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Dylan Johnson Wind Tunnel Results 4_3_23 (Factor Ostro Gravel Frame, Black Inc Bars)
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Body PositionWatts SavedTime Saved over 200 milesTime Saved Over 100 milesTime Saved Over 50 miles
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Moving form upright on hoods to drops @ 21.75mph13w9:154:072:03
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Moving from upright on hoods to drops @ 15.5mph5w12:106:053:02
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Moving from upright on hoods to Aero hood position @ 21.75mph31.1w21:1210:365:18
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Moving from upright on hoods to forearms on bars @ 21.75mph34.4w23:1711:385:47
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Moving from upright on hoods to Aerobars @ 21.75mph41.4w27:3513:466:53
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Number PlateWatt Penalty @ 21.7mphTime Lost over 200 milesTime Lost Over 100 milesTime Lost Over 50 miles
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Number Plate on front of bars uncut12.3w9:194:392:18
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Number plate wrapped around headtube as aero as possible2.9w2:081:04:32
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Number plate mounted to side of downtube/toptube0.7w:30:15:07
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Aero SocksWatts Saved @ 21.7mphTime Saved over 200 milesTime Saved Over 100 milesTime Saved Over 50 miles
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Rule 28 Pro Sock (Baseline)0000
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Silca Aero Sock1.6w1:11:35:17
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Rule 28 Aero Sock4.8w3:341:47:48
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Tire Width (Pirelli Gravel Tire) Only considering Aero impactWatt Penalty @ 21.7mphTime Lost over 200 milesTime Lost Over 100 milesTime Lost Over 50 miles
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35mm Tires0000
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40mm Tires2.3w1:42:51:25
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45mm Tires5.8w4:192:081:04
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Hydration PackWatts Saved @ 21.7mphTime Saved over 200 milesTime Saved Over 100 milesTime Saved Over 50 miles
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No Pack, Aero Position (baseline)0000
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USWE Aero Position3w2:111:05:32
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StorageWatts Saved @ 21.7mphTime Saved over 200 milesTime Saved Over 100 milesTime Saved Over 50 miles
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Toptube bag behind stem1.3w:57:28:14
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Frame bag1.7w1:14:37:18
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Large saddle bag2.1w1:32:46:23
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Small saddle bag-0.3w-:13-:06-:03
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Handlebar bag-9,8w-7:22-3:41-1:36
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Aerobars installed Watts Penalty @ 21.7mphTime Lost over 200 milesTime Lost Over 100 milesTime Lost Over 50 miles
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Upright riding position on hoods no aerobars installed (baseline)0000
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Upright riding position on hoods aerobars installed on bars but not used-4.5w3:201:40:50
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