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Houston Astros vs Seattle Mariners Starting Lineups — September 23, 2026

Batting orders, positions, season stats, splits against the opposing starter's hand and batter-versus-pitcher history with sample size for both clubs.

10:10 PM ET · T-Mobile ParkFinal lineups locked · Sep 23, 8:41 PM ETStats updated Oct 29, 3:31 AM ET
HOU
81–81 · 1st AL West
Official
HandRHP
L / R bats3 L / 6 R
OPS vs hand.739 vs RHP
SEA
76–86 · 3rd AL West
Official
HandRHP
L / R bats5 L / 3 R / 1 S
OPS vs hand.712 vs RHP

Lineup strength vs today's starter

Weighted by batting-order spot. Season rates are regressed toward league average before they enter the model.

Updated Sep 23, 8:41 PM ET
HOUHOU
.740
+14 ptsOPS edge
SEASEA
.726

Even matchup

Power
Season HR
150vs140
Discipline
Adj. OBP
.322vs.321
Top of order
Slots 1–4
.810vs.754
Bottom of order
Slots 7–9
.670vs.703

HOU wins 5 of 9 batting-order slots · SEA wins 4

HOUSlotSEA
Jose Altuve.712
1
.695J.P. Crawford
Yordan Alvarez.992
2
.839Randy Arozarena
Isaac Paredes.789
3
.802Dominic Canzone
Yainer Diaz.748
4
.678Cal Raleigh
Christian Walker.706
5
.704Julio Rodríguez
Taylor Trammell.667
6
.687Josh Naylor
Cam Smith.671
7
.696Cole Young
Lucas Spence.637
8
.756Lazaro Montes
Nick Allen.701
9
.656Weston Wilson

3 of 9 Houston Astros hitters have the platoon advantage vs George Kirby (6 of 9 for Seattle Mariners)

Houston Astros
  • Strong top of the order
  • Real power throughout the lineup
  • Handedness works against them today
Seattle Mariners
  • Platoon advantage in 6 of 9 spots
  • Real power throughout the lineup

Houston Astros batting order

Official lineupvs RHP George Kirby
#HitterPosH-ScoreAVGOBPOPSHRPAOPS vs HandBvP
1Jose AltuveR2B45.250.306.70116573.6725-for-24 · 24 PALimited history
1Jose Altuve 2B · R.250/.306/.701·16 HRvs hand.672 · 5-for-24 · 24 PA · Limited45H-Score
2Yordan AlvarezLDH87.316.4321.033426921.114508 PA4-for-20 · 20 PALimited history
2Yordan Alvarez DH · L.316/.432/1.033·42 HRvs hand1.114 · 508 PA · 4-for-20 · 20 PA · Limited87H-Score
3Isaac ParedesR3B62.262.360.80725659.8157-for-16 · 16 PALimited history
3Isaac Paredes 3B · R.262/.360/.807·25 HRvs hand.815 · 7-for-16 · 16 PA · Limited62H-Score
4Yainer DiazRC60.285.313.77214361.760265 PA6-for-22 · 22 PALimited history
4Yainer Diaz C · R.285/.313/.772·14 HRvs hand.760 · 265 PA · 6-for-22 · 22 PA · Limited60H-Score
5Christian WalkerR1B59.226.299.72629635.7141-for-3 · 3 PAVery small sample
5Christian Walker 1B · R.226/.299/.726·29 HRvs hand.714 · 1-for-3 · 3 PA · Very small59H-Score
6Taylor TrammellLLF40.192.285.6268289.6691-for-3 · 3 PAVery small sample
6Taylor Trammell LF · L.192/.285/.626·8 HRvs hand.669 · 1-for-3 · 3 PA · Very small40H-Score
7Cam SmithRRF53.210.279.66921568.6682-for-3 · 3 PAVery small sample
7Cam Smith RF · R.210/.279/.669·21 HRvs hand.668 · 2-for-3 · 3 PA · Very small53H-Score
8Lucas SpenceLCF—.218.317.826463.85928 PA · Limited historyNo MLB historyNo MLB history
8Lucas Spence CF · L.218/.317/.826·4 HRvs hand.859 · 28 PA · No MLB history · No MLB—H-Score
9Nick AllenRSS40.283.327.7203162.683119 PA1-for-9 · 9 PASmall sample
9Nick Allen SS · R.283/.327/.720·3 HRvs hand.683 · 119 PA · 1-for-9 · 9 PA · Small40H-Score

Seattle Mariners batting order

Official lineupvs RHP Ethan Pecko
#HitterPosH-ScoreAVGOBPOPSHRPAOPS vs HandBvP
1J.P. CrawfordLSS52.221.335.68714489.691No MLB historyNo MLB history
1J.P. Crawford SS · L.221/.335/.687·14 HRvs hand.691 · No MLB history · No MLB52H-Score
2Randy ArozarenaRLF75.281.381.86526670.827472 PANo MLB historyNo MLB history
2Randy Arozarena LF · R.281/.381/.865·26 HRvs hand.827 · 472 PA · No MLB history · No MLB75H-Score
3Dominic CanzoneLDH75.264.336.82023533.808388 PANo MLB historyNo MLB history
3Dominic Canzone DH · L.264/.336/.820·23 HRvs hand.808 · 388 PA · No MLB history · No MLB75H-Score
4Cal RaleighSC54.182.296.66423530.680No MLB historyNo MLB history
4Cal Raleigh C · S.182/.296/.664·23 HRvs hand.680 · No MLB history · No MLB54H-Score
5Julio RodríguezRCF57.247.307.70822654.723No MLB historyNo MLB history
5Julio Rodríguez CF · R.247/.307/.708·22 HRvs hand.723 · No MLB history · No MLB57H-Score
6Josh NaylorL1B46.261.317.66710650.660No MLB historyNo MLB history
6Josh Naylor 1B · L.261/.317/.667·10 HRvs hand.660 · No MLB history · No MLB46H-Score
7Cole YoungL2B52.246.312.69317638.744No MLB historyNo MLB history
7Cole Young 2B · L.246/.312/.693·17 HRvs hand.744 · No MLB history · No MLB52H-Score
8Lazaro MontesLRF—.212.305.7864591.035No MLB historyNo MLB history
8Lazaro Montes RF · L.212/.305/.786·4 HRvs hand1.035 · No MLB history · No MLB—H-Score
9Weston WilsonR3B27.201.284.5894183.670No MLB historyNo MLB history
9Weston Wilson 3B · R.201/.284/.589·4 HRvs hand.670 · No MLB history · No MLB27H-Score