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BOSTON MARATHON 2023

Alex Turnbull

Bib: 5739•M

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 12%
Gender (Male)
#0 / 15176
Top 20%
Division (M18-39)
#0 / 5285
Top 43%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:48
Rank: #3618
Start → 5K
20:48 | 6:42/mi
10K· 6.21 mi
41:25
Rank: #3651 (-33)
5K → 10K
20:37 | 6:38/mi
15K· 9.32 mi
1:02:00
Rank: #3579 (+72)
10K → 15K
20:35 | 6:38/mi
20K· 12.43 mi
1:22:38
Rank: #3442 (+137)
15K → 20K
20:38 | 6:38/mi
Half· 13.11 mi
1:27:05
Rank: #3416 (+26)
20K → Half
4:27 | 6:31/mi
25K· 15.53 mi
1:43:15
Rank: #3326 (+90)
Half → 25K
16:10 | 6:40/mi
30K· 18.64 mi
2:04:14
Rank: #3154 (+172)
25K → 30K
20:59 | 6:45/mi
20M
2:13:29
Rank: #3102 (+52)
30K → 20M
9:15 | 6:48/mi
21M
2:20:50
Rank: #3134 (-32)
20M → 21M
7:21 | 7:21/mi
35K· 21.75 mi
2:25:51
Rank: #3130 (+4)
21M → 35K
5:01 | 6:42/mi
23M
2:34:29
Rank: #3097 (+33)
35K → 23M
8:38 | 6:54/mi
24M
2:41:10
Rank: #3081 (+16)
23M → 24M
6:41 | 6:41/mi
40K· 24.85 mi
2:47:14
Rank: #3107 (-26)
24M → 40K
6:04 | 7:06/mi
25.2M
2:49:55
Rank: #3144 (-37)
40K → 25.2M
2:41 | 7:47/mi
Finish· 26.22 mi
2:57:13
Rank: #3252 (-108)
25.2M → Finish
7:18 | 7:10/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:05
Pace6:39 /mi
2nd Half
Distance13.11 mi
Time1:30:08
Pace6:53 /mi
📊Positive Split: 3.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:2220:486:4220:48
6:42
-
10K
6.21 mi10:43:5941:256:4020:37
6:38
-0:04
15K
9.32 mi11:04:341:02:006:3920:35
6:38
0:00
20K
12.43 mi11:25:121:22:386:3920:38
6:38
0:00
Half
13.11 mi11:29:391:27:056:394:27
6:31
-0:07
25K
15.53 mi11:45:491:43:156:3916:10
6:40
+0:09
30K
18.64 mi12:06:482:04:146:4020:59
6:45
+0:05
20M
20.00 mi12:16:032:13:296:409:15
6:48
+0:03
21M
21.00 mi12:23:242:20:506:427:21
7:21
+0:33
35K
21.75 mi12:28:252:25:516:425:01
6:42
-0:39
23M
23.00 mi12:37:032:34:296:438:38
6:54
+0:12
24M
24.00 mi12:43:442:41:106:436:41
6:41
-0:13
40K
24.85 mi12:49:482:47:146:446:04
7:06
+0:25
25.2M
25.20 mi12:52:292:49:556:452:41
7:47
+0:41
Finish
26.22 mi12:59:472:57:136:467:18
7:10
-0:37

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

6:31 /mi

Average Pace

6:46 /mi

Slowest Pace

7:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:47:11

94% of race

Time at Steady Pace

7:21

4% of race

Time at Slower Pace

2:41

2% of race

Average Pace: 6:46 /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 mi10:23:2220:486:4220:48
6:42
#3618
10K
6.21 mi10:43:5941:256:4020:37
6:38
#3651
15K
9.32 mi11:04:341:02:006:3920:35
6:38
#3579
20K
12.43 mi11:25:121:22:386:3920:38
6:38
#3442
Half
13.11 mi11:29:391:27:056:394:27
6:31
#3416
25K
15.53 mi11:45:491:43:156:3916:10
6:40
#3326
30K
18.64 mi12:06:482:04:146:4020:59
6:45
#3154
20M
20.00 mi12:16:032:13:296:409:15
6:48
#3102
21M
21.00 mi12:23:242:20:506:427:21
7:21
#3134
35K
21.75 mi12:28:252:25:516:425:01
6:42
#3130
23M
23.00 mi12:37:032:34:296:438:38
6:54
#3097
24M
24.00 mi12:43:442:41:106:436:41
6:41
#3081
40K
24.85 mi12:49:482:47:146:446:04
7:06
#3107
25.2M
25.20 mi12:52:292:49:556:452:41
7:47
#3144
Finish
26.22 mi12:59:472:57:136:467:18
7:10
#3252
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3618340834083504(Top 13%)3318(Top 22%)3318(Top 63%)
10K6.21 mi3.10 mi3651-333444-363444-363756(Top 14%)3543(Top 23%)3543(Top 67%)
15K9.32 mi3.11 mi3579+723384+603384+603504(Top 13%)3318(Top 22%)3318(Top 63%)
20K12.43 mi3.11 mi3442+1373263+1213263+1213110(Top 12%)2957(Top 19%)2957(Top 56%)
Half13.11 mi0.68 mi3416+263243+203243+202947(Top 11%)2822(Top 19%)2822(Top 53%)
25K15.53 mi2.42 mi3326+903164+793164+793121(Top 12%)2976(Top 20%)2976(Top 56%)
30K18.64 mi3.11 mi3154+1723005+1593005+1592715(Top 10%)2579(Top 17%)2579(Top 49%)
20M20.00 mi1.36 mi3102+522954+512954+512867(Top 11%)2702(Top 18%)2702(Top 51%)
21M21.00 mi1.00 mi3134-322975-212975-213851(Top 14%)3559(Top 23%)3559(Top 67%)
35K21.75 mi0.75 mi3130+42969+62969+63571(Top 13%)3305(Top 22%)3305(Top 63%)
23M23.00 mi1.25 mi3097+332941+282941+283190(Top 12%)2967(Top 20%)2967(Top 56%)
24M24.00 mi1.00 mi3081+162921+202921+203009(Top 11%)2793(Top 18%)2793(Top 53%)
40K24.85 mi0.85 mi3107-262944-232944-234316(Top 16%)3832(Top 25%)3832(Top 73%)
25.2M25.20 mi0.35 mi3144-372978-342978-345203(Top 20%)4383(Top 29%)4383(Top 83%)
Finish26.22 mi1.02 mi3252-1083076-983076-986152(Top 23%)5025(Top 33%)5025(Top 95%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 13%
×21stories
+97ft-345ft

Overall

3504

Males

3318

M18-39

3318

5K→10K

3.1 - 6.2 mi

Top 14%
×5stories
+79ft-138ft

Overall

3756

Males

3543

M18-39

3543

10K→15K

6.2 - 9.3 mi

Top 13%
×3stories
+67ft-78ft

Overall

3504

Males

3318

M18-39

3318

15K→20K

9.3 - 12.4 mi

Top 12%
×5stories
+106ft-86ft

Overall

3110

Males

2957

M18-39

2957

20K→Half

12.4 - 13.1 mi

Top 11%
×2stories
+19ft-37ft

Overall

2947

Males

2822

M18-39

2822

Half→25K

13.1 - 15.5 mi

Top 12%
×4stories
+66ft-88ft

Overall

3121

Males

2976

M18-39

2976

25K→30K

15.5 - 18.6 mi

Top 10%
×9stories
+181ft-148ft

Overall

2715

Males

2579

M18-39

2579

30K→20M

18.6 - 20.0 mi

Top 11%
×5stories
+64ft-50ft

Overall

2867

Males

2702

M18-39

2702

20M→21M

20.0 - 21.0 mi

Top 14%
×8stories
+106ft-24ft

Overall

3851

Males

3559

M18-39

3559

21M→35K

21.0 - 21.8 mi

Top 13%
×7stories
+17ft-86ft

Overall

3571

Males

3305

M18-39

3305

35K→23M

21.8 - 23.0 mi

Top 12%
×5stories
+23ft-63ft

Overall

3190

Males

2967

M18-39

2967

23M→24M

23.0 - 24.0 mi

Top 11%
×6stories
+12ft-82ft

Overall

3009

Males

2793

M18-39

2793

24M→40K

24.0 - 24.9 mi

Top 16%
×1story
+6ft-20ft

Overall

4316

Males

3832

M18-39

3832

40K→25.2M

24.9 - 25.2 mi

Top 20%
×1story
+13ft-16ft

Overall

5203

Males

4383

M18-39

4383

25.2M→Finish

25.2 - 26.2 mi

Top 23%
×2stories
+22ft-21ft

Overall

6152

Males

5025

M18-39

5025

Passing Analysis

Category:
Athletes Passed
1136
Passed By
770
Net Change
+366
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3618
5K → 10K179212-33#3618#3651
10K → 15K14371+72#3651#3579
15K → 20K15922+137#3579#3442
20K → Half337+26#3442#3416
Half → 25K11929+90#3416#3326
25K → 30K19523+172#3326#3154
30K → 20M7321+52#3154#3102
20M → 21M3264-32#3102#3134
21M → 35K3026+4#3134#3130
35K → 23M6431+33#3130#3097
23M → 24M5135+16#3097#3081
24M → 40K3561-26#3081#3107
40K → 25.2M744-37#3107#3144
25.2M → Finish16124-108#3144#3252
TOTALS1136770+366
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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