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BOSTON MARATHON 2025

Ian Eisenhuth

Bib: 4406•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 9%
Gender (Male)
#0 / 16105
Top 14%
Masters (Masters Men)
#0 / 10463
Top 4%
Division (M40-44)
#0 / 2247
Top 12%
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
6:20/mi
19:40
↑ 97↓ 3451.5%
10K· 6.21 mi
6:19/mi
39:18
↑ 79↓ 1380.4%
15K· 9.32 mi
6:22/mi
59:05
↑ 67↓ 78
20K· 12.43 mi
6:30/mi
1:19:17
↑ 106↓ 860.1%
Half· 13.11 mi
6:28/mi
1:23:42
↑ 19↓ 370.5%
25K· 15.53 mi
6:31/mi
1:39:31
↑ 66↓ 880.2%
30K· 18.64 mi
6:40/mi
2:00:13
↑ 181↓ 1480.2%
20M
6:39/mi
2:09:15
↑ 64↓ 500.2%
21M
7:03/mi
2:16:18
↑ 106↓ 241.6%
35K· 21.75 mi
6:28/mi
2:21:08
↑ 17↓ 861.7%
23M
6:50/mi
2:29:41
↑ 23↓ 630.6%
24M
6:33/mi
2:36:14
↓ 821.3%
40K· 24.85 mi
6:38/mi
2:41:54
↓ 200.3%
25.2M
7:21/mi
2:44:26
↑ 13↓ 160.2%
Finish· 26.22 mi
6:28/mi
2:51:01
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:23:42
Pace6:23 /mi
2nd Half
Distance13.11 mi
Time1:27:19
Pace6:40 /mi
📊Positive Split: 4.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:3519:406:2019:40
6:20
-
10K
6.21 mi10:41:1339:186:1919:38
6:19
-0:01
15K
9.32 mi11:01:0059:056:2019:47
6:22
+0:03
20K
12.43 mi11:21:121:19:176:2320:12
6:30
+0:08
Half
13.11 mi11:25:371:23:426:234:25
6:28
-0:02
25K
15.53 mi11:41:261:39:316:2415:49
6:31
+0:03
30K
18.64 mi12:02:082:00:136:2720:42
6:40
+0:09
20M
20.00 mi12:11:102:09:156:289:02
6:39
-0:01
21M
21.00 mi12:18:132:16:186:297:03
7:03
+0:24
35K
21.75 mi12:23:032:21:086:294:50
6:28
-0:35
23M
23.00 mi12:31:362:29:416:308:33
6:50
+0:22
24M
24.00 mi12:38:092:36:146:316:33
6:33
-0:17
40K
24.85 mi12:43:492:41:546:315:40
6:38
+0:05
25.2M
25.20 mi12:46:212:44:266:322:32
7:21
+0:43
Finish
26.22 mi12:52:562:51:016:326:35
6:28
-0:53

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

6:19 /mi

Average Pace

6:32 /mi

Slowest Pace

7:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:41:26

94% of race

Time at Steady Pace

9:35

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:31 /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 mi10:21:3519:406:2019:40
6:20
#2637
10K
6.21 mi10:41:1339:186:1919:38
6:19
#2593
15K
9.32 mi11:01:0059:056:2019:47
6:22
#2635
20K
12.43 mi11:21:121:19:176:2320:12
6:30
#2736
Half
13.11 mi11:25:371:23:426:234:25
6:28
#2770
25K
15.53 mi11:41:261:39:316:2415:49
6:31
#2782
30K
18.64 mi12:02:082:00:136:2720:42
6:40
#2716
20M
20.00 mi12:11:102:09:156:289:02
6:39
#2647
21M
21.00 mi12:18:132:16:186:297:03
7:03
#2612
35K
21.75 mi12:23:032:21:086:294:50
6:28
#2584
23M
23.00 mi12:31:362:29:416:308:33
6:50
#2560
24M
24.00 mi12:38:092:36:146:316:33
6:33
#2519
40K
24.85 mi12:43:492:41:546:315:40
6:38
#2484
25.2M
25.20 mi12:46:212:44:266:322:32
7:21
#2473
Finish
26.22 mi12:52:562:51:016:326:35
6:28
#2445
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi2637251225122740(Top 10%)2610(Top 16%)2610(Top 116%)
10K6.21 mi3.10 mi2593+442471+412471+412540(Top 9%)2426(Top 15%)2426(Top 108%)
15K9.32 mi3.11 mi2635-422513-422513-422740(Top 10%)2610(Top 16%)2610(Top 116%)
20K12.43 mi3.11 mi2736-1012608-952608-953139(Top 11%)2979(Top 18%)2979(Top 133%)
Half13.11 mi0.68 mi2770-342642-342642-343517(Top 12%)3333(Top 21%)3333(Top 148%)
25K15.53 mi2.42 mi2782-122653-112653-113017(Top 11%)2867(Top 18%)2867(Top 128%)
30K18.64 mi3.11 mi2716+662591+622591+622702(Top 10%)2556(Top 16%)2556(Top 114%)
20M20.00 mi1.36 mi2647+692525+662525+662238(Top 8%)2116(Top 13%)2116(Top 94%)
21M21.00 mi1.00 mi2612+352489+362489+362462(Top 9%)2298(Top 14%)2298(Top 102%)
35K21.75 mi0.75 mi2584+282460+292460+292293(Top 8%)2145(Top 13%)2145(Top 95%)
23M23.00 mi1.25 mi2560+242437+232437+232852(Top 10%)2614(Top 16%)2614(Top 116%)
24M24.00 mi1.00 mi2519+412394+432394+432265(Top 8%)2097(Top 13%)2097(Top 93%)
40K24.85 mi0.85 mi2484+352357+372357+372091(Top 7%)1929(Top 12%)1929(Top 86%)
25.2M25.20 mi0.35 mi2473+112345+122345+122763(Top 10%)2465(Top 15%)2465(Top 110%)
Finish26.22 mi1.02 mi2445+282317+282317+282634(Top 9%)2384(Top 15%)2384(Top 106%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 10%
×21story building
+97ft-345ft

Overall

2740

Males

2610

M40-44

2610

5K→10K

3.1 - 6.2 mi

Top 9%
×5story building
+79ft-138ft

Overall

2540

Males

2426

M40-44

2426

10K→15K

6.2 - 9.3 mi

Top 10%
×3story building
+67ft-78ft

Overall

2740

Males

2610

M40-44

2610

15K→20K

9.3 - 12.4 mi

Top 11%
×5story building
+106ft-86ft

Overall

3139

Males

2979

M40-44

2979

20K→Half

12.4 - 13.1 mi

Top 12%
×2story building
+19ft-37ft

Overall

3517

Males

3333

M40-44

3333

Half→25K

13.1 - 15.5 mi

Top 11%
×4story building
+66ft-88ft

Overall

3017

Males

2867

M40-44

2867

25K→30K

15.5 - 18.6 mi

Top 10%
×9story building
+181ft-148ft

Overall

2702

Males

2556

M40-44

2556

30K→20M

18.6 - 20.0 mi

Top 8%
×5story building
+64ft-50ft

Overall

2238

Males

2116

M40-44

2116

20M→21M

20.0 - 21.0 mi

Top 9%
×8story building
+106ft-24ft

Overall

2462

Males

2298

M40-44

2298

21M→35K

21.0 - 21.8 mi

Top 8%
×7story building
+17ft-86ft

Overall

2293

Males

2145

M40-44

2145

35K→23M

21.8 - 23.0 mi

Top 10%
×5story building
+23ft-63ft

Overall

2852

Males

2614

M40-44

2614

23M→24M

23.0 - 24.0 mi

Top 8%
×6story building
+12ft-82ft

Overall

2265

Males

2097

M40-44

2097

24M→40K

24.0 - 24.9 mi

Top 7%
×1story
+6ft-20ft

Overall

2091

Males

1929

M40-44

1929

40K→25.2M

24.9 - 25.2 mi

Top 10%
×1story
+13ft-16ft

Overall

2763

Males

2465

M40-44

2465

25.2M→Finish

25.2 - 26.2 mi

Top 9%
×2story building
+22ft-21ft

Overall

2634

Males

2384

M40-44

2384

Passing Analysis

Category:
Athletes Passed
880
Passed By
688
Net Change
+192
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2637
5K → 10K13288+44#2637#2593
10K → 15K69111-42#2593#2635
15K → 20K39140-101#2635#2736
20K → Half741-34#2736#2770
Half → 25K5870-12#2770#2782
25K → 30K13266+66#2782#2716
30K → 20M8819+69#2716#2647
20M → 21M6833+35#2647#2612
21M → 35K4315+28#2612#2584
35K → 23M6137+24#2584#2560
23M → 24M6322+41#2560#2519
24M → 40K5116+35#2519#2484
40K → 25.2M176+11#2484#2473
25.2M → Finish5224+28#2473#2445
TOTALS880688+192
📊

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