Seth Halvorsen

Former Prospect Active on MLB Roster ... Colorado Rockies
High Level
MLB
Years
2019-2026 (2024-2026)
Proper Name
Seth Michael Halvorsen
Positions
P (108)
Height / Weight
6-2 / 225
Bats / Throws
Right / Right
Birthdate
February 18,2000   Age:  26.116
High School
Colleges
University of Missouri (Columbia,MO), University of Tennessee (Knoxville,TN)
Drafted/Signed
Signing Bonus
$ 200,000
Service Time
1.031 (2025)
MLBAM ID
Retrosheet#
halvs001
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[2018] Gatorade Player of the Year for Minnesota

Games - Pitching

CSV
Glossary
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2024COL120012821.66784.6672210.0--00000044700000.012.1--1.003
2025COL410041012.3331922.46341130.0--0000005162311000.039.2--1.046
Tot: 530053833.5002726.50961340.0--0000009203011000.052.0--1.049
g: Games Pitched ... gs: Games Started ... cg: Complete Games ... gr: Games Relieved ... gf: Games Finished ... w: Wins ... l: Losses ... wpct: Win Percentage ... tm-w: Team Wins in games pitched ... tm-l: Team losses in games pitched ... tm-w%: Team win% when pitching ... hold: Holds ... sv: Saves ... blsv: Blown Saves ... gs%: Games Started% ... cg%: Complete Games% ... inn#: Appearances in this inning ... innx: Appearances in 13th+ inning ... ip-s: Innings Pitched as Starter ... ip-r: Innings Pitched as Reliever ... avg_st: Average innings pitched per start ... avg_rel: Average innings pitched per relief appearance ... lmi: Left game mid-inning ... emi: Entered game mid-inning ... gsc1: Average Game Score using Bill James Formula (as starter) ... gsc2: Average Game Score using Tom Tango formula (as starter)

On Base - Pitching

CSV
Glossary
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2024COL1246431112.239.261821001060021002000022100.000214190.0
2025COL411721506166.355.38441200113023101772015100251456.00637911515.7
Tot: 532181937212.330.35849221114029101982035100271659.26659313413.4
G: Games ... PA: Plate Appearances ... AB: At Bats ... ONBS: On base (H+BB+HBP) ... ONBS2: All On Base (H+BB+HBP+ERROR+FC+FO) ... OBP: On Base Percentage ... OBP2: On Base Percentage for ONBS2 ... H: Hits ... BB: Walks ... HBP: Hit by Pitch ... ROE: Reached on Error ... FC: Fielder`s Choice ... FO: Forceouts ... CI: Catcher`s Interference ... SGL: Singles ... DBL: Doubles ... TPL: Triples ... HR: Home Runs ... IFH: Infield Hits ... BNT: Bunts ... B-H: Bunt hits ... PH-H: Pinch Hits ... PH-HR: Pinch hit home runs ... HR1: Solo home runs ... HR2: 2-run Homers ... HR3: 3-run Homers ... HR4: Grand Slams ... IPHR: Inside the park homers ... RBI: Runs batted in ... HR-RBI: RBIS on Home Runs ... HR-RBI%: % of RBIs on Home Runs ... RBI2: Runs batted in on outs ... BB4: Walks on 4 pitches ... BB1OP: Walks with 1st base open ... RON: PA with runners on ... BR: # of Baserunners ... RBI%: % of opportunities with RBI ... OPP: RBI Opportunities Points ... CONV: RBIs points converted ... CONV%: Converted% ... LDOF: Leadoff ... OB: Leadoff onbase ... LD-OB%: Leadoff onbase% ... LAST: Last batter of game ... WOH: Walk-off Hits ... WOHR: Walk-off Home Runs

Outs - Pitching

CSV
Glossary
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2024COL1246433510120.836333214201328.264112011333.3012633625
2025COL4117215010846261.77146611854923620.9333061372626.9721612131217919
Tot: 5321819314356381.472099150681124922.4874181482927.67318181615231124
G: Games ... PA: Plate Appearances ... AB: At Bats ... Outs: Outs ... GO: Groundouts ... AO: Air Outs ... ratio: Groundouts/Airouts ... FLY: Flyballs ... LO: Lineouts ... POP: Popouts ... OUT_IF: Infield Outs ... OUT_OF: Outfield Outs ... OUT_PR: Productive Outs ... RBI_OUT: RBIs on outs ... SO: Strikeouts ... SO%: Strikeout% ... SO3: Struck out on 3 pitches ... SW: Strikeouts swinging ... CAL: Strikeouts looking ... FC: Reached on fielders choice ... FO: Reached on forceout ... GDP: Grounded into Double Play ... OPP: Double play opportunities ... GDP%: Grounded into double play% ... LOC1-9: Balls hit to position location

Baserunning - Pitching

CSV
Glossary
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2024COL1246433300175.011003001012433.33400.0000--
2025COL411721502200350.0211050361662740.9114321.435240.00
Tot: 532181935500462.5321080371783139.7418316.675240.00
G: Games ... PA: Plate Appearances ... AB: At Bats ... SB: Stolen Bases ... SB2: Steals of 2b ... SB3: Steals of 3b ... SBH: Steals of home ... DI: Advanced on defensive indifference ... SB%: Stolen base % ... CS: Caught stealing ... CS2: Caught stealing 2b ... CS3: Caught stealing 3b ... CSH: Caught stealing home ... PTHR: Pickoff throws ... PCKFF: Picked off ... WPPB: Advancement on wild pitch or passed ball ... ADV_OUT: Runner advanced on out ... OOB: Out on bases ... onbs Runners on base ... R: Runs scored ... RS%: % of times on base run scored ... inh-r Inherited runners ... inhr-s Inherited runners scored ... beq-r Bequeathed runners (runners on base when leaving game) ... beq-s Bequeathed runners scored ... % % related to prior 2 columns

Pitches - Pitching

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Glossary
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2024COL124643179120593024323088603.8967.0432.9649.268.216.7616.8321430.4613.014160.88
2025COL411721506353962399983911163052153.6962.3637.6448.070.515.5918.31026135.52212.861551.11
Tot: 532181938145162981291071231463932753.7363.3936.6148.370.015.8517.91347534.42812.875711.06
G: Games ... PA: Plate Appearances ... AB: At bats ... PIT: Pitches ... STR: Strikes ... BAL: Balls ... FOU: Fouls ... SW: Swing and miss ... CAL: Called strikes ... INPLAY: Balls put in play ... SWINGS: Total swings ... CONT: Contacts ... P-PA: Pitches per plate appearance ... STR%: Strikes% ... Ball%: Balls% ... SWNG%: Swing % ... CONT%: Contact% (per swing) ... FOU%: Foul ball% ... PLAY: Ball in Play% ... FPS: First pitch strikes ... FPSW: First pitch swings ... FPSW%: First pitch swing%... FPIP: First pitches in play ... FPIP%: First pitches in play% ... RUNGO: Runners going while batting ... HIT_RUN: Hit and Runs ... GB Ground balls ... Air Balls in air ... GB% Groundball%