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BOSTON MARATHON 2025

Jonathan Thurman

Bib: 27502•M

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
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
33:09
Rank: #27085
Start → 5K
10:40/mi
33:09 split
10K· 6.21 mi
1:08:11
Rank: #27275 (-190)
5K → 10K
11:17/mi
35:02 split
15K· 9.32 mi
1:44:42
Rank: #27349 (-74)
10K → 15K
11:45/mi
36:31 split
20K· 12.43 mi
2:25:39
Rank: #27591 (-242)
15K → 20K
13:11/mi
40:57 split
Half· 13.11 mi
2:33:16
Rank: #27557 (+34)
20K → Half
11:10/mi
7:37 split
25K· 15.53 mi
3:13:43
Rank: #27931 (-374)
Half → 25K
16:41/mi
40:27 split
30K· 18.64 mi
4:05:06
Rank: #28140 (-209)
25K → 30K
16:32/mi
51:23 split
20M
4:28:20
Rank: #28200 (-60)
30K → 20M
17:06/mi
23:14 split
21M
4:45:13
Rank: #28223 (-23)
20M → 21M
16:53/mi
16:53 split
35K· 21.75 mi
4:57:18
Rank: #28242 (-19)
21M → 35K
16:09/mi
12:05 split
23M
5:18:31
Rank: #28270 (-28)
35K → 23M
16:57/mi
21:13 split
24M
5:33:25
Rank: #28280 (-10)
23M → 24M
14:54/mi
14:54 split
40K· 24.85 mi
5:46:31
Rank: #28289 (-9)
24M → 40K
15:19/mi
13:06 split
25.2M
5:52:02
Rank: #28290 (-1)
40K → 25.2M
16:00/mi
5:31 split
Finish· 26.22 mi
6:04:43
Rank: #28269 (+21)
25.2M → Finish
12:27/mi
12:41 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:33:16
Pace11:41 /mi
2nd Half
Distance13.11 mi
Time3:31:27
Pace16:08 /mi
📊Positive Split: 38.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:1433:0910:4033:09
10:40
-
10K
6.21 mi12:24:161:08:1110:5835:02
11:17
+0:37
15K
9.32 mi13:00:471:44:4211:1436:31
11:45
+0:28
20K
12.43 mi13:41:442:25:3911:4340:57
13:11
+1:26
Half
13.11 mi13:49:212:33:1611:417:37
11:10
-2:01
25K
15.53 mi14:29:483:13:4312:2840:27
16:41
+5:31
30K
18.64 mi15:21:114:05:0613:0951:23
16:32
-0:09
20M
20.00 mi15:44:254:28:2013:2523:14
17:06
+0:34
21M
21.00 mi16:01:184:45:1313:3516:53
16:53
-0:13
35K
21.75 mi16:13:234:57:1813:4012:05
16:09
-0:44
23M
23.00 mi16:34:365:18:3113:5121:13
16:57
+0:48
24M
24.00 mi16:49:305:33:2513:5414:54
14:54
-2:03
40K
24.85 mi17:02:365:46:3113:5613:06
15:19
+0:25
25.2M
25.20 mi17:08:075:52:0213:585:31
16:00
+0:41
Finish
26.22 mi17:20:486:04:4313:5512:41
12:27
-3:33

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

10:40 /mi

Average Pace

13:55 /mi

Slowest Pace

17:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:45:57

46% of race

Time at Steady Pace

45:36

13% of race

Time at Slower Pace

2:33:10

42% of race

Average Pace: 13:55 /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 mi11:49:1433:0910:4033:09
10:40
#27085
10K
6.21 mi12:24:161:08:1110:5835:02
11:17
#27275
15K
9.32 mi13:00:471:44:4211:1436:31
11:45
#27349
20K
12.43 mi13:41:442:25:3911:4340:57
13:11
#27591
Half
13.11 mi13:49:212:33:1611:417:37
11:10
#27557
25K
15.53 mi14:29:483:13:4312:2840:27
16:41
#27931
30K
18.64 mi15:21:114:05:0613:0951:23
16:32
#28140
20M
20.00 mi15:44:254:28:2013:2523:14
17:06
#28200
21M
21.00 mi16:01:184:45:1313:3516:53
16:53
#28223
35K
21.75 mi16:13:234:57:1813:4012:05
16:09
#28242
23M
23.00 mi16:34:365:18:3113:5121:13
16:57
#28270
24M
24.00 mi16:49:305:33:2513:5414:54
14:54
#28280
40K
24.85 mi17:02:365:46:3113:5613:06
15:19
#28289
25.2M
25.20 mi17:08:075:52:0213:585:31
16:00
#28290
Finish
26.22 mi17:20:486:04:4313:5512:41
12:27
#28269
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi27085156381563827449(Top 97%)15731(Top 98%)15731(Top 279%)
10K6.21 mi3.10 mi27275-19015687-4915687-4927366(Top 96%)15713(Top 98%)15713(Top 279%)
15K9.32 mi3.11 mi27349-7415718-3115718-3127449(Top 97%)15731(Top 98%)15731(Top 279%)
20K12.43 mi3.11 mi27591-24215796-7815796-7827924(Top 98%)15908(Top 99%)15908(Top 282%)
Half13.11 mi0.68 mi27557+3415786+1015786+1026737(Top 94%)15411(Top 96%)15411(Top 273%)
25K15.53 mi2.42 mi27931-37415924-13815924-13828369(Top 100%)16081(Top 100%)16081(Top 285%)
30K18.64 mi3.11 mi28140-20915997-7315997-7328322(Top 100%)16055(Top 100%)16055(Top 285%)
20M20.00 mi1.36 mi28200-6016014-1716014-1728302(Top 100%)16040(Top 100%)16040(Top 284%)
21M21.00 mi1.00 mi28223-2316023-916023-928119(Top 99%)15936(Top 99%)15936(Top 282%)
35K21.75 mi0.75 mi28242-19160231602328267(Top 100%)16017(Top 99%)16017(Top 284%)
23M23.00 mi1.25 mi28270-2816031-816031-828272(Top 100%)16014(Top 99%)16014(Top 284%)
24M24.00 mi1.00 mi28280-1016037-616037-628029(Top 99%)15854(Top 98%)15854(Top 281%)
40K24.85 mi0.85 mi28289-916043-616043-627907(Top 98%)15779(Top 98%)15779(Top 280%)
25.2M25.20 mi0.35 mi28290-116042+116042+127714(Top 98%)15660(Top 97%)15660(Top 278%)
Finish26.22 mi1.02 mi28269+2116030+1216030+1227253(Top 96%)15436(Top 96%)15436(Top 274%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 97%
×21story building
+97ft-345ft

Overall

27449

Males

15731

M18-39

15731

5K→10K

3.1 - 6.2 mi

Top 96%
×5story building
+79ft-138ft

Overall

27366

Males

15713

M18-39

15713

10K→15K

6.2 - 9.3 mi

Top 97%
×3story building
+67ft-78ft

Overall

27449

Males

15731

M18-39

15731

15K→20K

9.3 - 12.4 mi

Top 98%
×5story building
+106ft-86ft

Overall

27924

Males

15908

M18-39

15908

20K→Half

12.4 - 13.1 mi

Top 94%
×2story building
+19ft-37ft

Overall

26737

Males

15411

M18-39

15411

Half→25K

13.1 - 15.5 mi

Top 100%
×4story building
+66ft-88ft

Overall

28369

Males

16081

M18-39

16081

25K→30K

15.5 - 18.6 mi

Top 100%
×9story building
+181ft-148ft

Overall

28322

Males

16055

M18-39

16055

30K→20M

18.6 - 20.0 mi

Top 100%
×5story building
+64ft-50ft

Overall

28302

Males

16040

M18-39

16040

20M→21M

20.0 - 21.0 mi

Top 99%
×8story building
+106ft-24ft

Overall

28119

Males

15936

M18-39

15936

21M→35K

21.0 - 21.8 mi

Top 100%
×7story building
+17ft-86ft

Overall

28267

Males

16017

M18-39

16017

35K→23M

21.8 - 23.0 mi

Top 100%
×5story building
+23ft-63ft

Overall

28272

Males

16014

M18-39

16014

23M→24M

23.0 - 24.0 mi

Top 99%
×6story building
+12ft-82ft

Overall

28029

Males

15854

M18-39

15854

24M→40K

24.0 - 24.9 mi

Top 98%
×1story
+6ft-20ft

Overall

27907

Males

15779

M18-39

15779

40K→25.2M

24.9 - 25.2 mi

Top 98%
×1story
+13ft-16ft

Overall

27714

Males

15660

M18-39

15660

25.2M→Finish

25.2 - 26.2 mi

Top 96%
×2story building
+22ft-21ft

Overall

27253

Males

15436

M18-39

15436

Passing Analysis

Category:
Athletes Passed
263
Passed By
1447
Net Change
-1184
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#27085
5K → 10K75265-190#27085#27275
10K → 15K82156-74#27275#27349
15K → 20K19261-242#27349#27591
20K → Half362+34#27591#27557
Half → 25K5379-374#27557#27931
25K → 30K5214-209#27931#28140
30K → 20M161-60#28140#28200
20M → 21M730-23#28200#28223
21M → 35K423-19#28223#28242
35K → 23M230-28#28242#28270
23M → 24M111-10#28270#28280
24M → 40K312-9#28280#28289
40K → 25.2M23-1#28289#28290
25.2M → Finish210+21#28290#28269
TOTALS2631447-1184
📊

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