Sailor · 2025–2026

Cooper Grotzinger Frerichs

university of kansas College fleet racing

Search sailors · About these ratings

Events: 3
Win rate: 0
Podium rate: 0
Typically beats: 6%
Best class ranking: #8993

Nemesis: Jack Riley
Signature result: 8th of 8

Partnerships · 10 sailors

Maxwell Walstien · University of Kansas (Jayhawks) · College fleet racing 2events 0 wins together · 0 podiums · 2 events · 0 of 36 races won Beat 0% of the fleet together · best 5th · Sep 2026 – Oct 2026
Ashley Stephen · University of Kansas (Jayhawks) · College fleet racing 2events 0 wins together · 0 podiums · 2 events · 0 of 42 races won Beat 0% of the fleet together · best 5th · Sep 2025 – Oct 2026
Robert Scheer · University of Kansas (Jayhawks) · College fleet racing 2events 0 wins together · 0 podiums · 2 events · 0 of 38 races won Beat 0% of the fleet together · best 6th · Sep 2025 – Sep 2026
Lucas Beach · University of Kansas (Jayhawks) · College fleet racing 1events 0 wins together · 0 podiums · 1 events · 0 of 22 races won Beat 0% of the fleet together · best 8th · Sep 2025 – Sep 2025
Annie Caswell · University of Kansas (Jayhawks) · College fleet racing 1events 0 wins together · 0 podiums · 1 events · 0 of 22 races won Beat 0% of the fleet together · best 8th · Sep 2025 – Sep 2025
Tyler Diedrichsen · University of Kansas (Jayhawks) · College fleet racing 1events 0 wins together · 0 podiums · 1 events · 0 of 22 races won Beat 0% of the fleet together · best 8th · Sep 2025 – Sep 2025
Sarah Brockus · University of Kansas (Jayhawks) · College fleet racing 1events 0 wins together · 0 podiums · 1 events · 0 of 16 races won Beat 0% of the fleet together · best 6th · Sep 2026 – Sep 2026
Bode Kalisch · University of Kansas (Jayhawks) · College fleet racing 1events 0 wins together · 0 podiums · 1 events · 0 of 20 races won Beat 0% of the fleet together · best 5th · Oct 2026 – Oct 2026
Iris Miculek · University of Kansas (Jayhawks) · College fleet racing 1events 0 wins together · 0 podiums · 1 events · 0 of 16 races won Beat 0% of the fleet together · best 6th · Sep 2026 – Sep 2026
Keifer Yim · University of Kansas (Jayhawks) · College fleet racing 1events 0 wins together · 0 podiums · 1 events · 0 of 16 races won Beat 0% of the fleet together · best 6th · Sep 2026 – Sep 2026

Lift shows how much better this sailor finishes with that partner aboard.

Rating history

Event history · 3

Date	Event	Boat	Class	Role	Finish
10 Oct 2026	Battle of the Bay	University of Kansas (Jayhawks)	College fleet racing	A Crew	5th / 5
19 Sep 2026	Kathryn Hammond	University of Kansas (Jayhawks)	College fleet racing	A Crew (1-2,5-8)	6th / 6
20 Sep 2025	Kathryn Hammond	University of Kansas (Jayhawks)	College fleet racing	B Crew (5-10)	8th / 8

Ratings

Class	Rating	Rank	Impact
All classes Crew	-233 provisional	#64315 band 60673–65482	—
College fleet racing Crew	-240 provisional	#8993 band 8400–9194	—

Rank among sailors with a substantial record, all time. In brackets, the ranks this rating cannot be told apart from. Impact is the points of fleet beaten that this sailor adds.

Helm and crew

As helm	0 events	0 wins	beats —
As crew	3 events	0 wins	beats 0%

Positions: A Crew (1) · A Crew (1-2,5-8) (1) · B Crew (5-10) (1)

How they race

Closer	−4 pts	last race of an event vs. the rest
Comeback	−1 pts	the race after a bottom-half finish
Small fleets	0%	of the fleet beaten

Head to head

Helm	Races	W–L
Lewis Forrest	58	5–53
Jack Riley	57	1–56
Zachary Brown	36	1–35
Joe Slipper	22	3–19
Drew Gourley	22	6–16
Oliver Fenner	22	8–14
Maclaren Bell	22	0–22
Sophia Koester	20	1–19
Liz Cleaves	19	3–16
Mark Carella	16	2–14

Seasons

Year	Events	Wins	Beat
2026	2	0	0%
2025	1	0	0%

Boats

University of Kansas (Jayhawks) · College fleet racing · 3 events · 2025–2026

Where they race

Texas · 2 events
Texas A&M C. Christ · 1 events

Is this you?

Claim it to merge duplicates and remove results that aren’t yours. Changes apply at the nightly rebuild.

Crew rating across all classes: -233, #64,315. Compiled from public results; not an official ranking.