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BOSTON MARATHON 2025

Ian Mcbee

Bib: 8506•M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 13%
Gender (Male)
#0 / 16105
Top 21%
Masters (Masters Men)
#0 / 10463
Top 8%
Division (M40-44)
#0 / 2247
Top 22%
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
6:36/mi
20:30
↑ 97↓ 3451.5%
10K· 6.21 mi
6:36/mi
41:01
↑ 79↓ 1380.4%
15K· 9.32 mi
6:35/mi
1:01:29
↑ 67↓ 78
20K· 12.43 mi
6:39/mi
1:22:10
↑ 106↓ 860.1%
Half· 13.11 mi
6:33/mi
1:26:38
↑ 19↓ 370.5%
25K· 15.53 mi
6:38/mi
1:42:42
↑ 66↓ 880.2%
30K· 18.64 mi
6:48/mi
2:03:49
↑ 181↓ 1480.2%
20M
6:55/mi
2:13:13
↑ 64↓ 500.2%
21M
7:15/mi
2:20:28
↑ 106↓ 241.6%
35K· 21.75 mi
6:45/mi
2:25:31
↑ 17↓ 861.7%
23M
6:59/mi
2:34:15
↑ 23↓ 630.6%
24M
6:50/mi
2:41:05
↓ 821.3%
40K· 24.85 mi
6:59/mi
2:47:03
↓ 200.3%
25.2M
7:32/mi
2:49:39
↑ 13↓ 160.2%
Finish· 26.22 mi
6:36/mi
2:56:23
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:38
Pace6:37 /mi
2nd Half
Distance13.11 mi
Time1:29:45
Pace6:51 /mi
📊Positive Split: 3.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:45:4520:306:3620:30
6:36
-
10K
6.21 mi11:06:1641:016:3620:31
6:36
0:00
15K
9.32 mi11:26:441:01:296:3620:28
6:35
-0:01
20K
12.43 mi11:47:251:22:106:3720:41
6:39
+0:04
Half
13.11 mi11:51:531:26:386:374:28
6:33
-0:06
25K
15.53 mi12:07:571:42:426:3716:04
6:38
+0:05
30K
18.64 mi12:29:042:03:496:3921:07
6:48
+0:10
20M
20.00 mi12:38:282:13:136:409:24
6:55
+0:07
21M
21.00 mi12:45:432:20:286:417:15
7:15
+0:20
35K
21.75 mi12:50:462:25:316:415:03
6:45
-0:30
23M
23.00 mi12:59:302:34:156:428:44
6:59
+0:14
24M
24.00 mi13:06:202:41:056:436:50
6:50
-0:09
40K
24.85 mi13:12:182:47:036:435:58
6:59
+0:09
25.2M
25.20 mi13:14:542:49:396:442:36
7:32
+0:33
Finish
26.22 mi13:21:382:56:236:446:44
6:36
-0:56

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

6:33 /mi

Average Pace

6:44 /mi

Slowest Pace

7:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:46:32

94% of race

Time at Steady Pace

9:51

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:44 /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 mi10:45:4520:306:3620:30
6:36
#4586
10K
6.21 mi11:06:1641:016:3620:31
6:36
#4514
15K
9.32 mi11:26:441:01:296:3620:28
6:35
#4367
20K
12.43 mi11:47:251:22:106:3720:41
6:39
#4277
Half
13.11 mi11:51:531:26:386:374:28
6:33
#4234
25K
15.53 mi12:07:571:42:426:3716:04
6:38
#4078
30K
18.64 mi12:29:042:03:496:3921:07
6:48
#3906
20M
20.00 mi12:38:282:13:136:409:24
6:55
#3843
21M
21.00 mi12:45:432:20:286:417:15
7:15
#3781
35K
21.75 mi12:50:462:25:316:415:03
6:45
#3771
23M
23.00 mi12:59:302:34:156:428:44
6:59
#3720
24M
24.00 mi13:06:202:41:056:436:50
6:50
#3701
40K
24.85 mi13:12:182:47:036:435:58
6:59
#3663
25.2M
25.20 mi13:14:542:49:396:442:36
7:32
#3644
Finish
26.22 mi13:21:382:56:236:446:44
6:36
#3590
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi4586430943094139(Top 15%)3894(Top 24%)3894(Top 173%)
10K6.21 mi3.10 mi4514+724242+674242+674509(Top 16%)4225(Top 26%)4225(Top 188%)
15K9.32 mi3.11 mi4367+1474105+1374105+1374139(Top 15%)3894(Top 24%)3894(Top 173%)
20K12.43 mi3.11 mi4277+904022+834022+834076(Top 14%)3826(Top 24%)3826(Top 170%)
Half13.11 mi0.68 mi4234+433981+413981+414034(Top 14%)3798(Top 24%)3798(Top 169%)
25K15.53 mi2.42 mi4078+1563833+1483833+1483643(Top 13%)3430(Top 21%)3430(Top 153%)
30K18.64 mi3.11 mi3906+1723677+1563677+1563437(Top 12%)3203(Top 20%)3203(Top 143%)
20M20.00 mi1.36 mi3843+633615+623615+623632(Top 13%)3348(Top 21%)3348(Top 149%)
21M21.00 mi1.00 mi3781+623555+603555+603397(Top 12%)3119(Top 19%)3119(Top 139%)
35K21.75 mi0.75 mi3771+103544+113544+113831(Top 13%)3453(Top 21%)3453(Top 154%)
23M23.00 mi1.25 mi3720+513490+543490+543631(Top 13%)3287(Top 20%)3287(Top 146%)
24M24.00 mi1.00 mi3701+193458+323458+323718(Top 13%)3314(Top 21%)3314(Top 147%)
40K24.85 mi0.85 mi3663+383419+393419+393776(Top 13%)3321(Top 21%)3321(Top 148%)
25.2M25.20 mi0.35 mi3644+193399+203399+203602(Top 13%)3146(Top 20%)3146(Top 140%)
Finish26.22 mi1.02 mi3590+543347+523347+523381(Top 12%)2965(Top 18%)2965(Top 132%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21story building
+97ft-345ft

Overall

4139

Males

3894

M40-44

3894

5K→10K

3.1 - 6.2 mi

Top 16%
×5story building
+79ft-138ft

Overall

4509

Males

4225

M40-44

4225

10K→15K

6.2 - 9.3 mi

Top 15%
×3story building
+67ft-78ft

Overall

4139

Males

3894

M40-44

3894

15K→20K

9.3 - 12.4 mi

Top 14%
×5story building
+106ft-86ft

Overall

4076

Males

3826

M40-44

3826

20K→Half

12.4 - 13.1 mi

Top 14%
×2story building
+19ft-37ft

Overall

4034

Males

3798

M40-44

3798

Half→25K

13.1 - 15.5 mi

Top 13%
×4story building
+66ft-88ft

Overall

3643

Males

3430

M40-44

3430

25K→30K

15.5 - 18.6 mi

Top 12%
×9story building
+181ft-148ft

Overall

3437

Males

3203

M40-44

3203

30K→20M

18.6 - 20.0 mi

Top 13%
×5story building
+64ft-50ft

Overall

3632

Males

3348

M40-44

3348

20M→21M

20.0 - 21.0 mi

Top 12%
×8story building
+106ft-24ft

Overall

3397

Males

3119

M40-44

3119

21M→35K

21.0 - 21.8 mi

Top 13%
×7story building
+17ft-86ft

Overall

3831

Males

3453

M40-44

3453

35K→23M

21.8 - 23.0 mi

Top 13%
×5story building
+23ft-63ft

Overall

3631

Males

3287

M40-44

3287

23M→24M

23.0 - 24.0 mi

Top 13%
×6story building
+12ft-82ft

Overall

3718

Males

3314

M40-44

3314

24M→40K

24.0 - 24.9 mi

Top 13%
×1story
+6ft-20ft

Overall

3776

Males

3321

M40-44

3321

40K→25.2M

24.9 - 25.2 mi

Top 13%
×1story
+13ft-16ft

Overall

3602

Males

3146

M40-44

3146

25.2M→Finish

25.2 - 26.2 mi

Top 12%
×2story building
+22ft-21ft

Overall

3381

Males

2965

M40-44

2965

Passing Analysis

Category:
Athletes Passed
1512
Passed By
516
Net Change
+996
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4586
5K → 10K206134+72#4586#4514
10K → 15K18942+147#4514#4367
15K → 20K14050+90#4367#4277
20K → Half496+43#4277#4234
Half → 25K18024+156#4234#4078
25K → 30K21240+172#4078#3906
30K → 20M8623+63#3906#3843
20M → 21M9230+62#3843#3781
21M → 35K3222+10#3781#3771
35K → 23M8534+51#3771#3720
23M → 24M6546+19#3720#3701
24M → 40K6123+38#3701#3663
40K → 25.2M3718+19#3663#3644
25.2M → Finish7824+54#3644#3590
TOTALS1512516+996
📊

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