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BOSTON MARATHON 2025

Brendan Behm

Bib: 2661•M

CT

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 3%
Gender (Male)
#0 / 16105
Top 4%
Division (M18-39)
#0 / 5642
Top 10%
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
6:08/mi
19:02
↑ 97↓ 3451.5%
10K· 6.21 mi
6:06/mi
38:00
↑ 79↓ 1380.4%
15K· 9.32 mi
6:06/mi
56:58
↑ 67↓ 78
20K· 12.43 mi
6:09/mi
1:16:04
↑ 106↓ 860.1%
Half· 13.11 mi
6:02/mi
1:20:11
↑ 19↓ 370.5%
25K· 15.53 mi
6:00/mi
1:34:45
↑ 66↓ 880.2%
30K· 18.64 mi
6:04/mi
1:53:35
↑ 181↓ 1480.2%
20M
6:03/mi
2:01:48
↑ 64↓ 500.2%
21M
6:29/mi
2:08:17
↑ 106↓ 241.6%
35K· 21.75 mi
5:53/mi
2:12:41
↑ 17↓ 861.7%
23M
6:07/mi
2:20:21
↑ 23↓ 630.6%
24M
5:41/mi
2:26:02
↓ 821.3%
40K· 24.85 mi
5:52/mi
2:31:03
↓ 200.3%
25.2M
6:26/mi
2:33:16
↑ 13↓ 160.2%
Finish· 26.22 mi
5:41/mi
2:39:03
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:20:11
Pace6:07 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:18:52
Pace6:01 /mi
📊Negative Split: 1.6% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:1619:026:0819:02
6:08
-
10K
6.21 mi10:39:1438:006:0718:58
6:06
-0:02
15K
9.32 mi10:58:1256:586:0718:58
6:06
0:00
20K
12.43 mi11:17:181:16:046:0719:06
6:09
+0:03
Half
13.11 mi11:21:251:20:116:074:07
6:02
-0:07
25K
15.53 mi11:35:591:34:456:0614:34
6:00
-0:02
30K
18.64 mi11:54:491:53:356:0618:50
6:04
+0:04
20M
20.00 mi12:03:022:01:486:058:13
6:03
-0:01
21M
21.00 mi12:09:312:08:176:076:29
6:29
+0:26
35K
21.75 mi12:13:552:12:416:064:24
5:53
-0:36
23M
23.00 mi12:21:352:20:216:067:40
6:07
+0:14
24M
24.00 mi12:27:162:26:026:055:41
5:41
-0:26
40K
24.85 mi12:32:172:31:036:055:01
5:52
+0:11
25.2M
25.20 mi12:34:302:33:166:052:13
6:26
+0:34
Finish
26.22 mi12:40:172:39:036:045:47
5:41
-0:45

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

5:41 /mi

Average Pace

6:04 /mi

Slowest Pace

6:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:30:21

95% of race

Time at Steady Pace

8:42

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:04 /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 mi10:20:1619:026:0819:02
6:08
#1498
10K
6.21 mi10:39:1438:006:0718:58
6:06
#1485
15K
9.32 mi10:58:1256:586:0718:58
6:06
#1448
20K
12.43 mi11:17:181:16:046:0719:06
6:09
#1409
Half
13.11 mi11:21:251:20:116:074:07
6:02
#1399
25K
15.53 mi11:35:591:34:456:0614:34
6:00
#1273
30K
18.64 mi11:54:491:53:356:0618:50
6:04
#1102
20M
20.00 mi12:03:022:01:486:058:13
6:03
#1009
21M
21.00 mi12:09:312:08:176:076:29
6:29
#972
35K
21.75 mi12:13:552:12:416:064:24
5:53
#923
23M
23.00 mi12:21:352:20:216:067:40
6:07
#881
24M
24.00 mi12:27:162:26:026:055:41
5:41
#815
40K
24.85 mi12:32:172:31:036:055:01
5:52
#778
25.2M
25.20 mi12:34:302:33:166:052:13
6:26
#759
Finish
26.22 mi12:40:172:39:036:045:47
5:41
#716
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1498142814281389(Top 5%)1321(Top 8%)1321(Top 23%)
10K6.21 mi3.10 mi1485+131412+161412+161476(Top 5%)1401(Top 9%)1401(Top 25%)
15K9.32 mi3.11 mi1448+371373+391373+391389(Top 5%)1321(Top 8%)1321(Top 23%)
20K12.43 mi3.11 mi1409+391337+361337+361340(Top 5%)1268(Top 8%)1268(Top 22%)
Half13.11 mi0.68 mi1399+101327+101327+101234(Top 4%)1168(Top 7%)1168(Top 21%)
25K15.53 mi2.42 mi1273+1261203+1241203+124827(Top 3%)776(Top 5%)776(Top 14%)
30K18.64 mi3.11 mi1102+1711038+1651038+165605(Top 2%)564(Top 4%)564(Top 10%)
20M20.00 mi1.36 mi1009+93950+88950+88454(Top 2%)425(Top 3%)425(Top 8%)
21M21.00 mi1.00 mi972+37915+35915+35649(Top 2%)613(Top 4%)613(Top 11%)
35K21.75 mi0.75 mi923+49867+48867+48504(Top 2%)469(Top 3%)469(Top 8%)
23M23.00 mi1.25 mi881+42827+40827+40527(Top 2%)497(Top 3%)497(Top 9%)
24M24.00 mi1.00 mi815+66763+64763+64181(Top 0.6%)167(Top 1%)167(Top 3%)
40K24.85 mi0.85 mi778+37728+35728+35254(Top 0.9%)234(Top 1%)234(Top 4%)
25.2M25.20 mi0.35 mi759+19710+18710+18361(Top 1%)335(Top 2%)335(Top 6%)
Finish26.22 mi1.02 mi716+43666+44666+44331(Top 1%)310(Top 2%)310(Top 5%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 5%
×21story building
+97ft-345ft

Overall

1389

Males

1321

M18-39

1321

5K→10K

3.1 - 6.2 mi

Top 5%
×5story building
+79ft-138ft

Overall

1476

Males

1401

M18-39

1401

10K→15K

6.2 - 9.3 mi

Top 5%
×3story building
+67ft-78ft

Overall

1389

Males

1321

M18-39

1321

15K→20K

9.3 - 12.4 mi

Top 5%
×5story building
+106ft-86ft

Overall

1340

Males

1268

M18-39

1268

20K→Half

12.4 - 13.1 mi

Top 4%
×2story building
+19ft-37ft

Overall

1234

Males

1168

M18-39

1168

Half→25K

13.1 - 15.5 mi

Top 3%
×4story building
+66ft-88ft

Overall

827

Males

776

M18-39

776

25K→30K

15.5 - 18.6 mi

Top 2%
×9story building
+181ft-148ft

Overall

605

Males

564

M18-39

564

30K→20M

18.6 - 20.0 mi

Top 2%
×5story building
+64ft-50ft

Overall

454

Males

425

M18-39

425

20M→21M

20.0 - 21.0 mi

Top 2%
×8story building
+106ft-24ft

Overall

649

Males

613

M18-39

613

21M→35K

21.0 - 21.8 mi

Top 2%
×7story building
+17ft-86ft

Overall

504

Males

469

M18-39

469

35K→23M

21.8 - 23.0 mi

Top 2%
×5story building
+23ft-63ft

Overall

527

Males

497

M18-39

497

23M→24M

23.0 - 24.0 mi

Top 0.6%
×6story building
+12ft-82ft

Overall

181

Males

167

M18-39

167

24M→40K

24.0 - 24.9 mi

Top 0.9%
×1story
+6ft-20ft

Overall

254

Males

234

M18-39

234

40K→25.2M

24.9 - 25.2 mi

Top 1%
×1story
+13ft-16ft

Overall

361

Males

335

M18-39

335

25.2M→Finish

25.2 - 26.2 mi

Top 1%
×2story building
+22ft-21ft

Overall

331

Males

310

M18-39

310

Passing Analysis

Category:
Athletes Passed
921
Passed By
139
Net Change
+782
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1498
5K → 10K8067+13#1498#1485
10K → 15K7033+37#1485#1448
15K → 20K6930+39#1448#1409
20K → Half100+10#1409#1399
Half → 25K1260+126#1399#1273
25K → 30K1721+171#1273#1102
30K → 20M930+93#1102#1009
20M → 21M414+37#1009#972
21M → 35K490+49#972#923
35K → 23M453+42#923#881
23M → 24M660+66#881#815
24M → 40K370+37#815#778
40K → 25.2M190+19#778#759
25.2M → Finish441+43#759#716
TOTALS921139+782
📊

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