Boston Marathon logo
BOSTON MARATHON 2023

Benjamin Walker

Bib: 5842•M

CA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 26622
Top 11%
Gender (Male)
#0 / 15176
Top 19%
Division (M18-39)
#0 / 5285
Top 41%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:10
Rank: #4782
Start → 5K
21:10 | 6:49/mi
10K· 6.21 mi
41:56
Rank: #4455 (+327)
5K → 10K
20:46 | 6:41/mi
15K· 9.32 mi
1:02:35
Rank: #4148 (+307)
10K → 15K
20:39 | 6:39/mi
20K· 12.43 mi
1:23:16
Rank: #3866 (+282)
15K → 20K
20:41 | 6:39/mi
Half· 13.11 mi
1:27:47
Rank: #3858 (+8)
20K → Half
4:31 | 6:37/mi
25K· 15.53 mi
1:43:52
Rank: #3643 (+215)
Half → 25K
16:05 | 6:38/mi
30K· 18.64 mi
2:04:55
Rank: #3444 (+199)
25K → 30K
21:03 | 6:47/mi
20M
2:14:09
Rank: #3346 (+98)
30K → 20M
9:14 | 6:48/mi
21M
2:21:11
Rank: #3247 (+99)
20M → 21M
7:02 | 7:02/mi
35K· 21.75 mi
2:26:06
Rank: #3222 (+25)
21M → 35K
4:55 | 6:34/mi
23M
2:34:35
Rank: #3136 (+86)
35K → 23M
8:29 | 6:47/mi
24M
2:41:17
Rank: #3116 (+20)
23M → 24M
6:42 | 6:42/mi
40K· 24.85 mi
2:47:08
Rank: #3075 (+41)
24M → 40K
5:51 | 6:51/mi
25.2M
2:49:39
Rank: #3063 (+12)
40K → 25.2M
2:31 | 7:18/mi
Finish· 26.22 mi
2:56:29
Rank: #3051 (+12)
25.2M → Finish
6:50 | 6:42/mi

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:47
Pace6:42 /mi
2nd Half
Distance13.11 mi
Time1:28:42
Pace6:46 /mi
📊Positive Split: 1.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:3421:106:4921:10
6:49
-
10K
6.21 mi10:44:2041:566:4520:46
6:41
-0:08
15K
9.32 mi11:04:591:02:356:4320:39
6:39
-0:02
20K
12.43 mi11:25:401:23:166:4220:41
6:39
0:00
Half
13.11 mi11:30:111:27:476:424:31
6:37
-0:02
25K
15.53 mi11:46:161:43:526:4116:05
6:38
+0:01
30K
18.64 mi12:07:192:04:556:4221:03
6:47
+0:09
20M
20.00 mi12:16:332:14:096:429:14
6:48
+0:01
21M
21.00 mi12:23:352:21:116:437:02
7:02
+0:14
35K
21.75 mi12:28:302:26:066:434:55
6:34
-0:28
23M
23.00 mi12:36:592:34:356:438:29
6:47
+0:13
24M
24.00 mi12:43:412:41:176:436:42
6:42
-0:05
40K
24.85 mi12:49:322:47:086:435:51
6:51
+0:09
25.2M
25.20 mi12:52:032:49:396:442:31
7:18
+0:27
Finish
26.22 mi12:58:532:56:296:446:50
6:42
-0:36

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

6:34 /mi

Average Pace

6:44 /mi

Slowest Pace

7:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:53:58

99% of race

Time at Steady Pace

2:31

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:44 /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 mi10:23:3421:106:4921:10
6:49
#4782
10K
6.21 mi10:44:2041:566:4520:46
6:41
#4455
15K
9.32 mi11:04:591:02:356:4320:39
6:39
#4148
20K
12.43 mi11:25:401:23:166:4220:41
6:39
#3866
Half
13.11 mi11:30:111:27:476:424:31
6:37
#3858
25K
15.53 mi11:46:161:43:526:4116:05
6:38
#3643
30K
18.64 mi12:07:192:04:556:4221:03
6:47
#3444
20M
20.00 mi12:16:332:14:096:429:14
6:48
#3346
21M
21.00 mi12:23:352:21:116:437:02
7:02
#3247
35K
21.75 mi12:28:302:26:066:434:55
6:34
#3222
23M
23.00 mi12:36:592:34:356:438:29
6:47
#3136
24M
24.00 mi12:43:412:41:176:436:42
6:42
#3116
40K
24.85 mi12:49:322:47:086:435:51
6:51
#3075
25.2M
25.20 mi12:52:032:49:396:442:31
7:18
#3063
Finish
26.22 mi12:58:532:56:296:446:50
6:42
#3051
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4782444844483660(Top 14%)3451(Top 23%)3451(Top 65%)
10K6.21 mi3.10 mi4455+3274166+2824166+2824180(Top 16%)3918(Top 26%)3918(Top 74%)
15K9.32 mi3.11 mi4148+3073894+2723894+2723660(Top 14%)3451(Top 23%)3451(Top 65%)
20K12.43 mi3.11 mi3866+2823646+2483646+2483227(Top 12%)3064(Top 20%)3064(Top 58%)
Half13.11 mi0.68 mi3858+83639+73639+73544(Top 13%)3352(Top 22%)3352(Top 63%)
25K15.53 mi2.42 mi3643+2153447+1923447+1922909(Top 11%)2779(Top 18%)2779(Top 53%)
30K18.64 mi3.11 mi3444+1993261+1863261+1862835(Top 11%)2689(Top 18%)2689(Top 51%)
20M20.00 mi1.36 mi3346+983169+923169+922775(Top 10%)2622(Top 17%)2622(Top 50%)
21M21.00 mi1.00 mi3247+993077+923077+922308(Top 9%)2181(Top 14%)2181(Top 41%)
35K21.75 mi0.75 mi3222+253052+253052+252836(Top 11%)2663(Top 18%)2663(Top 50%)
23M23.00 mi1.25 mi3136+862974+782974+782520(Top 9%)2366(Top 16%)2366(Top 45%)
24M24.00 mi1.00 mi3116+202954+202954+203096(Top 12%)2871(Top 19%)2871(Top 54%)
40K24.85 mi0.85 mi3075+412913+412913+413022(Top 11%)2780(Top 18%)2780(Top 53%)
25.2M25.20 mi0.35 mi3063+122902+112902+112916(Top 11%)2671(Top 18%)2671(Top 51%)
Finish26.22 mi1.02 mi3051+122889+132889+133532(Top 13%)3157(Top 21%)3157(Top 60%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 14%
×21stories
+97ft-345ft

Overall

3660

Males

3451

M18-39

3451

5K→10K

3.1 - 6.2 mi

Top 16%
×5stories
+79ft-138ft

Overall

4180

Males

3918

M18-39

3918

10K→15K

6.2 - 9.3 mi

Top 14%
×3stories
+67ft-78ft

Overall

3660

Males

3451

M18-39

3451

15K→20K

9.3 - 12.4 mi

Top 12%
×5stories
+106ft-86ft

Overall

3227

Males

3064

M18-39

3064

20K→Half

12.4 - 13.1 mi

Top 13%
×2stories
+19ft-37ft

Overall

3544

Males

3352

M18-39

3352

Half→25K

13.1 - 15.5 mi

Top 11%
×4stories
+66ft-88ft

Overall

2909

Males

2779

M18-39

2779

25K→30K

15.5 - 18.6 mi

Top 11%
×9stories
+181ft-148ft

Overall

2835

Males

2689

M18-39

2689

30K→20M

18.6 - 20.0 mi

Top 10%
×5stories
+64ft-50ft

Overall

2775

Males

2622

M18-39

2622

20M→21M

20.0 - 21.0 mi

Top 9%
×8stories
+106ft-24ft

Overall

2308

Males

2181

M18-39

2181

21M→35K

21.0 - 21.8 mi

Top 11%
×7stories
+17ft-86ft

Overall

2836

Males

2663

M18-39

2663

35K→23M

21.8 - 23.0 mi

Top 9%
×5stories
+23ft-63ft

Overall

2520

Males

2366

M18-39

2366

23M→24M

23.0 - 24.0 mi

Top 12%
×6stories
+12ft-82ft

Overall

3096

Males

2871

M18-39

2871

24M→40K

24.0 - 24.9 mi

Top 11%
×1story
+6ft-20ft

Overall

3022

Males

2780

M18-39

2780

40K→25.2M

24.9 - 25.2 mi

Top 11%
×1story
+13ft-16ft

Overall

2916

Males

2671

M18-39

2671

25.2M→Finish

25.2 - 26.2 mi

Top 13%
×2stories
+22ft-21ft

Overall

3532

Males

3157

M18-39

3157

Passing Analysis

Category:
Athletes Passed
2071
Passed By
340
Net Change
+1731
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4782
5K → 10K41285+327#4782#4455
10K → 15K33225+307#4455#4148
15K → 20K29715+282#4148#3866
20K → Half2618+8#3866#3858
Half → 25K22611+215#3858#3643
25K → 30K22425+199#3643#3444
30K → 20M11113+98#3444#3346
20M → 21M1067+99#3346#3247
21M → 35K4318+25#3247#3222
35K → 23M10014+86#3222#3136
23M → 24M5232+20#3136#3116
24M → 40K6120+41#3116#3075
40K → 25.2M2614+12#3075#3063
25.2M → Finish5543+12#3063#3051
TOTALS2071340+1731
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing