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BOSTON MARATHON 2025

Jonathan Holso

Bib: 31276•M

NH

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
28:56
Rank: #23594
Start → 5K
28:56 | 9:19/mi
10K· 6.21 mi
57:50
Rank: #23596 (-2)
5K → 10K
28:54 | 9:18/mi
15K· 9.32 mi
1:27:57
Rank: #23854 (-258)
10K → 15K
30:07 | 9:42/mi
20K· 12.43 mi
1:59:29
Rank: #24065 (-211)
15K → 20K
31:32 | 10:09/mi
Half· 13.11 mi
2:05:59
Rank: #24035 (+30)
20K → Half
6:30 | 9:32/mi
25K· 15.53 mi
2:34:08
Rank: #24549 (-514)
Half → 25K
28:09 | 11:37/mi
30K· 18.64 mi
3:08:29
Rank: #24478 (+71)
25K → 30K
34:21 | 11:03/mi
20M
3:23:08
Rank: #24385 (+93)
30K → 20M
14:39 | 10:47/mi
21M
3:35:14
Rank: #24350 (+35)
20M → 21M
12:06 | 12:06/mi
35K· 21.75 mi
3:43:36
Rank: #24364 (-14)
21M → 35K
8:22 | 11:11/mi
23M
3:57:20
Rank: #24293 (+71)
35K → 23M
13:44 | 10:58/mi
24M
4:08:06
Rank: #24249 (+44)
23M → 24M
10:46 | 10:46/mi
40K· 24.85 mi
4:17:38
Rank: #24242 (+7)
24M → 40K
9:32 | 11:09/mi
25.2M
4:21:55
Rank: #24243 (-1)
40K → 25.2M
4:17 | 12:25/mi
Finish· 26.22 mi
4:32:59
Rank: #24278 (-35)
25.2M → Finish
11:04 | 10:52/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:05:59
Pace9:37 /mi
2nd Half
Distance13.11 mi
Time2:27:00
Pace11:13 /mi
📊Positive Split: 16.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:1428:569:1928:56
9:19
-
10K
6.21 mi12:22:0857:509:1828:54
9:18
-0:01
15K
9.32 mi12:52:151:27:579:2630:07
9:42
+0:24
20K
12.43 mi13:23:471:59:299:3731:32
10:09
+0:27
Half
13.11 mi13:30:172:05:599:376:30
9:32
-0:37
25K
15.53 mi13:58:262:34:089:5528:09
11:37
+2:05
30K
18.64 mi14:32:473:08:2910:0734:21
11:03
-0:34
20M
20.00 mi14:47:263:23:0810:0914:39
10:47
-0:16
21M
21.00 mi14:59:323:35:1410:1512:06
12:06
+1:19
35K
21.75 mi15:07:543:43:3610:178:22
11:11
-0:55
23M
23.00 mi15:21:383:57:2010:1913:44
10:58
-0:13
24M
24.00 mi15:32:244:08:0610:2010:46
10:46
-0:12
40K
24.85 mi15:41:564:17:3810:229:32
11:09
+0:23
25.2M
25.20 mi15:46:134:21:5510:244:17
12:25
+1:16
Finish
26.22 mi15:57:174:32:5910:2511:04
10:52
-1:33

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

9:18 /mi

Average Pace

10:25 /mi

Slowest Pace

12:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:05:59

46% of race

Time at Steady Pace

1:42:28

38% of race

Time at Slower Pace

44:32

16% of race

Average Pace: 10:25 /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 mi11:53:1428:569:1928:56
9:19
#23594
10K
6.21 mi12:22:0857:509:1828:54
9:18
#23596
15K
9.32 mi12:52:151:27:579:2630:07
9:42
#23854
20K
12.43 mi13:23:471:59:299:3731:32
10:09
#24065
Half
13.11 mi13:30:172:05:599:376:30
9:32
#24035
25K
15.53 mi13:58:262:34:089:5528:09
11:37
#24549
30K
18.64 mi14:32:473:08:2910:0734:21
11:03
#24478
20M
20.00 mi14:47:263:23:0810:0914:39
10:47
#24385
21M
21.00 mi14:59:323:35:1410:1512:06
12:06
#24350
35K
21.75 mi15:07:543:43:3610:178:22
11:11
#24364
23M
23.00 mi15:21:383:57:2010:1913:44
10:58
#24293
24M
24.00 mi15:32:244:08:0610:2010:46
10:46
#24249
40K
24.85 mi15:41:564:17:3810:229:32
11:09
#24242
25.2M
25.20 mi15:46:134:21:5510:244:17
12:25
#24243
Finish
26.22 mi15:57:174:32:5910:2511:04
10:52
#24278
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi23594140461404624258(Top 85%)14382(Top 89%)14382(Top 255%)
10K6.21 mi3.10 mi23596-214051-514051-523537(Top 83%)14047(Top 87%)14047(Top 249%)
15K9.32 mi3.11 mi23854-25814195-14414195-14424258(Top 85%)14382(Top 89%)14382(Top 255%)
20K12.43 mi3.11 mi24065-21114276-8114276-8124526(Top 86%)14464(Top 90%)14464(Top 256%)
Half13.11 mi0.68 mi24035+3014261+1514261+1523633(Top 83%)14070(Top 87%)14070(Top 249%)
25K15.53 mi2.42 mi24549-51414481-22014481-22025989(Top 91%)15062(Top 94%)15062(Top 267%)
30K18.64 mi3.11 mi24478+7114424+5714424+5724097(Top 85%)14118(Top 88%)14118(Top 250%)
20M20.00 mi1.36 mi24385+9314370+5414370+5423137(Top 81%)13594(Top 84%)13594(Top 241%)
21M21.00 mi1.00 mi24350+3514330+4014330+4023766(Top 84%)13810(Top 86%)13810(Top 245%)
35K21.75 mi0.75 mi24364-1414331-114331-124578(Top 87%)14145(Top 88%)14145(Top 251%)
23M23.00 mi1.25 mi24293+7114286+4514286+4523151(Top 82%)13406(Top 83%)13406(Top 238%)
24M24.00 mi1.00 mi24249+4414256+3014256+3023493(Top 83%)13561(Top 84%)13561(Top 240%)
40K24.85 mi0.85 mi24242+714235+2114235+2123453(Top 83%)13475(Top 84%)13475(Top 239%)
25.2M25.20 mi0.35 mi24243-114227+814227+824038(Top 85%)13787(Top 86%)13787(Top 244%)
Finish26.22 mi1.02 mi24278-3514232-514232-525087(Top 88%)14330(Top 89%)14330(Top 254%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 85%
×21stories
+97ft-345ft

Overall

24258

Males

14382

M18-39

14382

5K→10K

3.1 - 6.2 mi

Top 83%
×5stories
+79ft-138ft

Overall

23537

Males

14047

M18-39

14047

10K→15K

6.2 - 9.3 mi

Top 85%
×3stories
+67ft-78ft

Overall

24258

Males

14382

M18-39

14382

15K→20K

9.3 - 12.4 mi

Top 86%
×5stories
+106ft-86ft

Overall

24526

Males

14464

M18-39

14464

20K→Half

12.4 - 13.1 mi

Top 83%
×2stories
+19ft-37ft

Overall

23633

Males

14070

M18-39

14070

Half→25K

13.1 - 15.5 mi

Top 91%
×4stories
+66ft-88ft

Overall

25989

Males

15062

M18-39

15062

25K→30K

15.5 - 18.6 mi

Top 85%
×9stories
+181ft-148ft

Overall

24097

Males

14118

M18-39

14118

30K→20M

18.6 - 20.0 mi

Top 81%
×5stories
+64ft-50ft

Overall

23137

Males

13594

M18-39

13594

20M→21M

20.0 - 21.0 mi

Top 84%
×8stories
+106ft-24ft

Overall

23766

Males

13810

M18-39

13810

21M→35K

21.0 - 21.8 mi

Top 87%
×7stories
+17ft-86ft

Overall

24578

Males

14145

M18-39

14145

35K→23M

21.8 - 23.0 mi

Top 82%
×5stories
+23ft-63ft

Overall

23151

Males

13406

M18-39

13406

23M→24M

23.0 - 24.0 mi

Top 83%
×6stories
+12ft-82ft

Overall

23493

Males

13561

M18-39

13561

24M→40K

24.0 - 24.9 mi

Top 83%
×1story
+6ft-20ft

Overall

23453

Males

13475

M18-39

13475

40K→25.2M

24.9 - 25.2 mi

Top 85%
×1story
+13ft-16ft

Overall

24038

Males

13787

M18-39

13787

25.2M→Finish

25.2 - 26.2 mi

Top 88%
×2stories
+22ft-21ft

Overall

25087

Males

14330

M18-39

14330

Passing Analysis

Category:
Athletes Passed
1093
Passed By
1777
Net Change
-684
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23594
5K → 10K236238-2#23594#23596
10K → 15K90348-258#23596#23854
15K → 20K71282-211#23854#24065
20K → Half4111+30#24065#24035
Half → 25K22536-514#24035#24549
25K → 30K16291+71#24549#24478
30K → 20M11219+93#24478#24385
20M → 21M8449+35#24385#24350
21M → 35K2741-14#24350#24364
35K → 23M9322+71#24364#24293
23M → 24M6521+44#24293#24249
24M → 40K4639+7#24249#24242
40K → 25.2M1920-1#24242#24243
25.2M → Finish2560-35#24243#24278
TOTALS10931777-684
📊

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