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Heike Spahn

Chicago, IL
4.5C year-end 2025
251 matches · 132W–119L · seasons 2021–2026
Bump probability
4.04.55.0lowhigh
Where this rating stands today. Taller means more likely.
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The dashed lines are the edges of your band. The three shaded areas are exactly the three percentages below — area here is the chance of one outcome for you, not a count of players.
4.04
estimated dynamic rating
Where the rating sits now, on 30 matches this season · USTA never publishes this number
32%
down to 4.0
68%
stay 4.5
0%
up to 5.0
Projected to December: 19% down · 81% stay · 0% up, from a year-end estimate of 4.07. Higher than today’s 4.04 because players this far below their band have historically finished nearer the middle of it.

A 4.5 runs from 4.01 to 4.50. This rating sits in the bottom of the band, and every match moves it.

Our estimate, not a USTA figure.
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scale measured at this point of 2023 on 2160 players. It moves when you play, and occasionally when we improve the model. USTA publishes year-end ratings in December, which is when this gets graded against what actually happened.
Where you rank
Chicago · 4.5
5 of 6
IL · 4.5
15 of 17
By our estimated rating, not the published level.
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Heike is ranked against players at the same level in the same place. The published level is identical for everyone in a band, so it cannot separate them — our estimate can. Groups smaller than five are not ranked at all, because a placing out of two is noise dressed as standing.
Over timerating by season, and how you rank
Rating by season

Heike has been 4.5 for all 5 seasons on record, but moved a long way inside it — from the bottom of the band to the middle.

4.04.520212023202420252026

The line is our estimate; the horizontal lines are level boundaries, so crossing one is a bump. Hollow points are years we inferred from the level played the following season, because USTA publishes a current rating but no history.

How you rank at your level
At 4.5, Heike has gone from the 36th to the 87th percentile of players at that level, 2021 to 2026.

Percentile compares the same level in the same season, by share of games won. Mixed is shown for context — USTA rules exclude it from your adult rating unless mixed is all you play.

By level8 levels played
4.5
58.8%
70W–49L · 52.8% of games
5.0
50%
2W–2L · 57.1% of games
8.0
66.7%
8W–4L · 57.4% of games
8.5
43.5%
10W–13L · 49.2% of games
9.0
62.5%
5W–3L · 52.7% of games
7.5mixed
25%
1W–3L · 42.7% of games
8.0mixed
2W–1L
not enough matches yet
9.0mixed
32.6%
15W–31L · 47.6% of games

Games won matters more than matches won — NTRP adjusts on margins.

Match history251 matches
W
Karen Rauh / Tina Connollymixedchamps
2026-08-02 · #3 Doubles · with Lisa Musgrave
mixed — doesn't count toward your NTRP rating
6-1, 7-5
L
Christine Campanelli / Susan DiMagnomixedchamps
2026-08-02 · #3 Doubles · with Laurie Seward
mixed — doesn't count toward your NTRP rating
6-1, 6-0
W
N/A
2026-07-26 · #2 Singles · 4.5
expectation pending — we're still fetching an opponent's record
6-0, 6-0
W
N/A
2026-07-15 · #1 Singles · 4.5
expectation pending — we're still fetching an opponent's record
6-0, 6-0
L
Christine Campanelli / Lisane Swartwood
2026-06-17 · #2 Doubles · 4.5 · with Christine Meade
expectation pending — we're still fetching an opponent's record
6-3, 6-3
W
Elizabeth Lynch / Nonie Carson
2026-06-14 · #2 Doubles · 4.5 · with Olga Ovnanyan
expectation pending — we're still fetching an opponent's record
6-1, 6-2
L
Anne Ordway / Laurie Gray
2026-04-26 · #1 Doubles · 8.0 · with Masayo Kobashi
expectation pending — we're still fetching an opponent's record
7-5, 6-5
W
Katharine Cole / Giang Bui
2026-03-15 · #1 Doubles · 4.5 · with Keara Miller
expectation pending — we're still fetching an opponent's record
0-6, 7-5, 1-0
W
Linda Wright / Mark Exnermixed
2026-03-13 · #2 Doubles · 9.0 · with Deniz Karacay
mixed — doesn't count toward your NTRP rating
6-2, 6-5
L
Kim Richards / Diedre Dunn
2026-03-07 · #2 Doubles · 9.0 · with Laura Seaman
expectation pending — we're still fetching an opponent's record
6-1, 6-2
W
Angela Hanson / Martha Lloyd
2026-03-01 · #2 Doubles · 8.0 · with Dawn Kenny
expectation pending — we're still fetching an opponent's record
6-0, 6-3
L
Nicole Tyulpa / Sheila Bondoc
2026-02-22 · #1 Doubles · 8.5 · with Suzanne Beu
expectation pending — we're still fetching an opponent's record
6-4, 3-6, 1-0
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Not affiliated with or endorsed by the USTA. Rating shown is the published USTA year-end figure; match data is from USTA TennisLink.