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BOSTON MARATHON 2026

William Gasparrini

Bib: 5118β€’M

MA

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0:00
0:00
/ mi
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Overall
#0 / 29021
Top 7%
Gender (Male)
#0 / 16340
Top 12%
Age Group (M18-39)
#0 / 5723
Top 30%
Race Day Weather
51Β°/41Β°F
overcast clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K
19:35
3.11 mi
Rank: #2716
Start β†’ 5K
19:35 | 6:19/mi
10K
39:10
6.21 mi
Rank: #2766 (-50)
5K β†’ 10K
19:35 | 6:19/mi
15K
58:41
9.32 mi
Rank: #2750 (+16)
10K β†’ 15K
19:31 | 6:17/mi
20K
1:18:15
12.43 mi
Rank: #2663 (+87)
15K β†’ 20K
19:34 | 6:18/mi
HALF
1:22:27
13.11 mi
Rank: #2637 (+26)
20K β†’ HALF
4:12 | 6:10/mi
25K
1:37:39
15.53 mi
Rank: #2522 (+115)
HALF β†’ 25K
15:12 | 6:17/mi
30K
1:57:37
18.64 mi
Rank: #2440 (+82)
25K β†’ 30K
19:58 | 6:26/mi
20M
2:06:22
20.00 mi
Rank: #2404 (+36)
30K β†’ 20M
8:45 | 6:27/mi
21M
2:13:08
21.00 mi
Rank: #2385 (+19)
20M β†’ 21M
6:46 | 6:46/mi
35K
2:17:49
21.75 mi
Rank: #2358 (+27)
21M β†’ 35K
4:41 | 6:16/mi
23M
2:25:48
23.00 mi
Rank: #2295 (+63)
35K β†’ 23M
7:59 | 6:23/mi
24M
2:32:05
24.00 mi
Rank: #2252 (+43)
23M β†’ 24M
6:17 | 6:17/mi
40K
2:37:27
24.85 mi
Rank: #2199 (+53)
24M β†’ 40K
5:22 | 6:17/mi
25.2M
2:39:47
25.20 mi
Rank: #2189 (+10)
40K β†’ 25.2M
2:20 | 6:46/mi
FINISH
2:45:43
26.22 mi
Rank: #2106 (+83)
25.2M β†’ FINISH
5:56 | 5:50/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Halfβš–οΈ Balanced
via HALF
Distance13.11 mi
Time1:22:27
Pace6:18 /mi
2nd Halfβš–οΈ Balanced
Distance13.11 mi
Time1:23:16
Pace6:22 /mi
πŸ“ŠEven Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:2819:356:1919:35
6:19
-
10K
6.21 mi10:42:0339:106:1919:35
6:19
0:00
15K
9.32 mi11:01:3458:416:1819:31
6:17
-0:02
20K
12.43 mi11:21:081:18:156:1819:34
6:18
+0:01
HALF
13.11 mi11:25:201:22:276:184:12
6:10
-0:08
25K
15.53 mi11:40:321:37:396:1815:12
6:17
+0:07
30K
18.64 mi12:00:301:57:376:1919:58
6:26
+0:09
20M
20.00 mi12:09:152:06:226:208:45
6:27
+0:01
21M
21.00 mi12:16:012:13:086:216:46
6:46
+0:19
35K
21.75 mi12:20:422:17:496:214:41
6:16
-0:30
23M
23.00 mi12:28:412:25:486:217:59
6:23
+0:07
24M
24.00 mi12:34:582:32:056:216:17
6:17
-0:06
40K
24.85 mi12:40:202:37:276:215:22
6:17
0:00
25.2M
25.20 mi12:42:402:39:476:212:20
6:46
+0:29
FINISH
26.22 mi12:48:362:45:436:205:56
5:50
-0:56

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

πŸ“ˆPace 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

5:50 /mi

Average Pace

6:20 /mi

Slowest Pace

6:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

2:07:54

77% of race

Time at Steady Pace

37:49

23% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:19 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ 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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:22:2819:356:1919:35
6:19
#2716
10K
6.21 mi10:42:0339:106:1919:35
6:19
#2766
15K
9.32 mi11:01:3458:416:1819:31
6:17
#2750
20K
12.43 mi11:21:081:18:156:1819:34
6:18
#2663
HALF
13.11 mi11:25:201:22:276:184:12
6:10
#2637
25K
15.53 mi11:40:321:37:396:1815:12
6:17
#2522
30K
18.64 mi12:00:301:57:376:1919:58
6:26
#2440
20M
20.00 mi12:09:152:06:226:208:45
6:27
#2404
21M
21.00 mi12:16:012:13:086:216:46
6:46
#2385
35K
21.75 mi12:20:422:17:496:214:41
6:16
#2358
23M
23.00 mi12:28:412:25:486:217:59
6:23
#2295
24M
24.00 mi12:34:582:32:056:216:17
6:17
#2252
40K
24.85 mi12:40:202:37:276:215:22
6:17
#2199
25.2M
25.20 mi12:42:402:39:476:212:20
6:46
#2189
FINISH
26.22 mi12:48:362:45:436:205:56
5:50
#2106
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2716260626062747(Top 9%)2640(Top 16%)2640(Top 46%)
10K6.21 mi3.10 mi2766-502658-522658-522845(Top 10%)2736(Top 17%)2736(Top 48%)
15K9.32 mi3.11 mi2750+162644+142644+142747(Top 9%)2640(Top 16%)2640(Top 46%)
20K12.43 mi3.11 mi2663+872562+822562+822535(Top 9%)2441(Top 15%)2441(Top 43%)
HALF13.11 mi0.68 mi2637+262540+222540+222232(Top 8%)2153(Top 13%)2153(Top 38%)
25K15.53 mi2.42 mi2522+1152429+1112429+1112151(Top 7%)2071(Top 13%)2071(Top 36%)
30K18.64 mi3.11 mi2440+822349+802349+802213(Top 8%)2121(Top 13%)2121(Top 37%)
20M20.00 mi1.36 mi2404+362313+362313+362129(Top 7%)2029(Top 12%)2029(Top 35%)
21M21.00 mi1.00 mi2385+192291+222291+222290(Top 8%)2168(Top 13%)2168(Top 38%)
35K21.75 mi0.75 mi2358+272266+252266+252294(Top 8%)2175(Top 13%)2175(Top 38%)
23M23.00 mi1.25 mi2295+632207+592207+591879(Top 6%)1785(Top 11%)1785(Top 31%)
24M24.00 mi1.00 mi2252+432163+442163+442118(Top 7%)1990(Top 12%)1990(Top 35%)
40K24.85 mi0.85 mi2199+532112+512112+511649(Top 6%)1555(Top 10%)1555(Top 27%)
25.2M25.20 mi0.35 mi2189+102101+112101+111719(Top 6%)1606(Top 10%)1606(Top 28%)
FINISH26.22 mi1.02 mi2106+832017+842017+841042(Top 4%)994(Top 6%)994(Top 17%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
Γ—21
+97ft-345ft

Overall

2747

Males

2640

M18-39

2640

5K→10K

3.1 - 6.2 mi

Top 10%
Γ—5
+79ft-138ft

Overall

2845

Males

2736

M18-39

2736

10K→15K

6.2 - 9.3 mi

Top 9%
Γ—3
+67ft-78ft

Overall

2747

Males

2640

M18-39

2640

15K→20K

9.3 - 12.4 mi

Top 9%
Γ—5
+106ft-86ft

Overall

2535

Males

2441

M18-39

2441

20K→HALF

12.4 - 13.1 mi

Top 8%
Γ—2
+19ft-37ft

Overall

2232

Males

2153

M18-39

2153

HALF→25K

13.1 - 15.5 mi

Top 7%
Γ—4
+66ft-88ft

Overall

2151

Males

2071

M18-39

2071

25K→30K

15.5 - 18.6 mi

Top 8%
Γ—9
+181ft-148ft

Overall

2213

Males

2121

M18-39

2121

30K→20M

18.6 - 20.0 mi

Top 7%
Γ—5
+64ft-50ft

Overall

2129

Males

2029

M18-39

2029

20M→21M

20.0 - 21.0 mi

Top 8%
Γ—8
+106ft-24ft

Overall

2290

Males

2168

M18-39

2168

21M→35K

21.0 - 21.8 mi

Top 8%
Γ—7
+17ft-86ft

Overall

2294

Males

2175

M18-39

2175

35K→23M

21.8 - 23.0 mi

Top 6%
Γ—5
+23ft-63ft

Overall

1879

Males

1785

M18-39

1785

23M→24M

23.0 - 24.0 mi

Top 7%
Γ—6
+12ft-82ft

Overall

2118

Males

1990

M18-39

1990

24M→40K

24.0 - 24.9 mi

Top 6%
Γ—1
+6ft-20ft

Overall

1649

Males

1555

M18-39

1555

40K→25.2M

24.9 - 25.2 mi

Top 6%
Γ—1
+13ft-16ft

Overall

1719

Males

1606

M18-39

1606

25.2M→FINISH

25.2 - 26.2 mi

Top 4%
Γ—2
+22ft-21ft

Overall

1042

Males

994

M18-39

994

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Position interactions are being recalculated

Started about 8 hours ago. This usually takes 10-20 minutes. Please check back shortly.

Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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Export & Support

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing