Boston Marathon logo
BOSTON MARATHON 2024

Ian Acheson

Bib: 3836•M

CT

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 25550
Top 42%
Gender (Male)
#0 / 14578
Division (M18-39)
#0 / 4849
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:34
Rank: #2106
Start → 5K
19:34 | 6:18/mi
10K· 6.21 mi
38:59
Rank: #1862 (+244)
5K → 10K
19:25 | 6:15/mi
15K· 9.32 mi
58:37
Rank: #1829 (+33)
10K → 15K
19:38 | 6:19/mi
20K· 12.43 mi
1:18:27
Rank: #1754 (+75)
15K → 20K
19:50 | 6:23/mi
Half· 13.11 mi
1:22:40
Rank: #1721 (+33)
20K → Half
4:13 | 6:11/mi
25K· 15.53 mi
1:40:34
Rank: #2321 (-600)
Half → 25K
17:54 | 7:23/mi
30K· 18.64 mi
2:06:19
Rank: #3549 (-1228)
25K → 30K
25:45 | 8:17/mi
20M
2:20:14
Rank: #4764 (-1215)
30K → 20M
13:55 | 10:14/mi
21M
2:30:33
Rank: #5232 (-468)
20M → 21M
10:19 | 10:19/mi
35K· 21.75 mi
2:38:21
Rank: #5725 (-493)
21M → 35K
7:48 | 10:26/mi
23M
2:54:19
Rank: #7244 (-1519)
35K → 23M
15:58 | 12:45/mi
24M
3:08:35
Rank: #8907 (-1663)
23M → 24M
14:16 | 14:16/mi
40K· 24.85 mi
3:19:27
Rank: #9891 (-984)
24M → 40K
10:52 | 12:43/mi
25.2M
3:23:56
Rank: #10153 (-262)
40K → 25.2M
4:29 | 13:00/mi
Finish· 26.22 mi
3:34:49
Rank: #10715 (-562)
25.2M → Finish
10:53 | 10:41/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
Time1:22:40
Pace6:18 /mi
2nd Half
Distance13.11 mi
Time2:12:09
Pace10:05 /mi
📊Positive Split: 59.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:1419:346:1819:34
6:18
-
10K
6.21 mi10:40:3938:596:1619:25
6:15
-0:03
15K
9.32 mi11:00:1758:376:1719:38
6:19
+0:04
20K
12.43 mi11:20:071:18:276:1919:50
6:23
+0:04
Half
13.11 mi11:24:201:22:406:184:13
6:11
-0:12
25K
15.53 mi11:42:141:40:346:2817:54
7:23
+1:12
30K
18.64 mi12:07:592:06:196:4725:45
8:17
+0:54
20M
20.00 mi12:21:542:20:147:0113:55
10:14
+1:57
21M
21.00 mi12:32:132:30:337:1010:19
10:19
+0:05
35K
21.75 mi12:40:012:38:217:177:48
10:26
+0:07
23M
23.00 mi12:55:592:54:197:3515:58
12:45
+2:19
24M
24.00 mi13:10:153:08:357:5114:16
14:16
+1:31
40K
24.85 mi13:21:073:19:278:0110:52
12:43
-1:33
25.2M
25.20 mi13:25:363:23:568:064:29
13:00
+0:17
Finish
26.22 mi13:36:293:34:498:1210:53
10:41
-2:19

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

6:11 /mi

Average Pace

8:12 /mi

Slowest Pace

14:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:06:19

59% of race

Time at Steady Pace

42:55

20% of race

Time at Slower Pace

45:35

21% of race

Average Pace: 8:12 /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 mi10:21:1419:346:1819:34
6:18
#2106
10K
6.21 mi10:40:3938:596:1619:25
6:15
#1862
15K
9.32 mi11:00:1758:376:1719:38
6:19
#1829
20K
12.43 mi11:20:071:18:276:1919:50
6:23
#1754
Half
13.11 mi11:24:201:22:406:184:13
6:11
#1721
25K
15.53 mi11:42:141:40:346:2817:54
7:23
#2321
30K
18.64 mi12:07:592:06:196:4725:45
8:17
#3549
20M
20.00 mi12:21:542:20:147:0113:55
10:14
#4764
21M
21.00 mi12:32:132:30:337:1010:19
10:19
#5232
35K
21.75 mi12:40:012:38:217:177:48
10:26
#5725
23M
23.00 mi12:55:592:54:197:3515:58
12:45
#7244
24M
24.00 mi13:10:153:08:357:5114:16
14:16
#8907
40K
24.85 mi13:21:073:19:278:0110:52
12:43
#9891
25.2M
25.20 mi13:25:363:23:568:064:29
13:00
#10153
Finish
26.22 mi13:36:293:34:498:1210:53
10:41
#10715
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2106204120411837(Top 7%)1781(Top 12%)1781(Top 37%)
10K6.21 mi3.10 mi1862+2441803+2381803+2381699(Top 7%)1647(Top 11%)1647(Top 34%)
15K9.32 mi3.11 mi1829+331770+331770+331837(Top 7%)1781(Top 12%)1781(Top 37%)
20K12.43 mi3.11 mi1754+751700+701700+701679(Top 7%)1619(Top 11%)1619(Top 33%)
Half13.11 mi0.68 mi1721+331668+321668+321295(Top 5%)1257(Top 9%)1257(Top 26%)
25K15.53 mi2.42 mi2321-6002233-5652233-5656318(Top 25%)5398(Top 37%)5398(Top 111%)
30K18.64 mi3.11 mi3549-12283341-11083341-11089492(Top 37%)7015(Top 48%)7015(Top 145%)
20M20.00 mi1.36 mi4764-12154355-10144355-101417221(Top 67%)10352(Top 71%)10352(Top 213%)
21M21.00 mi1.00 mi5232-4684687-3324687-33214169(Top 55%)8732(Top 60%)8732(Top 180%)
35K21.75 mi0.75 mi5725-4935015-3285015-32818338(Top 72%)10787(Top 74%)10787(Top 222%)
23M23.00 mi1.25 mi7244-15195969-9545969-95422115(Top 87%)12641(Top 87%)12641(Top 261%)
24M24.00 mi1.00 mi8907-16636854-8856854-88524388(Top 95%)13814(Top 95%)13814(Top 285%)
40K24.85 mi0.85 mi9891-9847313-4597313-45921785(Top 85%)12375(Top 85%)12375(Top 255%)
25.2M25.20 mi0.35 mi10153-2627417-1047417-10419650(Top 77%)11254(Top 77%)11254(Top 232%)
Finish26.22 mi1.02 mi10715-5627638-2217638-22120488(Top 80%)11720(Top 80%)11720(Top 242%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 7%
×21stories
+97ft-345ft

Overall

1837

Males

1781

M18-39

1781

5K→10K

3.1 - 6.2 mi

Top 7%
×5stories
+79ft-138ft

Overall

1699

Males

1647

M18-39

1647

10K→15K

6.2 - 9.3 mi

Top 7%
×3stories
+67ft-78ft

Overall

1837

Males

1781

M18-39

1781

15K→20K

9.3 - 12.4 mi

Top 7%
×5stories
+106ft-86ft

Overall

1679

Males

1619

M18-39

1619

20K→Half

12.4 - 13.1 mi

Top 5%
×2stories
+19ft-37ft

Overall

1295

Males

1257

M18-39

1257

Half→25K

13.1 - 15.5 mi

Top 25%
×4stories
+66ft-88ft

Overall

6318

Males

5398

M18-39

5398

25K→30K

15.5 - 18.6 mi

Top 37%
×9stories
+181ft-148ft

Overall

9492

Males

7015

M18-39

7015

30K→20M

18.6 - 20.0 mi

Top 67%
×5stories
+64ft-50ft

Overall

17221

Males

10352

M18-39

10352

20M→21M

20.0 - 21.0 mi

Top 55%
×8stories
+106ft-24ft

Overall

14169

Males

8732

M18-39

8732

21M→35K

21.0 - 21.8 mi

Top 72%
×7stories
+17ft-86ft

Overall

18338

Males

10787

M18-39

10787

35K→23M

21.8 - 23.0 mi

Top 87%
×5stories
+23ft-63ft

Overall

22115

Males

12641

M18-39

12641

23M→24M

23.0 - 24.0 mi

Top 95%
×6stories
+12ft-82ft

Overall

24388

Males

13814

M18-39

13814

24M→40K

24.0 - 24.9 mi

Top 85%
×1story
+6ft-20ft

Overall

21785

Males

12375

M18-39

12375

40K→25.2M

24.9 - 25.2 mi

Top 77%
×1story
+13ft-16ft

Overall

19650

Males

11254

M18-39

11254

25.2M→Finish

25.2 - 26.2 mi

Top 80%
×2stories
+22ft-21ft

Overall

20488

Males

11720

M18-39

11720

Passing Analysis

Category:
Athletes Passed
585
Passed By
9192
Net Change
-8609
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2106
5K → 10K26925+244#2106#1862
10K → 15K8451+33#1862#1829
15K → 20K10328+75#1829#1754
20K → Half341+33#1754#1721
Half → 25K8608-600#1721#2321
25K → 30K171245-1228#2321#3549
30K → 20M51220-1215#3549#4764
20M → 21M18486-468#4764#5232
21M → 35K11504-493#5232#5725
35K → 23M31522-1519#5725#7244
23M → 24M01663-1663#7244#8907
24M → 40K7991-984#8907#9891
40K → 25.2M6266-262#9891#10153
25.2M → Finish20582-562#10153#10715
TOTALS5859192-8609
📊

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