33.3%

Advanced Statistics Comparison by Age

Seasons are aligned by the age each player spent most of that calendar year. Metrics use eligible main-draw results; point statistics use matches with detailed data. Bold green marks the stronger value when both underlying samples are sufficient. Lower is better for Schedule because a negative value means a tougher schedule. Career Schedule is normalized per 100 matches.

Age Harald Rittersbacher Ricki Osterthun
Yr Elo P+ Serve+ Return+ PD TPW% Hard Elo Clay Elo Grass Elo Set Win % Set Margin Dec. Set Tiebreak Pressure+ Schedule Yr Elo P+ Serve+ Return+ PD TPW% Hard Elo Clay Elo Grass Elo Set Win % Set Margin Dec. Set Tiebreak Pressure+ Schedule
20 — — — — — — — — — — — — — — — — 1984 1540 105.9 — — — — +38 — — 50.0% +0.25 — — — -0.02
21 — — — — — — — — — — — — — — — — 1985 1543 118.8 — — — — — +90 -86 43.5% -0.63 4–4 (50%) 3–3 (50%) 101.9 +0.90
22 1985 1499 99.1 — — — — — — — 40.0% -0.20 1–0 0–1 — +0.40 1986 1596 125.8 — — — — -49 +66 — 47.4% -0.24 3–6 (33%) 2–6 (25%) 92.7 +1.07
23 1986 1468 106.2 — — — — +34 — — 25.0% -1.00 0–2 — — +0.16 1987 1621 132.1 — — — — -80 +91 — 47.6% -0.09 7–7 (50%) 5–5 (50%) 99.7 +0.65
24 1987 1459 102.4 — — — — — — — 0.0% -2.00 — — — -0.03 1988 1586 130.6 — — — — -75 +121 — 39.0% -0.71 8–6 (57%) 5–6 (45%) 102.6 -1.41
25 — — — — — — — — — — — — — — — — 1989 1560 117.1 — — — — — +98 — 37.9% -0.93 2–3 (40%) 2–1 (67%) — -0.37
26 — — — — — — — — — — — — — — — — 1990 1540 96.9 — — — — — — — 37.5% -0.50 1–1 — — +0.36
27 1990 1472 107.5 — — — — — — — 60.0% +1.40 0–1 0–1 — +0.10 — — — — — — — — — — — — — — — —
Career — 1516 106.6 — — — — +34 — — 35.0% -0.30 1–3 (25%) 0–2 — +7.88 — 1697 130.8 — — — — -62 +92 -86 44.0% -0.41 25–27 (48%) 17–21 (45%) 97.2 +0.85

Career Rivalries

Each player's five most-played main-draw opponents. The current matchup is highlighted when it appears in a player's top five.