Boston Marathon logo
BOSTON MARATHON 2024

Nathaniel Olson

Bib: 6419•M

MA

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 25550
Top 36%
Gender (Male)
#0 / 14578
Top 47%
Masters (Masters Men)
#0 / 9729
Top 37%
Division (M40-44)
#0 / 2009
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:24
Rank: #3772
Start → 5K
20:24 | 6:34/mi
10K· 6.21 mi
40:37
Rank: #3369 (+403)
5K → 10K
20:13 | 6:30/mi
15K· 9.32 mi
1:01:08
Rank: #3331 (+38)
10K → 15K
20:31 | 6:36/mi
20K· 12.43 mi
1:22:18
Rank: #3426 (-95)
15K → 20K
21:10 | 6:49/mi
Half· 13.11 mi
1:26:57
Rank: #3468 (-42)
20K → Half
4:39 | 6:49/mi
25K· 15.53 mi
1:44:08
Rank: #3663 (-195)
Half → 25K
17:11 | 7:05/mi
30K· 18.64 mi
2:09:14
Rank: #4625 (-962)
25K → 30K
25:06 | 8:05/mi
20M
2:22:54
Rank: #5497 (-872)
30K → 20M
13:40 | 10:03/mi
21M
2:34:09
Rank: #6209 (-712)
20M → 21M
11:15 | 11:15/mi
35K· 21.75 mi
2:42:55
Rank: #7010 (-801)
21M → 35K
8:46 | 11:43/mi
23M
2:56:33
Rank: #7885 (-875)
35K → 23M
13:38 | 10:53/mi
24M
3:05:58
Rank: #8173 (-288)
23M → 24M
9:25 | 9:25/mi
40K· 24.85 mi
3:14:40
Rank: #8515 (-342)
24M → 40K
8:42 | 10:11/mi
25.2M
3:18:46
Rank: #8696 (-181)
40K → 25.2M
4:06 | 11:53/mi
Finish· 26.22 mi
3:28:29
Rank: #9121 (-425)
25.2M → Finish
9:43 | 9:32/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
Time1:26:57
Pace6:38 /mi
2nd Half
Distance13.11 mi
Time2:01:32
Pace9:16 /mi
📊Positive Split: 39.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:0820:246:3420:24
6:34
-
10K
6.21 mi10:46:2140:376:3220:13
6:30
-0:04
15K
9.32 mi11:06:521:01:086:3420:31
6:36
+0:06
20K
12.43 mi11:28:021:22:186:3721:10
6:49
+0:13
Half
13.11 mi11:32:411:26:576:384:39
6:49
0:00
25K
15.53 mi11:49:521:44:086:4217:11
7:05
+0:16
30K
18.64 mi12:14:582:09:146:5625:06
8:05
+1:00
20M
20.00 mi12:28:382:22:547:0913:40
10:03
+1:58
21M
21.00 mi12:39:532:34:097:2011:15
11:15
+1:12
35K
21.75 mi12:48:392:42:557:298:46
11:43
+0:28
23M
23.00 mi13:02:172:56:337:4113:38
10:53
-0:50
24M
24.00 mi13:11:423:05:587:459:25
9:25
-1:28
40K
24.85 mi13:20:243:14:407:508:42
10:11
+0:46
25.2M
25.20 mi13:24:303:18:467:534:06
11:53
+1:42
Finish
26.22 mi13:34:133:28:297:579:43
9:32
-2:21

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

6:30 /mi

Average Pace

7:57 /mi

Slowest Pace

11:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:09:14

62% of race

Time at Steady Pace

41:30

20% of race

Time at Slower Pace

37:45

18% of race

Average Pace: 7:57 /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 mi10:26:0820:246:3420:24
6:34
#3772
10K
6.21 mi10:46:2140:376:3220:13
6:30
#3369
15K
9.32 mi11:06:521:01:086:3420:31
6:36
#3331
20K
12.43 mi11:28:021:22:186:3721:10
6:49
#3426
Half
13.11 mi11:32:411:26:576:384:39
6:49
#3468
25K
15.53 mi11:49:521:44:086:4217:11
7:05
#3663
30K
18.64 mi12:14:582:09:146:5625:06
8:05
#4625
20M
20.00 mi12:28:382:22:547:0913:40
10:03
#5497
21M
21.00 mi12:39:532:34:097:2011:15
11:15
#6209
35K
21.75 mi12:48:392:42:557:298:46
11:43
#7010
23M
23.00 mi13:02:172:56:337:4113:38
10:53
#7885
24M
24.00 mi13:11:423:05:587:459:25
9:25
#8173
40K
24.85 mi13:20:243:14:407:508:42
10:11
#8515
25.2M
25.20 mi13:24:303:18:467:534:06
11:53
#8696
Finish
26.22 mi13:34:133:28:297:579:43
9:32
#9121
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi3772357635763304(Top 13%)3142(Top 22%)3142(Top 156%)
10K6.21 mi3.10 mi3369+4033207+3693207+3693061(Top 12%)2920(Top 20%)2920(Top 145%)
15K9.32 mi3.11 mi3331+383170+373170+373304(Top 13%)3142(Top 22%)3142(Top 156%)
20K12.43 mi3.11 mi3426-953258-883258-883966(Top 16%)3714(Top 25%)3714(Top 185%)
Half13.11 mi0.68 mi3468-423294-363294-364678(Top 18%)4316(Top 30%)4316(Top 215%)
25K15.53 mi2.42 mi3663-1953467-1733467-1734759(Top 19%)4297(Top 29%)4297(Top 214%)
30K18.64 mi3.11 mi4625-9624255-7884255-7888324(Top 33%)6404(Top 44%)6404(Top 319%)
20M20.00 mi1.36 mi5497-8724900-6454900-64516664(Top 65%)10079(Top 69%)10079(Top 502%)
21M21.00 mi1.00 mi6209-7125377-4775377-47716980(Top 66%)10094(Top 69%)10094(Top 502%)
35K21.75 mi0.75 mi7010-8015878-5015878-50121271(Top 83%)12241(Top 84%)12241(Top 609%)
23M23.00 mi1.25 mi7885-8756342-4646342-46418088(Top 71%)10596(Top 73%)10596(Top 527%)
24M24.00 mi1.00 mi8173-2886449-1076449-10714086(Top 55%)8560(Top 59%)8560(Top 426%)
40K24.85 mi0.85 mi8515-3426592-1436592-14315592(Top 61%)9240(Top 63%)9240(Top 460%)
25.2M25.20 mi0.35 mi8696-1816665-736665-7317041(Top 67%)9924(Top 68%)9924(Top 494%)
Finish26.22 mi1.02 mi9121-4256848-1836848-18316657(Top 65%)9770(Top 67%)9770(Top 486%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 13%
×21stories
+97ft-345ft

Overall

3304

Males

3142

M40-44

3142

5K→10K

3.1 - 6.2 mi

Top 12%
×5stories
+79ft-138ft

Overall

3061

Males

2920

M40-44

2920

10K→15K

6.2 - 9.3 mi

Top 13%
×3stories
+67ft-78ft

Overall

3304

Males

3142

M40-44

3142

15K→20K

9.3 - 12.4 mi

Top 16%
×5stories
+106ft-86ft

Overall

3966

Males

3714

M40-44

3714

20K→Half

12.4 - 13.1 mi

Top 18%
×2stories
+19ft-37ft

Overall

4678

Males

4316

M40-44

4316

Half→25K

13.1 - 15.5 mi

Top 19%
×4stories
+66ft-88ft

Overall

4759

Males

4297

M40-44

4297

25K→30K

15.5 - 18.6 mi

Top 33%
×9stories
+181ft-148ft

Overall

8324

Males

6404

M40-44

6404

30K→20M

18.6 - 20.0 mi

Top 65%
×5stories
+64ft-50ft

Overall

16664

Males

10079

M40-44

10079

20M→21M

20.0 - 21.0 mi

Top 66%
×8stories
+106ft-24ft

Overall

16980

Males

10094

M40-44

10094

21M→35K

21.0 - 21.8 mi

Top 83%
×7stories
+17ft-86ft

Overall

21271

Males

12241

M40-44

12241

35K→23M

21.8 - 23.0 mi

Top 71%
×5stories
+23ft-63ft

Overall

18088

Males

10596

M40-44

10596

23M→24M

23.0 - 24.0 mi

Top 55%
×6stories
+12ft-82ft

Overall

14086

Males

8560

M40-44

8560

24M→40K

24.0 - 24.9 mi

Top 61%
×1story
+6ft-20ft

Overall

15592

Males

9240

M40-44

9240

40K→25.2M

24.9 - 25.2 mi

Top 67%
×1story
+13ft-16ft

Overall

17041

Males

9924

M40-44

9924

25.2M→Finish

25.2 - 26.2 mi

Top 65%
×2stories
+22ft-21ft

Overall

16657

Males

9770

M40-44

9770

Passing Analysis

Category:
Athletes Passed
896
Passed By
6245
Net Change
-5349
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3772
5K → 10K42623+403#3772#3369
10K → 15K11678+38#3369#3331
15K → 20K84179-95#3331#3426
20K → Half1153-42#3426#3468
Half → 25K76271-195#3468#3663
25K → 30K34996-962#3663#4625
30K → 20M8880-872#4625#5497
20M → 21M15727-712#5497#6209
21M → 35K10811-801#6209#7010
35K → 23M17892-875#7010#7885
23M → 24M36324-288#7885#8173
24M → 40K27369-342#8173#8515
40K → 25.2M16197-181#8515#8696
25.2M → Finish20445-425#8696#9121
TOTALS8966245-5349
📊

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