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BOSTON MARATHON 2025

Callum Carter

Bib: 5065•M

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 23%
Gender (Male)
#0 / 16105
Top 35%
Division (M18-39)
#0 / 5642
Race Day Weather
50°/40°F
broken 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
6:38/mi
20:36
↑ 97↓ 3451.5%
10K· 6.21 mi
6:32/mi
40:55
↑ 79↓ 1380.4%
15K· 9.32 mi
6:37/mi
1:01:29
↑ 67↓ 78
20K· 12.43 mi
6:42/mi
1:22:17
↑ 106↓ 860.1%
Half· 13.11 mi
6:40/mi
1:26:50
↑ 19↓ 370.5%
25K· 15.53 mi
6:47/mi
1:43:16
↑ 66↓ 880.2%
30K· 18.64 mi
7:27/mi
2:06:26
↑ 181↓ 1480.2%
20M
8:09/mi
2:17:30
↑ 64↓ 500.2%
21M
9:25/mi
2:26:55
↑ 106↓ 241.6%
35K· 21.75 mi
7:32/mi
2:32:33
↑ 17↓ 861.7%
23M
8:17/mi
2:42:55
↑ 23↓ 630.6%
24M
7:47/mi
2:50:42
↓ 821.3%
40K· 24.85 mi
7:58/mi
2:57:31
↓ 200.3%
25.2M
8:45/mi
3:00:32
↑ 13↓ 160.2%
Finish· 26.22 mi
7:24/mi
3:08:04
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:50
Pace6:37 /mi
2nd Half
Distance13.11 mi
Time1:41:14
Pace7:43 /mi
📊Positive Split: 16.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:5520:366:3820:36
6:38
-
10K
6.21 mi10:46:1440:556:3520:19
6:32
-0:06
15K
9.32 mi11:06:481:01:296:3620:34
6:37
+0:05
20K
12.43 mi11:27:361:22:176:3720:48
6:42
+0:05
Half
13.11 mi11:32:091:26:506:374:33
6:40
-0:02
25K
15.53 mi11:48:351:43:166:3916:26
6:47
+0:07
30K
18.64 mi12:11:452:06:266:4723:10
7:27
+0:40
20M
20.00 mi12:22:492:17:306:5211:04
8:09
+0:42
21M
21.00 mi12:32:142:26:557:009:25
9:25
+1:16
35K
21.75 mi12:37:522:32:337:015:38
7:32
-1:53
23M
23.00 mi12:48:142:42:557:0510:22
8:17
+0:45
24M
24.00 mi12:56:012:50:427:077:47
7:47
-0:30
40K
24.85 mi13:02:502:57:317:096:49
7:58
+0:11
25.2M
25.20 mi13:05:513:00:327:103:01
8:45
+0:47
Finish
26.22 mi13:13:233:08:047:117:32
7:24
-1:21

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

6:32 /mi

Average Pace

7:11 /mi

Slowest Pace

9:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:43:16

55% of race

Time at Steady Pace

44:07

23% of race

Time at Slower Pace

40:41

22% of race

Average Pace: 7:10 /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 mi10:25:5520:366:3820:36
6:38
#4863
10K
6.21 mi10:46:1440:556:3520:19
6:32
#4385
15K
9.32 mi11:06:481:01:296:3620:34
6:37
#4370
20K
12.43 mi11:27:361:22:176:3720:48
6:42
#4340
Half
13.11 mi11:32:091:26:506:374:33
6:40
#4359
25K
15.53 mi11:48:351:43:166:3916:26
6:47
#4355
30K
18.64 mi12:11:452:06:266:4723:10
7:27
#5012
20M
20.00 mi12:22:492:17:306:5211:04
8:09
#5568
21M
21.00 mi12:32:142:26:557:009:25
9:25
#6060
35K
21.75 mi12:37:522:32:337:015:38
7:32
#6117
23M
23.00 mi12:48:142:42:557:0510:22
8:17
#6321
24M
24.00 mi12:56:012:50:427:077:47
7:47
#6382
40K
24.85 mi13:02:502:57:317:096:49
7:58
#6441
25.2M
25.20 mi13:05:513:00:327:103:01
8:45
#6482
Finish
26.22 mi13:13:233:08:047:117:32
7:24
#6509
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4863455345534409(Top 16%)4139(Top 26%)4139(Top 73%)
10K6.21 mi3.10 mi4385+4784124+4294124+4294012(Top 14%)3777(Top 23%)3777(Top 67%)
15K9.32 mi3.11 mi4370+154108+164108+164409(Top 16%)4139(Top 26%)4139(Top 73%)
20K12.43 mi3.11 mi4340+304078+304078+304397(Top 15%)4111(Top 26%)4111(Top 73%)
Half13.11 mi0.68 mi4359-194092-144092-145060(Top 18%)4689(Top 29%)4689(Top 83%)
25K15.53 mi2.42 mi4355+44084+84084+84717(Top 17%)4346(Top 27%)4346(Top 77%)
30K18.64 mi3.11 mi5012-6574620-5364620-5367422(Top 26%)6227(Top 39%)6227(Top 110%)
20M20.00 mi1.36 mi5568-5565087-4675087-46711391(Top 40%)8220(Top 51%)8220(Top 146%)
21M21.00 mi1.00 mi6060-4925453-3665453-36615661(Top 55%)10070(Top 63%)10070(Top 178%)
35K21.75 mi0.75 mi6117-575491-385491-388791(Top 31%)6722(Top 42%)6722(Top 119%)
23M23.00 mi1.25 mi6321-2045622-1315622-13111886(Top 42%)8168(Top 51%)8168(Top 145%)
24M24.00 mi1.00 mi6382-615647-255647-259647(Top 34%)6979(Top 43%)6979(Top 124%)
40K24.85 mi0.85 mi6441-595660-135660-139957(Top 35%)7013(Top 44%)7013(Top 124%)
25.2M25.20 mi0.35 mi6482-415681-215681-2110202(Top 36%)7026(Top 44%)7026(Top 125%)
Finish26.22 mi1.02 mi6509-275661+205661+208394(Top 30%)6133(Top 38%)6133(Top 109%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21story building
+97ft-345ft

Overall

4409

Males

4139

M18-39

4139

5K→10K

3.1 - 6.2 mi

Top 14%
×5story building
+79ft-138ft

Overall

4012

Males

3777

M18-39

3777

10K→15K

6.2 - 9.3 mi

Top 16%
×3story building
+67ft-78ft

Overall

4409

Males

4139

M18-39

4139

15K→20K

9.3 - 12.4 mi

Top 15%
×5story building
+106ft-86ft

Overall

4397

Males

4111

M18-39

4111

20K→Half

12.4 - 13.1 mi

Top 18%
×2story building
+19ft-37ft

Overall

5060

Males

4689

M18-39

4689

Half→25K

13.1 - 15.5 mi

Top 17%
×4story building
+66ft-88ft

Overall

4717

Males

4346

M18-39

4346

25K→30K

15.5 - 18.6 mi

Top 26%
×9story building
+181ft-148ft

Overall

7422

Males

6227

M18-39

6227

30K→20M

18.6 - 20.0 mi

Top 40%
×5story building
+64ft-50ft

Overall

11391

Males

8220

M18-39

8220

20M→21M

20.0 - 21.0 mi

Top 55%
×8story building
+106ft-24ft

Overall

15661

Males

10070

M18-39

10070

21M→35K

21.0 - 21.8 mi

Top 31%
×7story building
+17ft-86ft

Overall

8791

Males

6722

M18-39

6722

35K→23M

21.8 - 23.0 mi

Top 42%
×5story building
+23ft-63ft

Overall

11886

Males

8168

M18-39

8168

23M→24M

23.0 - 24.0 mi

Top 34%
×6story building
+12ft-82ft

Overall

9647

Males

6979

M18-39

6979

24M→40K

24.0 - 24.9 mi

Top 35%
×1story
+6ft-20ft

Overall

9957

Males

7013

M18-39

7013

40K→25.2M

24.9 - 25.2 mi

Top 36%
×1story
+13ft-16ft

Overall

10202

Males

7026

M18-39

7026

25.2M→Finish

25.2 - 26.2 mi

Top 30%
×2story building
+22ft-21ft

Overall

8394

Males

6133

M18-39

6133

Passing Analysis

Category:
Athletes Passed
1100
Passed By
2746
Net Change
-1646
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4863
5K → 10K50022+478#4863#4385
10K → 15K10994+15#4385#4370
15K → 20K11383+30#4370#4340
20K → Half1433-19#4340#4359
Half → 25K9389+4#4359#4355
25K → 30K42699-657#4355#5012
30K → 20M8564-556#5012#5568
20M → 21M8500-492#5568#6060
21M → 35K2481-57#6060#6117
35K → 23M36240-204#6117#6321
23M → 24M44105-61#6321#6382
24M → 40K3796-59#6382#6441
40K → 25.2M1152-41#6441#6482
25.2M → Finish6188-27#6482#6509
TOTALS11002746-1646
📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing