Boston Marathon logo
BOSTON MARATHON 2024

Chris Kelly

Bib: 3945•M

VA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 25550
Top 4%
Gender (Male)
#0 / 14578
Top 7%
Division (M18-39)
#0 / 4849
Top 18%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K· 3.11 mi
20:48
Rank: #4766
Start → 5K
20:48 | 6:42/mi
10K· 6.21 mi
41:16
Rank: #4069 (+697)
5K → 10K
20:28 | 6:35/mi
15K· 9.32 mi
1:01:14
Rank: #3382 (+687)
10K → 15K
19:58 | 6:26/mi
20K· 12.43 mi
1:21:05
Rank: #2826 (+556)
15K → 20K
19:51 | 6:23/mi
Half· 13.11 mi
1:25:20
Rank: #2720 (+106)
20K → Half
4:15 | 6:14/mi
25K· 15.53 mi
1:40:32
Rank: #2306 (+414)
Half → 25K
15:12 | 6:16/mi
30K· 18.64 mi
2:00:11
Rank: #1805 (+501)
25K → 30K
19:39 | 6:19/mi
20M
2:08:48
Rank: #1641 (+164)
30K → 20M
8:37 | 6:20/mi
21M
2:15:37
Rank: #1506 (+135)
20M → 21M
6:49 | 6:49/mi
35K· 21.75 mi
2:20:15
Rank: #1447 (+59)
21M → 35K
4:38 | 6:12/mi
23M
2:28:13
Rank: #1322 (+125)
35K → 23M
7:58 | 6:22/mi
24M
2:34:29
Rank: #1259 (+63)
23M → 24M
6:16 | 6:16/mi
40K· 24.85 mi
2:40:01
Rank: #1211 (+48)
24M → 40K
5:32 | 6:28/mi
25.2M
2:42:27
Rank: #1182 (+29)
40K → 25.2M
2:26 | 7:03/mi
Finish· 26.22 mi
2:48:43
Rank: #1120 (+62)
25.2M → Finish
6:16 | 6:09/mi

Course Map & Elevation

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 Half
Distance13.11 mi
Time1:25:20
Pace6:31 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:23:23
Pace6:22 /mi
📊Negative Split: 2.3% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:1420:486:4220:48
6:42
-
10K
6.21 mi10:43:4241:166:3820:28
6:35
-0:07
15K
9.32 mi11:03:401:01:146:3419:58
6:26
-0:09
20K
12.43 mi11:23:311:21:056:3119:51
6:23
-0:03
Half
13.11 mi11:27:461:25:206:314:15
6:14
-0:09
25K
15.53 mi11:42:581:40:326:2815:12
6:16
+0:02
30K
18.64 mi12:02:372:00:116:2719:39
6:19
+0:03
20M
20.00 mi12:11:142:08:486:268:37
6:20
+0:01
21M
21.00 mi12:18:032:15:376:276:49
6:49
+0:29
35K
21.75 mi12:22:412:20:156:274:38
6:12
-0:37
23M
23.00 mi12:30:392:28:136:277:58
6:22
+0:10
24M
24.00 mi12:36:552:34:296:266:16
6:16
-0:06
40K
24.85 mi12:42:272:40:016:265:32
6:28
+0:12
25.2M
25.20 mi12:44:532:42:276:272:26
7:03
+0:35
Finish
26.22 mi12:51:092:48:436:266:16
6:09
-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

6:09 /mi

Average Pace

6:26 /mi

Slowest Pace

7:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

2:39:28

95% of race

Time at Steady Pace

9:15

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:26 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:23:1420:486:4220:48
6:42
#4766
10K
6.21 mi10:43:4241:166:3820:28
6:35
#4069
15K
9.32 mi11:03:401:01:146:3419:58
6:26
#3382
20K
12.43 mi11:23:311:21:056:3119:51
6:23
#2826
Half
13.11 mi11:27:461:25:206:314:15
6:14
#2720
25K
15.53 mi11:42:581:40:326:2815:12
6:16
#2306
30K
18.64 mi12:02:372:00:116:2719:39
6:19
#1805
20M
20.00 mi12:11:142:08:486:268:37
6:20
#1641
21M
21.00 mi12:18:032:15:376:276:49
6:49
#1506
35K
21.75 mi12:22:412:20:156:274:38
6:12
#1447
23M
23.00 mi12:30:392:28:136:277:58
6:22
#1322
24M
24.00 mi12:36:552:34:296:266:16
6:16
#1259
40K
24.85 mi12:42:272:40:016:265:32
6:28
#1211
25.2M
25.20 mi12:44:532:42:276:272:26
7:03
#1182
Finish
26.22 mi12:51:092:48:436:266:16
6:09
#1120
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4766442944292311(Top 9%)2229(Top 15%)2229(Top 46%)
10K6.21 mi3.10 mi4069+6973836+5933836+5933509(Top 14%)3324(Top 23%)3324(Top 69%)
15K9.32 mi3.11 mi3382+6873219+6173219+6172311(Top 9%)2229(Top 15%)2229(Top 46%)
20K12.43 mi3.11 mi2826+5562704+5152704+5151687(Top 7%)1625(Top 11%)1625(Top 34%)
Half13.11 mi0.68 mi2720+1062602+1022602+1021394(Top 5%)1349(Top 9%)1349(Top 28%)
25K15.53 mi2.42 mi2306+4142220+3822220+3821039(Top 4%)1001(Top 7%)1001(Top 21%)
30K18.64 mi3.11 mi1805+5011745+4751745+475683(Top 3%)653(Top 4%)653(Top 13%)
20M20.00 mi1.36 mi1641+1641584+1611584+161580(Top 2%)550(Top 4%)550(Top 11%)
21M21.00 mi1.00 mi1506+1351452+1321452+132732(Top 3%)691(Top 5%)691(Top 14%)
35K21.75 mi0.75 mi1447+591393+591393+59633(Top 2%)598(Top 4%)598(Top 12%)
23M23.00 mi1.25 mi1322+1251271+1221271+122486(Top 2%)455(Top 3%)455(Top 9%)
24M24.00 mi1.00 mi1259+631209+621209+62555(Top 2%)521(Top 4%)521(Top 11%)
40K24.85 mi0.85 mi1211+481162+471162+47698(Top 3%)651(Top 4%)651(Top 13%)
25.2M25.20 mi0.35 mi1182+291134+281134+28657(Top 3%)605(Top 4%)605(Top 12%)
Finish26.22 mi1.02 mi1120+621073+611073+61634(Top 2%)593(Top 4%)593(Top 12%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
×21stories
+97ft-345ft

Overall

2311

Males

2229

M18-39

2229

5K→10K

3.1 - 6.2 mi

Top 14%
×5stories
+79ft-138ft

Overall

3509

Males

3324

M18-39

3324

10K→15K

6.2 - 9.3 mi

Top 9%
×3stories
+67ft-78ft

Overall

2311

Males

2229

M18-39

2229

15K→20K

9.3 - 12.4 mi

Top 7%
×5stories
+106ft-86ft

Overall

1687

Males

1625

M18-39

1625

20K→Half

12.4 - 13.1 mi

Top 5%
×2stories
+19ft-37ft

Overall

1394

Males

1349

M18-39

1349

Half→25K

13.1 - 15.5 mi

Top 4%
×4stories
+66ft-88ft

Overall

1039

Males

1001

M18-39

1001

25K→30K

15.5 - 18.6 mi

Top 3%
×9stories
+181ft-148ft

Overall

683

Males

653

M18-39

653

30K→20M

18.6 - 20.0 mi

Top 2%
×5stories
+64ft-50ft

Overall

580

Males

550

M18-39

550

20M→21M

20.0 - 21.0 mi

Top 3%
×8stories
+106ft-24ft

Overall

732

Males

691

M18-39

691

21M→35K

21.0 - 21.8 mi

Top 2%
×7stories
+17ft-86ft

Overall

633

Males

598

M18-39

598

35K→23M

21.8 - 23.0 mi

Top 2%
×5stories
+23ft-63ft

Overall

486

Males

455

M18-39

455

23M→24M

23.0 - 24.0 mi

Top 2%
×6stories
+12ft-82ft

Overall

555

Males

521

M18-39

521

24M→40K

24.0 - 24.9 mi

Top 3%
×1story
+6ft-20ft

Overall

698

Males

651

M18-39

651

40K→25.2M

24.9 - 25.2 mi

Top 3%
×1story
+13ft-16ft

Overall

657

Males

605

M18-39

605

25.2M→Finish

25.2 - 26.2 mi

Top 2%
×2stories
+22ft-21ft

Overall

634

Males

593

M18-39

593

Passing Analysis

Category:
Athletes Passed
3685
Passed By
39
Net Change
+3646
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4766
5K → 10K71619+697#4766#4069
10K → 15K6892+687#4069#3382
15K → 20K5560+556#3382#2826
20K → Half1060+106#2826#2720
Half → 25K4140+414#2720#2306
25K → 30K5010+501#2306#1805
30K → 20M1640+164#1805#1641
20M → 21M1372+135#1641#1506
21M → 35K601+59#1506#1447
35K → 23M1261+125#1447#1322
23M → 24M696+63#1322#1259
24M → 40K513+48#1259#1211
40K → 25.2M301+29#1211#1182
25.2M → Finish664+62#1182#1120
TOTALS368539+3646
📊

Passing Visuals

Category:

📈Position Graph

Loading...

🎨Heatmap Timeline

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