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BOSTON MARATHON 2025

Julien Bogousslavsky

Bib: 24081•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M70-74)
#0 / 228
Top 18%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:28
Rank: #19986
Start → 5K
26:28 | 8:31/mi
10K· 6.21 mi
53:17
Rank: #20266 (-280)
5K → 10K
26:49 | 8:38/mi
15K· 9.32 mi
1:20:20
Rank: #20301 (-35)
10K → 15K
27:03 | 8:42/mi
20K· 12.43 mi
1:47:57
Rank: #20326 (-25)
15K → 20K
27:37 | 8:53/mi
Half· 13.11 mi
1:53:55
Rank: #20349 (-23)
20K → Half
5:58 | 8:45/mi
25K· 15.53 mi
2:15:50
Rank: #20326 (+23)
Half → 25K
21:55 | 9:02/mi
30K· 18.64 mi
2:45:11
Rank: #20189 (+137)
25K → 30K
29:21 | 9:27/mi
20M
2:58:29
Rank: #20189
30K → 20M
13:18 | 9:47/mi
21M
3:09:04
Rank: #20219 (-30)
20M → 21M
10:35 | 10:35/mi
35K· 21.75 mi
3:16:19
Rank: #20243 (-24)
21M → 35K
7:15 | 9:41/mi
23M
3:28:42
Rank: #20259 (-16)
35K → 23M
12:23 | 9:53/mi
24M
3:38:19
Rank: #20268 (-9)
23M → 24M
9:37 | 9:37/mi
40K· 24.85 mi
3:46:49
Rank: #20298 (-30)
24M → 40K
8:30 | 9:56/mi
25.2M
3:50:32
Rank: #20309 (-11)
40K → 25.2M
3:43 | 10:47/mi
Finish· 26.22 mi
4:00:06
Rank: #20364 (-55)
25.2M → Finish
9:34 | 9:23/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:55
Pace8:41 /mi
2nd Half
Distance13.11 mi
Time2:06:11
Pace9:38 /mi
📊Positive Split: 10.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:25:2326:288:3126:28
8:31
-
10K
6.21 mi11:52:1253:178:3526:49
8:38
+0:07
15K
9.32 mi12:19:151:20:208:3727:03
8:42
+0:04
20K
12.43 mi12:46:521:47:578:4127:37
8:53
+0:11
Half
13.11 mi12:52:501:53:558:415:58
8:45
-0:08
25K
15.53 mi13:14:452:15:508:4521:55
9:02
+0:17
30K
18.64 mi13:44:062:45:118:5229:21
9:27
+0:25
20M
20.00 mi13:57:242:58:298:5513:18
9:47
+0:20
21M
21.00 mi14:07:593:09:049:0010:35
10:35
+0:48
35K
21.75 mi14:15:143:16:199:027:15
9:41
-0:54
23M
23.00 mi14:27:373:28:429:0412:23
9:53
+0:12
24M
24.00 mi14:37:143:38:199:069:37
9:37
-0:16
40K
24.85 mi14:45:443:46:499:088:30
9:56
+0:19
25.2M
25.20 mi14:49:273:50:329:093:43
10:47
+0:51
Finish
26.22 mi14:59:014:00:069:109:34
9:23
-1:24

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

8:31 /mi

Average Pace

9:10 /mi

Slowest Pace

10:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:15:50

57% of race

Time at Steady Pace

1:09:05

29% of race

Time at Slower Pace

35:11

15% of race

Average Pace: 9:09 /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 mi11:25:2326:288:3126:28
8:31
#19986
10K
6.21 mi11:52:1253:178:3526:49
8:38
#20266
15K
9.32 mi12:19:151:20:208:3727:03
8:42
#20301
20K
12.43 mi12:46:521:47:578:4127:37
8:53
#20326
Half
13.11 mi12:52:501:53:558:415:58
8:45
#20349
25K
15.53 mi13:14:452:15:508:4521:55
9:02
#20326
30K
18.64 mi13:44:062:45:118:5229:21
9:27
#20189
20M
20.00 mi13:57:242:58:298:5513:18
9:47
#20189
21M
21.00 mi14:07:593:09:049:0010:35
10:35
#20219
35K
21.75 mi14:15:143:16:199:027:15
9:41
#20243
23M
23.00 mi14:27:373:28:429:0412:23
9:53
#20259
24M
24.00 mi14:37:143:38:199:069:37
9:37
#20268
40K
24.85 mi14:45:443:46:499:088:30
9:56
#20298
25.2M
25.20 mi14:49:273:50:329:093:43
10:47
#20309
Finish
26.22 mi14:59:014:00:069:109:34
9:23
#20364
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM70-74Seg. OverallSeg. MalesSeg. M70-74
5K3.11 mi3.11 mi19986124351243520523(Top 72%)12740(Top 79%)12740(Top 5588%)
10K6.21 mi3.10 mi20266-28012578-14312578-14320507(Top 72%)12702(Top 79%)12702(Top 5571%)
15K9.32 mi3.11 mi20301-3512600-2212600-2220523(Top 72%)12740(Top 79%)12740(Top 5588%)
20K12.43 mi3.11 mi20326-2512605-512605-520404(Top 72%)12636(Top 78%)12636(Top 5542%)
Half13.11 mi0.68 mi20349-2312621-1612621-1620603(Top 73%)12729(Top 79%)12729(Top 5583%)
25K15.53 mi2.42 mi20326+2312599+2212599+2220076(Top 71%)12448(Top 77%)12448(Top 5460%)
30K18.64 mi3.11 mi20189+13712503+9612503+9619727(Top 69%)12164(Top 76%)12164(Top 5335%)
20M20.00 mi1.36 mi2018912469+3412469+3420250(Top 71%)12260(Top 76%)12260(Top 5377%)
21M21.00 mi1.00 mi20219-3012457+1212457+1220256(Top 71%)12153(Top 75%)12153(Top 5330%)
35K21.75 mi0.75 mi20243-24124571245720961(Top 74%)12423(Top 77%)12423(Top 5449%)
23M23.00 mi1.25 mi20259-1612441+1612441+1620112(Top 71%)11950(Top 74%)11950(Top 5241%)
24M24.00 mi1.00 mi20268-912426+1512426+1520047(Top 71%)11887(Top 74%)11887(Top 5214%)
40K24.85 mi0.85 mi20298-3012424+212424+220253(Top 71%)11919(Top 74%)11919(Top 5228%)
25.2M25.20 mi0.35 mi20309-1112421+312421+319943(Top 70%)11765(Top 73%)11765(Top 5160%)
Finish26.22 mi1.02 mi20364-5512439-1812439-1820733(Top 73%)12160(Top 76%)12160(Top 5333%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 72%
×21stories
+97ft-345ft

Overall

20523

Males

12740

M70-74

12740

5K→10K

3.1 - 6.2 mi

Top 72%
×5stories
+79ft-138ft

Overall

20507

Males

12702

M70-74

12702

10K→15K

6.2 - 9.3 mi

Top 72%
×3stories
+67ft-78ft

Overall

20523

Males

12740

M70-74

12740

15K→20K

9.3 - 12.4 mi

Top 72%
×5stories
+106ft-86ft

Overall

20404

Males

12636

M70-74

12636

20K→Half

12.4 - 13.1 mi

Top 73%
×2stories
+19ft-37ft

Overall

20603

Males

12729

M70-74

12729

Half→25K

13.1 - 15.5 mi

Top 71%
×4stories
+66ft-88ft

Overall

20076

Males

12448

M70-74

12448

25K→30K

15.5 - 18.6 mi

Top 69%
×9stories
+181ft-148ft

Overall

19727

Males

12164

M70-74

12164

30K→20M

18.6 - 20.0 mi

Top 71%
×5stories
+64ft-50ft

Overall

20250

Males

12260

M70-74

12260

20M→21M

20.0 - 21.0 mi

Top 71%
×8stories
+106ft-24ft

Overall

20256

Males

12153

M70-74

12153

21M→35K

21.0 - 21.8 mi

Top 74%
×7stories
+17ft-86ft

Overall

20961

Males

12423

M70-74

12423

35K→23M

21.8 - 23.0 mi

Top 71%
×5stories
+23ft-63ft

Overall

20112

Males

11950

M70-74

11950

23M→24M

23.0 - 24.0 mi

Top 71%
×6stories
+12ft-82ft

Overall

20047

Males

11887

M70-74

11887

24M→40K

24.0 - 24.9 mi

Top 71%
×1story
+6ft-20ft

Overall

20253

Males

11919

M70-74

11919

40K→25.2M

24.9 - 25.2 mi

Top 70%
×1story
+13ft-16ft

Overall

19943

Males

11765

M70-74

11765

25.2M→Finish

25.2 - 26.2 mi

Top 73%
×2stories
+22ft-21ft

Overall

20733

Males

12160

M70-74

12160

Passing Analysis

Category:
Athletes Passed
1464
Passed By
1842
Net Change
-378
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19986
5K → 10K161441-280#19986#20266
10K → 15K175210-35#20266#20301
15K → 20K169194-25#20301#20326
20K → Half2346-23#20326#20349
Half → 25K173150+23#20349#20326
25K → 30K295158+137#20326#20189
30K → 20M99990#20189#20189
20M → 21M79109-30#20189#20219
21M → 35K4872-24#20219#20243
35K → 23M86102-16#20243#20259
23M → 24M4857-9#20259#20268
24M → 40K5181-30#20268#20298
40K → 25.2M2536-11#20298#20309
25.2M → Finish3287-55#20309#20364
TOTALS14641842-378
📊

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