Boston Marathon logo
BOSTON MARATHON 2024

Thomas Dellinger

Bib: 662•M

NY

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 25550
Top 1%
Gender (Male)
#0 / 14578
Top 2%
Division (M18-39)
#0 / 4849
Top 4%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
17:59
Rank: #489
Start → 5K
5:47/mi
17:59 split
10K· 6.21 mi
36:13
Rank: #512 (-23)
5K → 10K
5:52/mi
18:14 split
15K· 9.32 mi
54:31
Rank: #522 (-10)
10K → 15K
5:53/mi
18:18 split
20K· 12.43 mi
1:12:50
Rank: #487 (+35)
15K → 20K
5:54/mi
18:19 split
Half· 13.11 mi
1:16:50
Rank: #482 (+5)
20K → Half
5:52/mi
4:00 split
25K· 15.53 mi
1:31:20
Rank: #459 (+23)
Half → 25K
5:59/mi
14:30 split
30K· 18.64 mi
1:50:00
Rank: #383 (+76)
25K → 30K
6:00/mi
18:40 split
20M
1:58:09
Rank: #344 (+39)
30K → 20M
6:00/mi
8:09 split
21M
2:04:31
Rank: #324 (+20)
20M → 21M
6:22/mi
6:22 split
35K· 21.75 mi
2:08:52
Rank: #314 (+10)
21M → 35K
5:49/mi
4:21 split
23M
2:16:32
Rank: #290 (+24)
35K → 23M
6:07/mi
7:40 split
24M
2:22:28
Rank: #280 (+10)
23M → 24M
5:56/mi
5:56 split
40K· 24.85 mi
2:27:38
Rank: #273 (+7)
24M → 40K
6:03/mi
5:10 split
25.2M
2:29:58
Rank: #269 (+4)
40K → 25.2M
6:46/mi
2:20 split
Finish· 26.22 mi
2:35:57
Rank: #264 (+5)
25.2M → Finish
5:52/mi
5:59 split

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
Time1:16:50
Pace5:52 /mi
2nd Half
Distance13.11 mi
Time1:19:07
Pace6:02 /mi
📊Positive Split: 3.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:0617:595:4717:59
5:47
-
10K
6.21 mi10:36:2036:135:5018:14
5:52
+0:05
15K
9.32 mi10:54:3854:315:5118:18
5:53
+0:01
20K
12.43 mi11:12:571:12:505:5218:19
5:54
+0:01
Half
13.11 mi11:16:571:16:505:524:00
5:52
-0:02
25K
15.53 mi11:31:271:31:205:5314:30
5:59
+0:07
30K
18.64 mi11:50:071:50:005:5418:40
6:00
+0:01
20M
20.00 mi11:58:161:58:095:548:09
6:00
0:00
21M
21.00 mi12:04:382:04:315:566:22
6:22
+0:22
35K
21.75 mi12:08:592:08:525:564:21
5:49
-0:33
23M
23.00 mi12:16:392:16:325:567:40
6:07
+0:18
24M
24.00 mi12:22:352:22:285:565:56
5:56
-0:11
40K
24.85 mi12:27:452:27:385:565:10
6:03
+0:07
25.2M
25.20 mi12:30:052:29:585:572:20
6:46
+0:43
Finish
26.22 mi12:36:042:35:575:575:59
5:52
-0:54

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

5:47 /mi

Average Pace

5:57 /mi

Slowest Pace

6:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:27:15

94% of race

Time at Steady Pace

8:42

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 5:57 /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 mi10:18:0617:595:4717:59
5:47
#489
10K
6.21 mi10:36:2036:135:5018:14
5:52
#512
15K
9.32 mi10:54:3854:315:5118:18
5:53
#522
20K
12.43 mi11:12:571:12:505:5218:19
5:54
#487
Half
13.11 mi11:16:571:16:505:524:00
5:52
#482
25K
15.53 mi11:31:271:31:205:5314:30
5:59
#459
30K
18.64 mi11:50:071:50:005:5418:40
6:00
#383
20M
20.00 mi11:58:161:58:095:548:09
6:00
#344
21M
21.00 mi12:04:382:04:315:566:22
6:22
#324
35K
21.75 mi12:08:592:08:525:564:21
5:49
#314
23M
23.00 mi12:16:392:16:325:567:40
6:07
#290
24M
24.00 mi12:22:352:22:285:565:56
5:56
#280
40K
24.85 mi12:27:452:27:385:565:10
6:03
#273
25.2M
25.20 mi12:30:052:29:585:572:20
6:46
#269
Finish
26.22 mi12:36:042:35:575:575:59
5:52
#264
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi489467467521(Top 2%)499(Top 3%)499(Top 10%)
10K6.21 mi3.10 mi512-23489-22489-22576(Top 2%)553(Top 4%)553(Top 11%)
15K9.32 mi3.11 mi522-10500-11500-11521(Top 2%)499(Top 3%)499(Top 10%)
20K12.43 mi3.11 mi487+35465+35465+35396(Top 2%)374(Top 3%)374(Top 8%)
Half13.11 mi0.68 mi482+5460+5460+5470(Top 2%)447(Top 3%)447(Top 9%)
25K15.53 mi2.42 mi459+23437+23437+23428(Top 2%)405(Top 3%)405(Top 8%)
30K18.64 mi3.11 mi383+76361+76361+76253(Top 1.0%)230(Top 2%)230(Top 5%)
20M20.00 mi1.36 mi344+39322+39322+39201(Top 0.8%)180(Top 1%)180(Top 4%)
21M21.00 mi1.00 mi324+20301+21301+21240(Top 0.9%)220(Top 2%)220(Top 5%)
35K21.75 mi0.75 mi314+10291+10291+10216(Top 0.8%)194(Top 1%)194(Top 4%)
23M23.00 mi1.25 mi290+24267+24267+24254(Top 1.0%)232(Top 2%)232(Top 5%)
24M24.00 mi1.00 mi280+10257+10257+10233(Top 0.9%)210(Top 1%)210(Top 4%)
40K24.85 mi0.85 mi273+7250+7250+7222(Top 0.9%)199(Top 1%)199(Top 4%)
25.2M25.20 mi0.35 mi269+4246+4246+4312(Top 1%)286(Top 2%)286(Top 6%)
Finish26.22 mi1.02 mi264+5241+5241+5283(Top 1%)264(Top 2%)264(Top 5%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 2%
×21story building
+97ft-345ft

Overall

521

Males

499

M18-39

499

5K→10K

3.1 - 6.2 mi

Top 2%
×5story building
+79ft-138ft

Overall

576

Males

553

M18-39

553

10K→15K

6.2 - 9.3 mi

Top 2%
×3story building
+67ft-78ft

Overall

521

Males

499

M18-39

499

15K→20K

9.3 - 12.4 mi

Top 2%
×5story building
+106ft-86ft

Overall

396

Males

374

M18-39

374

20K→Half

12.4 - 13.1 mi

Top 2%
×2story building
+19ft-37ft

Overall

470

Males

447

M18-39

447

Half→25K

13.1 - 15.5 mi

Top 2%
×4story building
+66ft-88ft

Overall

428

Males

405

M18-39

405

25K→30K

15.5 - 18.6 mi

Top 1.0%
×9story building
+181ft-148ft

Overall

253

Males

230

M18-39

230

30K→20M

18.6 - 20.0 mi

Top 0.8%
×5story building
+64ft-50ft

Overall

201

Males

180

M18-39

180

20M→21M

20.0 - 21.0 mi

Top 0.9%
×8story building
+106ft-24ft

Overall

240

Males

220

M18-39

220

21M→35K

21.0 - 21.8 mi

Top 0.8%
×7story building
+17ft-86ft

Overall

216

Males

194

M18-39

194

35K→23M

21.8 - 23.0 mi

Top 1.0%
×5story building
+23ft-63ft

Overall

254

Males

232

M18-39

232

23M→24M

23.0 - 24.0 mi

Top 0.9%
×6story building
+12ft-82ft

Overall

233

Males

210

M18-39

210

24M→40K

24.0 - 24.9 mi

Top 0.9%
×1story
+6ft-20ft

Overall

222

Males

199

M18-39

199

40K→25.2M

24.9 - 25.2 mi

Top 1%
×1story
+13ft-16ft

Overall

312

Males

286

M18-39

286

25.2M→Finish

25.2 - 26.2 mi

Top 1%
×2story building
+22ft-21ft

Overall

283

Males

264

M18-39

264

Passing Analysis

Category:
Athletes Passed
323
Passed By
98
Net Change
+225
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#489
5K → 10K1639-23#489#512
10K → 15K2030-10#512#522
15K → 20K405+35#522#487
20K → Half72+5#487#482
Half → 25K3411+23#482#459
25K → 30K760+76#459#383
30K → 20M390+39#383#344
20M → 21M233+20#344#324
21M → 35K111+10#324#314
35K → 23M240+24#314#290
23M → 24M122+10#290#280
24M → 40K92+7#280#273
40K → 25.2M51+4#273#269
25.2M → Finish72+5#269#264
TOTALS32398+225
📊

Passing Visuals

Category:
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