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BOSTON MARATHON 2025

Joseph Susai

Bib: 18106•M

IL

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M55-59)
#0 / 1648
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
10:12/mi
31:41
↑ 97↓ 3451.5%
10K· 6.21 mi
9:49/mi
1:02:11
↑ 79↓ 1380.4%
15K· 9.32 mi
9:26/mi
1:31:28
↑ 67↓ 78
20K· 12.43 mi
9:41/mi
2:01:34
↑ 106↓ 860.1%
Half· 13.11 mi
9:23/mi
2:07:58
↑ 19↓ 370.5%
25K· 15.53 mi
9:50/mi
2:31:49
↑ 66↓ 880.2%
30K· 18.64 mi
10:28/mi
3:04:21
↑ 181↓ 1480.2%
20M
10:51/mi
3:19:06
↑ 64↓ 500.2%
21M
11:25/mi
3:30:31
↑ 106↓ 241.6%
35K· 21.75 mi
10:16/mi
3:38:12
↑ 17↓ 861.7%
23M
10:25/mi
3:51:15
↑ 23↓ 630.6%
24M
9:56/mi
4:01:11
↓ 821.3%
40K· 24.85 mi
10:06/mi
4:09:49
↓ 200.3%
25.2M
11:13/mi
4:13:41
↑ 13↓ 160.2%
Finish· 26.22 mi
9:30/mi
4:23:22
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:07:58
Pace9:46 /mi
2nd Half
Distance13.11 mi
Time2:15:24
Pace10:20 /mi
📊Positive Split: 5.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:22:3131:4110:1231:41
10:12
-
10K
6.21 mi11:53:011:02:1110:0030:30
9:49
-0:23
15K
9.32 mi12:22:181:31:289:4929:17
9:26
-0:23
20K
12.43 mi12:52:242:01:349:4730:06
9:41
+0:15
Half
13.11 mi12:58:482:07:589:466:24
9:23
-0:18
25K
15.53 mi13:22:392:31:499:4623:51
9:50
+0:27
30K
18.64 mi13:55:113:04:219:5332:32
10:28
+0:38
20M
20.00 mi14:09:563:19:069:5714:45
10:51
+0:23
21M
21.00 mi14:21:213:30:3110:0111:25
11:25
+0:34
35K
21.75 mi14:29:023:38:1210:027:41
10:16
-1:09
23M
23.00 mi14:42:053:51:1510:0313:03
10:25
+0:09
24M
24.00 mi14:52:014:01:1110:039:56
9:56
-0:29
40K
24.85 mi15:00:394:09:4910:038:38
10:06
+0:10
25.2M
25.20 mi15:04:314:13:4110:043:52
11:13
+1:07
Finish
26.22 mi15:14:124:23:2210:039:41
9:30
-1:43

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

9:23 /mi

Average Pace

10:03 /mi

Slowest Pace

11:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:15:28

29% of race

Time at Steady Pace

1:52:17

43% of race

Time at Slower Pace

1:15:37

29% of race

Average Pace: 10:03 /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 mi11:22:3131:4110:1231:41
10:12
#26050
10K
6.21 mi11:53:011:02:1110:0030:30
9:49
#25459
15K
9.32 mi12:22:181:31:289:4929:17
9:26
#24849
20K
12.43 mi12:52:242:01:349:4730:06
9:41
#24497
Half
13.11 mi12:58:482:07:589:466:24
9:23
#24445
25K
15.53 mi13:22:392:31:499:4623:51
9:50
#24165
30K
18.64 mi13:55:113:04:219:5332:32
10:28
#23925
20M
20.00 mi14:09:563:19:069:5714:45
10:51
#23890
21M
21.00 mi14:21:213:30:3110:0111:25
11:25
#23805
35K
21.75 mi14:29:023:38:1210:027:41
10:16
#23749
23M
23.00 mi14:42:053:51:1510:0313:03
10:25
#23623
24M
24.00 mi14:52:014:01:1110:039:56
9:56
#23515
40K
24.85 mi15:00:394:09:4910:038:38
10:06
#23390
25.2M
25.20 mi15:04:314:13:4110:043:52
11:13
#23368
Finish
26.22 mi15:14:124:23:2210:039:41
9:30
#23307
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi26050151951519523537(Top 83%)14075(Top 87%)14075(Top 854%)
10K6.21 mi3.10 mi25459+59114915+28014915+28024888(Top 88%)14650(Top 91%)14650(Top 889%)
15K9.32 mi3.11 mi24849+61014646+26914646+26923537(Top 83%)14075(Top 87%)14075(Top 854%)
20K12.43 mi3.11 mi24497+35214460+18614460+18623442(Top 83%)13992(Top 87%)13992(Top 849%)
Half13.11 mi0.68 mi24445+5214437+2314437+2323180(Top 82%)13871(Top 86%)13871(Top 842%)
25K15.53 mi2.42 mi24165+28014302+13514302+13522854(Top 80%)13676(Top 85%)13676(Top 830%)
30K18.64 mi3.11 mi23925+24014175+12714175+12722886(Top 81%)13573(Top 84%)13573(Top 824%)
20M20.00 mi1.36 mi23890+3514140+3514140+3523281(Top 82%)13653(Top 85%)13653(Top 828%)
21M21.00 mi1.00 mi23805+8514084+5614084+5622430(Top 79%)13169(Top 82%)13169(Top 799%)
35K21.75 mi0.75 mi23749+5614045+3914045+3922607(Top 80%)13212(Top 82%)13212(Top 802%)
23M23.00 mi1.25 mi23623+12613970+7513970+7521804(Top 77%)12785(Top 79%)12785(Top 776%)
24M24.00 mi1.00 mi23515+10813906+6413906+6421172(Top 75%)12435(Top 77%)12435(Top 755%)
40K24.85 mi0.85 mi23390+12513828+7813828+7820773(Top 73%)12175(Top 76%)12175(Top 739%)
25.2M25.20 mi0.35 mi23368+2213807+2113807+2121261(Top 75%)12423(Top 77%)12423(Top 754%)
Finish26.22 mi1.02 mi23307+6113769+3813769+3821193(Top 75%)12390(Top 77%)12390(Top 752%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 83%
×21story building
+97ft-345ft

Overall

23537

Males

14075

M55-59

14075

5K→10K

3.1 - 6.2 mi

Top 88%
×5story building
+79ft-138ft

Overall

24888

Males

14650

M55-59

14650

10K→15K

6.2 - 9.3 mi

Top 83%
×3story building
+67ft-78ft

Overall

23537

Males

14075

M55-59

14075

15K→20K

9.3 - 12.4 mi

Top 83%
×5story building
+106ft-86ft

Overall

23442

Males

13992

M55-59

13992

20K→Half

12.4 - 13.1 mi

Top 82%
×2story building
+19ft-37ft

Overall

23180

Males

13871

M55-59

13871

Half→25K

13.1 - 15.5 mi

Top 80%
×4story building
+66ft-88ft

Overall

22854

Males

13676

M55-59

13676

25K→30K

15.5 - 18.6 mi

Top 81%
×9story building
+181ft-148ft

Overall

22886

Males

13573

M55-59

13573

30K→20M

18.6 - 20.0 mi

Top 82%
×5story building
+64ft-50ft

Overall

23281

Males

13653

M55-59

13653

20M→21M

20.0 - 21.0 mi

Top 79%
×8story building
+106ft-24ft

Overall

22430

Males

13169

M55-59

13169

21M→35K

21.0 - 21.8 mi

Top 80%
×7story building
+17ft-86ft

Overall

22607

Males

13212

M55-59

13212

35K→23M

21.8 - 23.0 mi

Top 77%
×5story building
+23ft-63ft

Overall

21804

Males

12785

M55-59

12785

23M→24M

23.0 - 24.0 mi

Top 75%
×6story building
+12ft-82ft

Overall

21172

Males

12435

M55-59

12435

24M→40K

24.0 - 24.9 mi

Top 73%
×1story
+6ft-20ft

Overall

20773

Males

12175

M55-59

12175

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1story
+13ft-16ft

Overall

21261

Males

12423

M55-59

12423

25.2M→Finish

25.2 - 26.2 mi

Top 75%
×2story building
+22ft-21ft

Overall

21193

Males

12390

M55-59

12390

Passing Analysis

Category:
Athletes Passed
3005
Passed By
262
Net Change
+2743
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26050
5K → 10K61221+591#26050#25459
10K → 15K6155+610#25459#24849
15K → 20K36412+352#24849#24497
20K → Half553+52#24497#24445
Half → 25K29515+280#24445#24165
25K → 30K29050+240#24165#23925
30K → 20M9863+35#23925#23890
20M → 21M11328+85#23890#23805
21M → 35K637+56#23805#23749
35K → 23M13913+126#23749#23623
23M → 24M1157+108#23623#23515
24M → 40K1316+125#23515#23390
40K → 25.2M3715+22#23390#23368
25.2M → Finish7817+61#23368#23307
TOTALS3005262+2743
📊

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