Jessica Marmorstein vs Amanda Carolina Nava Elkin

UMPIRY

W50 MoreliaR32HardTue 27 Oct · 16:30

Jessica MarmorsteinUSA74%

VSClear favourite · Marmorstein J.

Amanda Carolina Nava ElkinMEX26%

Win probabilityWho is more likely to winClear favourite · Marmorstein J.

74%26%

Clear edge for Marmorstein J. across form, surface and matchup. Upsets at this level happen in about 1 in 4 such matches.

Umpiry ScoreMatchup strength, 0–10 · not a probability

Marmorstein J.5.0/10

Heavy underdogBased on 5/6 signal groups5/6

Nava Elkin A.5.9/10

Even matchBased on 5/6 signal groups5/6

What we know

Head-to-headLeads 1–0 on hardSupports Marmorstein J.

This eventDidn't play here last yearBoth players

ELO1 463

Hard ELO1 471

Last 103–7

Age25

ELO1 362

Hard ELO1 392

Last 103–7

Age28

Jessica Marmorstein faces Amanda Carolina Nava Elkin in the W50 Morelia round of 32 on hard. Jessica Marmorstein holds the paper edge — leading the head-to-head 1–0. Recent hard form is closely matched.

Key context

Last match: Jessica Marmorstein dropped just 2 games past Jennifer Sabrina Moreno Rodriguez.
Head-to-head: Jessica Marmorstein leads the head-to-head 1–0. Last met at W15 Huamantla 1 2024.
Surface form: Both 3 of 8 on hard recently — court-specific quality nearly identical despite the ranking gap.

Common opponents

0 shared · last 12 months

No common opponents in the last 12 months. Surface form and ELO carry more weight here.

Head-to-head

1 meeting · Marmorstein J. leads 1–0

Marmorstein J.October 2024W15 Huamantla 1Hard4-6 7-5 6-3

Evidence

Marmorstein J.Nava Elkin A.

FormLast 10 matches each · 2026

Win–loss3–73–7

Season win rate33% (1–2)24% (4–13)

RatingUmpiry ELO

Overall ELO14631362

Hard-court ELO14711392

Serve vs returnLast 1 vs 7 matches

1st-serve points won48%52%

Return points won34%40%

Aces / match0.01.1

ClutchLast 1 vs 7 matches

Break points saved50%43%

Draw

Odds

Conditions

16:30 local

SurfaceHard

Forecast21°C · Drizzle

Wind11 km/h

Humidity60%

Cite this

Umpiry, "Jessica Marmorstein vs Amanda Carolina Nava Elkin — W50 Morelia Round of 32", https://umpiry.com/match/2026-10-27/elkin-vs-marmorstein-w50-morelia-r32?utm_source=cite (as of 27 October 2026).