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BOSTON MARATHON 2025

Mark Smith

Bib: 11818•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M50-54)
#0 / 1996
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
7:02/mi
21:50
↑ 97↓ 3451.5%
10K· 6.21 mi
7:06/mi
43:52
↑ 79↓ 1380.4%
15K· 9.32 mi
7:12/mi
1:06:13
↑ 67↓ 78
20K· 12.43 mi
7:19/mi
1:28:57
↑ 106↓ 860.1%
Half· 13.11 mi
7:14/mi
1:33:53
↑ 19↓ 370.5%
25K· 15.53 mi
8:28/mi
1:54:24
↑ 66↓ 880.2%
30K· 18.64 mi
10:00/mi
2:25:27
↑ 181↓ 1480.2%
20M
9:14/mi
2:38:00
↑ 64↓ 500.2%
21M
10:32/mi
2:48:32
↑ 106↓ 241.6%
35K· 21.75 mi
9:13/mi
2:55:26
↑ 17↓ 861.7%
23M
9:54/mi
3:07:50
↑ 23↓ 630.6%
24M
8:12/mi
3:16:02
↓ 821.3%
40K· 24.85 mi
9:59/mi
3:24:34
↓ 200.3%
25.2M
10:06/mi
3:28:03
↑ 13↓ 160.2%
Finish· 26.22 mi
8:05/mi
3:36:17
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:33:53
Pace7:10 /mi
2nd Half
Distance13.11 mi
Time2:02:24
Pace9:20 /mi
📊Positive Split: 30.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:3921:507:0221:50
7:02
-
10K
6.21 mi11:11:4143:527:0422:02
7:06
+0:04
15K
9.32 mi11:34:021:06:137:0622:21
7:12
+0:06
20K
12.43 mi11:56:461:28:577:0922:44
7:19
+0:07
Half
13.11 mi12:01:421:33:537:104:56
7:14
-0:05
25K
15.53 mi12:22:131:54:247:2220:31
8:28
+1:14
30K
18.64 mi12:53:162:25:277:4831:03
10:00
+1:32
20M
20.00 mi13:05:492:38:007:5412:33
9:14
-0:46
21M
21.00 mi13:16:212:48:328:0210:32
10:32
+1:18
35K
21.75 mi13:23:152:55:268:046:54
9:13
-1:19
23M
23.00 mi13:35:393:07:508:1012:24
9:54
+0:41
24M
24.00 mi13:43:513:16:028:108:12
8:12
-1:42
40K
24.85 mi13:52:233:24:348:148:32
9:59
+1:47
25.2M
25.20 mi13:55:523:28:038:153:29
10:06
+0:07
Finish
26.22 mi14:04:063:36:178:158:14
8:05
-2:01

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

7:02 /mi

Average Pace

8:15 /mi

Slowest Pace

10:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:33:53

43% of race

Time at Steady Pace

36:57

17% of race

Time at Slower Pace

1:25:27

40% of race

Average Pace: 8:15 /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 mi10:49:3921:507:0221:50
7:02
#8042
10K
6.21 mi11:11:4143:527:0422:02
7:06
#8343
15K
9.32 mi11:34:021:06:137:0622:21
7:12
#8514
20K
12.43 mi11:56:461:28:577:0922:44
7:19
#8617
Half
13.11 mi12:01:421:33:537:104:56
7:14
#8647
25K
15.53 mi12:22:131:54:247:2220:31
8:28
#10133
30K
18.64 mi12:53:162:25:277:4831:03
10:00
#13108
20M
20.00 mi13:05:492:38:007:5412:33
9:14
#13518
21M
21.00 mi13:16:212:48:328:0210:32
10:32
#14044
35K
21.75 mi13:23:152:55:268:046:54
9:13
#14338
23M
23.00 mi13:35:393:07:508:1012:24
9:54
#14785
24M
24.00 mi13:43:513:16:028:108:12
8:12
#14669
40K
24.85 mi13:52:233:24:348:148:32
9:59
#14956
25.2M
25.20 mi13:55:523:28:038:153:29
10:06
#14997
Finish
26.22 mi14:04:063:36:178:158:14
8:05
#14914
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi8042702970299066(Top 32%)7594(Top 47%)7594(Top 380%)
10K6.21 mi3.10 mi8343-3017202-1737202-1738609(Top 30%)7372(Top 46%)7372(Top 369%)
15K9.32 mi3.11 mi8514-1717298-967298-969066(Top 32%)7594(Top 47%)7594(Top 380%)
20K12.43 mi3.11 mi8617-1037337-397337-399189(Top 32%)7561(Top 47%)7561(Top 379%)
Half13.11 mi0.68 mi8647-307343-67343-69386(Top 33%)7729(Top 48%)7729(Top 387%)
25K15.53 mi2.42 mi10133-14868134-7918134-79116940(Top 60%)11070(Top 69%)11070(Top 555%)
30K18.64 mi3.11 mi13108-29759452-13189452-131821581(Top 76%)12976(Top 81%)12976(Top 650%)
20M20.00 mi1.36 mi13518-4109621-1699621-16917935(Top 63%)11207(Top 70%)11207(Top 561%)
21M21.00 mi1.00 mi14044-5269814-1939814-19320093(Top 71%)12075(Top 75%)12075(Top 605%)
35K21.75 mi0.75 mi14338-2949938-1249938-12419226(Top 68%)11602(Top 72%)11602(Top 581%)
23M23.00 mi1.25 mi14785-44710097-15910097-15920145(Top 71%)11965(Top 74%)11965(Top 599%)
24M24.00 mi1.00 mi14669+11610011+8610011+8612552(Top 44%)8446(Top 52%)8446(Top 423%)
40K24.85 mi0.85 mi14956-28710109-9810109-9820391(Top 72%)11976(Top 74%)11976(Top 600%)
25.2M25.20 mi0.35 mi14997-4110106+310106+317405(Top 61%)10545(Top 65%)10545(Top 528%)
Finish26.22 mi1.02 mi14914+8310047+5910047+5913430(Top 47%)8738(Top 54%)8738(Top 438%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 32%
×21story building
+97ft-345ft

Overall

9066

Males

7594

M50-54

7594

5K→10K

3.1 - 6.2 mi

Top 30%
×5story building
+79ft-138ft

Overall

8609

Males

7372

M50-54

7372

10K→15K

6.2 - 9.3 mi

Top 32%
×3story building
+67ft-78ft

Overall

9066

Males

7594

M50-54

7594

15K→20K

9.3 - 12.4 mi

Top 32%
×5story building
+106ft-86ft

Overall

9189

Males

7561

M50-54

7561

20K→Half

12.4 - 13.1 mi

Top 33%
×2story building
+19ft-37ft

Overall

9386

Males

7729

M50-54

7729

Half→25K

13.1 - 15.5 mi

Top 60%
×4story building
+66ft-88ft

Overall

16940

Males

11070

M50-54

11070

25K→30K

15.5 - 18.6 mi

Top 76%
×9story building
+181ft-148ft

Overall

21581

Males

12976

M50-54

12976

30K→20M

18.6 - 20.0 mi

Top 63%
×5story building
+64ft-50ft

Overall

17935

Males

11207

M50-54

11207

20M→21M

20.0 - 21.0 mi

Top 71%
×8story building
+106ft-24ft

Overall

20093

Males

12075

M50-54

12075

21M→35K

21.0 - 21.8 mi

Top 68%
×7story building
+17ft-86ft

Overall

19226

Males

11602

M50-54

11602

35K→23M

21.8 - 23.0 mi

Top 71%
×5story building
+23ft-63ft

Overall

20145

Males

11965

M50-54

11965

23M→24M

23.0 - 24.0 mi

Top 44%
×6story building
+12ft-82ft

Overall

12552

Males

8446

M50-54

8446

24M→40K

24.0 - 24.9 mi

Top 72%
×1story
+6ft-20ft

Overall

20391

Males

11976

M50-54

11976

40K→25.2M

24.9 - 25.2 mi

Top 61%
×1story
+13ft-16ft

Overall

17405

Males

10545

M50-54

10545

25.2M→Finish

25.2 - 26.2 mi

Top 47%
×2story building
+22ft-21ft

Overall

13430

Males

8738

M50-54

8738

Passing Analysis

Category:
Athletes Passed
802
Passed By
7671
Net Change
-6872
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8042
5K → 10K106407-301#8042#8343
10K → 15K105276-171#8343#8514
15K → 20K139242-103#8514#8617
20K → Half2353-30#8617#8647
Half → 25K171501-1486#8647#10133
25K → 30K102984-2975#10133#13108
30K → 20M41451-410#13108#13518
20M → 21M22548-526#13518#14044
21M → 35K16310-294#14044#14338
35K → 23M27474-447#14338#14785
23M → 24M13519+116#14785#14669
24M → 40K19306-287#14669#14956
40K → 25.2M2869-41#14956#14997
25.2M → Finish11431+83#14997#14914
TOTALS8027671-6872
📊

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