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BOSTON MARATHON 2025

Thomas Mortimer

Bib: 32245•M

NY

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 31%
Gender (Male)
#0 / 16105
Top 44%
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
23:50
Rank: #13691
Start → 5K
23:50 | 7:40/mi
10K· 6.21 mi
47:11
Rank: #12972 (+719)
5K → 10K
23:21 | 7:31/mi
15K· 9.32 mi
1:10:18
Rank: #12342 (+630)
10K → 15K
23:07 | 7:26/mi
20K· 12.43 mi
1:33:05
Rank: #11551 (+791)
15K → 20K
22:47 | 7:20/mi
Half· 13.11 mi
1:38:19
Rank: #11628 (-77)
20K → Half
5:14 | 7:40/mi
25K· 15.53 mi
1:56:20
Rank: #11231 (+397)
Half → 25K
18:01 | 7:26/mi
30K· 18.64 mi
2:19:39
Rank: #10502 (+729)
25K → 30K
23:19 | 7:30/mi
20M
2:29:40
Rank: #10079 (+423)
30K → 20M
10:01 | 7:22/mi
21M
2:37:11
Rank: #9684 (+395)
20M → 21M
7:31 | 7:31/mi
35K· 21.75 mi
2:42:41
Rank: #9573 (+111)
21M → 35K
5:30 | 7:21/mi
23M
2:51:59
Rank: #9306 (+267)
35K → 23M
9:18 | 7:26/mi
24M
2:59:22
Rank: #9154 (+152)
23M → 24M
7:23 | 7:23/mi
40K· 24.85 mi
3:05:46
Rank: #9013 (+141)
24M → 40K
6:24 | 7:29/mi
25.2M
3:08:34
Rank: #8944 (+69)
40K → 25.2M
2:48 | 8:07/mi
Finish· 26.22 mi
3:16:06
Rank: #8893 (+51)
25.2M → Finish
7:32 | 7:24/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:38:19
Pace7:30 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:37:47
Pace7:28 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:5123:507:4023:50
7:40
-
10K
6.21 mi12:13:1247:117:3623:21
7:31
-0:09
15K
9.32 mi12:36:191:10:187:3323:07
7:26
-0:05
20K
12.43 mi12:59:061:33:057:2922:47
7:20
-0:06
Half
13.11 mi13:04:201:38:197:305:14
7:40
+0:20
25K
15.53 mi13:22:211:56:207:2918:01
7:26
-0:14
30K
18.64 mi13:45:402:19:397:2923:19
7:30
+0:04
20M
20.00 mi13:55:412:29:407:2910:01
7:22
-0:08
21M
21.00 mi14:03:122:37:117:297:31
7:31
+0:09
35K
21.75 mi14:08:422:42:417:295:30
7:21
-0:10
23M
23.00 mi14:18:002:51:597:299:18
7:26
+0:05
24M
24.00 mi14:25:232:59:227:287:23
7:23
-0:03
40K
24.85 mi14:31:473:05:467:286:24
7:29
+0:06
25.2M
25.20 mi14:34:353:08:347:292:48
8:07
+0:38
Finish
26.22 mi14:42:073:16:067:297:32
7:24
-0:43

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

7:20 /mi

Average Pace

7:29 /mi

Slowest Pace

8:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:13:18

99% of race

Time at Steady Pace

2:48

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:29 /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 mi11:49:5123:507:4023:50
7:40
#13691
10K
6.21 mi12:13:1247:117:3623:21
7:31
#12972
15K
9.32 mi12:36:191:10:187:3323:07
7:26
#12342
20K
12.43 mi12:59:061:33:057:2922:47
7:20
#11551
Half
13.11 mi13:04:201:38:197:305:14
7:40
#11628
25K
15.53 mi13:22:211:56:207:2918:01
7:26
#11231
30K
18.64 mi13:45:402:19:397:2923:19
7:30
#10502
20M
20.00 mi13:55:412:29:407:2910:01
7:22
#10079
21M
21.00 mi14:03:122:37:117:297:31
7:31
#9684
35K
21.75 mi14:08:422:42:417:295:30
7:21
#9573
23M
23.00 mi14:18:002:51:597:299:18
7:26
#9306
24M
24.00 mi14:25:232:59:227:287:23
7:23
#9154
40K
24.85 mi14:31:473:05:467:286:24
7:29
#9013
25.2M
25.20 mi14:34:353:08:347:292:48
8:07
#8944
Finish
26.22 mi14:42:073:16:067:297:32
7:24
#8893
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi136919943994311223(Top 40%)8701(Top 54%)8701(Top 154%)
10K6.21 mi3.10 mi12972+7199612+3319612+33112227(Top 43%)9242(Top 57%)9242(Top 164%)
15K9.32 mi3.11 mi12342+6309284+3289284+32811223(Top 40%)8701(Top 54%)8701(Top 154%)
20K12.43 mi3.11 mi11551+7918875+4098875+4099301(Top 33%)7628(Top 47%)7628(Top 135%)
Half13.11 mi0.68 mi11628-778922-478922-4713082(Top 46%)9481(Top 59%)9481(Top 168%)
25K15.53 mi2.42 mi11231+3978694+2288694+2289373(Top 33%)7540(Top 47%)7540(Top 134%)
30K18.64 mi3.11 mi10502+7298265+4298265+4297779(Top 27%)6460(Top 40%)6460(Top 114%)
20M20.00 mi1.36 mi10079+4238028+2378028+2376218(Top 22%)5349(Top 33%)5349(Top 95%)
21M21.00 mi1.00 mi9684+3957783+2457783+2454710(Top 17%)4167(Top 26%)4167(Top 74%)
35K21.75 mi0.75 mi9573+1117703+807703+807554(Top 27%)6031(Top 37%)6031(Top 107%)
23M23.00 mi1.25 mi9306+2677508+1957508+1956210(Top 22%)5103(Top 32%)5103(Top 90%)
24M24.00 mi1.00 mi9154+1527395+1137395+1136944(Top 24%)5497(Top 34%)5497(Top 97%)
40K24.85 mi0.85 mi9013+1417276+1197276+1196727(Top 24%)5284(Top 33%)5284(Top 94%)
25.2M25.20 mi0.35 mi8944+697214+627214+626604(Top 23%)5133(Top 32%)5133(Top 91%)
Finish26.22 mi1.02 mi8893+517150+647150+648409(Top 30%)6148(Top 38%)6148(Top 109%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21stories
+97ft-345ft

Overall

11223

Males

8701

M18-39

8701

5K→10K

3.1 - 6.2 mi

Top 43%
×5stories
+79ft-138ft

Overall

12227

Males

9242

M18-39

9242

10K→15K

6.2 - 9.3 mi

Top 40%
×3stories
+67ft-78ft

Overall

11223

Males

8701

M18-39

8701

15K→20K

9.3 - 12.4 mi

Top 33%
×5stories
+106ft-86ft

Overall

9301

Males

7628

M18-39

7628

20K→Half

12.4 - 13.1 mi

Top 46%
×2stories
+19ft-37ft

Overall

13082

Males

9481

M18-39

9481

Half→25K

13.1 - 15.5 mi

Top 33%
×4stories
+66ft-88ft

Overall

9373

Males

7540

M18-39

7540

25K→30K

15.5 - 18.6 mi

Top 27%
×9stories
+181ft-148ft

Overall

7779

Males

6460

M18-39

6460

30K→20M

18.6 - 20.0 mi

Top 22%
×5stories
+64ft-50ft

Overall

6218

Males

5349

M18-39

5349

20M→21M

20.0 - 21.0 mi

Top 17%
×8stories
+106ft-24ft

Overall

4710

Males

4167

M18-39

4167

21M→35K

21.0 - 21.8 mi

Top 27%
×7stories
+17ft-86ft

Overall

7554

Males

6031

M18-39

6031

35K→23M

21.8 - 23.0 mi

Top 22%
×5stories
+23ft-63ft

Overall

6210

Males

5103

M18-39

5103

23M→24M

23.0 - 24.0 mi

Top 24%
×6stories
+12ft-82ft

Overall

6944

Males

5497

M18-39

5497

24M→40K

24.0 - 24.9 mi

Top 24%
×1story
+6ft-20ft

Overall

6727

Males

5284

M18-39

5284

40K→25.2M

24.9 - 25.2 mi

Top 23%
×1story
+13ft-16ft

Overall

6604

Males

5133

M18-39

5133

25.2M→Finish

25.2 - 26.2 mi

Top 30%
×2stories
+22ft-21ft

Overall

8409

Males

6148

M18-39

6148

Passing Analysis

Category:
Athletes Passed
5095*
Passed By
297
Net Change
+4798
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13691
5K → 10K77354+719#13691#12972
10K → 15K65222+630#12972#12342
15K → 20K7965+791#12342#11551
20K → Half1491-77#11551#11628
Half → 25K40710+397#11628#11231
25K → 30K7323+729#11231#10502
30K → 20M4241+423#10502#10079
20M → 21M396*1+395#10079#9684
21M → 35K12110+111#9684#9573
35K → 23M2714+267#9573#9306
23M → 24M17119+152#9306#9154
24M → 40K16423+141#9154#9013
40K → 25.2M8011+69#9013#8944
25.2M → Finish9443+51#8944#8893
TOTALS5095*297+4798

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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