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BOSTON MARATHON 2023

Stephen Marthy

Bib: 2610•M

CA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 11%
Gender (Male)
#0 / 15176
Top 18%
Division (M18-39)
#0 / 5285
Top 39%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:11
Rank: #4828
Start → 5K
21:11 | 6:49/mi
10K· 6.21 mi
41:50
Rank: #4293 (+535)
5K → 10K
20:39 | 6:39/mi
15K· 9.32 mi
1:02:14
Rank: #3776 (+517)
10K → 15K
20:24 | 6:34/mi
20K· 12.43 mi
1:22:43
Rank: #3500 (+276)
15K → 20K
20:29 | 6:36/mi
Half· 13.11 mi
1:27:06
Rank: #3422 (+78)
20K → Half
4:23 | 6:25/mi
25K· 15.53 mi
1:42:50
Rank: #3134 (+288)
Half → 25K
15:44 | 6:29/mi
30K· 18.64 mi
2:03:42
Rank: #2946 (+188)
25K → 30K
20:52 | 6:43/mi
20M
2:12:51
Rank: #2887 (+59)
30K → 20M
9:09 | 6:44/mi
21M
2:20:04
Rank: #2875 (+12)
20M → 21M
7:13 | 7:13/mi
35K· 21.75 mi
2:25:00
Rank: #2866 (+9)
21M → 35K
4:56 | 6:36/mi
23M
2:33:40
Rank: #2857 (+9)
35K → 23M
8:40 | 6:55/mi
24M
2:40:33
Rank: #2910 (-53)
23M → 24M
6:53 | 6:53/mi
40K· 24.85 mi
2:46:31
Rank: #2920 (-10)
24M → 40K
5:58 | 6:59/mi
25.2M
2:49:04
Rank: #2909 (+11)
40K → 25.2M
2:33 | 7:24/mi
Finish· 26.22 mi
2:55:43
Rank: #2866 (+43)
25.2M → Finish
6:39 | 6:32/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:06
Pace6:39 /mi
2nd Half
Distance13.11 mi
Time1:28:37
Pace6:46 /mi
📊Positive Split: 1.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:1121:116:4921:11
6:49
-
10K
6.21 mi10:43:5041:506:4420:39
6:39
-0:10
15K
9.32 mi11:04:141:02:146:4120:24
6:34
-0:05
20K
12.43 mi11:24:431:22:436:3920:29
6:36
+0:02
Half
13.11 mi11:29:061:27:066:394:23
6:25
-0:11
25K
15.53 mi11:44:501:42:506:3715:44
6:29
+0:04
30K
18.64 mi12:05:422:03:426:3820:52
6:43
+0:14
20M
20.00 mi12:14:512:12:516:399:09
6:44
+0:01
21M
21.00 mi12:22:042:20:046:407:13
7:13
+0:29
35K
21.75 mi12:27:002:25:006:404:56
6:36
-0:37
23M
23.00 mi12:35:402:33:406:418:40
6:55
+0:19
24M
24.00 mi12:42:332:40:336:416:53
6:53
-0:02
40K
24.85 mi12:48:312:46:316:425:58
6:59
+0:06
25.2M
25.20 mi12:51:042:49:046:432:33
7:24
+0:25
Finish
26.22 mi12:57:432:55:436:426:39
6:32
-0:52

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

6:25 /mi

Average Pace

6:42 /mi

Slowest Pace

7:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:45:57

94% of race

Time at Steady Pace

9:46

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:42 /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 mi10:23:1121:116:4921:11
6:49
#4828
10K
6.21 mi10:43:5041:506:4420:39
6:39
#4293
15K
9.32 mi11:04:141:02:146:4120:24
6:34
#3776
20K
12.43 mi11:24:431:22:436:3920:29
6:36
#3500
Half
13.11 mi11:29:061:27:066:394:23
6:25
#3422
25K
15.53 mi11:44:501:42:506:3715:44
6:29
#3134
30K
18.64 mi12:05:422:03:426:3820:52
6:43
#2946
20M
20.00 mi12:14:512:12:516:399:09
6:44
#2887
21M
21.00 mi12:22:042:20:046:407:13
7:13
#2875
35K
21.75 mi12:27:002:25:006:404:56
6:36
#2866
23M
23.00 mi12:35:402:33:406:418:40
6:55
#2857
24M
24.00 mi12:42:332:40:336:416:53
6:53
#2910
40K
24.85 mi12:48:312:46:316:425:58
6:59
#2920
25.2M
25.20 mi12:51:042:49:046:432:33
7:24
#2909
Finish
26.22 mi12:57:432:55:436:426:39
6:32
#2866
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4828448744873031(Top 11%)2890(Top 19%)2890(Top 55%)
10K6.21 mi3.10 mi4293+5354022+4654022+4653849(Top 14%)3626(Top 24%)3626(Top 69%)
15K9.32 mi3.11 mi3776+5173563+4593563+4593031(Top 11%)2890(Top 19%)2890(Top 55%)
20K12.43 mi3.11 mi3500+2763317+2463317+2462792(Top 10%)2670(Top 18%)2670(Top 51%)
Half13.11 mi0.68 mi3422+783246+713246+712379(Top 9%)2284(Top 15%)2284(Top 43%)
25K15.53 mi2.42 mi3134+2882985+2612985+2612129(Top 8%)2042(Top 13%)2042(Top 39%)
30K18.64 mi3.11 mi2946+1882815+1702815+1702491(Top 9%)2370(Top 16%)2370(Top 45%)
20M20.00 mi1.36 mi2887+592758+572758+572448(Top 9%)2323(Top 15%)2323(Top 44%)
21M21.00 mi1.00 mi2875+122746+122746+123187(Top 12%)2973(Top 20%)2973(Top 56%)
35K21.75 mi0.75 mi2866+92732+142732+142951(Top 11%)2762(Top 18%)2762(Top 52%)
23M23.00 mi1.25 mi2857+92721+112721+113346(Top 13%)3099(Top 20%)3099(Top 59%)
24M24.00 mi1.00 mi2910-532766-452766-454074(Top 15%)3705(Top 24%)3705(Top 70%)
40K24.85 mi0.85 mi2920-102774-82774-83692(Top 14%)3333(Top 22%)3333(Top 63%)
25.2M25.20 mi0.35 mi2909+112761+132761+133348(Top 13%)3031(Top 20%)3031(Top 57%)
Finish26.22 mi1.02 mi2866+432716+452716+452604(Top 10%)2390(Top 16%)2390(Top 45%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 11%
×21stories
+97ft-345ft

Overall

3031

Males

2890

M18-39

2890

5K→10K

3.1 - 6.2 mi

Top 14%
×5stories
+79ft-138ft

Overall

3849

Males

3626

M18-39

3626

10K→15K

6.2 - 9.3 mi

Top 11%
×3stories
+67ft-78ft

Overall

3031

Males

2890

M18-39

2890

15K→20K

9.3 - 12.4 mi

Top 10%
×5stories
+106ft-86ft

Overall

2792

Males

2670

M18-39

2670

20K→Half

12.4 - 13.1 mi

Top 9%
×2stories
+19ft-37ft

Overall

2379

Males

2284

M18-39

2284

Half→25K

13.1 - 15.5 mi

Top 8%
×4stories
+66ft-88ft

Overall

2129

Males

2042

M18-39

2042

25K→30K

15.5 - 18.6 mi

Top 9%
×9stories
+181ft-148ft

Overall

2491

Males

2370

M18-39

2370

30K→20M

18.6 - 20.0 mi

Top 9%
×5stories
+64ft-50ft

Overall

2448

Males

2323

M18-39

2323

20M→21M

20.0 - 21.0 mi

Top 12%
×8stories
+106ft-24ft

Overall

3187

Males

2973

M18-39

2973

21M→35K

21.0 - 21.8 mi

Top 11%
×7stories
+17ft-86ft

Overall

2951

Males

2762

M18-39

2762

35K→23M

21.8 - 23.0 mi

Top 13%
×5stories
+23ft-63ft

Overall

3346

Males

3099

M18-39

3099

23M→24M

23.0 - 24.0 mi

Top 15%
×6stories
+12ft-82ft

Overall

4074

Males

3705

M18-39

3705

24M→40K

24.0 - 24.9 mi

Top 14%
×1story
+6ft-20ft

Overall

3692

Males

3333

M18-39

3333

40K→25.2M

24.9 - 25.2 mi

Top 13%
×1story
+13ft-16ft

Overall

3348

Males

3031

M18-39

3031

25.2M→Finish

25.2 - 26.2 mi

Top 10%
×2stories
+22ft-21ft

Overall

2604

Males

2390

M18-39

2390

Passing Analysis

Category:
Athletes Passed
2308
Passed By
346
Net Change
+1962
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4828
5K → 10K57540+535#4828#4293
10K → 15K5258+517#4293#3776
15K → 20K2837+276#3776#3500
20K → Half780+78#3500#3422
Half → 25K2902+288#3422#3134
25K → 30K1979+188#3134#2946
30K → 20M7011+59#2946#2887
20M → 21M5038+12#2887#2875
21M → 35K3627+9#2875#2866
35K → 23M5950+9#2866#2857
23M → 24M2275-53#2857#2910
24M → 40K3747-10#2910#2920
40K → 25.2M2312+11#2920#2909
25.2M → Finish6320+43#2909#2866
TOTALS2308346+1962
📊

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