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BOSTON MARATHON 2023

Stephen Gargan

Bib: 29538•M

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Division (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
9:36/mi
29:48
↑ 97↓ 3451.5%
10K· 6.21 mi
9:22/mi
58:53
↑ 79↓ 1380.4%
15K· 9.32 mi
9:05/mi
1:27:07
↑ 67↓ 78
20K· 12.43 mi
9:14/mi
1:55:47
↑ 106↓ 860.1%
Half· 13.11 mi
8:54/mi
2:01:51
↑ 19↓ 370.5%
25K· 15.53 mi
9:25/mi
2:24:42
↑ 66↓ 880.2%
30K· 18.64 mi
9:49/mi
2:55:12
↑ 181↓ 1480.2%
20M
10:18/mi
3:09:12
↑ 64↓ 500.2%
21M
10:48/mi
3:20:00
↑ 106↓ 241.6%
35K· 21.75 mi
11:38/mi
3:28:42
↑ 17↓ 861.7%
23M
10:04/mi
3:41:18
↑ 23↓ 630.6%
24M
10:14/mi
3:51:32
↓ 821.3%
40K· 24.85 mi
10:30/mi
4:00:31
↓ 200.3%
25.2M
11:48/mi
4:04:35
↑ 13↓ 160.2%
Finish· 26.22 mi
10:34/mi
4:15:21
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:01:51
Pace9:18 /mi
2nd Half
Distance13.11 mi
Time2:13:30
Pace10:11 /mi
📊Positive Split: 9.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:5529:489:3629:48
9:36
-
10K
6.21 mi12:20:0058:539:2929:05
9:22
-0:14
15K
9.32 mi12:48:141:27:079:2128:14
9:05
-0:17
20K
12.43 mi13:16:541:55:479:1928:40
9:14
+0:09
Half
13.11 mi13:22:582:01:519:186:04
8:54
-0:20
25K
15.53 mi13:45:492:24:429:1922:51
9:25
+0:31
30K
18.64 mi14:16:192:55:129:2430:30
9:49
+0:24
20M
20.00 mi14:30:193:09:129:2814:00
10:18
+0:29
21M
21.00 mi14:41:073:20:009:3110:48
10:48
+0:30
35K
21.75 mi14:49:493:28:429:368:42
11:38
+0:50
23M
23.00 mi15:02:253:41:189:3712:36
10:04
-1:34
24M
24.00 mi15:12:393:51:329:3910:14
10:14
+0:10
40K
24.85 mi15:21:384:00:319:418:59
10:30
+0:16
25.2M
25.20 mi15:25:424:04:359:424:04
11:48
+1:18
Finish
26.22 mi15:36:284:15:219:4510:46
10:34
-1:14

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

8:54 /mi

Average Pace

9:45 /mi

Slowest Pace

11:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:24:42

57% of race

Time at Steady Pace

1:07:20

26% of race

Time at Slower Pace

43:19

17% of race

Average Pace: 9:44 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:50:5529:489:3629:48
9:36
#22350
10K
6.21 mi12:20:0058:539:2929:05
9:22
#22267
15K
9.32 mi12:48:141:27:079:2128:14
9:05
#21832
20K
12.43 mi13:16:541:55:479:1928:40
9:14
#21559
Half
13.11 mi13:22:582:01:519:186:04
8:54
#21484
25K
15.53 mi13:45:492:24:429:1922:51
9:25
#21328
30K
18.64 mi14:16:192:55:129:2430:30
9:49
#21179
20M
20.00 mi14:30:193:09:129:2814:00
10:18
#21158
21M
21.00 mi14:41:073:20:009:3110:48
10:48
#21108
35K
21.75 mi14:49:493:28:429:368:42
11:38
#21285
23M
23.00 mi15:02:253:41:189:3712:36
10:04
#21192
24M
24.00 mi15:12:393:51:329:3910:14
10:14
#21198
40K
24.85 mi15:21:384:00:319:418:59
10:30
#21200
25.2M
25.20 mi15:25:424:04:359:424:04
11:48
#21221
Finish
26.22 mi15:36:284:15:219:4510:46
10:34
#21305
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi22350132761327620898(Top 78%)12695(Top 84%)12695(Top 240%)
10K6.21 mi3.10 mi22267+8313263+1313263+1322100(Top 83%)13205(Top 87%)13205(Top 250%)
15K9.32 mi3.11 mi21832+43513067+19613067+19620898(Top 78%)12695(Top 84%)12695(Top 240%)
20K12.43 mi3.11 mi21559+27312953+11412953+11420676(Top 78%)12610(Top 83%)12610(Top 239%)
Half13.11 mi0.68 mi21484+7512928+2512928+2519947(Top 75%)12300(Top 81%)12300(Top 233%)
25K15.53 mi2.42 mi21328+15612863+6512863+6520580(Top 77%)12525(Top 83%)12525(Top 237%)
30K18.64 mi3.11 mi21179+14912778+8512778+8520497(Top 77%)12422(Top 82%)12422(Top 235%)
20M20.00 mi1.36 mi21158+2112745+3312745+3321273(Top 80%)12686(Top 84%)12686(Top 240%)
21M21.00 mi1.00 mi21108+5012705+4012705+4020373(Top 77%)12224(Top 81%)12224(Top 231%)
35K21.75 mi0.75 mi21285-17712790-8512790-8524252(Top 91%)13970(Top 92%)13970(Top 264%)
23M23.00 mi1.25 mi21192+9312730+6012730+6020165(Top 76%)12092(Top 80%)12092(Top 229%)
24M24.00 mi1.00 mi21198-612724+612724+621407(Top 80%)12595(Top 83%)12595(Top 238%)
40K24.85 mi0.85 mi21200-212713+1112713+1121224(Top 80%)12466(Top 82%)12466(Top 236%)
25.2M25.20 mi0.35 mi21221-2112726-1312726-1322110(Top 83%)12900(Top 85%)12900(Top 244%)
Finish26.22 mi1.02 mi21305-8412757-3112757-3123129(Top 87%)13399(Top 88%)13399(Top 254%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 78%
×21story building
+97ft-345ft

Overall

20898

Males

12695

M18-39

12695

5K→10K

3.1 - 6.2 mi

Top 83%
×5story building
+79ft-138ft

Overall

22100

Males

13205

M18-39

13205

10K→15K

6.2 - 9.3 mi

Top 78%
×3story building
+67ft-78ft

Overall

20898

Males

12695

M18-39

12695

15K→20K

9.3 - 12.4 mi

Top 78%
×5story building
+106ft-86ft

Overall

20676

Males

12610

M18-39

12610

20K→Half

12.4 - 13.1 mi

Top 75%
×2story building
+19ft-37ft

Overall

19947

Males

12300

M18-39

12300

Half→25K

13.1 - 15.5 mi

Top 77%
×4story building
+66ft-88ft

Overall

20580

Males

12525

M18-39

12525

25K→30K

15.5 - 18.6 mi

Top 77%
×9story building
+181ft-148ft

Overall

20497

Males

12422

M18-39

12422

30K→20M

18.6 - 20.0 mi

Top 80%
×5story building
+64ft-50ft

Overall

21273

Males

12686

M18-39

12686

20M→21M

20.0 - 21.0 mi

Top 77%
×8story building
+106ft-24ft

Overall

20373

Males

12224

M18-39

12224

21M→35K

21.0 - 21.8 mi

Top 91%
×7story building
+17ft-86ft

Overall

24252

Males

13970

M18-39

13970

35K→23M

21.8 - 23.0 mi

Top 76%
×5story building
+23ft-63ft

Overall

20165

Males

12092

M18-39

12092

23M→24M

23.0 - 24.0 mi

Top 80%
×6story building
+12ft-82ft

Overall

21407

Males

12595

M18-39

12595

24M→40K

24.0 - 24.9 mi

Top 80%
×1story
+6ft-20ft

Overall

21224

Males

12466

M18-39

12466

40K→25.2M

24.9 - 25.2 mi

Top 83%
×1story
+13ft-16ft

Overall

22110

Males

12900

M18-39

12900

25.2M→Finish

25.2 - 26.2 mi

Top 87%
×2story building
+22ft-21ft

Overall

23129

Males

13399

M18-39

13399

Passing Analysis

Category:
Athletes Passed
1919
Passed By
874
Net Change
+1045
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22350
5K → 10K289206+83#22350#22267
10K → 15K46025+435#22267#21832
15K → 20K29623+273#21832#21559
20K → Half805+75#21559#21484
Half → 25K18226+156#21484#21328
25K → 30K21263+149#21328#21179
30K → 20M7655+21#21179#21158
20M → 21M8636+50#21158#21108
21M → 35K8185-177#21108#21285
35K → 23M11320+93#21285#21192
23M → 24M4551-6#21192#21198
24M → 40K4850-2#21198#21200
40K → 25.2M1334-21#21200#21221
25.2M → Finish1195-84#21221#21305
TOTALS1919874+1045
📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing