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BOSTON MARATHON 2025

Sam Ives

Bib: 619•M

MN

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 0.9%
Gender (Male)
#0 / 16105
Top 2%
Masters (Masters Men)
#0 / 10463
Top 0.2%
Division (M45-49)
#0 / 2386
Top 0.3%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
17:59
Rank: #586
Start → 5K
5:47/mi
17:59 split
10K· 6.21 mi
35:41
Rank: #511 (+75)
5K → 10K
5:42/mi
17:42 split
15K· 9.32 mi
53:33
Rank: #497 (+14)
10K → 15K
5:45/mi
17:52 split
20K· 12.43 mi
1:12:05
Rank: #525 (-28)
15K → 20K
5:58/mi
18:32 split
Half· 13.11 mi
1:15:59
Rank: #519 (+6)
20K → Half
5:43/mi
3:54 split
25K· 15.53 mi
1:29:55
Rank: #482 (+37)
Half → 25K
5:45/mi
13:56 split
30K· 18.64 mi
1:47:59
Rank: #428 (+54)
25K → 30K
5:49/mi
18:04 split
20M
1:55:57
Rank: #405 (+23)
30K → 20M
5:52/mi
7:58 split
21M
2:02:02
Rank: #376 (+29)
20M → 21M
6:05/mi
6:05 split
35K· 21.75 mi
2:06:14
Rank: #363 (+13)
21M → 35K
5:37/mi
4:12 split
23M
2:13:24
Rank: #326 (+37)
35K → 23M
5:43/mi
7:10 split
24M
2:18:54
Rank: #290 (+36)
23M → 24M
5:30/mi
5:30 split
40K· 24.85 mi
2:23:48
Rank: #278 (+12)
24M → 40K
5:44/mi
4:54 split
25.2M
2:25:56
Rank: #272 (+6)
40K → 25.2M
6:11/mi
2:08 split
Finish· 26.22 mi
2:31:44
Rank: #265 (+7)
25.2M → Finish
5:41/mi
5:48 split

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:15:59
Pace5:48 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:15:45
Pace5:47 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:1417:595:4717:59
5:47
-
10K
6.21 mi10:35:5635:415:4517:42
5:42
-0:05
15K
9.32 mi10:53:4853:335:4517:52
5:45
+0:03
20K
12.43 mi11:12:201:12:055:4818:32
5:58
+0:13
Half
13.11 mi11:16:141:15:595:483:54
5:43
-0:15
25K
15.53 mi11:30:101:29:555:4713:56
5:45
+0:02
30K
18.64 mi11:48:141:47:595:4818:04
5:49
+0:04
20M
20.00 mi11:56:121:55:575:487:58
5:52
+0:03
21M
21.00 mi12:02:172:02:025:496:05
6:05
+0:13
35K
21.75 mi12:06:292:06:145:484:12
5:37
-0:28
23M
23.00 mi12:13:392:13:245:487:10
5:43
+0:06
24M
24.00 mi12:19:092:18:545:475:30
5:30
-0:13
40K
24.85 mi12:24:032:23:485:474:54
5:44
+0:14
25.2M
25.20 mi12:26:112:25:565:472:08
6:11
+0:27
Finish
26.22 mi12:31:592:31:445:475:48
5:41
-0:30

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

5:30 /mi

Average Pace

5:47 /mi

Slowest Pace

6:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:23:31

95% of race

Time at Steady Pace

8:13

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 5:47 /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 mi10:18:1417:595:4717:59
5:47
#586
10K
6.21 mi10:35:5635:415:4517:42
5:42
#511
15K
9.32 mi10:53:4853:335:4517:52
5:45
#497
20K
12.43 mi11:12:201:12:055:4818:32
5:58
#525
Half
13.11 mi11:16:141:15:595:483:54
5:43
#519
25K
15.53 mi11:30:101:29:555:4713:56
5:45
#482
30K
18.64 mi11:48:141:47:595:4818:04
5:49
#428
20M
20.00 mi11:56:121:55:575:487:58
5:52
#405
21M
21.00 mi12:02:172:02:025:496:05
6:05
#376
35K
21.75 mi12:06:292:06:145:484:12
5:37
#363
23M
23.00 mi12:13:392:13:245:487:10
5:43
#326
24M
24.00 mi12:19:092:18:545:475:30
5:30
#290
40K
24.85 mi12:24:032:23:485:474:54
5:44
#278
25.2M
25.20 mi12:26:112:25:565:472:08
6:11
#272
Finish
26.22 mi12:31:592:31:445:475:48
5:41
#265
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi586542542451(Top 2%)419(Top 3%)419(Top 18%)
10K6.21 mi3.10 mi511+75473+69473+69440(Top 2%)404(Top 3%)404(Top 17%)
15K9.32 mi3.11 mi497+14460+13460+13451(Top 2%)419(Top 3%)419(Top 18%)
20K12.43 mi3.11 mi525-28487-27487-27778(Top 3%)729(Top 5%)729(Top 31%)
Half13.11 mi0.68 mi519+6482+5482+5429(Top 2%)401(Top 2%)401(Top 17%)
25K15.53 mi2.42 mi482+37446+36446+36341(Top 1%)315(Top 2%)315(Top 13%)
30K18.64 mi3.11 mi428+54393+53393+53259(Top 0.9%)237(Top 1%)237(Top 10%)
20M20.00 mi1.36 mi405+23373+20373+20235(Top 0.8%)216(Top 1%)216(Top 9%)
21M21.00 mi1.00 mi376+29346+27346+27179(Top 0.6%)165(Top 1%)165(Top 7%)
35K21.75 mi0.75 mi363+13333+13333+13190(Top 0.7%)173(Top 1%)173(Top 7%)
23M23.00 mi1.25 mi326+37299+34299+34121(Top 0.4%)113(Top 0.7%)113(Top 5%)
24M24.00 mi1.00 mi290+36265+34265+3494(Top 0.3%)88(Top 0.5%)88(Top 4%)
40K24.85 mi0.85 mi278+12254+11254+11147(Top 0.5%)139(Top 0.9%)139(Top 6%)
25.2M25.20 mi0.35 mi272+6248+6248+6146(Top 0.5%)138(Top 0.9%)138(Top 6%)
Finish26.22 mi1.02 mi265+7242+6242+6344(Top 1%)321(Top 2%)321(Top 13%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 2%
×21story building
+97ft-345ft

Overall

451

Males

419

M45-49

419

5K→10K

3.1 - 6.2 mi

Top 2%
×5story building
+79ft-138ft

Overall

440

Males

404

M45-49

404

10K→15K

6.2 - 9.3 mi

Top 2%
×3story building
+67ft-78ft

Overall

451

Males

419

M45-49

419

15K→20K

9.3 - 12.4 mi

Top 3%
×5story building
+106ft-86ft

Overall

778

Males

729

M45-49

729

20K→Half

12.4 - 13.1 mi

Top 2%
×2story building
+19ft-37ft

Overall

429

Males

401

M45-49

401

Half→25K

13.1 - 15.5 mi

Top 1%
×4story building
+66ft-88ft

Overall

341

Males

315

M45-49

315

25K→30K

15.5 - 18.6 mi

Top 0.9%
×9story building
+181ft-148ft

Overall

259

Males

237

M45-49

237

30K→20M

18.6 - 20.0 mi

Top 0.8%
×5story building
+64ft-50ft

Overall

235

Males

216

M45-49

216

20M→21M

20.0 - 21.0 mi

Top 0.6%
×8story building
+106ft-24ft

Overall

179

Males

165

M45-49

165

21M→35K

21.0 - 21.8 mi

Top 0.7%
×7story building
+17ft-86ft

Overall

190

Males

173

M45-49

173

35K→23M

21.8 - 23.0 mi

Top 0.4%
×5story building
+23ft-63ft

Overall

121

Males

113

M45-49

113

23M→24M

23.0 - 24.0 mi

Top 0.3%
×6story building
+12ft-82ft

Overall

94

Males

88

M45-49

88

24M→40K

24.0 - 24.9 mi

Top 0.5%
×1story
+6ft-20ft

Overall

147

Males

139

M45-49

139

40K→25.2M

24.9 - 25.2 mi

Top 0.5%
×1story
+13ft-16ft

Overall

146

Males

138

M45-49

138

25.2M→Finish

25.2 - 26.2 mi

Top 1%
×2story building
+22ft-21ft

Overall

344

Males

321

M45-49

321

Passing Analysis

Category:
Athletes Passed
386
Passed By
65
Net Change
+321
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#586
5K → 10K805+75#586#511
10K → 15K3016+14#511#497
15K → 20K1038-28#497#525
20K → Half60+6#525#519
Half → 25K381+37#519#482
25K → 30K540+54#482#428
30K → 20M252+23#428#405
20M → 21M290+29#405#376
21M → 35K141+13#376#363
35K → 23M370+37#363#326
23M → 24M360+36#326#290
24M → 40K120+12#290#278
40K → 25.2M71+6#278#272
25.2M → Finish81+7#272#265
TOTALS38665+321
📊

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