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BOSTON MARATHON 2025

Thomas Johnson

Bib: 6345•M

MN

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 19%
Gender (Male)
#0 / 16105
Top 30%
Division (M18-39)
#0 / 5642
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:13
Rank: #6554
Start → 5K
21:13 | 6:50/mi
10K· 6.21 mi
42:20
Rank: #6426 (+128)
5K → 10K
21:07 | 6:48/mi
15K· 9.32 mi
1:03:32
Rank: #6361 (+65)
10K → 15K
21:12 | 6:49/mi
20K· 12.43 mi
1:25:23
Rank: #6587 (-226)
15K → 20K
21:51 | 7:02/mi
Half· 13.11 mi
1:29:58
Rank: #6523 (+64)
20K → Half
4:35 | 6:43/mi
25K· 15.53 mi
1:47:20
Rank: #6639 (-116)
Half → 25K
17:22 | 7:10/mi
30K· 18.64 mi
2:10:06
Rank: #6530 (+109)
25K → 30K
22:46 | 7:20/mi
20M
2:19:52
Rank: #6347 (+183)
30K → 20M
9:46 | 7:11/mi
21M
2:27:28
Rank: #6222 (+125)
20M → 21M
7:36 | 7:36/mi
35K· 21.75 mi
2:32:32
Rank: #6108 (+114)
21M → 35K
5:04 | 6:46/mi
23M
2:41:19
Rank: #5890 (+218)
35K → 23M
8:47 | 7:01/mi
24M
2:48:01
Rank: #5700 (+190)
23M → 24M
6:42 | 6:42/mi
40K· 24.85 mi
2:53:45
Rank: #5514 (+186)
24M → 40K
5:44 | 6:42/mi
25.2M
2:56:22
Rank: #5455 (+59)
40K → 25.2M
2:37 | 7:35/mi
Finish· 26.22 mi
3:03:15
Rank: #5364 (+91)
25.2M → Finish
6:53 | 6:45/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:58
Pace6:52 /mi
2nd Half
Distance13.11 mi
Time1:33:17
Pace7:07 /mi
📊Positive Split: 3.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:4821:136:5021:13
6:50
-
10K
6.21 mi10:46:5542:206:4921:07
6:48
-0:02
15K
9.32 mi11:08:071:03:326:4921:12
6:49
+0:01
20K
12.43 mi11:29:581:25:236:5221:51
7:02
+0:13
Half
13.11 mi11:34:331:29:586:524:35
6:43
-0:19
25K
15.53 mi11:51:551:47:206:5517:22
7:10
+0:27
30K
18.64 mi12:14:412:10:066:5922:46
7:20
+0:10
20M
20.00 mi12:24:272:19:527:009:46
7:11
-0:09
21M
21.00 mi12:32:032:27:287:017:36
7:36
+0:25
35K
21.75 mi12:37:072:32:327:015:04
6:46
-0:50
23M
23.00 mi12:45:542:41:197:018:47
7:01
+0:15
24M
24.00 mi12:52:362:48:017:006:42
6:42
-0:19
40K
24.85 mi12:58:202:53:456:595:44
6:42
0:00
25.2M
25.20 mi13:00:572:56:227:002:37
7:35
+0:53
Finish
26.22 mi13:07:503:03:157:006:53
6:45
-0:50

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

6:42 /mi

Average Pace

7:00 /mi

Slowest Pace

7:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:53:02

94% of race

Time at Steady Pace

10:13

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:59 /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 mi10:25:4821:136:5021:13
6:50
#6554
10K
6.21 mi10:46:5542:206:4921:07
6:48
#6426
15K
9.32 mi11:08:071:03:326:4921:12
6:49
#6361
20K
12.43 mi11:29:581:25:236:5221:51
7:02
#6587
Half
13.11 mi11:34:331:29:586:524:35
6:43
#6523
25K
15.53 mi11:51:551:47:206:5517:22
7:10
#6639
30K
18.64 mi12:14:412:10:066:5922:46
7:20
#6530
20M
20.00 mi12:24:272:19:527:009:46
7:11
#6347
21M
21.00 mi12:32:032:27:287:017:36
7:36
#6222
35K
21.75 mi12:37:072:32:327:015:04
6:46
#6108
23M
23.00 mi12:45:542:41:197:018:47
7:01
#5890
24M
24.00 mi12:52:362:48:017:006:42
6:42
#5700
40K
24.85 mi12:58:202:53:456:595:44
6:42
#5514
25.2M
25.20 mi13:00:572:56:227:002:37
7:35
#5455
Finish
26.22 mi13:07:503:03:157:006:53
6:45
#5364
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi6554596159616322(Top 22%)5723(Top 36%)5723(Top 101%)
10K6.21 mi3.10 mi6426+1285858+1035858+1036355(Top 22%)5764(Top 36%)5764(Top 102%)
15K9.32 mi3.11 mi6361+655796+625796+626322(Top 22%)5723(Top 36%)5723(Top 101%)
20K12.43 mi3.11 mi6587-2265950-1545950-1547073(Top 25%)6260(Top 39%)6260(Top 111%)
Half13.11 mi0.68 mi6523+645892+585892+585472(Top 19%)5027(Top 31%)5027(Top 89%)
25K15.53 mi2.42 mi6639-1165977-855977-857339(Top 26%)6341(Top 39%)6341(Top 112%)
30K18.64 mi3.11 mi6530+1095858+1195858+1196609(Top 23%)5714(Top 35%)5714(Top 101%)
20M20.00 mi1.36 mi6347+1835697+1615697+1615137(Top 18%)4586(Top 28%)4586(Top 81%)
21M21.00 mi1.00 mi6222+1255582+1155582+1155130(Top 18%)4476(Top 28%)4476(Top 79%)
35K21.75 mi0.75 mi6108+1145484+985484+983982(Top 14%)3582(Top 22%)3582(Top 63%)
23M23.00 mi1.25 mi5890+2185296+1885296+1883863(Top 14%)3476(Top 22%)3476(Top 62%)
24M24.00 mi1.00 mi5700+1905131+1655131+1653012(Top 11%)2736(Top 17%)2736(Top 48%)
40K24.85 mi0.85 mi5514+1864977+1544977+1542423(Top 9%)2220(Top 14%)2220(Top 39%)
25.2M25.20 mi0.35 mi5455+594923+544923+543859(Top 14%)3341(Top 21%)3341(Top 59%)
Finish26.22 mi1.02 mi5364+914838+854838+854241(Top 15%)3618(Top 22%)3618(Top 64%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 22%
×21stories
+97ft-345ft

Overall

6322

Males

5723

M18-39

5723

5K→10K

3.1 - 6.2 mi

Top 22%
×5stories
+79ft-138ft

Overall

6355

Males

5764

M18-39

5764

10K→15K

6.2 - 9.3 mi

Top 22%
×3stories
+67ft-78ft

Overall

6322

Males

5723

M18-39

5723

15K→20K

9.3 - 12.4 mi

Top 25%
×5stories
+106ft-86ft

Overall

7073

Males

6260

M18-39

6260

20K→Half

12.4 - 13.1 mi

Top 19%
×2stories
+19ft-37ft

Overall

5472

Males

5027

M18-39

5027

Half→25K

13.1 - 15.5 mi

Top 26%
×4stories
+66ft-88ft

Overall

7339

Males

6341

M18-39

6341

25K→30K

15.5 - 18.6 mi

Top 23%
×9stories
+181ft-148ft

Overall

6609

Males

5714

M18-39

5714

30K→20M

18.6 - 20.0 mi

Top 18%
×5stories
+64ft-50ft

Overall

5137

Males

4586

M18-39

4586

20M→21M

20.0 - 21.0 mi

Top 18%
×8stories
+106ft-24ft

Overall

5130

Males

4476

M18-39

4476

21M→35K

21.0 - 21.8 mi

Top 14%
×7stories
+17ft-86ft

Overall

3982

Males

3582

M18-39

3582

35K→23M

21.8 - 23.0 mi

Top 14%
×5stories
+23ft-63ft

Overall

3863

Males

3476

M18-39

3476

23M→24M

23.0 - 24.0 mi

Top 11%
×6stories
+12ft-82ft

Overall

3012

Males

2736

M18-39

2736

24M→40K

24.0 - 24.9 mi

Top 9%
×1story
+6ft-20ft

Overall

2423

Males

2220

M18-39

2220

40K→25.2M

24.9 - 25.2 mi

Top 14%
×1story
+13ft-16ft

Overall

3859

Males

3341

M18-39

3341

25.2M→Finish

25.2 - 26.2 mi

Top 15%
×2stories
+22ft-21ft

Overall

4241

Males

3618

M18-39

3618

Passing Analysis

Category:
Athletes Passed
2095
Passed By
905
Net Change
+1190
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6554
5K → 10K243115+128#6554#6426
10K → 15K174109+65#6426#6361
15K → 20K81307-226#6361#6587
20K → Half717+64#6587#6523
Half → 25K94210-116#6523#6639
25K → 30K224115+109#6639#6530
30K → 20M19815+183#6530#6347
20M → 21M13510+125#6347#6222
21M → 35K1162+114#6222#6108
35K → 23M2191+218#6108#5890
23M → 24M1900+190#5890#5700
24M → 40K1871+186#5700#5514
40K → 25.2M656+59#5514#5455
25.2M → Finish987+91#5455#5364
TOTALS2095905+1190
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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