Boston Marathon logo
BOSTON MARATHON 2024

Patrick Callow

Bib: 26047•M

MA

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
28:09
Rank: #20302
Start → 5K
9:04/mi
28:09 split
10K· 6.21 mi
56:55
Rank: #20511 (-209)
5K → 10K
9:16/mi
28:46 split
15K· 9.32 mi
1:25:53
Rank: #20378 (+133)
10K → 15K
9:19/mi
28:58 split
20K· 12.43 mi
1:56:33
Rank: #20355 (+23)
15K → 20K
9:52/mi
30:40 split
Half· 13.11 mi
2:03:43
Rank: #20462 (-107)
20K → Half
10:30/mi
7:10 split
25K· 15.53 mi
2:30:26
Rank: #20653 (-191)
Half → 25K
11:01/mi
26:43 split
30K· 18.64 mi
3:09:26
Rank: #21170 (-517)
25K → 30K
12:33/mi
39:00 split
20M
3:29:34
Rank: #21649 (-479)
30K → 20M
14:49/mi
20:08 split
21M
3:43:15
Rank: #21677 (-28)
20M → 21M
13:41/mi
13:41 split
35K· 21.75 mi
3:52:12
Rank: #21671 (+6)
21M → 35K
11:58/mi
8:57 split
23M
4:10:48
Rank: #21931 (-260)
35K → 23M
14:51/mi
18:36 split
24M
4:28:00
Rank: #22390 (-459)
23M → 24M
17:12/mi
17:12 split
40K· 24.85 mi
4:37:20
Rank: #22231 (+159)
24M → 40K
10:55/mi
9:20 split
25.2M
4:41:07
Rank: #22151 (+80)
40K → 25.2M
10:58/mi
3:47 split
Finish· 26.22 mi
4:50:27
Rank: #21966 (+185)
25.2M → Finish
9:10/mi
9:20 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
Time2:03:43
Pace9:26 /mi
2nd Half
Distance13.11 mi
Time2:46:44
Pace12:43 /mi
📊Positive Split: 34.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:4428:099:0428:09
9:04
-
10K
6.21 mi12:13:3056:559:1028:46
9:16
+0:12
15K
9.32 mi12:42:281:25:539:1328:58
9:19
+0:03
20K
12.43 mi13:13:081:56:339:2330:40
9:52
+0:33
Half
13.11 mi13:20:182:03:439:267:10
10:30
+0:38
25K
15.53 mi13:47:012:30:269:4126:43
11:01
+0:31
30K
18.64 mi14:26:013:09:2610:1039:00
12:33
+1:32
20M
20.00 mi14:46:093:29:3410:2920:08
14:49
+2:16
21M
21.00 mi14:59:503:43:1510:3813:41
13:41
-1:08
35K
21.75 mi15:08:473:52:1210:418:57
11:58
-1:43
23M
23.00 mi15:27:234:10:4810:5418:36
14:51
+2:53
24M
24.00 mi15:44:354:28:0011:1017:12
17:12
+2:21
40K
24.85 mi15:53:554:37:2011:099:20
10:55
-6:17
25.2M
25.20 mi15:57:424:41:0711:093:47
10:58
+0:03
Finish
26.22 mi16:07:024:50:2711:059:20
9:10
-1:48

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

9:04 /mi

Average Pace

11:05 /mi

Slowest Pace

17:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:35:13

33% of race

Time at Steady Pace

1:26:37

30% of race

Time at Slower Pace

1:48:37

37% of race

Average Pace: 11:05 /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 mi11:44:4428:099:0428:09
9:04
#20302
10K
6.21 mi12:13:3056:559:1028:46
9:16
#20511
15K
9.32 mi12:42:281:25:539:1328:58
9:19
#20378
20K
12.43 mi13:13:081:56:339:2330:40
9:52
#20355
Half
13.11 mi13:20:182:03:439:267:10
10:30
#20462
25K
15.53 mi13:47:012:30:269:4126:43
11:01
#20653
30K
18.64 mi14:26:013:09:2610:1039:00
12:33
#21170
20M
20.00 mi14:46:093:29:3410:2920:08
14:49
#21649
21M
21.00 mi14:59:503:43:1510:3813:41
13:41
#21677
35K
21.75 mi15:08:473:52:1210:418:57
11:58
#21671
23M
23.00 mi15:27:234:10:4810:5418:36
14:51
#21931
24M
24.00 mi15:44:354:28:0011:1017:12
17:12
#22390
40K
24.85 mi15:53:554:37:2011:099:20
10:55
#22231
25.2M
25.20 mi15:57:424:41:0711:093:47
10:58
#22151
Finish
26.22 mi16:07:024:50:2711:059:20
9:10
#21966
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi20302122171221720099(Top 79%)12222(Top 84%)12222(Top 252%)
10K6.21 mi3.10 mi20511-20912342-12512342-12520662(Top 81%)12438(Top 85%)12438(Top 257%)
15K9.32 mi3.11 mi20378+13312308+3412308+3420099(Top 79%)12222(Top 84%)12222(Top 252%)
20K12.43 mi3.11 mi20355+2312303+512303+520242(Top 79%)12251(Top 84%)12251(Top 253%)
Half13.11 mi0.68 mi20462-10712347-4412347-4422639(Top 89%)13295(Top 91%)13295(Top 274%)
25K15.53 mi2.42 mi20653-19112416-6912416-6921536(Top 84%)12737(Top 87%)12737(Top 263%)
30K18.64 mi3.11 mi21170-51712600-18412600-18422741(Top 89%)13176(Top 90%)13176(Top 272%)
20M20.00 mi1.36 mi21649-47912787-18712787-18724629(Top 96%)14048(Top 96%)14048(Top 290%)
21M21.00 mi1.00 mi21677-2812791-412791-421885(Top 86%)12613(Top 87%)12613(Top 260%)
35K21.75 mi0.75 mi21671+612771+2012771+2021716(Top 85%)12472(Top 86%)12472(Top 257%)
23M23.00 mi1.25 mi21931-26012884-11312884-11324550(Top 96%)13955(Top 96%)13955(Top 288%)
24M24.00 mi1.00 mi22390-45913090-20613090-20625339(Top 99%)14421(Top 99%)14421(Top 297%)
40K24.85 mi0.85 mi22231+15912996+9412996+9417863(Top 70%)10386(Top 71%)10386(Top 214%)
25.2M25.20 mi0.35 mi22151+8012946+5012946+5014389(Top 56%)8626(Top 59%)8626(Top 178%)
Finish26.22 mi1.02 mi21966+18512838+10812838+10814966(Top 59%)8978(Top 62%)8978(Top 185%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 79%
×21story building
+97ft-345ft

Overall

20099

Males

12222

M18-39

12222

5K→10K

3.1 - 6.2 mi

Top 81%
×5story building
+79ft-138ft

Overall

20662

Males

12438

M18-39

12438

10K→15K

6.2 - 9.3 mi

Top 79%
×3story building
+67ft-78ft

Overall

20099

Males

12222

M18-39

12222

15K→20K

9.3 - 12.4 mi

Top 79%
×5story building
+106ft-86ft

Overall

20242

Males

12251

M18-39

12251

20K→Half

12.4 - 13.1 mi

Top 89%
×2story building
+19ft-37ft

Overall

22639

Males

13295

M18-39

13295

Half→25K

13.1 - 15.5 mi

Top 84%
×4story building
+66ft-88ft

Overall

21536

Males

12737

M18-39

12737

25K→30K

15.5 - 18.6 mi

Top 89%
×9story building
+181ft-148ft

Overall

22741

Males

13176

M18-39

13176

30K→20M

18.6 - 20.0 mi

Top 96%
×5story building
+64ft-50ft

Overall

24629

Males

14048

M18-39

14048

20M→21M

20.0 - 21.0 mi

Top 86%
×8story building
+106ft-24ft

Overall

21885

Males

12613

M18-39

12613

21M→35K

21.0 - 21.8 mi

Top 85%
×7story building
+17ft-86ft

Overall

21716

Males

12472

M18-39

12472

35K→23M

21.8 - 23.0 mi

Top 96%
×5story building
+23ft-63ft

Overall

24550

Males

13955

M18-39

13955

23M→24M

23.0 - 24.0 mi

Top 99%
×6story building
+12ft-82ft

Overall

25339

Males

14421

M18-39

14421

24M→40K

24.0 - 24.9 mi

Top 70%
×1story
+6ft-20ft

Overall

17863

Males

10386

M18-39

10386

40K→25.2M

24.9 - 25.2 mi

Top 56%
×1story
+13ft-16ft

Overall

14389

Males

8626

M18-39

8626

25.2M→Finish

25.2 - 26.2 mi

Top 59%
×2story building
+22ft-21ft

Overall

14966

Males

8978

M18-39

8978

Passing Analysis

Category:
Athletes Passed
1406
Passed By
3070
Net Change
-1664
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20302
5K → 10K188397-209#20302#20511
10K → 15K266133+133#20511#20378
15K → 20K211188+23#20378#20355
20K → Half9116-107#20355#20462
Half → 25K98289-191#20462#20653
25K → 30K59576-517#20653#21170
30K → 20M12491-479#21170#21649
20M → 21M5078-28#21649#21677
21M → 35K5549+6#21677#21671
35K → 23M21281-260#21671#21931
23M → 24M6465-459#21931#22390
24M → 40K1645+159#22390#22231
40K → 25.2M800+80#22231#22151
25.2M → Finish1872+185#22151#21966
TOTALS14063070-1664
📊

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