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BOSTON MARATHON 2025

Steven Brown

Bib: 18416•M

CO

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 39%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Top 41%
Division (M55-59)
#0 / 1648
Top 23%
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
7:19/mi
22:44
↑ 97↓ 3451.5%
10K· 6.21 mi
7:28/mi
45:55
↑ 79↓ 1380.4%
15K· 9.32 mi
7:38/mi
1:09:37
↑ 67↓ 78
20K· 12.43 mi
7:43/mi
1:33:35
↑ 106↓ 860.1%
Half· 13.11 mi
7:29/mi
1:38:41
↑ 19↓ 370.5%
25K· 15.53 mi
7:46/mi
1:57:32
↑ 66↓ 880.2%
30K· 18.64 mi
7:54/mi
2:22:06
↑ 181↓ 1480.2%
20M
7:58/mi
2:32:56
↑ 64↓ 500.2%
21M
8:26/mi
2:41:22
↑ 106↓ 241.6%
35K· 21.75 mi
7:45/mi
2:47:10
↑ 17↓ 861.7%
23M
8:05/mi
2:57:17
↑ 23↓ 630.6%
24M
7:49/mi
3:05:06
↓ 821.3%
40K· 24.85 mi
7:53/mi
3:11:50
↓ 200.3%
25.2M
8:39/mi
3:14:49
↑ 13↓ 160.2%
Finish· 26.22 mi
7:51/mi
3:22:49
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:41
Pace7:32 /mi
2nd Half
Distance13.11 mi
Time1:44:08
Pace7:57 /mi
📊Positive Split: 5.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:3822:447:1922:44
7:19
-
10K
6.21 mi11:36:4945:557:2323:11
7:28
+0:09
15K
9.32 mi12:00:311:09:377:2823:42
7:38
+0:10
20K
12.43 mi12:24:291:33:357:3223:58
7:43
+0:05
Half
13.11 mi12:29:351:38:417:325:06
7:29
-0:14
25K
15.53 mi12:48:261:57:327:3418:51
7:46
+0:17
30K
18.64 mi13:13:002:22:067:3724:34
7:54
+0:08
20M
20.00 mi13:23:502:32:567:3910:50
7:58
+0:04
21M
21.00 mi13:32:162:41:227:418:26
8:26
+0:28
35K
21.75 mi13:38:042:47:107:415:48
7:45
-0:41
23M
23.00 mi13:48:112:57:177:4210:07
8:05
+0:20
24M
24.00 mi13:56:003:05:067:437:49
7:49
-0:16
40K
24.85 mi14:02:443:11:507:436:44
7:53
+0:04
25.2M
25.20 mi14:05:433:14:497:442:59
8:39
+0:46
Finish
26.22 mi14:13:433:22:497:448:00
7:51
-0:48

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

7:19 /mi

Average Pace

7:44 /mi

Slowest Pace

8:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:01:17

89% of race

Time at Steady Pace

18:33

9% of race

Time at Slower Pace

2:59

1% of race

Average Pace: 7:44 /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 mi11:13:3822:447:1922:44
7:19
#10525
10K
6.21 mi11:36:4945:557:2323:11
7:28
#11144
15K
9.32 mi12:00:311:09:377:2823:42
7:38
#11694
20K
12.43 mi12:24:291:33:357:3223:58
7:43
#11902
Half
13.11 mi12:29:351:38:417:325:06
7:29
#11871
25K
15.53 mi12:48:261:57:327:3418:51
7:46
#11890
30K
18.64 mi13:13:002:22:067:3724:34
7:54
#11619
20M
20.00 mi13:23:502:32:567:3910:50
7:58
#11445
21M
21.00 mi13:32:162:41:227:418:26
8:26
#11324
35K
21.75 mi13:38:042:47:107:415:48
7:45
#11284
23M
23.00 mi13:48:112:57:177:4210:07
8:05
#11199
24M
24.00 mi13:56:003:05:067:437:49
7:49
#11106
40K
24.85 mi14:02:443:11:507:436:44
7:53
#11005
25.2M
25.20 mi14:05:433:14:497:442:59
8:39
#10957
Finish
26.22 mi14:13:433:22:497:448:00
7:51
#10973
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi105258454845412835(Top 45%)9440(Top 59%)9440(Top 573%)
10K6.21 mi3.10 mi11144-6198748-2948748-29411724(Top 41%)9016(Top 56%)9016(Top 547%)
15K9.32 mi3.11 mi11694-5508993-2458993-24512835(Top 45%)9440(Top 59%)9440(Top 573%)
20K12.43 mi3.11 mi11902-2089047-549047-5412522(Top 44%)9199(Top 57%)9199(Top 558%)
Half13.11 mi0.68 mi11871+319026+219026+2111441(Top 40%)8751(Top 54%)8751(Top 531%)
25K15.53 mi2.42 mi11890-198992+348992+3412106(Top 43%)8901(Top 55%)8901(Top 540%)
30K18.64 mi3.11 mi11619+2718798+1948798+19410684(Top 38%)8018(Top 50%)8018(Top 487%)
20M20.00 mi1.36 mi11445+1748669+1298669+12910239(Top 36%)7657(Top 48%)7657(Top 465%)
21M21.00 mi1.00 mi11324+1218578+918578+9110042(Top 35%)7393(Top 46%)7393(Top 449%)
35K21.75 mi0.75 mi11284+408529+498529+4910439(Top 37%)7593(Top 47%)7593(Top 461%)
23M23.00 mi1.25 mi11199+858448+818448+8110600(Top 37%)7536(Top 47%)7536(Top 457%)
24M24.00 mi1.00 mi11106+938366+828366+829910(Top 35%)7119(Top 44%)7119(Top 432%)
40K24.85 mi0.85 mi11005+1018281+858281+859293(Top 33%)6686(Top 42%)6686(Top 406%)
25.2M25.20 mi0.35 mi10957+488243+388243+389679(Top 34%)6798(Top 42%)6798(Top 413%)
Finish26.22 mi1.02 mi10973-168214+298214+2911792(Top 42%)7930(Top 49%)7930(Top 481%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
×21story building
+97ft-345ft

Overall

12835

Males

9440

M55-59

9440

5K→10K

3.1 - 6.2 mi

Top 41%
×5story building
+79ft-138ft

Overall

11724

Males

9016

M55-59

9016

10K→15K

6.2 - 9.3 mi

Top 45%
×3story building
+67ft-78ft

Overall

12835

Males

9440

M55-59

9440

15K→20K

9.3 - 12.4 mi

Top 44%
×5story building
+106ft-86ft

Overall

12522

Males

9199

M55-59

9199

20K→Half

12.4 - 13.1 mi

Top 40%
×2story building
+19ft-37ft

Overall

11441

Males

8751

M55-59

8751

Half→25K

13.1 - 15.5 mi

Top 43%
×4story building
+66ft-88ft

Overall

12106

Males

8901

M55-59

8901

25K→30K

15.5 - 18.6 mi

Top 38%
×9story building
+181ft-148ft

Overall

10684

Males

8018

M55-59

8018

30K→20M

18.6 - 20.0 mi

Top 36%
×5story building
+64ft-50ft

Overall

10239

Males

7657

M55-59

7657

20M→21M

20.0 - 21.0 mi

Top 35%
×8story building
+106ft-24ft

Overall

10042

Males

7393

M55-59

7393

21M→35K

21.0 - 21.8 mi

Top 37%
×7story building
+17ft-86ft

Overall

10439

Males

7593

M55-59

7593

35K→23M

21.8 - 23.0 mi

Top 37%
×5story building
+23ft-63ft

Overall

10600

Males

7536

M55-59

7536

23M→24M

23.0 - 24.0 mi

Top 35%
×6story building
+12ft-82ft

Overall

9910

Males

7119

M55-59

7119

24M→40K

24.0 - 24.9 mi

Top 33%
×1story
+6ft-20ft

Overall

9293

Males

6686

M55-59

6686

40K→25.2M

24.9 - 25.2 mi

Top 34%
×1story
+13ft-16ft

Overall

9679

Males

6798

M55-59

6798

25.2M→Finish

25.2 - 26.2 mi

Top 42%
×2story building
+22ft-21ft

Overall

11792

Males

7930

M55-59

7930

Passing Analysis

Category:
Athletes Passed
1810
Passed By
2258
Net Change
-448
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10525
5K → 10K76695-619#10525#11144
10K → 15K69619-550#11144#11694
15K → 20K126334-208#11694#11902
20K → Half5120+31#11902#11871
Half → 25K158177-19#11871#11890
25K → 30K35685+271#11890#11619
30K → 20M21339+174#11619#11445
20M → 21M15433+121#11445#11324
21M → 35K7333+40#11324#11284
35K → 23M15469+85#11284#11199
23M → 24M12936+93#11199#11106
24M → 40K12827+101#11106#11005
40K → 25.2M6214+48#11005#10957
25.2M → Finish6177-16#10957#10973
TOTALS18102258-448
📊

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