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BOSTON MARATHON 2026

Alex Iliff

Bib: 7712•M

NJ

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 19%
Gender (Male)
#0 / 16340
Top 30%
Masters (Masters Men)
#0 / 10617
Top 15%
Age Group (M45-49)
#0 / 2413
Top 20%
Race Day Weather
51°/41°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
20:59
3.11 mi
Rank: #6415
Start → 5K
20:59 | 6:46/mi
10K
41:40
6.21 mi
Rank: #5940 (+475)
5K → 10K
20:41 | 6:40/mi
15K
1:02:20
9.32 mi
Rank: #5711 (+229)
10K → 15K
20:40 | 6:40/mi
20K
1:23:04
12.43 mi
Rank: #5485 (+226)
15K → 20K
20:44 | 6:41/mi
HALF
1:27:33
13.11 mi
Rank: #5460 (+25)
20K → HALF
4:29 | 6:35/mi
25K
1:43:48
15.53 mi
Rank: #5327 (+133)
HALF → 25K
16:15 | 6:43/mi
30K
2:06:23
18.64 mi
Rank: #5816 (-489)
25K → 30K
22:35 | 7:17/mi
20M
2:15:47
20.00 mi
Rank: #5737 (+79)
30K → 20M
9:24 | 6:56/mi
21M
2:23:04
21.00 mi
Rank: #5677 (+60)
20M → 21M
7:17 | 7:17/mi
35K
2:28:05
21.75 mi
Rank: #5615 (+62)
21M → 35K
5:01 | 6:43/mi
23M
2:36:40
23.00 mi
Rank: #5509 (+106)
35K → 23M
8:35 | 6:52/mi
24M
2:43:23
24.00 mi
Rank: #5442 (+67)
23M → 24M
6:43 | 6:43/mi
40K
2:49:09
24.85 mi
Rank: #5358 (+84)
24M → 40K
5:46 | 6:45/mi
25.2M
2:51:42
25.20 mi
Rank: #5335 (+23)
40K → 25.2M
2:33 | 7:24/mi
FINISH
2:58:47
26.22 mi
Rank: #5403 (-68)
25.2M → FINISH
7:05 | 6:58/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:27:33
Pace6:41 /mi
2nd Half
Distance13.11 mi
Time1:31:14
Pace6:58 /mi
📊Positive Split: 4.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:29:3220:596:4620:59
6:46
-
10K
6.21 mi10:50:1341:406:4320:41
6:40
-0:06
15K
9.32 mi11:10:531:02:206:4220:40
6:40
0:00
20K
12.43 mi11:31:371:23:046:4220:44
6:41
+0:01
HALF
13.11 mi11:36:061:27:336:414:29
6:35
-0:06
25K
15.53 mi11:52:211:43:486:4116:15
6:43
+0:08
30K
18.64 mi12:14:562:06:236:4722:35
7:17
+0:34
20M
20.00 mi12:24:202:15:476:489:24
6:56
-0:21
21M
21.00 mi12:31:372:23:046:497:17
7:17
+0:21
35K
21.75 mi12:36:382:28:056:495:01
6:43
-0:34
23M
23.00 mi12:45:132:36:406:498:35
6:52
+0:09
24M
24.00 mi12:51:562:43:236:496:43
6:43
-0:09
40K
24.85 mi12:57:422:49:096:495:46
6:45
+0:02
25.2M
25.20 mi13:00:152:51:426:492:33
7:24
+0:39
FINISH
26.22 mi13:07:202:58:476:507:05
6:58
-0:26

Checkpoint Splits Visualizations

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

📈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

6:35 /mi

Average Pace

6:49 /mi

Slowest Pace

7:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

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

2:26:22

82% of race

Time at Steady Pace

32:25

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:49 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:29:3220:596:4620:59
6:46
#6415
10K
6.21 mi10:50:1341:406:4320:41
6:40
#5940
15K
9.32 mi11:10:531:02:206:4220:40
6:40
#5711
20K
12.43 mi11:31:371:23:046:4220:44
6:41
#5485
HALF
13.11 mi11:36:061:27:336:414:29
6:35
#5460
25K
15.53 mi11:52:211:43:486:4116:15
6:43
#5327
30K
18.64 mi12:14:562:06:236:4722:35
7:17
#5816
20M
20.00 mi12:24:202:15:476:489:24
6:56
#5737
21M
21.00 mi12:31:372:23:046:497:17
7:17
#5677
35K
21.75 mi12:36:382:28:056:495:01
6:43
#5615
23M
23.00 mi12:45:132:36:406:498:35
6:52
#5509
24M
24.00 mi12:51:562:43:236:496:43
6:43
#5442
40K
24.85 mi12:57:422:49:096:495:46
6:45
#5358
25.2M
25.20 mi13:00:152:51:426:492:33
7:24
#5335
FINISH
26.22 mi13:07:202:58:476:507:05
6:58
#5403
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi6415578757875342(Top 18%)4943(Top 30%)4943(Top 205%)
10K6.21 mi3.10 mi5940+4755427+3605427+3605516(Top 19%)5085(Top 31%)5085(Top 211%)
15K9.32 mi3.11 mi5711+2295250+1775250+1775342(Top 18%)4943(Top 30%)4943(Top 205%)
20K12.43 mi3.11 mi5485+2265062+1885062+1884955(Top 17%)4602(Top 28%)4602(Top 191%)
HALF13.11 mi0.68 mi5460+255038+245038+244978(Top 17%)4608(Top 28%)4608(Top 191%)
25K15.53 mi2.42 mi5327+1334927+1114927+1114884(Top 17%)4500(Top 28%)4500(Top 186%)
30K18.64 mi3.11 mi5816-4895278-3515278-3517840(Top 27%)6517(Top 40%)6517(Top 270%)
20M20.00 mi1.36 mi5737+795202+765202+764937(Top 17%)4423(Top 27%)4423(Top 183%)
21M21.00 mi1.00 mi5677+605148+545148+545119(Top 18%)4483(Top 27%)4483(Top 186%)
35K21.75 mi0.75 mi5615+625093+555093+554931(Top 17%)4358(Top 27%)4358(Top 181%)
23M23.00 mi1.25 mi5509+1064997+964997+964455(Top 15%)3961(Top 24%)3961(Top 164%)
24M24.00 mi1.00 mi5442+674937+604937+604533(Top 16%)3975(Top 24%)3975(Top 165%)
40K24.85 mi0.85 mi5358+844860+774860+773859(Top 13%)3413(Top 21%)3413(Top 141%)
25.2M25.20 mi0.35 mi5335+234838+224838+224546(Top 16%)3874(Top 24%)3874(Top 161%)
FINISH26.22 mi1.02 mi5403-684876-384876-387124(Top 25%)5559(Top 34%)5559(Top 230%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 18%
×21
+97ft-345ft

Overall

5342

Males

4943

M45-49

4943

5K→10K

3.1 - 6.2 mi

Top 19%
×5
+79ft-138ft

Overall

5516

Males

5085

M45-49

5085

10K→15K

6.2 - 9.3 mi

Top 18%
×3
+67ft-78ft

Overall

5342

Males

4943

M45-49

4943

15K→20K

9.3 - 12.4 mi

Top 17%
×5
+106ft-86ft

Overall

4955

Males

4602

M45-49

4602

20K→HALF

12.4 - 13.1 mi

Top 17%
×2
+19ft-37ft

Overall

4978

Males

4608

M45-49

4608

HALF→25K

13.1 - 15.5 mi

Top 17%
×4
+66ft-88ft

Overall

4884

Males

4500

M45-49

4500

25K→30K

15.5 - 18.6 mi

Top 27%
×9
+181ft-148ft

Overall

7840

Males

6517

M45-49

6517

30K→20M

18.6 - 20.0 mi

Top 17%
×5
+64ft-50ft

Overall

4937

Males

4423

M45-49

4423

20M→21M

20.0 - 21.0 mi

Top 18%
×8
+106ft-24ft

Overall

5119

Males

4483

M45-49

4483

21M→35K

21.0 - 21.8 mi

Top 17%
×7
+17ft-86ft

Overall

4931

Males

4358

M45-49

4358

35K→23M

21.8 - 23.0 mi

Top 15%
×5
+23ft-63ft

Overall

4455

Males

3961

M45-49

3961

23M→24M

23.0 - 24.0 mi

Top 16%
×6
+12ft-82ft

Overall

4533

Males

3975

M45-49

3975

24M→40K

24.0 - 24.9 mi

Top 13%
×1
+6ft-20ft

Overall

3859

Males

3413

M45-49

3413

40K→25.2M

24.9 - 25.2 mi

Top 16%
×1
+13ft-16ft

Overall

4546

Males

3874

M45-49

3874

25.2M→FINISH

25.2 - 26.2 mi

Top 25%
×2
+22ft-21ft

Overall

7124

Males

5559

M45-49

5559

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1932
Passed By
920
Net Change
+1012
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6415
5K → 10K51237+475#6415#5940
10K → 15K26334+229#5940#5711
15K → 20K24620+226#5711#5485
20K → HALF349+25#5485#5460
HALF → 25K15724+133#5460#5327
25K → 30K52541-489#5327#5816
30K → 20M10627+79#5816#5737
20M → 21M9737+60#5737#5677
21M → 35K7311+62#5677#5615
35K → 23M12620+106#5615#5509
23M → 24M9225+67#5509#5442
24M → 40K9713+84#5442#5358
40K → 25.2M3714+23#5358#5335
25.2M → FINISH40108-68#5335#5403
TOTALS1932920+1012
📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing