Sailor · 2021–2025

Sienna Stromberg

cal poly university s l o College fleet racing College team racing

Search sailors · About these ratings

Events: 16
Win rate: 13%
Podium rate: 13%
Typically beats: 46%
Best class ranking: #4617
Longest win streak: 2

Most successful partnership: Florence Duff
Best trio: Florence Duff & Emily Yong
Biggest lift: Claire Wiley
Longest-running crew: Maura Darby
Nemesis: Morgana Manti
Rival: Nikita Swatek
Best day: 24 Feb 2024
Signature result: 1st of 5

Partnerships · 41 sailors

Most successful partnership: Florence Duff — 2 wins · 2 podiums in 8 events together · 25% win rate

Florence Duff · Cal Poly University S.L.O. (Fillies), Cal Poly University S.L.O. (Mustangs 1), Cal Poly University S.L.O. (Mustangs 2), Cal Poly University S.L.O. (Mustangs) · College fleet racing, College team racing 8events 2 wins together · 2 podiums · 25% win rate · 15 of 128 races won Beat 52% of the fleet together(+10 vs. without) · best 1st · Feb 2023 – Apr 2025
Maura Darby · Cal Poly University S.L.O. (Fillies), Cal Poly University S.L.O. (Mustangs 1), Cal Poly University S.L.O. (Mustangs 2), Cal Poly University S.L.O. (Mustangs) · College fleet racing 7events 1 wins together · 1 podiums · 14% win rate · 8 of 101 races won Beat 45% of the fleet together(−3 vs. without) · best 1st · Jan 2023 – Apr 2025
Chloe Schofield · Cal Poly University S.L.O. (Mustangs 1), Cal Poly University S.L.O. (Mustangs) · College fleet racing, College team racing 5events 1 wins together · 1 podiums · 20% win rate · 7 of 53 races won Beat 37% of the fleet together(−14 vs. without) · best 1st · Jan 2023 – Apr 2023
Emily Yong · Cal Poly University S.L.O. (Fillies), Cal Poly University S.L.O. (Mustangs 1), Cal Poly University S.L.O. (Mustangs 2), Cal Poly University S.L.O. (Mustangs) · College fleet racing 4events 1 wins together · 1 podiums · 4 events · 7 of 78 races won Beat 61% of the fleet together(+19 vs. without) · best 1st · Oct 2022 – Jan 2025
Claire Wiley · Cal Poly University S.L.O. (Mustangs 2), Cal Poly University S.L.O. (Mustangs) · College fleet racing 3events 1 wins together · 1 podiums · 3 events · 7 of 46 races won Beat 76% of the fleet together(+36 vs. without) · best 1st · Feb 2024 – Nov 2024
Simone Karlon · Cal Poly University S.L.O. (Fillies), Cal Poly University S.L.O. (Mustangs 2), Cal Poly University S.L.O. (Mustangs) · College fleet racing 3events 1 wins together · 1 podiums · 3 events · 7 of 52 races won Beat 66% of the fleet together(+24 vs. without) · best 1st · Feb 2024 – Feb 2025
Ximena Greatorex · Cal Poly University S.L.O. (Fillies), Cal Poly University S.L.O. (Mustangs 2), Cal Poly University S.L.O. (Mustangs) · College fleet racing 3events 1 wins together · 1 podiums · 3 events · 7 of 52 races won Beat 66% of the fleet together(+24 vs. without) · best 1st · Feb 2024 – Feb 2025
Yulia Polischuk · Cal Poly University S.L.O. (Mustangs 2), Cal Poly University S.L.O. (Mustangs) · College fleet racing 2events 1 wins together · 1 podiums · 2 events · 7 of 36 races won Beat 82% of the fleet together · best 1st · Feb 2024 – Feb 2024
Macy Rowe · Cal Poly University S.L.O. (Mustangs) · College fleet racing 2events 0 wins together · 0 podiums · 2 events · 0 of 17 races won Beat 21% of the fleet together · best 6th · Jan 2023 – Jan 2023
Lara Zoghbi · Cal Poly University S.L.O. (Mustangs 1), Cal Poly University S.L.O. (Mustangs 4) · College fleet racing 2events 0 wins together · 0 podiums · 2 events · 0 of 34 races won Beat 34% of the fleet together · best 11th · Apr 2022 – Oct 2022

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

Rating history

Event history · 16

Date	Event	Boat	Class	Role	Finish
26 Apr 2025	Anteater Open	Cal Poly University S.L.O. (Mustangs 2)	College fleet racing	B Skipper	7th / 14
22 Feb 2025	Mustang Open Varsity	Cal Poly University S.L.O. (Fillies)	College fleet racing	B Skipper (1-4)	10th / 15
18 Jan 2025	Peter Wenner Rainbow Invite	Cal Poly University S.L.O. (Fillies)	College fleet racing	B Skipper	15th / 18
16 Nov 2024	Fall PCC JV	Cal Poly University S.L.O. (Mustangs 2)	College fleet racing	B Skipper	11th / 29
12 Oct 2024	UCSD Open	Cal Poly University S.L.O. (Mustangs 1)	College fleet racing	B Skipper	8th / 22
24 Feb 2024	Mustang Open Varsity	Cal Poly University S.L.O. (Mustangs 2)	College fleet racing	B Skipper (1-2,6-9)	8th / 20
24 Feb 2024	Mustang Women's	Cal Poly University S.L.O. (Mustangs)	College fleet racing	B Skipper (1-2,5-9)	1st / 5
14 Apr 2023	PCCSC Women's Team Race Championship	Cal Poly University S.L.O. (Mustangs)	College team racing	Skipper	5th / 5
25 Feb 2023	Mustang Open Varsity	Cal Poly University S.L.O. (Mustangs 1)	College fleet racing	B Skipper	9th / 15
25 Feb 2023	Mustang Women's	Cal Poly University S.L.O. (Mustangs)	College fleet racing	B Skipper	1st / 3
28 Jan 2023	Jeff Simon Memorial - Women's 1	Cal Poly University S.L.O. (Mustangs)	College fleet racing	B Skipper	7th / 8
28 Jan 2023	Jeff Simon Memorial - Women's 2	Cal Poly University S.L.O. (Mustangs)	College fleet racing	B Skipper	6th / 8
12 Nov 2022	Fall PCC JV	Cal Poly University S.L.O. (Mustangs 3)	College fleet racing	A Skipper	20th / 27
22 Oct 2022	UCSD Frosh/Soph	Cal Poly University S.L.O. (Mustangs 1)	College fleet racing	A Skipper	11th / 28
23 Apr 2022	Anteater Open	Cal Poly University S.L.O. (Mustangs 4)	College fleet racing	A Skipper	21st / 22
9 Oct 2021	Stoney Burke JV	Cal Poly University S.L.O. (Mustangs 1)	College fleet racing	A Crew (1-2,5-6,9)	6th / 16

Ratings

Class	Rating	Rank	Impact
All classes Helm	35 provisional	#44653 band 31311–59004	—
College fleet racing Helm	30 provisional	#4617 band 3712–5501	+7.3

2 more classes, not yet ranked

College fleet racing · Crew · 5 races, 1 event · rating -39
All classes · Crew · 5 races, 1 event · rating -40

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	15 events	2 wins	beats 45%
As crew	1 events	0 wins	beats 67%

Positions: B Skipper (8) · A Skipper (3) · B Skipper (1-4) (1) · B Skipper (1-2,6-9) (1) · B Skipper (1-2,5-9) (1) · A Crew (1-2,5-6,9) (1)

How they race

Closer	−3 pts	last race of an event vs. the rest
Comeback	−2 pts	the race after a bottom-half finish
Consistency	41%	100% = the same result every event
Big fleets	51%	of the fleet beaten
Small fleets	49%	of the fleet beaten

Head to head

Helm	Races	W–L
Jack Kisling	62	15–47
Morgana Manti	52	5–47
Nikita Swatek	50	22–28
Audra Spokas-jaros	50	36–14
George Soliman	48	6–42
Conrad Kistler	48	29–19
Marianna Shand	47	15–32
Matt Grimsley	46	19–27
Chris Hopkins	46	10–36
Nathaniel Holden	46	28–18
Katherine Smith	44	33–11
Wilton Lawton	42	4–38

Most-beaten opponent: Katherine Smith (33–11).

Seasons

Year	Events	Wins	Beat
2025	3	0	36%
2024	4	1	74%
2023	5	1	37%
2022	3	0	32%
2021	1	0	67%

Boats

Cal Poly University S.L.O. (Mustangs) · College fleet racing, College team racing · 5 events · 2023–2024
Cal Poly University S.L.O. (Mustangs 1) · College fleet racing · 4 events · 2021–2024
Cal Poly University S.L.O. (Mustangs 2) · College fleet racing · 3 events · 2024–2025
Cal Poly University S.L.O. (Fillies) · College fleet racing · 2 events · 2025
Cal Poly University S.L.O. (Mustangs 3) · College fleet racing · 1 events · 2022
Cal Poly University S.L.O. (Mustangs 4) · College fleet racing · 1 events · 2022

Where they race

Cal Poly · 5 events
UC San Diego · 4 events
UC Santa Barbara · 3 events
UC Irvine · 2 events
Berkeley · 1 events
Hawaii · 1 events

Is this you?

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

Helm rating across all classes: 35, #44,653.Crew rating across all classes: -40. Compiled from public results; not an official ranking.