Boston Marathon logo
BOSTON MARATHON 2024

Nicholas Swim

Bib: 24857•M

ME

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

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
10:47/mi
33:29
↑ 97↓ 3451.5%
10K· 6.21 mi
10:43/mi
1:06:47
↑ 79↓ 1380.4%
15K· 9.32 mi
10:20/mi
1:38:54
↑ 67↓ 78
20K· 12.43 mi
10:55/mi
2:12:48
↑ 106↓ 860.1%
Half· 13.11 mi
10:39/mi
2:20:04
↑ 19↓ 370.5%
25K· 15.53 mi
12:01/mi
2:49:11
↑ 66↓ 880.2%
30K· 18.64 mi
12:45/mi
3:28:49
↑ 181↓ 1480.2%
20M
13:32/mi
3:47:13
↑ 64↓ 500.2%
21M
16:04/mi
4:03:17
↑ 106↓ 241.6%
35K· 21.75 mi
16:38/mi
4:15:44
↑ 17↓ 861.7%
23M
16:13/mi
4:36:02
↑ 23↓ 630.6%
24M
14:30/mi
4:50:32
↓ 821.3%
40K· 24.85 mi
14:25/mi
5:02:52
↓ 200.3%
25.2M
15:40/mi
5:08:16
↑ 13↓ 160.2%
Finish· 26.22 mi
14:01/mi
5:22:33
↑ 22↓ 21

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
Time2:20:04
Pace10:41 /mi
2nd Half
Distance13.11 mi
Time3:02:29
Pace13:55 /mi
📊Positive Split: 30.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:3533:2910:4733:29
10:47
-
10K
6.21 mi12:22:531:06:4710:4533:18
10:43
-0:04
15K
9.32 mi12:55:001:38:5410:3732:07
10:20
-0:23
20K
12.43 mi13:28:542:12:4810:4133:54
10:55
+0:35
Half
13.11 mi13:36:102:20:0410:417:16
10:39
-0:16
25K
15.53 mi14:05:172:49:1110:5329:07
12:01
+1:22
30K
18.64 mi14:44:553:28:4911:1239:38
12:45
+0:44
20M
20.00 mi15:03:193:47:1311:2218:24
13:32
+0:47
21M
21.00 mi15:19:234:03:1711:3516:04
16:04
+2:32
35K
21.75 mi15:31:504:15:4411:4612:27
16:38
+0:34
23M
23.00 mi15:52:084:36:0212:0020:18
16:13
-0:25
24M
24.00 mi16:06:384:50:3212:0614:30
14:30
-1:43
40K
24.85 mi16:18:585:02:5212:1112:20
14:25
-0:05
25.2M
25.20 mi16:24:225:08:1612:145:24
15:40
+1:15
Finish
26.22 mi16:38:395:22:3312:1914:17
14:01
-1:39

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

10:20 /mi

Average Pace

12:19 /mi

Slowest Pace

16:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:49:11

52% of race

Time at Steady Pace

1:39:09

31% of race

Time at Slower Pace

54:13

17% of race

Average Pace: 12:18 /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 mi11:49:3533:2910:4733:29
10:47
#24556
10K
6.21 mi12:22:531:06:4710:4533:18
10:43
#24239
15K
9.32 mi12:55:001:38:5410:3732:07
10:20
#23661
20K
12.43 mi13:28:542:12:4810:4133:54
10:55
#23391
Half
13.11 mi13:36:102:20:0410:417:16
10:39
#23382
25K
15.53 mi14:05:172:49:1110:5329:07
12:01
#23377
30K
18.64 mi14:44:553:28:4911:1239:38
12:45
#23333
20M
20.00 mi15:03:193:47:1311:2218:24
13:32
#23348
21M
21.00 mi15:19:234:03:1711:3516:04
16:04
#23419
35K
21.75 mi15:31:504:15:4411:4612:27
16:38
#23606
23M
23.00 mi15:52:084:36:0212:0020:18
16:13
#23799
24M
24.00 mi16:06:384:50:3212:0614:30
14:30
#23832
40K
24.85 mi16:18:585:02:5212:1112:20
14:25
#23857
25.2M
25.20 mi16:24:225:08:1612:145:24
15:40
#23868
Finish
26.22 mi16:38:395:22:3312:1914:17
14:01
#23950
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi24556142351423522616(Top 89%)13353(Top 92%)13353(Top 275%)
10K6.21 mi3.10 mi24239+31714099+13614099+13623898(Top 94%)13939(Top 96%)13939(Top 287%)
15K9.32 mi3.11 mi23661+57813847+25213847+25222616(Top 89%)13353(Top 92%)13353(Top 275%)
20K12.43 mi3.11 mi23391+27013705+14213705+14222477(Top 88%)13258(Top 91%)13258(Top 273%)
Half13.11 mi0.68 mi23382+913691+1413691+1422937(Top 90%)13433(Top 92%)13433(Top 277%)
25K15.53 mi2.42 mi23377+513670+2113670+2123157(Top 91%)13493(Top 93%)13493(Top 278%)
30K18.64 mi3.11 mi23333+4413612+5813612+5822983(Top 90%)13295(Top 91%)13295(Top 274%)
20M20.00 mi1.36 mi23348-1513594+1813594+1823514(Top 92%)13458(Top 92%)13458(Top 278%)
21M21.00 mi1.00 mi23419-7113627-3313627-3324526(Top 96%)13974(Top 96%)13974(Top 288%)
35K21.75 mi0.75 mi23606-18713713-8613713-8625283(Top 99%)14398(Top 99%)14398(Top 297%)
23M23.00 mi1.25 mi23799-19313790-7713790-7725130(Top 98%)14299(Top 98%)14299(Top 295%)
24M24.00 mi1.00 mi23832-3313794-413794-424567(Top 96%)13923(Top 96%)13923(Top 287%)
40K24.85 mi0.85 mi23857-2513797-313797-324067(Top 94%)13615(Top 93%)13615(Top 281%)
25.2M25.20 mi0.35 mi23868-1113801-413801-423744(Top 93%)13435(Top 92%)13435(Top 277%)
Finish26.22 mi1.02 mi23950-8213833-3213833-3224939(Top 98%)14135(Top 97%)14135(Top 292%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 89%
×21story building
+97ft-345ft

Overall

22616

Males

13353

M18-39

13353

5K→10K

3.1 - 6.2 mi

Top 94%
×5story building
+79ft-138ft

Overall

23898

Males

13939

M18-39

13939

10K→15K

6.2 - 9.3 mi

Top 89%
×3story building
+67ft-78ft

Overall

22616

Males

13353

M18-39

13353

15K→20K

9.3 - 12.4 mi

Top 88%
×5story building
+106ft-86ft

Overall

22477

Males

13258

M18-39

13258

20K→Half

12.4 - 13.1 mi

Top 90%
×2story building
+19ft-37ft

Overall

22937

Males

13433

M18-39

13433

Half→25K

13.1 - 15.5 mi

Top 91%
×4story building
+66ft-88ft

Overall

23157

Males

13493

M18-39

13493

25K→30K

15.5 - 18.6 mi

Top 90%
×9story building
+181ft-148ft

Overall

22983

Males

13295

M18-39

13295

30K→20M

18.6 - 20.0 mi

Top 92%
×5story building
+64ft-50ft

Overall

23514

Males

13458

M18-39

13458

20M→21M

20.0 - 21.0 mi

Top 96%
×8story building
+106ft-24ft

Overall

24526

Males

13974

M18-39

13974

21M→35K

21.0 - 21.8 mi

Top 99%
×7story building
+17ft-86ft

Overall

25283

Males

14398

M18-39

14398

35K→23M

21.8 - 23.0 mi

Top 98%
×5story building
+23ft-63ft

Overall

25130

Males

14299

M18-39

14299

23M→24M

23.0 - 24.0 mi

Top 96%
×6story building
+12ft-82ft

Overall

24567

Males

13923

M18-39

13923

24M→40K

24.0 - 24.9 mi

Top 94%
×1story
+6ft-20ft

Overall

24067

Males

13615

M18-39

13615

40K→25.2M

24.9 - 25.2 mi

Top 93%
×1story
+13ft-16ft

Overall

23744

Males

13435

M18-39

13435

25.2M→Finish

25.2 - 26.2 mi

Top 98%
×2story building
+22ft-21ft

Overall

24939

Males

14135

M18-39

14135

Passing Analysis

Category:
Athletes Passed
1714
Passed By
1108
Net Change
+606
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24556
5K → 10K35942+317#24556#24239
10K → 15K5813+578#24239#23661
15K → 20K30030+270#23661#23391
20K → Half3526+9#23391#23382
Half → 25K115110+5#23382#23377
25K → 30K153109+44#23377#23333
30K → 20M5772-15#23333#23348
20M → 21M2495-71#23348#23419
21M → 35K10197-187#23419#23606
35K → 23M15208-193#23606#23799
23M → 24M2861-33#23799#23832
24M → 40K1439-25#23832#23857
40K → 25.2M1122-11#23857#23868
25.2M → Finish1294-82#23868#23950
TOTALS17141108+606
📊

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

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing