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BOSTON MARATHON 2025

Claude Rankin

Bib: 32252•M

CA

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
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
9:03/mi
28:06
↑ 97↓ 3451.5%
10K· 6.21 mi
9:01/mi
56:06
↑ 79↓ 1380.4%
15K· 9.32 mi
8:53/mi
1:23:42
↑ 67↓ 78
20K· 12.43 mi
8:59/mi
1:51:38
↑ 106↓ 860.1%
Half· 13.11 mi
8:42/mi
1:57:34
↑ 19↓ 370.5%
25K· 15.53 mi
9:23/mi
2:20:20
↑ 66↓ 880.2%
30K· 18.64 mi
10:06/mi
2:51:42
↑ 181↓ 1480.2%
20M
10:38/mi
3:06:09
↑ 64↓ 500.2%
21M
11:19/mi
3:17:28
↑ 106↓ 241.6%
35K· 21.75 mi
10:44/mi
3:25:30
↑ 17↓ 861.7%
23M
11:10/mi
3:39:29
↑ 23↓ 630.6%
24M
10:43/mi
3:50:12
↓ 821.3%
40K· 24.85 mi
11:13/mi
3:59:47
↓ 200.3%
25.2M
11:56/mi
4:03:54
↑ 13↓ 160.2%
Finish· 26.22 mi
10:23/mi
4:14:29
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:57:34
Pace8:58 /mi
2nd Half
Distance13.11 mi
Time2:16:55
Pace10:27 /mi
📊Positive Split: 16.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:5628:069:0328:06
9:03
-
10K
6.21 mi12:21:5656:069:0228:00
9:01
-0:02
15K
9.32 mi12:49:321:23:428:5927:36
8:53
-0:08
20K
12.43 mi13:17:281:51:388:5927:56
8:59
+0:06
Half
13.11 mi13:23:241:57:348:585:56
8:42
-0:17
25K
15.53 mi13:46:102:20:209:0222:46
9:23
+0:41
30K
18.64 mi14:17:322:51:429:1331:22
10:06
+0:43
20M
20.00 mi14:31:593:06:099:1814:27
10:38
+0:32
21M
21.00 mi14:43:183:17:289:2411:19
11:19
+0:41
35K
21.75 mi14:51:203:25:309:278:02
10:44
-0:35
23M
23.00 mi15:05:193:39:299:3313:59
11:10
+0:26
24M
24.00 mi15:16:023:50:129:3610:43
10:43
-0:27
40K
24.85 mi15:25:373:59:479:399:35
11:13
+0:30
25.2M
25.20 mi15:29:444:03:549:414:07
11:56
+0:43
Finish
26.22 mi15:40:194:14:299:4310:35
10:23
-1:33

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

8:42 /mi

Average Pace

9:43 /mi

Slowest Pace

11:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:20:20

55% of race

Time at Steady Pace

1:15:09

30% of race

Time at Slower Pace

39:00

15% of race

Average Pace: 9:42 /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 mi11:53:5628:069:0328:06
9:03
#22609
10K
6.21 mi12:21:5656:069:0228:00
9:01
#22533
15K
9.32 mi12:49:321:23:428:5927:36
8:53
#22193
20K
12.43 mi13:17:281:51:388:5927:56
8:59
#21859
Half
13.11 mi13:23:241:57:348:585:56
8:42
#21779
25K
15.53 mi13:46:102:20:209:0222:46
9:23
#21713
30K
18.64 mi14:17:322:51:429:1331:22
10:06
#21806
20M
20.00 mi14:31:593:06:099:1814:27
10:38
#21907
21M
21.00 mi14:43:183:17:289:2411:19
11:19
#21921
35K
21.75 mi14:51:203:25:309:278:02
10:44
#21999
23M
23.00 mi15:05:193:39:299:3313:59
11:10
#22106
24M
24.00 mi15:16:023:50:129:3610:43
10:43
#22160
40K
24.85 mi15:25:373:59:479:399:35
11:13
#22232
25.2M
25.20 mi15:29:444:03:549:414:07
11:56
#22244
Finish
26.22 mi15:40:194:14:299:4310:35
10:23
#22287
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi22609135841358421480(Top 76%)13159(Top 82%)13159(Top 233%)
10K6.21 mi3.10 mi22533+7613563+2113563+2122429(Top 79%)13538(Top 84%)13538(Top 240%)
15K9.32 mi3.11 mi22193+34013436+12713436+12721480(Top 76%)13159(Top 82%)13159(Top 233%)
20K12.43 mi3.11 mi21859+33413273+16313273+16320915(Top 74%)12858(Top 80%)12858(Top 228%)
Half13.11 mi0.68 mi21779+8013238+3513238+3520341(Top 72%)12633(Top 78%)12633(Top 224%)
25K15.53 mi2.42 mi21713+6613205+3313205+3321508(Top 76%)13090(Top 81%)13090(Top 232%)
30K18.64 mi3.11 mi21806-9313233-2813233-2821890(Top 77%)13112(Top 81%)13112(Top 232%)
20M20.00 mi1.36 mi21907-10113261-2813261-2822770(Top 80%)13416(Top 83%)13416(Top 238%)
21M21.00 mi1.00 mi21921-1413242+1913242+1922179(Top 78%)13053(Top 81%)13053(Top 231%)
35K21.75 mi0.75 mi21999-7813262-2013262-2023654(Top 83%)13713(Top 85%)13713(Top 243%)
23M23.00 mi1.25 mi22106-10713268-613268-623594(Top 83%)13631(Top 85%)13631(Top 242%)
24M24.00 mi1.00 mi22160-5413273-513273-523344(Top 82%)13482(Top 84%)13482(Top 239%)
40K24.85 mi0.85 mi22232-7213296-2313296-2323576(Top 83%)13542(Top 84%)13542(Top 240%)
25.2M25.20 mi0.35 mi22244-1213293+313293+323082(Top 81%)13325(Top 83%)13325(Top 236%)
Finish26.22 mi1.02 mi22287-4313287+613287+623992(Top 84%)13760(Top 85%)13760(Top 244%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21story building
+97ft-345ft

Overall

21480

Males

13159

M18-39

13159

5K→10K

3.1 - 6.2 mi

Top 79%
×5story building
+79ft-138ft

Overall

22429

Males

13538

M18-39

13538

10K→15K

6.2 - 9.3 mi

Top 76%
×3story building
+67ft-78ft

Overall

21480

Males

13159

M18-39

13159

15K→20K

9.3 - 12.4 mi

Top 74%
×5story building
+106ft-86ft

Overall

20915

Males

12858

M18-39

12858

20K→Half

12.4 - 13.1 mi

Top 72%
×2story building
+19ft-37ft

Overall

20341

Males

12633

M18-39

12633

Half→25K

13.1 - 15.5 mi

Top 76%
×4story building
+66ft-88ft

Overall

21508

Males

13090

M18-39

13090

25K→30K

15.5 - 18.6 mi

Top 77%
×9story building
+181ft-148ft

Overall

21890

Males

13112

M18-39

13112

30K→20M

18.6 - 20.0 mi

Top 80%
×5story building
+64ft-50ft

Overall

22770

Males

13416

M18-39

13416

20M→21M

20.0 - 21.0 mi

Top 78%
×8story building
+106ft-24ft

Overall

22179

Males

13053

M18-39

13053

21M→35K

21.0 - 21.8 mi

Top 83%
×7story building
+17ft-86ft

Overall

23654

Males

13713

M18-39

13713

35K→23M

21.8 - 23.0 mi

Top 83%
×5story building
+23ft-63ft

Overall

23594

Males

13631

M18-39

13631

23M→24M

23.0 - 24.0 mi

Top 82%
×6story building
+12ft-82ft

Overall

23344

Males

13482

M18-39

13482

24M→40K

24.0 - 24.9 mi

Top 83%
×1story
+6ft-20ft

Overall

23576

Males

13542

M18-39

13542

40K→25.2M

24.9 - 25.2 mi

Top 81%
×1story
+13ft-16ft

Overall

23082

Males

13325

M18-39

13325

25.2M→Finish

25.2 - 26.2 mi

Top 84%
×2story building
+22ft-21ft

Overall

23992

Males

13760

M18-39

13760

Passing Analysis

Category:
Athletes Passed
1770
Passed By
1448
Net Change
+322
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22609
5K → 10K282206+76#22609#22533
10K → 15K39353+340#22533#22193
15K → 20K36834+334#22193#21859
20K → Half822+80#21859#21779
Half → 25K175109+66#21779#21713
25K → 30K162255-93#21713#21806
30K → 20M65166-101#21806#21907
20M → 21M7589-14#21907#21921
21M → 35K2199-78#21921#21999
35K → 23M51158-107#21999#22106
23M → 24M2882-54#22106#22160
24M → 40K2597-72#22160#22232
40K → 25.2M1628-12#22232#22244
25.2M → Finish2770-43#22244#22287
TOTALS17701448+322
📊

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