Boston Marathon logo
BOSTON MARATHON 2024

Mack Perry

Bib: 25172•M

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

Start
0:00:00
Race begins
5K· 3.11 mi
26:26
Rank: #17809
Start → 5K
8:30/mi
26:26 split
10K· 6.21 mi
51:40
Rank: #16434 (+1375)
5K → 10K
8:07/mi
25:14 split
15K· 9.32 mi
1:16:20
Rank: #15280 (+1154)
10K → 15K
7:56/mi
24:40 split
20K· 12.43 mi
1:41:15
Rank: #14373 (+907)
15K → 20K
8:01/mi
24:55 split
Half· 13.11 mi
1:47:06
Rank: #14469 (-96)
20K → Half
8:34/mi
5:51 split
25K· 15.53 mi
2:07:05
Rank: #13911 (+558)
Half → 25K
8:15/mi
19:59 split
30K· 18.64 mi
2:33:58
Rank: #13351 (+560)
25K → 30K
8:39/mi
26:53 split
20M
2:45:57
Rank: #13117 (+234)
30K → 20M
8:49/mi
11:59 split
21M
2:55:26
Rank: #12912 (+205)
20M → 21M
9:29/mi
9:29 split
35K· 21.75 mi
3:01:48
Rank: #12800 (+112)
21M → 35K
8:31/mi
6:22 split
23M
3:14:00
Rank: #12909 (-109)
35K → 23M
9:45/mi
12:12 split
24M
3:23:11
Rank: #12921 (-12)
23M → 24M
9:11/mi
9:11 split
40K· 24.85 mi
3:31:32
Rank: #12972 (-51)
24M → 40K
9:46/mi
8:21 split
25.2M
3:35:28
Rank: #13027 (-55)
40K → 25.2M
11:24/mi
3:56 split
Finish· 26.22 mi
3:44:14
Rank: #12956 (+71)
25.2M → Finish
8:36/mi
8:46 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
Time1:47:06
Pace8:10 /mi
2nd Half
Distance13.11 mi
Time1:57:08
Pace8:56 /mi
📊Positive Split: 9.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:42:5026:268:3026:26
8:30
-
10K
6.21 mi12:08:0451:408:1925:14
8:07
-0:23
15K
9.32 mi12:32:441:16:208:1124:40
7:56
-0:11
20K
12.43 mi12:57:391:41:158:0924:55
8:01
+0:05
Half
13.11 mi13:03:301:47:068:105:51
8:34
+0:33
25K
15.53 mi13:23:292:07:058:1119:59
8:15
-0:19
30K
18.64 mi13:50:222:33:588:1626:53
8:39
+0:24
20M
20.00 mi14:02:212:45:578:1811:59
8:49
+0:10
21M
21.00 mi14:11:502:55:268:219:29
9:29
+0:40
35K
21.75 mi14:18:123:01:488:226:22
8:31
-0:58
23M
23.00 mi14:30:243:14:008:2612:12
9:45
+1:14
24M
24.00 mi14:39:353:23:118:289:11
9:11
-0:34
40K
24.85 mi14:47:563:31:328:318:21
9:46
+0:35
25.2M
25.20 mi14:51:523:35:288:333:56
11:24
+1:38
Finish
26.22 mi15:00:383:44:148:348:46
8:36
-2:48

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

7:56 /mi

Average Pace

8:34 /mi

Slowest Pace

11:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:14:49

33% of race

Time at Steady Pace

1:46:16

47% of race

Time at Slower Pace

43:09

19% of race

Average Pace: 8:33 /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 mi11:42:5026:268:3026:26
8:30
#17809
10K
6.21 mi12:08:0451:408:1925:14
8:07
#16434
15K
9.32 mi12:32:441:16:208:1124:40
7:56
#15280
20K
12.43 mi12:57:391:41:158:0924:55
8:01
#14373
Half
13.11 mi13:03:301:47:068:105:51
8:34
#14469
25K
15.53 mi13:23:292:07:058:1119:59
8:15
#13911
30K
18.64 mi13:50:222:33:588:1626:53
8:39
#13351
20M
20.00 mi14:02:212:45:578:1811:59
8:49
#13117
21M
21.00 mi14:11:502:55:268:219:29
9:29
#12912
35K
21.75 mi14:18:123:01:488:226:22
8:31
#12800
23M
23.00 mi14:30:243:14:008:2612:12
9:45
#12909
24M
24.00 mi14:39:353:23:118:289:11
9:11
#12921
40K
24.85 mi14:47:563:31:328:318:21
9:46
#12972
25.2M
25.20 mi14:51:523:35:288:333:56
11:24
#13027
Finish
26.22 mi15:00:383:44:148:348:46
8:36
#12956
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi17809111261112612990(Top 51%)9166(Top 63%)9166(Top 189%)
10K6.21 mi3.10 mi16434+137510574+55210574+55214997(Top 59%)10027(Top 69%)10027(Top 207%)
15K9.32 mi3.11 mi15280+115410123+45110123+45112990(Top 51%)9166(Top 63%)9166(Top 189%)
20K12.43 mi3.11 mi14373+9079753+3709753+37011960(Top 47%)8637(Top 59%)8637(Top 178%)
Half13.11 mi0.68 mi14469-969784-319784-3116088(Top 63%)10365(Top 71%)10365(Top 214%)
25K15.53 mi2.42 mi13911+5589533+2519533+25111613(Top 45%)8296(Top 57%)8296(Top 171%)
30K18.64 mi3.11 mi13351+5609204+3299204+32911449(Top 45%)8007(Top 55%)8007(Top 165%)
20M20.00 mi1.36 mi13117+2349037+1679037+16711166(Top 44%)7578(Top 52%)7578(Top 156%)
21M21.00 mi1.00 mi12912+2058905+1328905+13210758(Top 42%)7118(Top 49%)7118(Top 147%)
35K21.75 mi0.75 mi12800+1128821+848821+8410795(Top 42%)7135(Top 49%)7135(Top 147%)
23M23.00 mi1.25 mi12909-1098792+298792+2914513(Top 57%)8808(Top 60%)8808(Top 182%)
24M24.00 mi1.00 mi12921-128764+288764+2813015(Top 51%)8047(Top 55%)8047(Top 166%)
40K24.85 mi0.85 mi12972-518737+278737+2714118(Top 55%)8497(Top 58%)8497(Top 175%)
25.2M25.20 mi0.35 mi13027-558739-28739-215738(Top 62%)9290(Top 64%)9290(Top 192%)
Finish26.22 mi1.02 mi12956+718672+678672+6712068(Top 47%)7545(Top 52%)7545(Top 156%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 51%
×21story building
+97ft-345ft

Overall

12990

Males

9166

M18-39

9166

5K→10K

3.1 - 6.2 mi

Top 59%
×5story building
+79ft-138ft

Overall

14997

Males

10027

M18-39

10027

10K→15K

6.2 - 9.3 mi

Top 51%
×3story building
+67ft-78ft

Overall

12990

Males

9166

M18-39

9166

15K→20K

9.3 - 12.4 mi

Top 47%
×5story building
+106ft-86ft

Overall

11960

Males

8637

M18-39

8637

20K→Half

12.4 - 13.1 mi

Top 63%
×2story building
+19ft-37ft

Overall

16088

Males

10365

M18-39

10365

Half→25K

13.1 - 15.5 mi

Top 45%
×4story building
+66ft-88ft

Overall

11613

Males

8296

M18-39

8296

25K→30K

15.5 - 18.6 mi

Top 45%
×9story building
+181ft-148ft

Overall

11449

Males

8007

M18-39

8007

30K→20M

18.6 - 20.0 mi

Top 44%
×5story building
+64ft-50ft

Overall

11166

Males

7578

M18-39

7578

20M→21M

20.0 - 21.0 mi

Top 42%
×8story building
+106ft-24ft

Overall

10758

Males

7118

M18-39

7118

21M→35K

21.0 - 21.8 mi

Top 42%
×7story building
+17ft-86ft

Overall

10795

Males

7135

M18-39

7135

35K→23M

21.8 - 23.0 mi

Top 57%
×5story building
+23ft-63ft

Overall

14513

Males

8808

M18-39

8808

23M→24M

23.0 - 24.0 mi

Top 51%
×6story building
+12ft-82ft

Overall

13015

Males

8047

M18-39

8047

24M→40K

24.0 - 24.9 mi

Top 55%
×1story
+6ft-20ft

Overall

14118

Males

8497

M18-39

8497

40K→25.2M

24.9 - 25.2 mi

Top 62%
×1story
+13ft-16ft

Overall

15738

Males

9290

M18-39

9290

25.2M→Finish

25.2 - 26.2 mi

Top 47%
×2story building
+22ft-21ft

Overall

12068

Males

7545

M18-39

7545

Passing Analysis

Category:
Athletes Passed
5714
Passed By
861
Net Change
+4853
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17809
5K → 10K139116+1375#17809#16434
10K → 15K11562+1154#16434#15280
15K → 20K9125+907#15280#14373
20K → Half20116-96#14373#14469
Half → 25K57012+558#14469#13911
25K → 30K60848+560#13911#13351
30K → 20M26935+234#13351#13117
20M → 21M23530+205#13117#12912
21M → 35K13220+112#12912#12800
35K → 23M102211-109#12800#12909
23M → 24M90102-12#12909#12921
24M → 40K86137-51#12921#12972
40K → 25.2M2479-55#12972#13027
25.2M → Finish11948+71#13027#12956
TOTALS5714861+4853
📊

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