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BOSTON MARATHON 2023

Herbert Martinson

Bib: 25232•M

TN

0:00
0:00
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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

Start
0:00:00
Race begins
5K· 3.11 mi
28:21
Rank: #20952
Start → 5K
28:21 | 9:07/mi
10K· 6.21 mi
58:35
Rank: #22140 (-1188)
5K → 10K
30:14 | 9:44/mi
15K· 9.32 mi
1:32:52
Rank: #23527 (-1387)
10K → 15K
34:17 | 11:02/mi
20K· 12.43 mi
2:08:07
Rank: #24031 (-504)
15K → 20K
35:15 | 11:21/mi
Half· 13.11 mi
2:15:22
Rank: #24050 (-19)
20K → Half
7:15 | 10:38/mi
25K· 15.53 mi
2:43:14
Rank: #24183 (-133)
Half → 25K
27:52 | 11:30/mi
30K· 18.64 mi
3:23:15
Rank: #24535 (-352)
25K → 30K
40:01 | 12:53/mi
20M
3:39:52
Rank: #24521 (+14)
30K → 20M
16:37 | 12:14/mi
21M
3:53:48
Rank: #24583 (-62)
20M → 21M
13:56 | 13:56/mi
35K· 21.75 mi
4:04:37
Rank: #24726 (-143)
21M → 35K
10:49 | 14:27/mi
23M
4:21:51
Rank: #24829 (-103)
35K → 23M
17:14 | 13:46/mi
24M
4:35:21
Rank: #24928 (-99)
23M → 24M
13:30 | 13:30/mi
40K· 24.85 mi
4:46:38
Rank: #24958 (-30)
24M → 40K
11:17 | 13:12/mi
25.2M
4:51:04
Rank: #24953 (+5)
40K → 25.2M
4:26 | 12:51/mi
Finish· 26.22 mi
5:01:14
Rank: #24881 (+72)
25.2M → Finish
10:10 | 9:59/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:15:22
Pace10:20 /mi
2nd Half
Distance13.11 mi
Time2:45:52
Pace12:39 /mi
📊Positive Split: 22.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:1128:219:0728:21
9:07
-
10K
6.21 mi12:14:2558:359:2630:14
9:44
+0:37
15K
9.32 mi12:48:421:32:529:5834:17
11:02
+1:18
20K
12.43 mi13:23:572:08:0710:1935:15
11:21
+0:19
Half
13.11 mi13:31:122:15:2210:207:15
10:38
-0:43
25K
15.53 mi13:59:042:43:1410:3027:52
11:30
+0:52
30K
18.64 mi14:39:053:23:1510:5440:01
12:53
+1:23
20M
20.00 mi14:55:423:39:5211:0016:37
12:14
-0:39
21M
21.00 mi15:09:383:53:4811:0813:56
13:56
+1:42
35K
21.75 mi15:20:274:04:3711:1510:49
14:27
+0:31
23M
23.00 mi15:37:414:21:5111:2317:14
13:46
-0:41
24M
24.00 mi15:51:114:35:2111:2813:30
13:30
-0:16
40K
24.85 mi16:02:284:46:3811:3211:17
13:12
-0:18
25.2M
25.20 mi16:06:544:51:0411:334:26
12:51
-0:21
Finish
26.22 mi16:17:045:01:1411:3010:10
9:59
-2:52

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

9:07 /mi

Average Pace

11:30 /mi

Slowest Pace

14:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:25:32

48% of race

Time at Steady Pace

1:28:56

30% of race

Time at Slower Pace

1:06:46

22% of race

Average Pace: 11:29 /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 mi11:44:1128:219:0728:21
9:07
#20952
10K
6.21 mi12:14:2558:359:2630:14
9:44
#22140
15K
9.32 mi12:48:421:32:529:5834:17
11:02
#23527
20K
12.43 mi13:23:572:08:0710:1935:15
11:21
#24031
Half
13.11 mi13:31:122:15:2210:207:15
10:38
#24050
25K
15.53 mi13:59:042:43:1410:3027:52
11:30
#24183
30K
18.64 mi14:39:053:23:1510:5440:01
12:53
#24535
20M
20.00 mi14:55:423:39:5211:0016:37
12:14
#24521
21M
21.00 mi15:09:383:53:4811:0813:56
13:56
#24583
35K
21.75 mi15:20:274:04:3711:1510:49
14:27
#24726
23M
23.00 mi15:37:414:21:5111:2317:14
13:46
#24829
24M
24.00 mi15:51:114:35:2111:2813:30
13:30
#24928
40K
24.85 mi16:02:284:46:3811:3211:17
13:12
#24958
25.2M
25.20 mi16:06:544:51:0411:334:26
12:51
#24953
Finish
26.22 mi16:17:045:01:1411:3010:10
9:59
#24881
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi20952125901259025225(Top 95%)14620(Top 96%)14620(Top 277%)
10K6.21 mi3.10 mi22140-118813195-60513195-60523115(Top 87%)13700(Top 90%)13700(Top 259%)
15K9.32 mi3.11 mi23527-138713879-68413879-68425225(Top 95%)14620(Top 96%)14620(Top 277%)
20K12.43 mi3.11 mi24031-50414100-22114100-22125051(Top 94%)14519(Top 96%)14519(Top 275%)
Half13.11 mi0.68 mi24050-1914108-814108-824416(Top 92%)14236(Top 94%)14236(Top 269%)
25K15.53 mi2.42 mi24183-13314157-4914157-4924658(Top 93%)14320(Top 94%)14320(Top 271%)
30K18.64 mi3.11 mi24535-35214287-13014287-13025316(Top 95%)14549(Top 96%)14549(Top 275%)
20M20.00 mi1.36 mi24521+1414279+814279+824466(Top 92%)14127(Top 93%)14127(Top 267%)
21M21.00 mi1.00 mi24583-6214303-2414303-2424971(Top 94%)14352(Top 95%)14352(Top 272%)
35K21.75 mi0.75 mi24726-14314355-5214355-5226287(Top 99%)14995(Top 99%)14995(Top 284%)
23M23.00 mi1.25 mi24829-10314387-3214387-3225664(Top 96%)14656(Top 97%)14656(Top 277%)
24M24.00 mi1.00 mi24928-9914419-3214419-3225798(Top 97%)14702(Top 97%)14702(Top 278%)
40K24.85 mi0.85 mi24958-3014428-914428-925100(Top 94%)14349(Top 95%)14349(Top 272%)
25.2M25.20 mi0.35 mi24953+514423+514423+523788(Top 89%)13685(Top 90%)13685(Top 259%)
Finish26.22 mi1.02 mi24881+7214384+3914384+3921699(Top 82%)12723(Top 84%)12723(Top 241%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 95%
×21stories
+97ft-345ft

Overall

25225

Males

14620

M18-39

14620

5K→10K

3.1 - 6.2 mi

Top 87%
×5stories
+79ft-138ft

Overall

23115

Males

13700

M18-39

13700

10K→15K

6.2 - 9.3 mi

Top 95%
×3stories
+67ft-78ft

Overall

25225

Males

14620

M18-39

14620

15K→20K

9.3 - 12.4 mi

Top 94%
×5stories
+106ft-86ft

Overall

25051

Males

14519

M18-39

14519

20K→Half

12.4 - 13.1 mi

Top 92%
×2stories
+19ft-37ft

Overall

24416

Males

14236

M18-39

14236

Half→25K

13.1 - 15.5 mi

Top 93%
×4stories
+66ft-88ft

Overall

24658

Males

14320

M18-39

14320

25K→30K

15.5 - 18.6 mi

Top 95%
×9stories
+181ft-148ft

Overall

25316

Males

14549

M18-39

14549

30K→20M

18.6 - 20.0 mi

Top 92%
×5stories
+64ft-50ft

Overall

24466

Males

14127

M18-39

14127

20M→21M

20.0 - 21.0 mi

Top 94%
×8stories
+106ft-24ft

Overall

24971

Males

14352

M18-39

14352

21M→35K

21.0 - 21.8 mi

Top 99%
×7stories
+17ft-86ft

Overall

26287

Males

14995

M18-39

14995

35K→23M

21.8 - 23.0 mi

Top 96%
×5stories
+23ft-63ft

Overall

25664

Males

14656

M18-39

14656

23M→24M

23.0 - 24.0 mi

Top 97%
×6stories
+12ft-82ft

Overall

25798

Males

14702

M18-39

14702

24M→40K

24.0 - 24.9 mi

Top 94%
×1story
+6ft-20ft

Overall

25100

Males

14349

M18-39

14349

40K→25.2M

24.9 - 25.2 mi

Top 89%
×1story
+13ft-16ft

Overall

23788

Males

13685

M18-39

13685

25.2M→Finish

25.2 - 26.2 mi

Top 82%
×2stories
+22ft-21ft

Overall

21699

Males

12723

M18-39

12723

Passing Analysis

Category:
Athletes Passed
351
Passed By
4280
Net Change
-3929
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20952
5K → 10K261214-1188#20952#22140
10K → 15K61393-1387#22140#23527
15K → 20K23527-504#23527#24031
20K → Half1534-19#24031#24050
Half → 25K57190-133#24050#24183
25K → 30K34386-352#24183#24535
30K → 20M4935+14#24535#24521
20M → 21M2486-62#24521#24583
21M → 35K4147-143#24583#24726
35K → 23M7110-103#24726#24829
23M → 24M4103-99#24829#24928
24M → 40K1949-30#24928#24958
40K → 25.2M105+5#24958#24953
25.2M → Finish731+72#24953#24881
TOTALS3514280-3929
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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